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Spearfish, SD Climate
1991 to 2020 normals at Spearfish, 1 mi from the center of Spearfish, elevation 3633 ft.
Average weather by month
Select a month for daily normals and last year's weather
| Month | Range | High | Low | Precip. | Snow |
|---|---|---|---|---|---|
| January | 36° | 16° | 0.60 in | 8.2 in | |
| February | 37° | 16° | 0.91 in | 12.7 in | |
| March | 46° | 24° | 1.19 in | 12.0 in | |
| April | 55° | 32° | 2.23 in | 8.5 in | |
| May | 64° | 42° | 3.72 in | 2.3 in | |
| June | 75° | 51° | 3.51 in | 0.0 in | |
| July | 84° | 58° | 2.35 in | 0.0 in | |
| August | 83° | 56° | 1.88 in | 0.0 in | |
| September | 74° | 48° | 1.56 in | 0.1 in | |
| October | 58° | 35° | 2.04 in | 5.5 in | |
| November | 46° | 26° | 0.70 in | 6.3 in | |
| December | 37° | 18° | 0.72 in | 14.9 in | |
| Year | 58° | 21.41 in | 70.5 in |
Frequently asked questions
- What is the hottest month in Spearfish, SD?
- July is the warmest month, with a normal high of 84°F at Spearfish.
- What is the coldest month in Spearfish, SD?
- January is the coldest month, with a normal low of 16°F.
- What is the wettest month in Spearfish, SD?
- May has the most precipitation on average, about 3.72 inches.