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Ismay, MT Climate
1991 to 2020 normals at Plevna, 14 mi from the center of Ismay, elevation 2780 ft.
Average weather by month
Select a month for daily normals and last year's weather
| Month | Range | High | Low | Precip. | Snow |
|---|---|---|---|---|---|
| January | 30° | 6° | 0.48 in | 5.9 in | |
| February | 33° | 10° | 0.50 in | 5.6 in | |
| March | 45° | 20° | 0.70 in | 5.4 in | |
| April | 57° | 30° | 1.55 in | 4.8 in | |
| May | 67° | 41° | 2.90 in | 1.3 in | |
| June | 77° | 50° | 2.65 in | 0.0 in | |
| July | 86° | 56° | 1.86 in | 0.0 in | |
| August | 86° | 54° | 1.35 in | 0.0 in | |
| September | 75° | 44° | 1.48 in | 0.1 in | |
| October | 58° | 31° | 1.16 in | 2.0 in | |
| November | 43° | 19° | 0.58 in | 4.1 in | |
| December | 32° | 9° | 0.43 in | 5.0 in | |
| Year | 57° | 15.64 in | 34.2 in |
Frequently asked questions
- What is the hottest month in Ismay, MT?
- July is the warmest month, with a normal high of 86°F at Plevna.
- What is the coldest month in Ismay, MT?
- January is the coldest month, with a normal low of 6°F.
- What is the wettest month in Ismay, MT?
- May has the most precipitation on average, about 2.90 inches.