Lake Forest Weather Forecast 15 Days, Weather in Lake Forest Today
Current weather conditions and 15 day weather forecast for Lake Forest, Illinois, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
Current weather conditions at Lake Forest
| 14 June 2026 Sunday 18.9 ° C / 66°F  Light rain |
Feels Like : 18.9 ° C / 66°F Humidity : % 70 Pressure : 1009 mb Wind Speed : 18 kmph / 11.2 miles from NW  Visibility : 16 km Precipitation (rainfall) : 0.32 mm Cloud (%) : 100 |
15 day weather forecast for Lake Forest, IL, USA
Weather Forecast for next 15 Days for Lake Forest including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Lake Forest, Illinois state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 14 June 2026 Sunday |  Moderate rain |
15.3 ° C (59.5°F) |
20.8 ° C (69.4°F) |
18.4 ° C (65°F) |
% 67 | 62% | 5.5 | Sunrise:05:14 AM Sunset: 08:29 PM |
Moonrise:03:59 AM Moonset: 08:24 PM Moon Phase ( New Moon ) |
|
| 15 June 2026 Monday |  Sunny |
13.5 ° C (56.4°F) |
21.5 ° C (70.7°F) |
17.6 ° C (63.8°F) |
% 59 | 4% | 8.1 | Sunrise:05:14 AM Sunset: 08:29 PM |
Moonrise:04:58 AM Moonset: 09:29 PM Moon Phase ( New Moon ) |
|
| 16 June 2026 Tuesday | Moderate rain |
15.5 ° C (59.9°F) |
24.1 ° C (75.3°F) |
19.3 ° C (66.8°F) |
% 65 | 68% | 8.2 | Sunrise:05:14 AM Sunset: 08:29 PM |
Moonrise:06:10 AM Moonset: 10:21 PM Moon Phase ( Waxing Crescent ) |
|
| 17 June 2026 Wednesday | Moderate rain |
15.9 ° C (60.7°F) |
20.4 ° C (68.8°F) |
17.6 ° C (63.7°F) |
% 93 | 92% | 2.2 | Sunrise:05:14 AM Sunset: 08:30 PM |
Moonrise:07:30 AM Moonset: 11:02 PM Moon Phase ( Waxing Crescent ) |
|
| 18 June 2026 Thursday |  Patchy rain nearby |
14.8 ° C (58.6°F) |
17.7 ° C (63.8°F) |
15.9 ° C (60.6°F) |
% 90 | 64% | 0.3 | Sunrise:05:14 AM Sunset: 08:30 PM |
Moonrise:08:52 AM Moonset: 11:33 PM Moon Phase ( Waxing Crescent ) |
|
| 19 June 2026 Friday | Patchy rain nearby |
14.7 ° C (58.4°F) |
19.8 ° C (67.6°F) |
17.1 ° C (62.9°F) |
% 70 | 9% | 4 | Sunrise:05:14 AM Sunset: 08:30 PM |
Moonrise:10:12 AM Moonset: 11:59 PM Moon Phase ( Waxing Crescent ) |
|
| 20 June 2026 Saturday |  Partly Cloudy |
14.7 ° C (58.5°F) |
21.3 ° C (70.3°F) |
18.4 ° C (65.2°F) |
% 74 | 11% | 5 | Sunrise:05:14 AM Sunset: 08:31 PM |
Moonrise:11:27 AM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 21 June 2026 Sunday | Patchy rain nearby |
16.2 ° C (61.2°F) |
17.6 ° C (63.6°F) |
17.5 ° C (63.4°F) |
% 90 | 79% | 4 | Sunrise:05:15 AM Sunset: 08:31 PM |
Moonrise:12:40 PM Moonset: 12:22 AM Moon Phase ( First Quarter ) |
|
| 22 June 2026 Monday | Sunny |
13.5 ° C (56.3°F) |
16.2 ° C (61.1°F) |
14.8 ° C (58.7°F) |
% 72 | 7% | 4 | Sunrise:05:15 AM Sunset: 08:31 PM |
Moonrise:01:51 PM Moonset: 12:44 AM Moon Phase ( First Quarter ) |
|
| 23 June 2026 Tuesday | Sunny |
14.5 ° C (58.1°F) |
21.2 ° C (70.2°F) |
18.2 ° C (64.8°F) |
% 75 | 8% | 5 | Sunrise:05:15 AM Sunset: 08:31 PM |
Moonrise:03:00 PM Moonset: 01:05 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 June 2026 Wednesday | Patchy rain nearby |
17.6 ° C (63.7°F) |
21.8 ° C (71.3°F) |
20.3 ° C (68.5°F) |
% 81 | 62% | 5 | Sunrise:05:15 AM Sunset: 08:31 PM |
Moonrise:04:10 PM Moonset: 01:29 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 June 2026 Thursday | Patchy rain nearby |
19.1 ° C (66.4°F) |
23.9 ° C (75.1°F) |
21.7 ° C (71°F) |
% 79 | 61% | 5 | Sunrise:05:16 AM Sunset: 08:31 PM |
Moonrise:05:19 PM Moonset: 01:56 AM Moon Phase ( Waxing Gibbous ) |
|
| 26 June 2026 Friday | Patchy rain nearby |
15.1 ° C (59.2°F) |
18.9 ° C (66°F) |
17.1 ° C (62.7°F) |
% 74 | 36% | 4 | Sunrise:05:16 AM Sunset: 08:31 PM |
Moonrise:06:25 PM Moonset: 02:27 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 June 2026 Saturday | Sunny |
12.9 ° C (55.2°F) |
20.2 ° C (68.4°F) |
16.6 ° C (61.9°F) |
% 52 | 3% | 5 | Sunrise:05:16 AM Sunset: 08:32 PM |
Moonrise:07:26 PM Moonset: 03:06 AM Moon Phase ( Full Moon ) |
|
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