Sussex Weather Forecast 15 Days, Weather in Sussex Today
Current weather conditions and 15 day weather forecast for Sussex, 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 Sussex
| 28 December 2025 Sunday 4 ° C / 39.2°F  Light drizzle |
Feels Like : 0.9 ° C / 33.5°F Humidity : % 93 Pressure : 1008 mb Wind Speed : 13 kmph / 8.1 miles from ESE  Visibility : 2.8 km Precipitation (rainfall) : 0.16 mm Cloud (%) : 100 |
15 day weather forecast for Sussex, WI, USA
Weather Forecast for next 15 Days for Sussex 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 Sussex, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 28 December 2025 Sunday |  Moderate rain |
-3.6 ° C (25.6°F) |
4.5 ° C (40.1°F) |
3.2 ° C (37.8°F) |
% 97 | 88% | 0.1 | Sunrise:07:24 AM Sunset: 04:25 PM |
Moonrise:11:51 AM Moonset: 12:35 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday |  Blowing snow |
-12.6 ° C (9.3°F) |
-8.5 ° C (16.7°F) |
-9.6 ° C (14.7°F) |
% 73 | 72% | 0.2 | Sunrise:07:25 AM Sunset: 04:26 PM |
Moonrise:12:16 PM Moonset: 01:51 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday |  Partly Cloudy |
-14.5 ° C (5.9°F) |
-5.9 ° C (21.5°F) |
-10.3 ° C (13.4°F) |
% 66 | 0% | 0.2 | Sunrise:07:25 AM Sunset: 04:27 PM |
Moonrise:12:47 PM Moonset: 03:11 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday |  Light freezing rain |
-9.4 ° C (15.1°F) |
-5 ° C (23°F) |
-6.5 ° C (20.2°F) |
% 81 | 84% | 0.2 | Sunrise:07:25 AM Sunset: 04:28 PM |
Moonrise:01:28 PM Moonset: 04:33 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday |  Light snow |
-16.1 ° C (2.9°F) |
-11 ° C (12.3°F) |
-11.4 ° C (11.5°F) |
% 80 | 78% | 0 | Sunrise:07:25 AM Sunset: 04:29 PM |
Moonrise:02:21 PM Moonset: 05:53 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 January 2026 Friday | Partly Cloudy |
-18.7 ° C (-1.7°F) |
-11 ° C (12.2°F) |
-15 ° C (4.9°F) |
% 71 | 0% | 2 | Sunrise:07:25 AM Sunset: 04:30 PM |
Moonrise:03:29 PM Moonset: 07:04 AM Moon Phase ( Waxing Gibbous ) |
|
| 03 January 2026 Saturday |  Moderate or heavy snow showers |
-12.4 ° C (9.7°F) |
-3.1 ° C (26.4°F) |
-7.1 ° C (19.3°F) |
% 78 | 77% | 1 | Sunrise:07:25 AM Sunset: 04:31 PM |
Moonrise:04:46 PM Moonset: 08:01 AM Moon Phase ( Full Moon ) |
|
| 04 January 2026 Sunday | Light freezing rain |
-11.2 ° C (11.8°F) |
-5 ° C (23°F) |
-7.4 ° C (18.8°F) |
% 91 | 88% | 1 | Sunrise:07:25 AM Sunset: 04:32 PM |
Moonrise:06:06 PM Moonset: 08:44 AM Moon Phase ( Waning Gibbous ) |
|
| 05 January 2026 Monday | Partly Cloudy |
-14.9 ° C (5.2°F) |
-9.4 ° C (15°F) |
-13 ° C (8.6°F) |
% 89 | 0% | 2 | Sunrise:07:25 AM Sunset: 04:33 PM |
Moonrise:07:25 PM Moonset: 09:17 AM Moon Phase ( Waning Gibbous ) |
|
| 06 January 2026 Tuesday |  Overcast |
-12.4 ° C (9.6°F) |
2.4 ° C (36.4°F) |
-2.8 ° C (27°F) |
% 79 | 0% | 1 | Sunrise:07:25 AM Sunset: 04:34 PM |
Moonrise:08:39 PM Moonset: 09:43 AM Moon Phase ( Waning Gibbous ) |
|
| 07 January 2026 Wednesday |  Patchy rain nearby |
0.3 ° C (32.6°F) |
1.9 ° C (35.3°F) |
1.5 ° C (34.7°F) |
% 94 | 87% | 1 | Sunrise:07:25 AM Sunset: 04:35 PM |
Moonrise:09:49 PM Moonset: 10:04 AM Moon Phase ( Waning Gibbous ) |
|
| 08 January 2026 Thursday | Patchy rain nearby |
-1.8 ° C (28.7°F) |
6.7 ° C (44°F) |
3.8 ° C (38.9°F) |
% 91 | 89% | 1 | Sunrise:07:24 AM Sunset: 04:36 PM |
Moonrise:10:55 PM Moonset: 10:23 AM Moon Phase ( Waning Gibbous ) |
|
| 09 January 2026 Friday | Light freezing rain |
-7.6 ° C (18.4°F) |
-5.1 ° C (22.8°F) |
-5.9 ° C (21.4°F) |
% 72 | 0% | 1 | Sunrise:07:24 AM Sunset: 04:37 PM |
Moonrise:No moonrise Moonset: 10:42 AM Moon Phase ( Waning Gibbous ) |
|
| 10 January 2026 Saturday | Partly Cloudy |
-9.7 ° C (14.6°F) |
-1.6 ° C (29.1°F) |
-6 ° C (21.3°F) |
% 63 | 0% | 2 | Sunrise:07:24 AM Sunset: 04:38 PM |
Moonrise:12:00 AM Moonset: 11:01 AM Moon Phase ( Last Quarter ) |
|
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