| Weather / Illinois Weather Temperature |
Weather Forecast for Lake Forest (Illinois)
Forecast Overview
Mon Dec 23 
34°F 21°F 1°C -6°C Considerable cloudiness.
detailsTue Dec 24 
39°F 34°F 4°C 1°C Overcast skies.
detailsWed Dec 25 
39°F 36°F 4°C 2°C Chance of light rain late at night.
detailsThu Dec 26 
39°F 39°F 4°C 4°C Chance of light rain before sunrise.
detailsFri Dec 27 
43°F 39°F 6°C 4°C Chance of light rain in the afternoon and in the evening.
detailsSat Dec 28 52°F 43°F 11°C 6°C Overcast skies.
detailsSun Dec 29 
54°F 46°F 12°C 8°C Chance of heavy rain most of the day.
detailsMon Dec 30 
48°F 43°F 9°C 6°C Chance of light rain in the afternoon.
detailsTue Dec 31 45°F 39°F 7°C 4°C Mostly cloudy skies.
detailsWed Jan 1 41°F 39°F 5°C 4°C Overcast skies.
detailsThu Jan 2 
39°F 34°F 4°C 1°C Chance of light rain in the morning and in the afternoon. Chance of light snow after 3 pm.
detailsFri Jan 3 34°F 30°F 1°C -1°C Considerable cloudiness.
detailsSat Jan 4 30°F 27°F -1°C -3°C Partly cloudy skies.
detailsSun Jan 5 36°F 28°F 2°C -2°C Overcast skies.
details
Detailed Forecast
| Monday, December 23 | Lake Forest sunrise: 07:17 sunset: 16:23 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 |  | Clear. | 22°F (-5°C) | 3 mph (5 km/h) | 74% | 0.287% |
| 03:00 06:00 | | Mostly clear, with a few passing clouds. | 23°F (-5°C) | 8 mph (12 km/h) | 73% | 0.29% |
| 06:00 09:00 | | Mostly cloudy. | 26°F (-4°C) | 11 mph (18 km/h) | 77% | 0.293% |
| 09:00 12:00 | | Overcast. | 30°F (-1°C) | 12 mph (19 km/h) | 63% | 0.292% |
| 12:00 15:00 | | Overcast. | 32°F (-0°C) | 14 mph (23 km/h) | 66% | 0.292% |
| 15:00 18:00 | | Mostly cloudy. | 32°F (0°C) | 17 mph (27 km/h) | 71% | 0.292% |
| 18:00 21:00 | | Overcast. | 34°F (1°C) | 18 mph (29 km/h) | 65% | 0.292% |
| 21:00 00:00 | | Overcast. | 33°F (1°C) | 18 mph (29 km/h) | 67% | 0.291% |
| Tuesday, December 24 | Lake Forest sunrise: 07:18 sunset: 16:23 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Overcast. | 33°F (1°C) | 19 mph (30 km/h) | 68% | 0.293% |
| 03:00 06:00 | | Overcast. | 34°F (1°C) | 18 mph (30 km/h) | 72% | 0.292% |
| 06:00 09:00 | | Overcast. | 35°F (2°C) | 16 mph (26 km/h) | 76% | 0.293% |
| 09:00 12:00 | | Overcast. | 37°F (3°C) | 15 mph (23 km/h) | 82% | 0.293% |
| 12:00 15:00 | | Overcast. | 38°F (3°C) | 10 mph (16 km/h) | 87% | 0.294% |
| 15:00 18:00 | | Overcast. Precipitation: 0.01 in (0.1875 mm). | 37°F (3°C) | 6 mph (9 km/h) | 93% | 0.292% |
| 18:00 21:00 | | Overcast. Precipitation: 0 in (0.125 mm). | 36°F (2°C) | 5 mph (8 km/h) | 93% | 0.289% |
| 21:00 00:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 36°F (2°C) | 4 mph (6 km/h) | 93% | 0.288% |
| Wednesday, December 25 | Lake Forest sunrise: 07:18 sunset: 16:24 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 36°F (2°C) | 5 mph (8 km/h) | 94% | 0.286% |
| 03:00 06:00 | | Overcast. Precipitation: 0 in (0.125 mm). | 37°F (3°C) | 7 mph (11 km/h) | 93% | 0.284% |
| 06:00 09:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 37°F (3°C) | 6 mph (10 km/h) | 91% | 0.282% |
| 09:00 12:00 | | Mostly cloudy. Precipitation: 0 in (0.0625 mm). | 39°F (4°C) | 7 mph (12 km/h) | 87% | 0.279% |
| 12:00 15:00 | | Partly cloudy. | 39°F (4°C) | 7 mph (12 km/h) | 86% | 0.274% |
| 15:00 18:00 | | Overcast. | 38°F (4°C) | 6 mph (10 km/h) | 90% | 0.272% |
| 18:00 21:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 39°F (4°C) | 7 mph (11 km/h) | 92% | 0.269% |
| 21:00 00:00 | | Chance of light rain. Precipitation: 0.01 in (0.1875 mm). | 39°F (4°C) | 7 mph (11 km/h) | 95% | 0.266% |
| Thursday, December 26 | Lake Forest sunrise: 07:19 sunset: 16:25 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Chance of light rain. Precipitation: 0.01 in (0.1875 mm). | 39°F (4°C) | 7 mph (11 km/h) | 96% | 0.266% |
| 03:00 06:00 | | Overcast. Precipitation: 0.01 in (0.1875 mm). | 39°F (4°C) | 7 mph (12 km/h) | 96% | 0.265% |
| 06:00 09:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 39°F (4°C) | 8 mph (13 km/h) | 96% | 0.262% |
| 09:00 12:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 40°F (4°C) | 7 mph (11 km/h) | 95% | 0.264% |
| 12:00 15:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 40°F (4°C) | 9 mph (14 km/h) | 96% | 0.263% |
| 15:00 18:00 | | Overcast. | 40°F (4°C) | 10 mph (16 km/h) | 96% | 0.262% |
| 18:00 21:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 40°F (4°C) | 10 mph (16 km/h) | 96% | 0.261% |
| 21:00 00:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 39°F (4°C) | 10 mph (16 km/h) | 96% | 0.261% |
| Friday, December 27 | Lake Forest sunrise: 07:19 sunset: 16:25 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 39°F (4°C) | 12 mph (19 km/h) | 95% | 0.263% |
| 03:00 06:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 40°F (4°C) | 10 mph (16 km/h) | 95% | 0.26% |
| 06:00 09:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 40°F (4°C) | 13 mph (20 km/h) | 96% | 0.26% |
| 09:00 12:00 | | Overcast. | 40°F (4°C) | 13 mph (21 km/h) | 96% | 0.259% |
| 12:00 15:00 | | Overcast. | 40°F (5°C) | 12 mph (19 km/h) | 95% | 0.259% |
| 15:00 18:00 | | Chance of light rain. Precipitation: 0.01 in (0.1875 mm). | 41°F (5°C) | 13 mph (21 km/h) | 96% | 0.259% |
| 18:00 21:00 | | Chance of light rain. Precipitation: 0.01 in (0.1875 mm). | 41°F (5°C) | 15 mph (24 km/h) | 97% | 0.26% |
| 21:00 00:00 | | Overcast. Precipitation: 0.02 in (0.4375 mm). | 42°F (6°C) | 16 mph (25 km/h) | 98% | 0.263% |
| Saturday, December 28 | Lake Forest sunrise: 07:19 sunset: 16:26 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 44°F (7°C) | 18 mph (29 km/h) | 98% | 0.261% |
| 03:00 06:00 | | Overcast. Precipitation: 0.05 in (1.1875 mm). | 47°F (8°C) | 19 mph (30 km/h) | 97% | 0.269% |
| 06:00 09:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 49°F (9°C) | 13 mph (21 km/h) | 94% | 0.267% |
| 09:00 12:00 | | Overcast. Precipitation: 0.02 in (0.5 mm). | 50°F (10°C) | 13 mph (21 km/h) | 95% | 0.266% |
| 12:00 15:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 51°F (10°C) | 13 mph (22 km/h) | 91% | 0.264% |
| 15:00 18:00 | | Overcast. | 50°F (10°C) | 11 mph (18 km/h) | 98% | 0.264% |
| 18:00 21:00 | | Overcast. Precipitation: 0.01 in (0.1875 mm). | 49°F (10°C) | 11 mph (18 km/h) | 98% | 0.263% |
| 21:00 00:00 | | Overcast. Precipitation: 0.01 in (0.375 mm). | 49°F (10°C) | 11 mph (17 km/h) | 99% | 0.263% |
| Sunday, December 29 | Lake Forest sunrise: 07:19 sunset: 16:27 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Chance of light rain. Precipitation: 0.01 in (0.375 mm). | 52°F (11°C) | 14 mph (23 km/h) | 96% | 0.266% |
| 03:00 06:00 | | Chance of heavy rain. Precipitation: 0.42 in (10.6875 mm). | 49°F (10°C) | 12 mph (19 km/h) | 99% | 0.331% |
| 06:00 09:00 | | Chance of rain. Precipitation: 0.32 in (8.25 mm). | 51°F (11°C) | 17 mph (27 km/h) | 97% | 0.335% |
| 09:00 12:00 | | Chance of rain. Precipitation: 0.12 in (3.125 mm). | 52°F (11°C) | 16 mph (26 km/h) | 91% | 0.32% |
| 12:00 15:00 | | Chance of rain. Precipitation: 0.08 in (2.125 mm). | 52°F (11°C) | 12 mph (20 km/h) | 95% | 0.317% |
| 15:00 18:00 | | Clear. Precipitation: 0.07 in (1.75 mm). | 52°F (11°C) | 12 mph (20 km/h) | 83% | 0.312% |
| 18:00 21:00 | | Chance of light rain. Precipitation: 0.01 in (0.1875 mm). | 48°F (9°C) | 11 mph (17 km/h) | 88% | 0.307% |
| 21:00 00:00 | | Times of clear skies and clouds. Precipitation: 0.01 in (0.1875 mm). | 47°F (8°C) | 9 mph (15 km/h) | 79% | 0.303% |
| Monday, December 30 | Lake Forest sunrise: 07:20 sunset: 16:28 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Clear. | 45°F (7°C) | 10 mph (17 km/h) | 83% | 0.298% |
| 03:00 06:00 | | Overcast. | 43°F (6°C) | 6 mph (10 km/h) | 90% | 0.299% |
| 06:00 09:00 | | Overcast. | 43°F (6°C) | 6 mph (9 km/h) | 89% | 0.294% |
| 09:00 12:00 | | Overcast. | 47°F (8°C) | 7 mph (11 km/h) | 72% | 0.293% |
| 12:00 15:00 | | Overcast. | 48°F (9°C) | 6 mph (9 km/h) | 67% | 0.292% |
| 15:00 18:00 | | Chance of light rain. Precipitation: 0 in (0.0625 mm). | 46°F (8°C) | 7 mph (11 km/h) | 76% | 0.29% |
| 18:00 21:00 | | Overcast. Precipitation: 0.01 in (0.25 mm). | 46°F (8°C) | 5 mph (9 km/h) | 81% | 0.291% |
| 21:00 00:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 45°F (7°C) | 5 mph (7 km/h) | 84% | 0.289% |
| Tuesday, December 31 | Lake Forest sunrise: 07:20 sunset: 16:28 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Overcast. Precipitation: 0.01 in (0.1875 mm). | 44°F (7°C) | 4 mph (6 km/h) | 86% | 0.289% |
| 03:00 06:00 | | Overcast. | 44°F (7°C) | 5 mph (8 km/h) | 88% | 0.287% |
| 06:00 09:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 43°F (6°C) | 4 mph (7 km/h) | 91% | 0.286% |
| 09:00 12:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 43°F (6°C) | 4 mph (6 km/h) | 87% | 0.285% |
| 12:00 15:00 | | Mostly cloudy. | 43°F (6°C) | 4 mph (7 km/h) | 78% | 0.285% |
| 15:00 18:00 | | Clear. | 41°F (5°C) | 6 mph (9 km/h) | 83% | 0.284% |
| 18:00 21:00 | | Clear. | 40°F (5°C) | 4 mph (7 km/h) | 83% | 0.283% |
| 21:00 00:00 | | Overcast. | 40°F (4°C) | 6 mph (10 km/h) | 83% | 0.284% |
| Wednesday, January 1 | Lake Forest sunrise: 07:20 sunset: 16:29 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Considerable cloudiness. | 39°F (4°C) | 7 mph (11 km/h) | 84% | 0.284% |
| 03:00 06:00 | | Overcast. | 40°F (4°C) | 9 mph (15 km/h) | 81% | 0.281% |
| 06:00 09:00 | | Overcast. | 40°F (4°C) | 10 mph (16 km/h) | 81% | 0.281% |
| 09:00 12:00 | | Overcast. | 40°F (4°C) | 10 mph (16 km/h) | 80% | 0.28% |
| 12:00 15:00 | | Overcast. | 40°F (4°C) | 13 mph (20 km/h) | 79% | 0.28% |
| 15:00 18:00 | | Overcast. | 39°F (4°C) | 14 mph (22 km/h) | 81% | 0.279% |
| 18:00 21:00 | | Overcast. | 39°F (4°C) | 15 mph (24 km/h) | 84% | 0.279% |
| 21:00 00:00 | | Overcast. | 39°F (4°C) | 17 mph (27 km/h) | 90% | 0.28% |
| Thursday, January 2 | Lake Forest sunrise: 07:20 sunset: 16:30 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 40°F (4°C) | 14 mph (22 km/h) | 92% | 0.279% |
| 03:00 06:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 39°F (4°C) | 16 mph (26 km/h) | 91% | 0.279% |
| 06:00 09:00 | | Chance of light rain. Precipitation: 0.01 in (0.1875 mm). | 37°F (3°C) | 17 mph (28 km/h) | 95% | 0.28% |
| 09:00 12:00 | | Overcast. Precipitation: 0.01 in (0.1875 mm). | 40°F (4°C) | 14 mph (23 km/h) | 77% | 0.281% |
| 12:00 15:00 | | Chance of light rain. Precipitation: 0.01 in (0.3125 mm). | 37°F (3°C) | 15 mph (23 km/h) | 93% | 0.283% |
| 15:00 18:00 | | Chance of light snow. Precipitation: 0.02 in (0.625 mm). | 36°F (2°C) | 18 mph (29 km/h) | 95% | 0.287% |
| 18:00 21:00 | | Chance of light snow. Precipitation: 0.02 in (0.625 mm). | 35°F (2°C) | 18 mph (29 km/h) | 91% | 0.286% |
| 21:00 00:00 | | Chance of light snow. Precipitation: 0.03 in (0.875 mm). | 33°F (1°C) | 15 mph (23 km/h) | 93% | 0.284% |
| Friday, January 3 | Lake Forest sunrise: 07:20 sunset: 16:30 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Overcast. Precipitation: 0.02 in (0.4375 mm). | 32°F (0°C) | 17 mph (27 km/h) | 80% | 0.281% |
| 03:00 06:00 | | Mostly cloudy. | 31°F (-1°C) | 16 mph (25 km/h) | 77% | 0.282% |
| 06:00 09:00 | | Overcast. | 31°F (-0°C) | 14 mph (23 km/h) | 71% | 0.282% |
| 09:00 12:00 | | Overcast. | 33°F (0°C) | 14 mph (22 km/h) | 63% | 0.282% |
| 12:00 15:00 | | Overcast. | 34°F (1°C) | 13 mph (21 km/h) | 55% | 0.281% |
| 15:00 18:00 | | Clear. | 32°F (0°C) | 13 mph (21 km/h) | 58% | 0.281% |
| 18:00 21:00 | | Partly cloudy. | 31°F (-1°C) | 13 mph (20 km/h) | 60% | 0.28% |
| 21:00 00:00 | | Partly cloudy. | 30°F (-1°C) | 12 mph (19 km/h) | 63% | 0.281% |
| Saturday, January 4 | Lake Forest sunrise: 07:20 sunset: 16:31 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Mostly clear. | 28°F (-2°C) | 13 mph (20 km/h) | 66% | 0.282% |
| 03:00 06:00 | | Overcast. | 27°F (-3°C) | 11 mph (17 km/h) | 65% | 0.283% |
| 06:00 09:00 | | Times of sun and clouds. | 26°F (-3°C) | 9 mph (14 km/h) | 62% | 0.287% |
| 09:00 12:00 | | Sunny. | 28°F (-2°C) | 6 mph (10 km/h) | 51% | 0.289% |
| 12:00 15:00 | | Overcast. | 30°F (-1°C) | 6 mph (10 km/h) | 45% | 0.29% |
| 15:00 18:00 | | Mostly cloudy. | 30°F (-1°C) | 6 mph (9 km/h) | 49% | 0.287% |
| 18:00 21:00 | | Overcast. | 30°F (-1°C) | 8 mph (13 km/h) | 58% | 0.29% |
| 21:00 00:00 | | Overcast. | 30°F (-1°C) | 10 mph (17 km/h) | 59% | 0.291% |
| Sunday, January 5 | Lake Forest sunrise: 07:20 sunset: 16:32 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 00:00 03:00 | | Mostly cloudy. | 29°F (-1°C) | 12 mph (19 km/h) | 58% | 0.292% |
| 03:00 06:00 | | Overcast. | 30°F (-1°C) | 14 mph (22 km/h) | 56% | 0.294% |
| 06:00 09:00 | | Partly cloudy. | 31°F (-1°C) | 14 mph (23 km/h) | 57% | 0.296% |
| 09:00 12:00 | | Overcast. | 34°F (1°C) | 13 mph (20 km/h) | 55% | 0.297% |
| 12:00 15:00 | | Overcast. | 35°F (2°C) | 11 mph (17 km/h) | 56% | 0.291% |
| 15:00 18:00 | | Considerable cloudiness. | 33°F (0°C) | 11 mph (17 km/h) | 61% | 0.283% |
| 18:00 21:00 | | Partly cloudy. | 30°F (-1°C) | 11 mph (18 km/h) | 63% | 0.284% |
| 21:00 00:00 | | Overcast. | 29°F (-2°C) | 12 mph (19 km/h) | 62% | 0.284% |
Lake Forest (latitude 42°14'N, longitude 087°52'W)
Lake Forest - other nearby places: Mettawa (3 miles / 5.5 km away), Highwood (3 miles / 5.5 km away), Bannockburn (3 miles / 5.6 km away), Lake Bluff (4 miles / 6.2 km away), Green Oaks (4 miles / 6.2 km away), Lincolnshire (4 miles / 6.9 km away), Highland Park (4 miles / 6.9 km away), Deerfield (5 miles / 7.5 km away), Riverwoods (5 miles / 7.9 km away), Vernon Hills (5 miles / 8.3 km away), North Chicago (6 miles / 9.3 km away), Libertyville (6 miles / 10 km away), Buffalo Grove (7 miles / 11 km away), Grayslake (12 miles / 19 km away), Grandwood Park (12 miles / 19 km away), Third Lake (12 miles / 19 km away), Beach Park (13 miles / 20 km away), Hainesville (13 miles / 21 km away), Old Mill Creek (14 miles / 22 km away), Round Lake (14 miles / 22 km away).
View weather forecasts for other places in Illinois
Forecasts for Other Places:
Lake Forest Park
41°F ... 48°F (5°C ... 9°C)
Chance of rain most of the day (after 7 am). Estimated precipitation: 11.625 mm.
Lake Geneva
7°F ... 28°F (-14°C ... -2°C)
Mostly cloudy skies.
Lake George
3°F ... 14°F (-16°C ... -10°C)
Sunny skies.
Lake Goodwin
43°F ... 48°F (6°C ... 9°C)
Chance of light rain in the morning and early afternoon (between 10 am and 4 pm) and again at night (after 10 pm). Estimated precipitation: 2.5 mm.
Lake Grove
19°F ... 23°F (-7°C ... -5°C)
Sunny skies.
Lake Hallie
12°F ... 30°F (-11°C ... -1°C)
Considerable cloudiness.
Lake Hamilton
45°F ... 68°F (7°C ... 20°C)
More clouds than sun.
Lake Hamilton
28°F ... 50°F (-2°C ... 10°C)
Sunny skies.
Lake Harbor
59°F ... 70°F (15°C ... 21°C)
Chance of light rain late in the afternoon (between 4 pm and 7 pm).
Lake Hart
48°F ... 70°F (9°C ... 21°C)
More clouds than sun.