Sullivan Weather Forecast 15 Days, Weather in Sullivan Today
Current weather conditions and 15 day weather forecast for Sullivan, Indiana, 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 Sullivan
| 15 December 2025 Monday -17.8 ° C / -0°F  Clear |
Feels Like : -23.4 ° C / -10.1°F Humidity : % 71 Pressure : 1040 mb Wind Speed : 7.6 kmph / 4.7 miles from NNW  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Sullivan, IN, USA
Weather Forecast for next 15 Days for Sullivan 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 Sullivan, Indiana 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 14 December 2025 Sunday |  Partly Cloudy |
-17.7 ° C (0.1°F) |
-11 ° C (12.2°F) |
-15.1 ° C (4.8°F) |
% 70 | 0% | 0.4 | Sunrise:08:01 AM Sunset: 05:28 PM |
Moonrise:03:02 AM Moonset: 02:00 PM Moon Phase ( Waning Crescent ) |
|
| 15 December 2025 Monday | Sunny |
-18.9 ° C (-2°F) |
0.2 ° C (32.4°F) |
-10 ° C (14°F) |
% 66 | 0% | 0.5 | Sunrise:08:02 AM Sunset: 05:28 PM |
Moonrise:04:03 AM Moonset: 02:24 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday | Partly Cloudy |
-7.3 ° C (18.9°F) |
0.1 ° C (32.1°F) |
-3.3 ° C (26.1°F) |
% 78 | 0% | 0.5 | Sunrise:08:02 AM Sunset: 05:29 PM |
Moonrise:05:04 AM Moonset: 02:53 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday |  Cloudy |
-1 ° C (30.2°F) |
7.7 ° C (45.9°F) |
2.5 ° C (36.5°F) |
% 85 | 0% | 0.4 | Sunrise:08:03 AM Sunset: 05:29 PM |
Moonrise:06:06 AM Moonset: 03:26 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday |  Moderate rain |
2.6 ° C (36.7°F) |
13.5 ° C (56.3°F) |
8 ° C (46.4°F) |
% 89 | 86% | 0 | Sunrise:08:04 AM Sunset: 05:29 PM |
Moonrise:07:07 AM Moonset: 04:06 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday | Partly Cloudy |
-4.7 ° C (23.6°F) |
1.6 ° C (34.8°F) |
-2.4 ° C (27.6°F) |
% 67 | 0% | 0 | Sunrise:08:04 AM Sunset: 05:30 PM |
Moonrise:08:04 AM Moonset: 04:54 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday |  Patchy rain nearby |
-1.7 ° C (28.9°F) |
10.4 ° C (50.7°F) |
5.4 ° C (41.7°F) |
% 71 | 89% | 2 | Sunrise:08:05 AM Sunset: 05:30 PM |
Moonrise:08:56 AM Moonset: 05:50 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Patchy rain nearby |
-1.1 ° C (30°F) |
5.2 ° C (41.4°F) |
5.1 ° C (41.2°F) |
% 73 | 89% | 2 | Sunrise:08:05 AM Sunset: 05:31 PM |
Moonrise:09:41 AM Moonset: 06:51 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Sunny |
-2 ° C (28.4°F) |
5.5 ° C (42°F) |
0.8 ° C (33.4°F) |
% 57 | 0% | 2 | Sunrise:08:06 AM Sunset: 05:31 PM |
Moonrise:10:18 AM Moonset: 07:56 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Sunny |
-0.2 ° C (31.7°F) |
9.9 ° C (49.9°F) |
4.9 ° C (40.8°F) |
% 62 | 0% | 2 | Sunrise:08:06 AM Sunset: 05:32 PM |
Moonrise:10:50 AM Moonset: 09:02 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Sunny |
2.6 ° C (36.6°F) |
10.4 ° C (50.7°F) |
6.7 ° C (44°F) |
% 66 | 0% | 3 | Sunrise:08:07 AM Sunset: 05:32 PM |
Moonrise:11:17 AM Moonset: 10:07 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday |  Overcast |
-1.4 ° C (29.5°F) |
3.2 ° C (37.7°F) |
0.9 ° C (33.5°F) |
% 50 | 0% | 1 | Sunrise:08:07 AM Sunset: 05:33 PM |
Moonrise:11:42 AM Moonset: 11:13 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday |  Light freezing rain |
-1.9 ° C (28.5°F) |
1.6 ° C (34.8°F) |
0.6 ° C (33°F) |
% 72 | 71% | 1 | Sunrise:08:07 AM Sunset: 05:34 PM |
Moonrise:12:04 PM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Patchy rain nearby |
3.3 ° C (37.9°F) |
12.5 ° C (54.4°F) |
7.8 ° C (46°F) |
% 96 | 77% | 2 | Sunrise:08:08 AM Sunset: 05:34 PM |
Moonrise:12:27 PM Moonset: 12:19 AM Moon Phase ( First Quarter ) |
|
Add a link to your web page; copy and paste this html to your web page