Shelby Weather Forecast 15 Days, Weather in Shelby Today
Current weather conditions and 15 day weather forecast for Shelby, 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 Shelby
| 09 December 2025 Tuesday 3.3 ° C / 37.9°F  Sunny |
Feels Like : -0.6 ° C / 30.9°F Humidity : % 79 Pressure : 1010 mb Wind Speed : 16.6 kmph / 10.3 miles from W  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 25 |
15 day weather forecast for Shelby, MT, USA
Weather Forecast for next 15 Days for Shelby 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 Shelby, 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 December 2025 Tuesday | Sunny |
-2 ° C (28.4°F) |
5.1 ° C (41.2°F) |
2.3 ° C (36.2°F) |
% 69 | 0% | 0.1 | Sunrise:08:08 AM Sunset: 04:32 PM |
Moonrise:10:16 PM Moonset: 12:08 PM Moon Phase ( Waning Gibbous ) |
|
| 10 December 2025 Wednesday |  Freezing fog |
-1.9 ° C (28.6°F) |
4.4 ° C (39.9°F) |
1.1 ° C (33.9°F) |
% 95 | 0% | 0.1 | Sunrise:08:09 AM Sunset: 04:32 PM |
Moonrise:11:32 PM Moonset: 12:26 PM Moon Phase ( Waning Gibbous ) |
|
| 11 December 2025 Thursday |  Patchy moderate snow |
-17.3 ° C (0.9°F) |
-0.7 ° C (30.7°F) |
-6.4 ° C (20.5°F) |
% 89 | 68% | 0.1 | Sunrise:08:09 AM Sunset: 04:32 PM |
Moonrise:No moonrise Moonset: 12:40 PM Moon Phase ( Last Quarter ) |
|
| 12 December 2025 Friday |  Moderate or heavy snow showers |
-17.9 ° C (-0.3°F) |
-13.2 ° C (8.2°F) |
-15.6 ° C (3.8°F) |
% 92 | 62% | 0.1 | Sunrise:08:10 AM Sunset: 04:32 PM |
Moonrise:12:42 AM Moonset: 12:54 PM Moon Phase ( Waning Crescent ) |
|
| 13 December 2025 Saturday |  Heavy snow |
-18.3 ° C (-0.9°F) |
-14.9 ° C (5.2°F) |
-16 ° C (3.2°F) |
% 95 | 61% | 0 | Sunrise:08:11 AM Sunset: 04:32 PM |
Moonrise:01:51 AM Moonset: 01:07 PM Moon Phase ( Waning Crescent ) |
|
| 14 December 2025 Sunday |  Cloudy |
-17.1 ° C (1.3°F) |
-1.8 ° C (28.8°F) |
-11.9 ° C (10.5°F) |
% 94 | 0% | 1 | Sunrise:08:12 AM Sunset: 04:32 PM |
Moonrise:02:59 AM Moonset: 01:22 PM Moon Phase ( Waning Crescent ) |
|
| 15 December 2025 Monday | Freezing fog |
-19.5 ° C (-3.1°F) |
0.5 ° C (32.9°F) |
-10.1 ° C (13.7°F) |
% 88 | 0% | 1 | Sunrise:08:13 AM Sunset: 04:32 PM |
Moonrise:04:08 AM Moonset: 01:38 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday | Sunny |
2.9 ° C (37.2°F) |
4.9 ° C (40.9°F) |
4.6 ° C (40.4°F) |
% 66 | 0% | 2 | Sunrise:08:14 AM Sunset: 04:32 PM |
Moonrise:05:18 AM Moonset: 01:59 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday | Sunny |
4.8 ° C (40.6°F) |
8.3 ° C (46.9°F) |
6.1 ° C (43°F) |
% 63 | 0% | 3 | Sunrise:08:14 AM Sunset: 04:33 PM |
Moonrise:06:27 AM Moonset: 02:26 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday |  Partly Cloudy |
4.9 ° C (40.9°F) |
12 ° C (53.5°F) |
8.3 ° C (46.9°F) |
% 46 | 0% | 3 | Sunrise:08:15 AM Sunset: 04:33 PM |
Moonrise:07:34 AM Moonset: 03:01 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday | Sunny |
0.8 ° C (33.5°F) |
8.5 ° C (47.3°F) |
5.7 ° C (42.2°F) |
% 48 | 0% | 3 | Sunrise:08:15 AM Sunset: 04:33 PM |
Moonrise:08:33 AM Moonset: 03:48 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Sunny |
0.8 ° C (33.5°F) |
6.4 ° C (43.5°F) |
3.4 ° C (38.1°F) |
% 61 | 0% | 2 | Sunrise:08:16 AM Sunset: 04:34 PM |
Moonrise:09:24 AM Moonset: 04:45 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday |  Patchy rain nearby |
5.9 ° C (42.7°F) |
9.5 ° C (49.1°F) |
8.5 ° C (47.3°F) |
% 61 | 76% | 2 | Sunrise:08:17 AM Sunset: 04:34 PM |
Moonrise:10:03 AM Moonset: 05:53 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Partly Cloudy |
3.7 ° C (38.7°F) |
10.9 ° C (51.6°F) |
8.2 ° C (46.7°F) |
% 69 | 0% | 3 | Sunrise:08:17 AM Sunset: 04:35 PM |
Moonrise:10:33 AM Moonset: 07:05 PM Moon Phase ( Waxing Crescent ) |
|
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