Current weather conditions and 15 day weather forecast for Decatur (Township), 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.
| 11 August 2026 Tuesday 23.8 ° C / 74.8°F ![]() Clear |
Feels Like : 25 ° C / 77°F Humidity : % 89 Pressure : 1012 mb Wind Speed : 17.6 kmph / 11 miles from SW ![]() Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 11 August 2026 Tuesday | Sunny |
23.8 ° C (74.8°F) |
36.3 ° C (97.3°F) |
28.8 ° C (83.8°F) |
% 73 | 57% | 6.5 | Sunrise:06:04 AM Sunset: 07:57 PM |
Moonrise:04:05 AM Moonset: 07:22 PM Moon Phase ( New Moon ) |
|
| 12 August 2026 Wednesday | Sunny |
22.4 ° C (72.4°F) |
33.5 ° C (92.2°F) |
27 ° C (80.5°F) |
% 76 | 17% | 6.9 | Sunrise:06:05 AM Sunset: 07:56 PM |
Moonrise:05:27 AM Moonset: 07:57 PM Moon Phase ( New Moon ) |
|
| 13 August 2026 Thursday | Patchy rain nearby |
21 ° C (69.8°F) |
32 ° C (89.6°F) |
24.8 ° C (76.6°F) |
% 85 | 78% | 6.3 | Sunrise:06:05 AM Sunset: 07:55 PM |
Moonrise:06:48 AM Moonset: 08:26 PM Moon Phase ( New Moon ) |
|
| 14 August 2026 Friday | Partly Cloudy |
19.8 ° C (67.7°F) |
28.8 ° C (83.9°F) |
23.6 ° C (74.4°F) |
% 84 | 77% | 8.2 | Sunrise:06:06 AM Sunset: 07:54 PM |
Moonrise:08:06 AM Moonset: 08:52 PM Moon Phase ( Waxing Crescent ) |
|
| 15 August 2026 Saturday | Sunny |
19.8 ° C (67.6°F) |
35.6 ° C (96.2°F) |
27.1 ° C (80.8°F) |
% 72 | 57% | 9 | Sunrise:06:07 AM Sunset: 07:52 PM |
Moonrise:09:21 AM Moonset: 09:17 PM Moon Phase ( Waxing Crescent ) |
|
| 16 August 2026 Sunday | Sunny |
23.2 ° C (73.8°F) |
34.8 ° C (94.7°F) |
28 ° C (82.4°F) |
% 70 | 57% | 8 | Sunrise:06:08 AM Sunset: 07:51 PM |
Moonrise:10:33 AM Moonset: 09:43 PM Moon Phase ( Waxing Crescent ) |
|
| 17 August 2026 Monday | Patchy rain nearby |
19.5 ° C (67°F) |
24.6 ° C (76.3°F) |
22.1 ° C (71.7°F) |
% 88 | 89% | 5 | Sunrise:06:09 AM Sunset: 07:50 PM |
Moonrise:11:45 AM Moonset: 10:10 PM Moon Phase ( Waxing Crescent ) |
|
| 18 August 2026 Tuesday | Sunny |
16.8 ° C (62.3°F) |
28.6 ° C (83.5°F) |
22.1 ° C (71.8°F) |
% 79 | 10% | 7 | Sunrise:06:10 AM Sunset: 07:48 PM |
Moonrise:12:55 PM Moonset: 10:41 PM Moon Phase ( First Quarter ) |
|
| 19 August 2026 Wednesday | Sunny |
21.2 ° C (70.1°F) |
36.8 ° C (98.2°F) |
28.8 ° C (83.8°F) |
% 64 | 4% | 9 | Sunrise:06:11 AM Sunset: 07:47 PM |
Moonrise:02:03 PM Moonset: 11:18 PM Moon Phase ( First Quarter ) |
|
| 20 August 2026 Thursday | Sunny |
26.3 ° C (79.3°F) |
37.8 ° C (100°F) |
31.1 ° C (88°F) |
% 53 | 57% | 9 | Sunrise:06:12 AM Sunset: 07:45 PM |
Moonrise:03:08 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 21 August 2026 Friday | Sunny |
15.4 ° C (59.7°F) |
26.3 ° C (79.3°F) |
22.4 ° C (72.3°F) |
% 72 | 36% | 7 | Sunrise:06:13 AM Sunset: 07:44 PM |
Moonrise:04:06 PM Moonset: 12:01 AM Moon Phase ( First Quarter ) |
|
| 22 August 2026 Saturday | Sunny |
12.6 ° C (54.7°F) |
24.9 ° C (76.8°F) |
18.2 ° C (64.7°F) |
% 75 | 8% | 6 | Sunrise:06:14 AM Sunset: 07:42 PM |
Moonrise:04:56 PM Moonset: 12:51 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 August 2026 Sunday | Sunny |
13.9 ° C (57°F) |
28.1 ° C (82.6°F) |
20.1 ° C (68.2°F) |
% 66 | 5% | 7 | Sunrise:06:15 AM Sunset: 07:41 PM |
Moonrise:05:38 PM Moonset: 01:47 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 August 2026 Monday | Sunny |
16 ° C (60.9°F) |
32.4 ° C (90.3°F) |
23.7 ° C (74.7°F) |
% 50 | 2% | 8 | Sunrise:06:16 AM Sunset: 07:40 PM |
Moonrise:06:13 PM Moonset: 02:48 AM Moon Phase ( Waxing Gibbous ) |
|