Mattoon Weather Forecast 15 Days, Weather in Mattoon Today
Current weather conditions and 15 day weather forecast for Mattoon, Wisconsin, 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 Mattoon
| 15 December 2025 Monday -9.9 ° C / 14.2°F  Overcast |
Feels Like : -14.6 ° C / 5.7°F Humidity : % 70 Pressure : 1014 mb Wind Speed : 8.6 kmph / 5.4 miles from WNW  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Mattoon, WI, USA
Weather Forecast for next 15 Days for Mattoon 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 Mattoon, Wisconsin 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 December 2025 Monday | Overcast |
-14.1 ° C (6.6°F) |
-7.8 ° C (18°F) |
-10.7 ° C (12.8°F) |
% 71 | 0% | 0.2 | Sunrise:07:27 AM Sunset: 04:14 PM |
Moonrise:03:22 AM Moonset: 01:16 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday | Overcast |
-10.3 ° C (13.5°F) |
-1.8 ° C (28.8°F) |
-5.8 ° C (21.5°F) |
% 91 | 0% | 0.2 | Sunrise:07:28 AM Sunset: 04:15 PM |
Moonrise:04:28 AM Moonset: 01:40 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday |  Partly Cloudy |
-10 ° C (14.1°F) |
-1.2 ° C (29.9°F) |
-3.1 ° C (26.4°F) |
% 81 | 0% | 0.2 | Sunrise:07:29 AM Sunset: 04:15 PM |
Moonrise:05:35 AM Moonset: 02:09 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday |  Heavy snow |
-10.2 ° C (13.6°F) |
2 ° C (35.6°F) |
-2.5 ° C (27.4°F) |
% 88 | 70% | 0.1 | Sunrise:07:29 AM Sunset: 04:15 PM |
Moonrise:06:38 AM Moonset: 02:46 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday | Partly Cloudy |
-14 ° C (6.8°F) |
-9.9 ° C (14.2°F) |
-12.1 ° C (10.2°F) |
% 80 | 0% | 0 | Sunrise:07:30 AM Sunset: 04:16 PM |
Moonrise:07:38 AM Moonset: 03:33 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday |  Patchy moderate snow |
-11.1 ° C (12°F) |
-2.9 ° C (26.7°F) |
-6.2 ° C (20.9°F) |
% 87 | 68% | 1 | Sunrise:07:30 AM Sunset: 04:16 PM |
Moonrise:08:29 AM Moonset: 04:29 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Partly Cloudy |
-17.3 ° C (0.8°F) |
-12.3 ° C (9.8°F) |
-14.3 ° C (6.3°F) |
% 83 | 0% | 2 | Sunrise:07:31 AM Sunset: 04:17 PM |
Moonrise:09:11 AM Moonset: 05:34 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Partly Cloudy |
-17.7 ° C (0.2°F) |
-1.6 ° C (29.1°F) |
-8.6 ° C (16.5°F) |
% 85 | 0% | 2 | Sunrise:07:32 AM Sunset: 04:17 PM |
Moonrise:09:45 AM Moonset: 06:42 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday |  Light freezing rain |
-2.1 ° C (28.2°F) |
1.2 ° C (34.2°F) |
-0.5 ° C (31.2°F) |
% 89 | 60% | 1 | Sunrise:07:32 AM Sunset: 04:18 PM |
Moonrise:10:12 AM Moonset: 07:53 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday |  Sunny |
-15.3 ° C (4.5°F) |
-9.3 ° C (15.2°F) |
-10 ° C (14°F) |
% 75 | 0% | 2 | Sunrise:07:32 AM Sunset: 04:18 PM |
Moonrise:10:34 AM Moonset: 09:04 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday |  Moderate or heavy snow showers |
-17 ° C (1.4°F) |
-11.2 ° C (11.8°F) |
-13.7 ° C (7.3°F) |
% 85 | 65% | 1 | Sunrise:07:33 AM Sunset: 04:19 PM |
Moonrise:10:54 AM Moonset: 10:14 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Light freezing rain |
-19.9 ° C (-3.8°F) |
-10.1 ° C (13.8°F) |
-13.3 ° C (8.1°F) |
% 85 | 88% | 1 | Sunrise:07:33 AM Sunset: 04:20 PM |
Moonrise:11:12 AM Moonset: 11:26 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Sunny |
-25.4 ° C (-13.6°F) |
-15.3 ° C (4.5°F) |
-21.3 ° C (-6.4°F) |
% 88 | 0% | 2 | Sunrise:07:33 AM Sunset: 04:20 PM |
Moonrise:11:31 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Light freezing rain |
-23.8 ° C (-10.8°F) |
-8.2 ° C (17.3°F) |
-15.3 ° C (4.4°F) |
% 95 | 75% | 1 | Sunrise:07:34 AM Sunset: 04:21 PM |
Moonrise:11:51 AM Moonset: 12:40 AM Moon Phase ( Waxing Gibbous ) |
|
Add a link to your web page; copy and paste this html to your web page