Annapolis Weather, When to Go and Climate Information

(Annapolis, Maryland - MD, USA)

The weather and climate in Annapolis has four traditional seasons, with hot and humid summers and fairly cold winters.

Summer weather in Annapolis is generally warm and sunny, with temperatures in June, July and August reaching around 27°C / 80°F. During late July and early August, the climate in Annapolis can be surprisingly warm, with temperatures peaking as high as 31°C / 88°F. Rainfall in the Annapolis area averages around 3 inches / 8 cm per month throughout the year.

Autumn weather in Annapolis starts towards the end of September and temperatures soon begin to drop, with the climate becoming noticeably cooler. Average autumn temperatures in Annapolis range from daily highs of 19°C / 66°F during October, and dropping to around 8°C / 46°F at night-time.

Weather during the winter season remains cold for several months in Annapolis, with daytime temperatures in January only reaching 5°C / -41°F, and often dropping to -5°C / 23°F during the night. Snowfalls usually begin in November and are at their heaviest, with falls of over 15 cm / 6 inches, during January and February.

The average annual rainfall / precipitation in Annapolis is around 104 cm / 41 inches, and the average snowfall is around 53 cm / 21 inches.

Annapolis Weather and Climate Chart (Averages)

The following are the normal daily temperature ranges for Annapolis:



5°C / 41°F
-5°C / 23°F


7°C / 45°F
-3°C / 27°F


12°C / 54°F
1°C / 34°F


18°C / 64°F
6°C / 43°F


23°C / 73°F
11°C / 52°F


28°C / 82°F
16°C / 61°F


31°C / 88°F
19°C / 66°F


29°C / 84°F
18°C / 64°F


25°C / 77°F
15°C / 59°F


19°C / 66°F
8°C / 46°F


14°C / 57°F
3°C / 37°F


7°C / 45°F
2°C / 36°F