Greenville Weather Forecast 15 Days, Weather in Greenville Today

Current weather conditions and 15 day weather forecast for Greenville, 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 Greenville

19 December 2025 Friday
-10.9 ° C / 12.4°F
Partly cloudy
Partly cloudy
Feels Like : -19.5 ° C / -3.1°F
Humidity : % 66
Pressure : 1011 mb
Wind Speed : 22.7 kmph / 14.1 miles from WNWWNW
Visibility : 16 km
Precipitation (rainfall) : 0 mm
Cloud (%) : 50

15 day weather forecast for Greenville, WI, USA

Weather Forecast for next 15 Days for Greenville 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 Greenville, 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
19 December 2025 Friday Patchy moderate snow Patchy moderate snow -12 ° C
(10.4°F)
-9.3 ° C
(15.3°F)
-9.9 ° C
(14.3°F)
% 78 82% 0.2 Sunrise:07:26 AM
Sunset: 04:17 PM
Moonrise:07:33 AM
Moonset: 03:36 PM
Moon Phase
( New Moon )
20 December 2025 Saturday Moderate or heavy snow showers Moderate or heavy snow showers -8.3 ° C
(17.2°F)
-0.8 ° C
(30.6°F)
-4.4 ° C
(24°F)
% 86 89% 0.2 Sunrise:07:26 AM
Sunset: 04:17 PM
Moonrise:08:23 AM
Moonset: 04:32 PM
Moon Phase
( New Moon )
21 December 2025 Sunday Sunny Sunny -13.8 ° C
(7.2°F)
-7.1 ° C
(19.2°F)
-8.9 ° C
(15.9°F)
% 76 0% 0.2 Sunrise:07:27 AM
Sunset: 04:18 PM
Moonrise:09:06 AM
Moonset: 05:36 PM
Moon Phase
( Waxing Crescent )
22 December 2025 Monday Patchy moderate snow Patchy moderate snow -10.7 ° C
(12.7°F)
-0.5 ° C
(31.1°F)
-4.2 ° C
(24.4°F)
% 72 82% 0.2 Sunrise:07:27 AM
Sunset: 04:18 PM
Moonrise:09:41 AM
Moonset: 06:44 PM
Moon Phase
( Waxing Crescent )
23 December 2025 Tuesday Partly Cloudy  Partly Cloudy -3.7 ° C
(25.3°F)
1 ° C
(33.8°F)
-1.6 ° C
(29.1°F)
% 89 0% 0 Sunrise:07:28 AM
Sunset: 04:19 PM
Moonrise:10:08 AM
Moonset: 07:54 PM
Moon Phase
( Waxing Crescent )
24 December 2025 Wednesday Fog Fog -3.3 ° C
(26.1°F)
0.4 ° C
(32.8°F)
-1 ° C
(30.2°F)
% 95 70% 1 Sunrise:07:28 AM
Sunset: 04:20 PM
Moonrise:10:31 AM
Moonset: 09:04 PM
Moon Phase
( Waxing Crescent )
25 December 2025 Thursday Mist Mist 0.5 ° C
(32.8°F)
0.7 ° C
(33.3°F)
0.7 ° C
(33.3°F)
% 98 70% 1 Sunrise:07:29 AM
Sunset: 04:20 PM
Moonrise:10:52 AM
Moonset: 10:13 PM
Moon Phase
( Waxing Crescent )
26 December 2025 Friday Light freezing rain Light freezing rain -5.2 ° C
(22.6°F)
-1.8 ° C
(28.8°F)
-2.4 ° C
(27.7°F)
% 80 64% 1 Sunrise:07:29 AM
Sunset: 04:21 PM
Moonrise:11:11 AM
Moonset: 11:25 PM
Moon Phase
( Waxing Crescent )
27 December 2025 Saturday Sunny Sunny -8.6 ° C
(16.5°F)
-5.7 ° C
(21.8°F)
-7 ° C
(19.3°F)
% 72 0% 2 Sunrise:07:29 AM
Sunset: 04:22 PM
Moonrise:11:30 AM
Moonset: No moonset
Moon Phase
( First Quarter )
28 December 2025 Sunday Moderate or heavy snow showers Moderate or heavy snow showers -6.6 ° C
(20.2°F)
-2.4 ° C
(27.7°F)
-2.8 ° C
(26.9°F)
% 87 72% 1 Sunrise:07:29 AM
Sunset: 04:22 PM
Moonrise:11:50 AM
Moonset: 12:38 AM
Moon Phase
( Waxing Gibbous )
29 December 2025 Monday Fog Fog -4.5 ° C
(23.9°F)
3.4 ° C
(38.1°F)
0.7 ° C
(33.2°F)
% 94 89% 1 Sunrise:07:30 AM
Sunset: 04:23 PM
Moonrise:12:14 PM
Moonset: 01:55 AM
Moon Phase
( Waxing Gibbous )
30 December 2025 Tuesday Partly Cloudy  Partly Cloudy -6.2 ° C
(20.8°F)
-2.5 ° C
(27.5°F)
-4.6 ° C
(23.7°F)
% 84 0% 2 Sunrise:07:30 AM
Sunset: 04:24 PM
Moonrise:12:44 PM
Moonset: 03:16 AM
Moon Phase
( Waxing Gibbous )
31 December 2025 Wednesday Light snow Light snow -7.6 ° C
(18.3°F)
-2 ° C
(28.3°F)
-3.7 ° C
(25.4°F)
% 91 76% 1 Sunrise:07:30 AM
Sunset: 04:25 PM
Moonrise:01:24 PM
Moonset: 04:38 AM
Moon Phase
( Waxing Gibbous )
01 January 2026 Thursday Light freezing rain Light freezing rain -10.3 ° C
(13.5°F)
-4.9 ° C
(23.1°F)
-7.5 ° C
(18.5°F)
% 89 83% 1 Sunrise:07:30 AM
Sunset: 04:26 PM
Moonrise:02:16 PM
Moonset: 05:59 AM
Moon Phase
( Waxing Gibbous )
Greenville Weather forecasts are usually fully updated every 4 hours.
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