Garrison Weather Forecast 15 Days, Weather in Garrison Today
Current weather conditions and 15 day weather forecast for Garrison, 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 Garrison
| 04 February 2026 Wednesday 1.7 ° C / 35.1°F  Partly Cloudy |
Feels Like : -0.1 ° C / 31.8°F Humidity : % 72 Pressure : 1031 mb Wind Speed : 6.1 kmph / 3.8 miles from WSW  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Garrison, MT, USA
Weather Forecast for next 15 Days for Garrison 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 Garrison, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 03 February 2026 Tuesday |  Overcast |
-0.5 ° C (31.1°F) |
3.7 ° C (38.7°F) |
1.4 ° C (34.5°F) |
% 91 | 0% | 0.3 | Sunrise:07:52 AM Sunset: 05:40 PM |
Moonrise:08:07 PM Moonset: 08:50 AM Moon Phase ( Waning Gibbous ) |
|
| 04 February 2026 Wednesday | Partly Cloudy |
-0.3 ° C (31.5°F) |
9.2 ° C (48.6°F) |
3.3 ° C (38°F) |
% 75 | 0% | 0.4 | Sunrise:07:51 AM Sunset: 05:41 PM |
Moonrise:09:20 PM Moonset: 09:07 AM Moon Phase ( Waning Gibbous ) |
|
| 05 February 2026 Thursday |  Sunny |
1.7 ° C (35.1°F) |
11.3 ° C (52.3°F) |
5.2 ° C (41.3°F) |
% 58 | 0% | 0.4 | Sunrise:07:50 AM Sunset: 05:43 PM |
Moonrise:10:30 PM Moonset: 09:23 AM Moon Phase ( Waning Gibbous ) |
|
| 06 February 2026 Friday | Sunny |
1.9 ° C (35.4°F) |
11.2 ° C (52.2°F) |
5.3 ° C (41.5°F) |
% 57 | 0% | 0.4 | Sunrise:07:49 AM Sunset: 05:44 PM |
Moonrise:11:39 PM Moonset: 09:39 AM Moon Phase ( Waning Gibbous ) |
|
| 07 February 2026 Saturday | Sunny |
0.5 ° C (33°F) |
7.6 ° C (45.6°F) |
3.5 ° C (38.3°F) |
% 62 | 0% | 0.4 | Sunrise:07:47 AM Sunset: 05:46 PM |
Moonrise:No moonrise Moonset: 09:56 AM Moon Phase ( Waning Gibbous ) |
|
| 08 February 2026 Sunday | Sunny |
1.3 ° C (34.3°F) |
8.1 ° C (46.6°F) |
3.1 ° C (37.5°F) |
% 64 | 0% | 0 | Sunrise:07:46 AM Sunset: 05:47 PM |
Moonrise:12:47 AM Moonset: 10:16 AM Moon Phase ( Waning Gibbous ) |
|
| 09 February 2026 Monday |  Light snow showers |
-4.2 ° C (24.5°F) |
-0.4 ° C (31.2°F) |
-1.7 ° C (29°F) |
% 68 | 69% | 1 | Sunrise:07:44 AM Sunset: 05:49 PM |
Moonrise:01:56 AM Moonset: 10:40 AM Moon Phase ( Last Quarter ) |
|
| 10 February 2026 Tuesday | Sunny |
-5.6 ° C (21.9°F) |
0.7 ° C (33.3°F) |
-3 ° C (26.6°F) |
% 61 | 0% | 2 | Sunrise:07:43 AM Sunset: 05:50 PM |
Moonrise:03:03 AM Moonset: 11:12 AM Moon Phase ( Waning Crescent ) |
|
| 11 February 2026 Wednesday | Sunny |
-5.2 ° C (22.7°F) |
0.2 ° C (32.4°F) |
-3 ° C (26.7°F) |
% 50 | 0% | 2 | Sunrise:07:41 AM Sunset: 05:52 PM |
Moonrise:04:07 AM Moonset: 11:51 AM Moon Phase ( Waning Crescent ) |
|
| 12 February 2026 Thursday | Partly Cloudy |
-4.5 ° C (23.9°F) |
1.3 ° C (34.4°F) |
-1.9 ° C (28.6°F) |
% 56 | 0% | 2 | Sunrise:07:40 AM Sunset: 05:53 PM |
Moonrise:05:04 AM Moonset: 12:41 PM Moon Phase ( Waning Crescent ) |
|
| 13 February 2026 Friday |  Patchy snow nearby |
-6 ° C (21.2°F) |
-3 ° C (26.6°F) |
-4.7 ° C (23.6°F) |
% 64 | 83% | 1 | Sunrise:07:38 AM Sunset: 05:55 PM |
Moonrise:05:52 AM Moonset: 01:41 PM Moon Phase ( Waning Crescent ) |
|
| 14 February 2026 Saturday | Partly Cloudy |
-7.7 ° C (18.1°F) |
-1.3 ° C (29.6°F) |
-4.6 ° C (23.7°F) |
% 60 | 0% | 2 | Sunrise:07:37 AM Sunset: 05:56 PM |
Moonrise:06:30 AM Moonset: 02:49 PM Moon Phase ( Waning Crescent ) |
|
| 15 February 2026 Sunday | Partly Cloudy |
-4.1 ° C (24.7°F) |
4.1 ° C (39.4°F) |
-0.6 ° C (30.9°F) |
% 64 | 0% | 2 | Sunrise:07:35 AM Sunset: 05:58 PM |
Moonrise:07:00 AM Moonset: 04:02 PM Moon Phase ( Waning Crescent ) |
|
| 16 February 2026 Monday |  Patchy moderate snow |
-2.2 ° C (28.1°F) |
2.6 ° C (36.8°F) |
-0 ° C (32°F) |
% 77 | 85% | 1 | Sunrise:07:33 AM Sunset: 05:59 PM |
Moonrise:07:25 AM Moonset: 05:16 PM Moon Phase ( Waning Crescent ) |
|
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