Fort Peck Weather Forecast 15 Days, Weather in Fort Peck Today
Current weather conditions and 15 day weather forecast for Fort Peck, Montana, 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 Fort Peck
| 15 December 2025 Monday -3.3 ° C / 26.1°F  Sunny |
Feels Like : -6 ° C / 21.1°F Humidity : % 81 Pressure : 1013 mb Wind Speed : 6.5 kmph / 4 miles from S  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Fort Peck, MT, USA
Weather Forecast for next 15 Days for Fort Peck 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 Fort Peck, Montana 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 | Sunny |
0.9 ° C (33.6°F) |
7.2 ° C (45°F) |
4.6 ° C (40.2°F) |
% 79 | 0% | 0.2 | Sunrise:07:49 AM Sunset: 04:13 PM |
Moonrise:03:44 AM Moonset: 01:18 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday |  Cloudy |
-1.2 ° C (29.8°F) |
2.1 ° C (35.8°F) |
1 ° C (33.8°F) |
% 95 | 0% | 0.2 | Sunrise:07:50 AM Sunset: 04:13 PM |
Moonrise:04:53 AM Moonset: 01:40 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday |  Moderate or heavy snow showers |
-10.9 ° C (12.4°F) |
2.5 ° C (36.5°F) |
-1.4 ° C (29.4°F) |
% 92 | 84% | 0.1 | Sunrise:07:51 AM Sunset: 04:14 PM |
Moonrise:06:02 AM Moonset: 02:07 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday |  Patchy moderate snow |
-15.4 ° C (4.2°F) |
-11.7 ° C (10.9°F) |
-12.2 ° C (10°F) |
% 79 | 72% | 0.2 | Sunrise:07:51 AM Sunset: 04:14 PM |
Moonrise:07:08 AM Moonset: 02:42 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday |  Light freezing rain |
-8.9 ° C (15.9°F) |
1.8 ° C (35.2°F) |
-2.9 ° C (26.9°F) |
% 82 | 61% | 0 | Sunrise:07:52 AM Sunset: 04:14 PM |
Moonrise:08:08 AM Moonset: 03:29 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Sunny |
-13.2 ° C (8.3°F) |
-11 ° C (12.2°F) |
-11.4 ° C (11.6°F) |
% 85 | 0% | 2 | Sunrise:07:53 AM Sunset: 04:15 PM |
Moonrise:08:58 AM Moonset: 04:26 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday |  Partly Cloudy |
-10.6 ° C (13°F) |
-1.8 ° C (28.7°F) |
-5.9 ° C (21.5°F) |
% 82 | 0% | 2 | Sunrise:07:53 AM Sunset: 04:15 PM |
Moonrise:09:38 AM Moonset: 05:33 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Light freezing rain |
-2.7 ° C (27.1°F) |
3.1 ° C (37.6°F) |
0.2 ° C (32.4°F) |
% 84 | 85% | 1 | Sunrise:07:54 AM Sunset: 04:16 PM |
Moonrise:10:09 AM Moonset: 06:44 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Partly Cloudy |
-14.1 ° C (6.6°F) |
-9.4 ° C (15.2°F) |
-11 ° C (12.1°F) |
% 85 | 0% | 2 | Sunrise:07:54 AM Sunset: 04:16 PM |
Moonrise:10:33 AM Moonset: 07:58 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Partly Cloudy |
-15.1 ° C (4.8°F) |
-8 ° C (17.6°F) |
-11.6 ° C (11.1°F) |
% 82 | 0% | 2 | Sunrise:07:54 AM Sunset: 04:17 PM |
Moonrise:10:52 AM Moonset: 09:12 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday |  Light snow |
-11.9 ° C (10.5°F) |
-6.8 ° C (19.8°F) |
-8.2 ° C (17.2°F) |
% 92 | 75% | 1 | Sunrise:07:55 AM Sunset: 04:18 PM |
Moonrise:11:09 AM Moonset: 10:26 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Cloudy |
-15.1 ° C (4.8°F) |
-9.6 ° C (14.7°F) |
-12.4 ° C (9.7°F) |
% 88 | 0% | 1 | Sunrise:07:55 AM Sunset: 04:18 PM |
Moonrise:11:25 AM Moonset: 11:41 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday |  Freezing fog |
-11.7 ° C (10.9°F) |
-5.5 ° C (22.1°F) |
-8.3 ° C (17°F) |
% 94 | 72% | 1 | Sunrise:07:55 AM Sunset: 04:19 PM |
Moonrise:11:40 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday |  Heavy snow |
-7.4 ° C (18.7°F) |
0.2 ° C (32.3°F) |
-2.6 ° C (27.4°F) |
% 97 | 78% | 1 | Sunrise:07:55 AM Sunset: 04:20 PM |
Moonrise:11:57 AM Moonset: 12:58 AM Moon Phase ( Waxing Gibbous ) |
|
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