Climate - Frederick - Maryland
| Jan | Feb | March | April | May | June | |
|---|---|---|---|---|---|---|
| Average high in °F | 42 | 46 | 56 | 67 | 77 | 85 |
| Average low in °F | 25 | 27 | 35 | 44 | 53 | 62 |
| Av. precipitation - inch | 3.03 | 2.6 | 3.46 | 3.31 | 4.17 | 3.9 |
| July | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|
| Average high in °F | 89 | 87 | 80 | 68 | 56 | 46 |
| Average low in °F | 67 | 65 | 58 | 47 | 38 | 30 |
| Av. precipitation - inch | 3.5 | 2.91 | 3.82 | 3.27 | 3.27 | 3.35 |
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Frederick Climate Graph - Maryland Climate Chart
Totals and averages
| Annual average high temperature | 66.5 °F |
| Annual average low temperature | 46.0 °F |
| Average temperature | 56.2 °F |
| Average annual precipitation | 40.6 in. |