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The weather in Maryland in August is hot. The average temperatures are between 20°C and 29°C.
You can expect rain for roughly half of the month of August in Maryland. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Maryland in August 2025.
If you’re planning to visit Maryland in the near future, we highly recommend that you review the 14 day weather forecast for Maryland before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 3° / -3° | 6 | 19 | 6 | 92 mm | Awful | Maryland in January |
| February | 6° / -1° | 7 | 16 | 6 | 112 mm | Awful | Maryland in February |
| March | 11° / 3° | 7 | 21 | 3 | 111 mm | Awful | Maryland in March |
| April | 17° / 8° | 7 | 23 | 0 | 113 mm | Ok | Maryland in April |
| May | 22° / 13° | 9 | 22 | 0 | 157 mm | Ok | Maryland in May |
| June | 27° / 18° | 7 | 23 | 0 | 155 mm | Good | Maryland in June |
| July | 30° / 21° | 8 | 23 | 0 | 184 mm | Ok | Maryland in July |
| August | 29° / 20° | 8 | 23 | 0 | 184 mm | Ok | Maryland in August |
| September | 26° / 17° | 6 | 24 | 0 | 142 mm | Perfect | Maryland in September |
| October | 19° / 11° | 5 | 26 | 0 | 135 mm | Good | Maryland in October |
| November | 12° / 5° | 5 | 25 | 0 | 88 mm | Ok | Maryland in November |
| December | 7° / 1° | 6 | 21 | 3 | 120 mm | Bad | Maryland in December |
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