MilBases
Weather & Climate at Fort Detrick Army Base
Frederick, MD
Summary of the weather and climate in Frederick, MD:
- The average high is 66.6°F and the average low is 46.6°F.
- The hottest month is July with a high of 88.9°F.
- The coldest month is January with a low of 25.8°F.
- Annual rainfall is 41.01 inches; the rainiest month is July (4.23 in).
- Annual snowfall is 16.5 inches; the snowiest month is January (7.2 in).
Source: NOAA climate normals.
Temperatures through the year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Bars span each month's average low to average high (20°F – 90°F scale).
Monthly averages
| Month | High (°F) | Low (°F) | Rain (in) | Snow (in) | |
|---|---|---|---|---|---|
| January | 42.1 | 25.8 | 2.79 | 7.2 | |
| February | 46.5 | 28.2 | 2.71 | 4.8 | |
| March | 55.7 | 34.5 | 3.64 | 2.5 | |
| April | 67.7 | 44.7 | 3.54 | 0 | |
| May | 76.6 | 54 | 4.12 | 0 | |
| June | 85 | 63.1 | 3.53 | 0 | |
| July | 88.9 | 67.9 | 4.23 | 0 | |
| August | 86.6 | 66.3 | 3.09 | 0 | |
| September | 79.9 | 58.9 | 3.93 | 0 | |
| October | 68.2 | 47.3 | 2.87 | 0 | |
| November | 56.5 | 38.5 | 3.15 | 0.3 | |
| December | 45.1 | 30.1 | 3.41 | 1.7 |