Sweet Grass Weather Forecast 15 Days, Weather in Sweet Grass Today
Current weather conditions and 15 day weather forecast for Sweet Grass, 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 Sweet Grass
| 02 November 2026 Monday 3.5 ° C / 38.2°F  Patchy rain nearby |
Feels Like : 1.1 ° C / 34°F Humidity : % 94 Pressure : 1015 mb Wind Speed : 4 kmph / 2.5 miles from NNW  Visibility : 10 km Precipitation (rainfall) : 0.01 mm Cloud (%) : 100 |
15 day weather forecast for Sweet Grass, MT, USA
Weather Forecast for next 15 Days for Sweet Grass 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 Sweet Grass, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 01 November 2026 Sunday |  Overcast |
1.4 ° C (34.5°F) |
5.9 ° C (42.7°F) |
3.4 ° C (38.1°F) |
% 85 | 87% | 0.7 | Sunrise:07:15 AM Sunset: 05:07 PM |
Moonrise:10:56 PM Moonset: 01:55 PM Moon Phase ( Last Quarter ) |
|
| 02 November 2026 Monday |  Sunny |
0.7 ° C (33.3°F) |
10.8 ° C (51.4°F) |
5 ° C (41.1°F) |
% 68 | 6% | 1.6 | Sunrise:07:16 AM Sunset: 05:05 PM |
Moonrise:Does not rise today Moonset: 02:19 PM Moon Phase ( Last Quarter ) |
|
| 03 November 2026 Tuesday | Overcast |
1.2 ° C (34.2°F) |
10.4 ° C (50.7°F) |
5.4 ° C (41.7°F) |
% 59 | 12% | 1.3 | Sunrise:07:18 AM Sunset: 05:04 PM |
Moonrise:12:20 AM Moonset: 02:39 PM Moon Phase ( Waning Crescent ) |
|
| 04 November 2026 Wednesday | Sunny |
0.3 ° C (32.5°F) |
8.9 ° C (48.1°F) |
4.2 ° C (39.6°F) |
% 69 | 9% | 1.5 | Sunrise:07:20 AM Sunset: 05:02 PM |
Moonrise:01:42 AM Moonset: 02:56 PM Moon Phase ( Waning Crescent ) |
|
| 05 November 2026 Thursday | Sunny |
1.4 ° C (34.5°F) |
10.5 ° C (51°F) |
5.8 ° C (42.4°F) |
% 62 | 17% | 1.5 | Sunrise:07:21 AM Sunset: 05:01 PM |
Moonrise:03:03 AM Moonset: 03:12 PM Moon Phase ( Waning Crescent ) |
|
| 06 November 2026 Friday | Overcast |
2.6 ° C (36.7°F) |
7.7 ° C (45.9°F) |
5.2 ° C (41.4°F) |
% 61 | 12% | 3 | Sunrise:07:23 AM Sunset: 04:59 PM |
Moonrise:04:24 AM Moonset: 03:28 PM Moon Phase ( Waning Crescent ) |
|
| 07 November 2026 Saturday |  Partly Cloudy |
1.1 ° C (34°F) |
7.6 ° C (45.7°F) |
3.8 ° C (38.9°F) |
% 57 | 7% | 3 | Sunrise:07:24 AM Sunset: 04:58 PM |
Moonrise:05:45 AM Moonset: 03:47 PM Moon Phase ( New Moon ) |
|
| 08 November 2026 Sunday |  Cloudy |
1.2 ° C (34.2°F) |
9.1 ° C (48.4°F) |
5.4 ° C (41.7°F) |
% 54 | 8% | 3 | Sunrise:07:26 AM Sunset: 04:56 PM |
Moonrise:07:07 AM Moonset: 04:10 PM Moon Phase ( New Moon ) |
|
| 09 November 2026 Monday | Cloudy |
3.1 ° C (37.6°F) |
10.5 ° C (50.9°F) |
7.2 ° C (45°F) |
% 52 | 10% | 3 | Sunrise:07:28 AM Sunset: 04:55 PM |
Moonrise:08:27 AM Moonset: 04:39 PM Moon Phase ( New Moon ) |
|
| 10 November 2026 Tuesday | Partly Cloudy |
6.5 ° C (43.8°F) |
13.3 ° C (55.9°F) |
9.3 ° C (48.8°F) |
% 52 | 7% | 4 | Sunrise:07:29 AM Sunset: 04:53 PM |
Moonrise:09:42 AM Moonset: 05:17 PM Moon Phase ( New Moon ) |
|
| 11 November 2026 Wednesday | Partly Cloudy |
5.5 ° C (41.9°F) |
12.4 ° C (54.4°F) |
8.6 ° C (47.6°F) |
% 56 | 8% | 4 | Sunrise:07:31 AM Sunset: 04:52 PM |
Moonrise:10:48 AM Moonset: 06:05 PM Moon Phase ( Waxing Crescent ) |
|
| 12 November 2026 Thursday | Cloudy |
4.3 ° C (39.8°F) |
11 ° C (51.7°F) |
7.7 ° C (45.9°F) |
% 52 | 9% | 4 | Sunrise:07:32 AM Sunset: 04:51 PM |
Moonrise:11:41 AM Moonset: 07:05 PM Moon Phase ( Waxing Crescent ) |
|
| 13 November 2026 Friday | Cloudy |
7 ° C (44.6°F) |
13.6 ° C (56.4°F) |
9.8 ° C (49.6°F) |
% 49 | 8% | 3 | Sunrise:07:34 AM Sunset: 04:49 PM |
Moonrise:12:21 PM Moonset: 08:11 PM Moon Phase ( Waxing Crescent ) |
|
| 14 November 2026 Saturday | Overcast |
6.9 ° C (44.4°F) |
10.7 ° C (51.3°F) |
8.5 ° C (47.3°F) |
% 57 | 10% | 3 | Sunrise:07:35 AM Sunset: 04:48 PM |
Moonrise:12:51 PM Moonset: 09:21 PM Moon Phase ( First Quarter ) |
|
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