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Grass Range, MT Climate
1991 to 2020 normals at Grass Range, < 0.1 mi from the center of Grass Range, elevation 3490 ft.
Average weather by month
Select a month for daily normals and last year's weather
| Month | Range | High | Low | Precip. | Snow |
|---|---|---|---|---|---|
| January | 37° | 14° | 0.68 in | 8.7 in | |
| February | 39° | 16° | 0.51 in | 7.8 in | |
| March | 48° | 23° | 0.87 in | 9.2 in | |
| April | 57° | 31° | 1.85 in | 4.8 in | |
| May | 66° | 40° | 3.39 in | 0.9 in | |
| June | 74° | 47° | 3.22 in | 0.0 in | |
| July | 83° | 53° | 1.70 in | 0.0 in | |
| August | 83° | 52° | 1.67 in | 0.0 in | |
| September | 73° | 44° | 1.46 in | 0.1 in | |
| October | 59° | 33° | 1.25 in | 3.4 in | |
| November | 46° | 23° | 0.71 in | 6.4 in | |
| December | 38° | 15° | 0.55 in | 8.8 in | |
| Year | 59° | 17.86 in | 50.1 in |
Frequently asked questions
- What is the hottest month in Grass Range, MT?
- July is the warmest month, with a normal high of 83°F at Grass Range.
- What is the coldest month in Grass Range, MT?
- January is the coldest month, with a normal low of 14°F.
- What is the wettest month in Grass Range, MT?
- May has the most precipitation on average, about 3.39 inches.