Plains Weather Forecast 15 Days, Weather in Plains Today
Current weather conditions and 15 day weather forecast for Plains, 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 Plains
| 09 February 2026 Monday -2.8 ° C / 27°F  Patchy light snow |
Feels Like : -5 ° C / 23.1°F Humidity : % 92 Pressure : 1013 mb Wind Speed : 5.4 kmph / 3.4 miles from W  Visibility : 1.2 km Precipitation (rainfall) : 0.42 mm Cloud (%) : 60 |
15 day weather forecast for Plains, MT, USA
Weather Forecast for next 15 Days for Plains 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 Plains, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 09 February 2026 Monday |  Moderate rain |
-1.1 ° C (30°F) |
5.1 ° C (41.2°F) |
3.2 ° C (37.8°F) |
% 82 | 89% | 0.3 | Sunrise:07:54 AM Sunset: 05:54 PM |
Moonrise:02:08 AM Moonset: 10:44 AM Moon Phase ( Last Quarter ) |
|
| 10 February 2026 Tuesday |  Sunny |
-6.8 ° C (19.8°F) |
7.5 ° C (45.5°F) |
-0.7 ° C (30.7°F) |
% 78 | 0% | 0.3 | Sunrise:07:52 AM Sunset: 05:55 PM |
Moonrise:03:16 AM Moonset: 11:14 AM Moon Phase ( Waning Crescent ) |
|
| 11 February 2026 Wednesday | Sunny |
-8 ° C (17.6°F) |
8.4 ° C (47.1°F) |
-1.2 ° C (29.9°F) |
% 68 | 0% | 0.3 | Sunrise:07:51 AM Sunset: 05:57 PM |
Moonrise:04:20 AM Moonset: 11:53 AM Moon Phase ( Waning Crescent ) |
|
| 12 February 2026 Thursday |  Patchy rain nearby |
-6.4 ° C (20.5°F) |
5.6 ° C (42.1°F) |
-1.4 ° C (29.5°F) |
% 83 | 89% | 0.3 | Sunrise:07:49 AM Sunset: 05:59 PM |
Moonrise:05:17 AM Moonset: 12:43 PM Moon Phase ( Waning Crescent ) |
|
| 13 February 2026 Friday |  Patchy moderate snow |
-4.8 ° C (23.4°F) |
4 ° C (39.2°F) |
-1.1 ° C (30°F) |
% 90 | 86% | 0 | Sunrise:07:48 AM Sunset: 06:00 PM |
Moonrise:06:05 AM Moonset: 01:44 PM Moon Phase ( Waning Crescent ) |
|
| 14 February 2026 Saturday |  Mist |
-7.6 ° C (18.3°F) |
3.7 ° C (38.7°F) |
-3.2 ° C (26.3°F) |
% 80 | 82% | 1 | Sunrise:07:46 AM Sunset: 06:02 PM |
Moonrise:06:42 AM Moonset: 02:52 PM Moon Phase ( Waning Crescent ) |
|
| 15 February 2026 Sunday |  Partly Cloudy |
-8 ° C (17.5°F) |
2.6 ° C (36.7°F) |
-2.9 ° C (26.8°F) |
% 79 | 0% | 2 | Sunrise:07:44 AM Sunset: 06:03 PM |
Moonrise:07:12 AM Moonset: 04:06 PM Moon Phase ( Waning Crescent ) |
|
| 16 February 2026 Monday |  Patchy light rain in area with thunder |
-5.5 ° C (22.1°F) |
5.5 ° C (42°F) |
-0.9 ° C (30.3°F) |
% 83 | 75% | 1 | Sunrise:07:43 AM Sunset: 06:05 PM |
Moonrise:07:35 AM Moonset: 05:22 PM Moon Phase ( Waning Crescent ) |
|
| 17 February 2026 Tuesday |  Freezing fog |
-6.3 ° C (20.7°F) |
4.4 ° C (39.9°F) |
-2.1 ° C (28.2°F) |
% 91 | 89% | 1 | Sunrise:07:41 AM Sunset: 06:06 PM |
Moonrise:07:55 AM Moonset: 06:37 PM Moon Phase ( New Moon ) |
|
| 18 February 2026 Wednesday | Mist |
-7.5 ° C (18.5°F) |
4.4 ° C (40°F) |
-2.9 ° C (26.7°F) |
% 82 | 0% | 1 | Sunrise:07:39 AM Sunset: 06:08 PM |
Moonrise:08:11 AM Moonset: 07:53 PM Moon Phase ( Waxing Crescent ) |
|
| 19 February 2026 Thursday | Patchy rain nearby |
-7.2 ° C (19.1°F) |
3 ° C (37.4°F) |
-2.2 ° C (28°F) |
% 87 | 77% | 1 | Sunrise:07:38 AM Sunset: 06:09 PM |
Moonrise:08:27 AM Moonset: 09:10 PM Moon Phase ( Waxing Crescent ) |
|
| 20 February 2026 Friday |  Moderate or heavy snow showers |
-8.4 ° C (16.8°F) |
2.6 ° C (36.7°F) |
-2.4 ° C (27.7°F) |
% 80 | 84% | 1 | Sunrise:07:36 AM Sunset: 06:11 PM |
Moonrise:08:44 AM Moonset: 10:28 PM Moon Phase ( Waxing Crescent ) |
|
| 21 February 2026 Saturday | Sunny |
-8.4 ° C (16.8°F) |
5.2 ° C (41.4°F) |
-3.1 ° C (26.4°F) |
% 78 | 0% | 2 | Sunrise:07:34 AM Sunset: 06:12 PM |
Moonrise:09:03 AM Moonset: 11:50 PM Moon Phase ( Waxing Crescent ) |
|
| 22 February 2026 Sunday | Patchy rain nearby |
-6 ° C (21.2°F) |
4.1 ° C (39.4°F) |
-0.4 ° C (31.4°F) |
% 84 | 73% | 1 | Sunrise:07:32 AM Sunset: 06:14 PM |
Moonrise:09:25 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
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