Walnut Creek Airport Weather Forecast 15 Days, Weather in 49IL Today
Current weather conditions and 15 day weather forecast for Walnut Creek Airport, 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 Walnut Creek Airport
| 15 May 2026 Friday 13.2 ° C / 55.8°F  Partly cloudy |
Feels Like : 11.4 ° C / 52.4°F Humidity : % 54 Pressure : 1014 mb Wind Speed : 20.9 kmph / 13 miles from S  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 50 |
15 day weather forecast for Walnut Creek Airport, IL, USA
Weather Forecast for next 15 Days for Walnut Creek Airport 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 Walnut Creek Airport, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 15 May 2026 Friday |  Patchy rain nearby |
12.6 ° C (54.7°F) |
26.4 ° C (79.5°F) |
17.9 ° C (64.2°F) |
% 61 | 85% | 7.9 | Sunrise:05:36 AM Sunset: 08:07 PM |
Moonrise:04:22 AM Moonset: 07:14 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday |  Heavy rain |
17 ° C (62.5°F) |
28.9 ° C (84.1°F) |
22.2 ° C (71.9°F) |
% 80 | 88% | 7 | Sunrise:05:35 AM Sunset: 08:08 PM |
Moonrise:04:57 AM Moonset: 08:36 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday |  Moderate rain |
18.2 ° C (64.7°F) |
27.6 ° C (81.7°F) |
22.4 ° C (72.3°F) |
% 80 | 84% | 8 | Sunrise:05:34 AM Sunset: 08:09 PM |
Moonrise:05:42 AM Moonset: 09:55 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Moderate rain |
19.8 ° C (67.6°F) |
24.5 ° C (76.1°F) |
22 ° C (71.5°F) |
% 79 | 88% | 5.8 | Sunrise:05:33 AM Sunset: 08:10 PM |
Moonrise:06:38 AM Moonset: 11:04 PM Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Moderate rain |
12.9 ° C (55.3°F) |
20.7 ° C (69.2°F) |
18.4 ° C (65.2°F) |
% 78 | 85% | 0.4 | Sunrise:05:32 AM Sunset: 08:11 PM |
Moonrise:07:48 AM Moonset: 12:00 AM Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday | Patchy rain nearby |
9.6 ° C (49.4°F) |
20.7 ° C (69.3°F) |
14.9 ° C (58.9°F) |
% 62 | 83% | 3 | Sunrise:05:31 AM Sunset: 08:12 PM |
Moonrise:09:04 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Moderate rain |
9.6 ° C (49.2°F) |
16.6 ° C (61.8°F) |
13.6 ° C (56.4°F) |
% 89 | 82% | 3 | Sunrise:05:30 AM Sunset: 08:13 PM |
Moonrise:10:22 AM Moonset: 12:42 AM Moon Phase ( Waxing Crescent ) |
|
| 22 May 2026 Friday |  Cloudy |
8.8 ° C (47.8°F) |
16.5 ° C (61.8°F) |
12.5 ° C (54.6°F) |
% 71 | 0% | 3 | Sunrise:05:30 AM Sunset: 08:14 PM |
Moonrise:11:37 AM Moonset: 01:15 AM Moon Phase ( Waxing Crescent ) |
|
| 23 May 2026 Saturday | Partly Cloudy |
8.6 ° C (47.5°F) |
17.5 ° C (63.5°F) |
12.8 ° C (55.1°F) |
% 69 | 0% | 4 | Sunrise:05:29 AM Sunset: 08:15 PM |
Moonrise:12:48 PM Moonset: 01:42 AM Moon Phase ( First Quarter ) |
|
| 24 May 2026 Sunday | Partly Cloudy |
6.2 ° C (43.2°F) |
19.9 ° C (67.9°F) |
13.2 ° C (55.8°F) |
% 69 | 0% | 4 | Sunrise:05:28 AM Sunset: 08:15 PM |
Moonrise:01:55 PM Moonset: 02:04 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 May 2026 Monday | Patchy rain nearby |
12.3 ° C (54.2°F) |
25.7 ° C (78.2°F) |
18.3 ° C (64.9°F) |
% 76 | 67% | 4 | Sunrise:05:27 AM Sunset: 08:16 PM |
Moonrise:03:00 PM Moonset: 02:25 AM Moon Phase ( Waxing Gibbous ) |
|
| 26 May 2026 Tuesday | Patchy rain nearby |
19.1 ° C (66.4°F) |
26 ° C (78.8°F) |
22.3 ° C (72.2°F) |
% 85 | 87% | 5 | Sunrise:05:27 AM Sunset: 08:17 PM |
Moonrise:04:04 PM Moonset: 02:45 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 May 2026 Wednesday | Patchy rain nearby |
21.5 ° C (70.8°F) |
26.6 ° C (79.8°F) |
24.1 ° C (75.3°F) |
% 88 | 88% | 5 | Sunrise:05:26 AM Sunset: 08:18 PM |
Moonrise:05:08 PM Moonset: 03:06 AM Moon Phase ( Waxing Gibbous ) |
|
| 28 May 2026 Thursday | Patchy rain nearby |
20.4 ° C (68.7°F) |
29.7 ° C (85.5°F) |
24.9 ° C (76.7°F) |
% 85 | 84% | 5 | Sunrise:05:26 AM Sunset: 08:19 PM |
Moonrise:06:12 PM Moonset: 03:29 AM Moon Phase ( Waxing Gibbous ) |
|
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