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The weather in Annapolis in August is hot. The average temperatures are between 22°C and 29°C.
You can expect about 3 to 8 days of rain in Annapolis during the month of August. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Annapolis in August 2025.
If you’re planning to visit Annapolis in the near future, we highly recommend that you review the 14 day weather forecast for Annapolis before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 4° / -1° | 4 | 23 | 5 | 45 mm | Awful | Annapolis in January |
| February | 6° / 0° | 5 | 18 | 5 | 53 mm | Awful | Annapolis in February |
| March | 10° / 4° | 5 | 24 | 2 | 53 mm | Bad | Annapolis in March |
| April | 16° / 9° | 4 | 25 | 0 | 59 mm | Good | Annapolis in April |
| May | 22° / 14° | 5 | 26 | 0 | 83 mm | Good | Annapolis in May |
| June | 26° / 19° | 6 | 24 | 0 | 92 mm | Perfect | Annapolis in June |
| July | 30° / 22° | 5 | 26 | 0 | 113 mm | Good | Annapolis in July |
| August | 29° / 22° | 6 | 25 | 0 | 111 mm | Good | Annapolis in August |
| September | 25° / 18° | 3 | 27 | 0 | 80 mm | Perfect | Annapolis in September |
| October | 19° / 13° | 4 | 27 | 0 | 69 mm | Good | Annapolis in October |
| November | 12° / 6° | 3 | 26 | 0 | 37 mm | Ok | Annapolis in November |
| December | 8° / 3° | 5 | 24 | 2 | 58 mm | Bad | Annapolis in December |