United States
| Month | Max. | Min. | Avg. | ||
|---|---|---|---|---|---|
| January | 17°C | -25°C | -3.2°C | 70.6% |
0.2 mm |
| February | 24°C | -19°C | 1.9°C | 67% |
0 mm |
| March | 29°C | -11°C | 10.2°C | 57.6% |
0.1 mm |
| April | 29°C | -2°C | 14.2°C | 68% |
0 mm |
| May | 31°C | 3°C | 17.4°C | 75.5% |
0.4 mm |
| June | 35°C | 10°C | 23.6°C | 83% |
0.1 mm |
| July | 37°C | 14°C | 26.2°C | 83.1% |
0.1 mm |
| August | 39°C | 7°C | 24°C | 73% |
0 mm |
| September | 36°C | 6°C | 22°C | 68.2% |
0 mm |
| October | 32°C | -4°C | 16.6°C | 69.8% |
0 mm |
| November | 27°C | -9°C | 8.2°C | 71.5% |
0 mm |
| December | 20°C | -16°C | 2.4°C | 77% |
0 mm |
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