Current weather conditions and 15 day weather forecast for Fort Pierre, South Dakota, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 21 December 2025 Sunday -5.6 ° C / 21.9°F ![]() Clear |
Feels Like : -10.5 ° C / 13.2°F Humidity : % 81 Pressure : 1019 mb Wind Speed : 11.5 kmph / 7.2 miles from SE ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 20 December 2025 Saturday | Sunny |
-4.2 ° C (24.4°F) |
5 ° C (41°F) |
0.3 ° C (32.5°F) |
% 68 | 0% | 0.2 | Sunrise:08:14 AM Sunset: 05:04 PM |
Moonrise:09:13 AM Moonset: 05:20 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Partly Cloudy |
-7.2 ° C (19°F) |
3.8 ° C (38.8°F) |
-2 ° C (28.4°F) |
% 79 | 0% | 0.2 | Sunrise:08:14 AM Sunset: 05:05 PM |
Moonrise:09:55 AM Moonset: 06:24 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Partly Cloudy |
-2.1 ° C (28.2°F) |
6.6 ° C (43.9°F) |
0.7 ° C (33.2°F) |
% 89 | 0% | 0.2 | Sunrise:08:14 AM Sunset: 05:05 PM |
Moonrise:10:29 AM Moonset: 07:33 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Overcast |
-0.2 ° C (31.6°F) |
0.6 ° C (33.1°F) |
1 ° C (33.7°F) |
% 94 | 0% | 0.2 | Sunrise:08:15 AM Sunset: 05:06 PM |
Moonrise:10:57 AM Moonset: 08:42 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Partly Cloudy |
3.7 ° C (38.7°F) |
11.8 ° C (53.2°F) |
7.6 ° C (45.7°F) |
% 73 | 0% | 0.3 | Sunrise:08:15 AM Sunset: 05:07 PM |
Moonrise:11:20 AM Moonset: 09:53 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Sunny |
-3.3 ° C (26.1°F) |
6.3 ° C (43.3°F) |
3 ° C (37.3°F) |
% 81 | 0% | 0 | Sunrise:08:16 AM Sunset: 05:07 PM |
Moonrise:11:40 AM Moonset: 11:03 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Partly Cloudy |
-8.4 ° C (16.8°F) |
-3 ° C (26.6°F) |
-6.4 ° C (20.5°F) |
% 68 | 0% | 2 | Sunrise:08:16 AM Sunset: 05:08 PM |
Moonrise:11:58 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Overcast |
-7.2 ° C (19.1°F) |
8.2 ° C (46.7°F) |
0.6 ° C (33.1°F) |
% 73 | 0% | 1 | Sunrise:08:16 AM Sunset: 05:09 PM |
Moonrise:12:17 PM Moonset: 12:14 AM Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Sunny |
3.4 ° C (38.1°F) |
10.1 ° C (50.2°F) |
5.7 ° C (42.2°F) |
% 72 | 0% | 3 | Sunrise:08:17 AM Sunset: 05:09 PM |
Moonrise:12:37 PM Moonset: 01:28 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Partly Cloudy |
-0.6 ° C (30.9°F) |
2 ° C (35.6°F) |
0.8 ° C (33.5°F) |
% 79 | 0% | 2 | Sunrise:08:17 AM Sunset: 05:10 PM |
Moonrise:01:02 PM Moonset: 02:44 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Sunny |
-2.4 ° C (27.7°F) |
5.7 ° C (42.2°F) |
0.3 ° C (32.6°F) |
% 78 | 0% | 2 | Sunrise:08:17 AM Sunset: 05:11 PM |
Moonrise:01:32 PM Moonset: 04:06 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Sunny |
0.1 ° C (32.1°F) |
8.6 ° C (47.4°F) |
3.2 ° C (37.8°F) |
% 72 | 0% | 2 | Sunrise:08:17 AM Sunset: 05:12 PM |
Moonrise:02:11 PM Moonset: 05:29 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Sunny |
1.1 ° C (33.9°F) |
8.6 ° C (47.5°F) |
3.8 ° C (38.8°F) |
% 65 | 0% | 2 | Sunrise:08:17 AM Sunset: 05:13 PM |
Moonrise:03:05 PM Moonset: 06:49 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 January 2026 Friday | Partly Cloudy |
3.3 ° C (38°F) |
8.7 ° C (47.7°F) |
5.3 ° C (41.5°F) |
% 74 | 0% | 3 | Sunrise:08:17 AM Sunset: 05:14 PM |
Moonrise:04:12 PM Moonset: 08:00 AM Moon Phase ( Waxing Gibbous ) |
|