Current weather conditions and 15 day weather forecast for Walnut Grove, 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.
| 20 September 2026 Sunday 19.4 ° C / 66.9°F ![]() Patchy rain nearby |
Feels Like : 19.8 ° C / 67.6°F Humidity : % 95 Pressure : 1013 mb Wind Speed : 13.7 kmph / 8.5 miles from NE ![]() Visibility : 10 km Precipitation (rainfall) : 0.05 mm Cloud (%) : 100 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 20 September 2026 Sunday | Patchy rain nearby |
15 ° C (59°F) |
22 ° C (71.7°F) |
19 ° C (66.3°F) |
% 95 | 92% | 2.3 | Sunrise:06:46 AM Sunset: 07:01 PM |
Moonrise:04:23 PM Moonset: 12:38 AM Moon Phase ( Waxing Gibbous ) |
|
| 21 September 2026 Monday | Overcast |
13 ° C (55.3°F) |
15 ° C (59°F) |
14.2 ° C (57.5°F) |
% 88 | 75% | 0.9 | Sunrise:06:47 AM Sunset: 07:00 PM |
Moonrise:04:53 PM Moonset: 01:41 AM Moon Phase ( Waxing Gibbous ) |
|
| 22 September 2026 Tuesday | Overcast |
12 ° C (53.5°F) |
13.3 ° C (55.9°F) |
12.5 ° C (54.5°F) |
% 79 | 45% | 1 | Sunrise:06:48 AM Sunset: 06:58 PM |
Moonrise:05:19 PM Moonset: 02:44 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 September 2026 Wednesday | Sunny |
9.9 ° C (49.8°F) |
20.2 ° C (68.4°F) |
14.3 ° C (57.8°F) |
% 77 | 18% | 5.8 | Sunrise:06:49 AM Sunset: 06:56 PM |
Moonrise:05:41 PM Moonset: 03:46 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 September 2026 Thursday | Overcast |
11.7 ° C (53.1°F) |
19.9 ° C (67.7°F) |
15.7 ° C (60.3°F) |
% 80 | 22% | 5.7 | Sunrise:06:50 AM Sunset: 06:55 PM |
Moonrise:06:01 PM Moonset: 04:48 AM Moon Phase ( Full Moon ) |
|
| 25 September 2026 Friday | Overcast |
13.5 ° C (56.3°F) |
16.5 ° C (61.7°F) |
14.9 ° C (58.9°F) |
% 71 | 17% | 4 | Sunrise:06:51 AM Sunset: 06:53 PM |
Moonrise:06:20 PM Moonset: 05:50 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Overcast |
13.8 ° C (56.8°F) |
15.8 ° C (60.4°F) |
14.7 ° C (58.4°F) |
% 69 | 17% | 4 | Sunrise:06:52 AM Sunset: 06:51 PM |
Moonrise:06:40 PM Moonset: 06:52 AM Moon Phase ( Full Moon ) |
|
| 27 September 2026 Sunday | Sunny |
12.8 ° C (55.1°F) |
21.6 ° C (70.9°F) |
16.5 ° C (61.6°F) |
% 59 | 6% | 6 | Sunrise:06:53 AM Sunset: 06:49 PM |
Moonrise:07:02 PM Moonset: 07:56 AM Moon Phase ( Waning Gibbous ) |
|
| 28 September 2026 Monday | Sunny |
12.3 ° C (54.1°F) |
22.8 ° C (73°F) |
17.1 ° C (62.8°F) |
% 72 | 6% | 6 | Sunrise:06:54 AM Sunset: 06:48 PM |
Moonrise:07:27 PM Moonset: 09:03 AM Moon Phase ( Waning Gibbous ) |
|
| 29 September 2026 Tuesday | Overcast |
13.2 ° C (55.7°F) |
25 ° C (77°F) |
18.6 ° C (65.5°F) |
% 66 | 10% | 6 | Sunrise:06:55 AM Sunset: 06:46 PM |
Moonrise:07:57 PM Moonset: 10:11 AM Moon Phase ( Waning Gibbous ) |
|
| 30 September 2026 Wednesday | Patchy rain nearby |
11.9 ° C (53.4°F) |
19.2 ° C (66.6°F) |
16.5 ° C (61.7°F) |
% 82 | 65% | 4 | Sunrise:06:56 AM Sunset: 06:44 PM |
Moonrise:08:34 PM Moonset: 11:22 AM Moon Phase ( Waning Gibbous ) |
|
| 01 October 2026 Thursday | Overcast |
7.1 ° C (44.7°F) |
10.9 ° C (51.6°F) |
8.6 ° C (47.5°F) |
% 77 | 67% | 2 | Sunrise:06:57 AM Sunset: 06:43 PM |
Moonrise:09:21 PM Moonset: 12:32 PM Moon Phase ( Last Quarter ) |
|
| 02 October 2026 Friday | Sunny |
4.4 ° C (39.9°F) |
14 ° C (57.3°F) |
9.1 ° C (48.4°F) |
% 70 | 8% | 4 | Sunrise:06:58 AM Sunset: 06:41 PM |
Moonrise:10:19 PM Moonset: 01:37 PM Moon Phase ( Last Quarter ) |
|
| 03 October 2026 Saturday | Sunny |
6.5 ° C (43.7°F) |
19.2 ° C (66.5°F) |
12 ° C (53.6°F) |
% 70 | 37% | 5 | Sunrise:06:59 AM Sunset: 06:39 PM |
Moonrise:11:27 PM Moonset: 02:33 PM Moon Phase ( Last Quarter ) |
|