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Historical Mt. Washington Weather Data
| Record High Temp (°F) |
Normal High Temp (°F) |
Normal Low Temp (°F) |
Record Low Temp (°F) |
Normal Monthly Precipitation (in.) |
Normal Monthly Snowfall (in.) |
|
|---|---|---|---|---|---|---|
| January | 47 | 14 | -3.7 | -47 | 8.52 | 40.5 |
| February | 43 | 14.8 | -1.7 | -46 | 7.33 | 40.5 |
| March | 54 | 21.3 | 5.9 | -38 | 9.42 | 43.6 |
| April | 60 | 29.4 | 16.4 | -20 | 8.43 | 30.9 |
| May | 66 | 41.6 | 29.5 | -2 | 8.21 | 11.7 |
| June | 72 | 50.3 | 38.5 | 8 | 8.36 | 1.3 |
| July | 71 | 54.1 | 43.3 | 24 | 8.02 | T |
| August | 72 | 53 | 42.1 | 20 | 8.08 | 0.1 |
| September | 69 | 46.1 | 34.6 | 9 | 8.55 | 2 |
| October | 62 | 36.4 | 24 | -5 | 7.66 | 13.8 |
| November | 52 | 27.6 | 13.6 | -20 | 10.49 | 33.4 |
| December | 47 | 18.5 | 1.7 | -46 | 8.84 | 42.8 |
