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Mellette, SD Climate
1991 to 2020 normals at Mellette 4 W, 4.1 mi from the center of Mellette, elevation 1296 ft.
Average weather by month
Select a month for daily normals and last year's weather
| Month | Range | High | Low | Precip. | Snow |
|---|---|---|---|---|---|
| January | 22° | 1° | 0.57 in | 8.5 in | |
| February | 27° | 5° | 0.65 in | 7.8 in | |
| March | 40° | 17° | 0.90 in | 5.6 in | |
| April | 56° | 29° | 2.11 in | 5.4 in | |
| May | 69° | 43° | 3.34 in | 0.0 in | |
| June | 79° | 54° | 3.47 in | 0.0 in | |
| July | 84° | 59° | 3.51 in | 0.0 in | |
| August | 82° | 55° | 2.54 in | 0.0 in | |
| September | 74° | 45° | 2.35 in | 0.0 in | |
| October | 59° | 32° | 2.12 in | 0.9 in | |
| November | 42° | 19° | 0.73 in | 5.9 in | |
| December | 28° | 7° | 0.67 in | 9.3 in | |
| Year | 55° | 22.96 in | 43.4 in |
Frequently asked questions
- What is the hottest month in Mellette, SD?
- July is the warmest month, with a normal high of 84°F at Mellette 4 W.
- What is the coldest month in Mellette, SD?
- January is the coldest month, with a normal low of 1°F.
- What is the wettest month in Mellette, SD?
- July has the most precipitation on average, about 3.51 inches.