Round Grove Weather Forecast 15 Days, Weather in Round Grove Today
Current weather conditions and 15 day weather forecast for Round 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.
Current weather conditions at Round Grove
| 05 December 2025 Friday -13.5 ° C / 7.7°F  Overcast |
Feels Like : -19.3 ° C / -2.8°F Humidity : % 85 Pressure : 1017 mb Wind Speed : 9.7 kmph / 6 miles from SSW  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Round Grove, IL, USA
Weather Forecast for next 15 Days for Round Grove 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 Round Grove, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 05 December 2025 Friday |  Cloudy |
-20 ° C (-4°F) |
-0.4 ° C (31.3°F) |
-9.3 ° C (15.3°F) |
% 77 | 0% | 0.4 | Sunrise:07:04 AM Sunset: 04:25 PM |
Moonrise:04:54 PM Moonset: 08:12 AM Moon Phase ( Full Moon ) |
|
| 06 December 2025 Saturday | Overcast |
-4.2 ° C (24.4°F) |
1 ° C (33.8°F) |
-1 ° C (30.1°F) |
% 92 | 0% | 0.4 | Sunrise:07:05 AM Sunset: 04:25 PM |
Moonrise:06:07 PM Moonset: 09:17 AM Moon Phase ( Waning Gibbous ) |
|
| 07 December 2025 Sunday |  Moderate or heavy snow showers |
-13.9 ° C (6.9°F) |
0.4 ° C (32.7°F) |
-3.8 ° C (25.2°F) |
% 89 | 72% | 0.3 | Sunrise:07:06 AM Sunset: 04:25 PM |
Moonrise:07:24 PM Moonset: 10:07 AM Moon Phase ( Waning Gibbous ) |
|
| 08 December 2025 Monday |  Freezing fog |
-18.1 ° C (-0.7°F) |
-5.9 ° C (21.4°F) |
-11.7 ° C (10.9°F) |
% 91 | 0% | 0.4 | Sunrise:07:06 AM Sunset: 04:25 PM |
Moonrise:08:41 PM Moonset: 10:46 AM Moon Phase ( Waning Gibbous ) |
|
| 09 December 2025 Tuesday |  Patchy moderate snow |
-10.1 ° C (13.9°F) |
1 ° C (33.8°F) |
-4.1 ° C (24.6°F) |
% 91 | 79% | 0 | Sunrise:07:07 AM Sunset: 04:25 PM |
Moonrise:09:53 PM Moonset: 11:16 AM Moon Phase ( Waning Gibbous ) |
|
| 10 December 2025 Wednesday |  Patchy rain nearby |
0.1 ° C (32.2°F) |
4.9 ° C (40.8°F) |
3.3 ° C (38°F) |
% 89 | 85% | 1 | Sunrise:07:08 AM Sunset: 04:25 PM |
Moonrise:11:01 PM Moonset: 11:41 AM Moon Phase ( Waning Gibbous ) |
|
| 11 December 2025 Thursday |  Partly Cloudy |
-5.3 ° C (22.5°F) |
-1.6 ° C (29.1°F) |
-2.8 ° C (26.9°F) |
% 75 | 0% | 2 | Sunrise:07:09 AM Sunset: 04:25 PM |
Moonrise:No moonrise Moonset: 12:02 PM Moon Phase ( Last Quarter ) |
|
| 12 December 2025 Friday |  Sunny |
-6.9 ° C (19.6°F) |
-2.7 ° C (27.1°F) |
-5.2 ° C (22.7°F) |
% 65 | 0% | 2 | Sunrise:07:10 AM Sunset: 04:25 PM |
Moonrise:12:05 AM Moonset: 12:21 PM Moon Phase ( Waning Crescent ) |
|
| 13 December 2025 Saturday | Partly Cloudy |
-7.2 ° C (19°F) |
-2.4 ° C (27.6°F) |
-4.9 ° C (23.2°F) |
% 58 | 0% | 2 | Sunrise:07:11 AM Sunset: 04:25 PM |
Moonrise:01:08 AM Moonset: 12:41 PM Moon Phase ( Waning Crescent ) |
|
| 14 December 2025 Sunday | Patchy moderate snow |
-2.4 ° C (27.7°F) |
3.7 ° C (38.7°F) |
0.5 ° C (33°F) |
% 53 | 71% | 1 | Sunrise:07:11 AM Sunset: 04:26 PM |
Moonrise:02:09 AM Moonset: 01:01 PM Moon Phase ( Waning Crescent ) |
|
| 15 December 2025 Monday | Patchy rain nearby |
2.9 ° C (37.1°F) |
11.8 ° C (53.3°F) |
8.4 ° C (47.1°F) |
% 94 | 87% | 2 | Sunrise:07:12 AM Sunset: 04:26 PM |
Moonrise:03:11 AM Moonset: 01:24 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday | Patchy rain nearby |
4.7 ° C (40.4°F) |
6.2 ° C (43.1°F) |
6.6 ° C (43.8°F) |
% 94 | 89% | 2 | Sunrise:07:13 AM Sunset: 04:26 PM |
Moonrise:04:14 AM Moonset: 01:51 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday |  Moderate rain |
5 ° C (40.9°F) |
6.5 ° C (43.7°F) |
6.2 ° C (43.1°F) |
% 97 | 81% | 2 | Sunrise:07:13 AM Sunset: 04:27 PM |
Moonrise:05:17 AM Moonset: 02:23 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday | Patchy rain nearby |
-1.5 ° C (29.3°F) |
3.6 ° C (38.4°F) |
2.6 ° C (36.6°F) |
% 77 | 71% | 1 | Sunrise:07:14 AM Sunset: 04:27 PM |
Moonrise:06:19 AM Moonset: 03:03 PM Moon Phase ( Waning Crescent ) |
|
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