Weather in Grand Teton
Grand Teton National Park weather is typical of the northern Rockies region. Summers are short but warm, with frequent afternoon thunderstorms. Even in summer the nights are quite cool. Spring and fall can be pleasant, but the potential for winter weather is high, and often occurs with little or no warning. Winter is long and cold, with heavy snows.
Current Weather in the Grand Teton Region
Averages and Records at Grand Teton
| Month | Avg High | Avg Low | Record High | Record Low | Avg Precip |
|---|---|---|---|---|---|
| January | 27 | 2 | 51 | -52 | 1.23 |
| February | 33 | 4 | 60 | -63 | 0.98 |
| March | 41 | 13 | 63 | -43 | 1.24 |
| April | 49 | 21 | 73 | -28 | 1.28 |
| May | 58 | 30 | 82 | 5 | 1.98 |
| June | 69 | 38 | 92 | 18 | 1.53 |
| July | 78 | 42 | 92 | 23 | 1.26 |
| August | 77 | 41 | 92 | 19 | 1.40 |
| September | 68 | 34 | 87 | 7 | 1.51 |
| October | 55 | 26 | 79 | -11 | 1.28 |
| November | 37 | 16 | 64 | -45 | 1.62 |
| December | 27 | 5 | 53 | -50 | 1.53 |
All temperatures are reported in Fahrenheit. All precipitation is reported in inches.