Colstrip Airport Weather Forecast 15 Days, Weather in KM46 Today
Current weather conditions and 15 day weather forecast for Colstrip Airport, 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 Colstrip Airport
| 15 December 2025 Monday 3.9 ° C / 38.9°F  Clear |
Feels Like : 0.1 ° C / 32.1°F Humidity : % 47 Pressure : 1019 mb Wind Speed : 16.9 kmph / 10.5 miles from WSW  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Colstrip Airport, MT, USA
Weather Forecast for next 15 Days for Colstrip Airport 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 Colstrip Airport, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 14 December 2025 Sunday | Sunny |
-9.8 ° C (14.4°F) |
7.4 ° C (45.3°F) |
1.4 ° C (34.4°F) |
% 45 | 0% | 0.3 | Sunrise:07:41 AM Sunset: 04:22 PM |
Moonrise:02:33 AM Moonset: 01:06 PM Moon Phase ( Waning Crescent ) |
|
| 15 December 2025 Monday |  Partly Cloudy |
-4.3 ° C (24.3°F) |
2.3 ° C (36.1°F) |
0.9 ° C (33.6°F) |
% 78 | 0% | 0.3 | Sunrise:07:42 AM Sunset: 04:22 PM |
Moonrise:03:39 AM Moonset: 01:25 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday | Partly Cloudy |
0.2 ° C (32.4°F) |
2.7 ° C (36.9°F) |
1.8 ° C (35.2°F) |
% 96 | 0% | 0.2 | Sunrise:07:43 AM Sunset: 04:22 PM |
Moonrise:04:46 AM Moonset: 01:49 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday |  Patchy rain nearby |
-5.4 ° C (22.3°F) |
4.9 ° C (40.8°F) |
1.2 ° C (34.1°F) |
% 83 | 79% | 0.1 | Sunrise:07:43 AM Sunset: 04:22 PM |
Moonrise:05:53 AM Moonset: 02:17 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday |  Patchy moderate snow |
-10.5 ° C (13.1°F) |
-0.2 ° C (31.6°F) |
-5 ° C (23°F) |
% 62 | 65% | 0.2 | Sunrise:07:44 AM Sunset: 04:23 PM |
Moonrise:06:57 AM Moonset: 02:55 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday | Patchy rain nearby |
0.1 ° C (32.2°F) |
5.4 ° C (41.7°F) |
2.2 ° C (36°F) |
% 60 | 89% | 0 | Sunrise:07:44 AM Sunset: 04:23 PM |
Moonrise:07:56 AM Moonset: 03:42 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday |  Light freezing rain |
-4.4 ° C (24.1°F) |
0.8 ° C (33.4°F) |
-1.1 ° C (30°F) |
% 78 | 71% | 1 | Sunrise:07:45 AM Sunset: 04:24 PM |
Moonrise:08:47 AM Moonset: 04:39 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Sunny |
-4.1 ° C (24.6°F) |
2.7 ° C (36.8°F) |
-1.5 ° C (29.3°F) |
% 61 | 0% | 2 | Sunrise:07:46 AM Sunset: 04:24 PM |
Moonrise:09:29 AM Moonset: 05:44 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Sunny |
-1.2 ° C (29.9°F) |
8.7 ° C (47.7°F) |
3.9 ° C (39.1°F) |
% 53 | 0% | 2 | Sunrise:07:46 AM Sunset: 04:25 PM |
Moonrise:10:01 AM Moonset: 06:53 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Patchy rain nearby |
1.5 ° C (34.7°F) |
9.2 ° C (48.6°F) |
5 ° C (40.9°F) |
% 58 | 65% | 1 | Sunrise:07:46 AM Sunset: 04:25 PM |
Moonrise:10:27 AM Moonset: 08:05 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Sunny |
-0.7 ° C (30.7°F) |
3.8 ° C (38.9°F) |
0.9 ° C (33.7°F) |
% 59 | 0% | 2 | Sunrise:07:47 AM Sunset: 04:26 PM |
Moonrise:10:48 AM Moonset: 09:17 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Sunny |
-0.7 ° C (30.7°F) |
7.3 ° C (45.1°F) |
2.9 ° C (37.2°F) |
% 66 | 0% | 2 | Sunrise:07:47 AM Sunset: 04:27 PM |
Moonrise:11:07 AM Moonset: 10:28 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Patchy rain nearby |
-2.2 ° C (28°F) |
6.1 ° C (43°F) |
3.1 ° C (37.6°F) |
% 79 | 79% | 1 | Sunrise:07:47 AM Sunset: 04:27 PM |
Moonrise:11:25 AM Moonset: 11:41 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday |  Heavy snow |
-15.8 ° C (3.5°F) |
-5.5 ° C (22.2°F) |
-10.1 ° C (13.9°F) |
% 94 | 74% | 1 | Sunrise:07:48 AM Sunset: 04:28 PM |
Moonrise:11:42 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
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