Weather in August 2025

Delaware weather in August 2025

°C °F

The average weather in Delaware in August

The weather in Delaware in August is hot. The average temperatures are between 20°C and 28°C.

You can expect rain for roughly half of the month of August in Delaware. 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 Delaware in August 2025.

If you’re planning to visit Delaware in the near future, we highly recommend that you review the 14 day weather forecast for Delaware before you arrive.

Temperatures
28° / 20°
Rainy Days
8
Snowy Days
0
Dry Days
23
Rainfall
203
mm
Sun Hours
11.0
Hrs

Explore the weather in Delaware in other months

Delaware annual weather

Month Temperatures Rainy Days Dry Days Snowy Days Rainfall Weather More details
January 4° / -2° 6 19 6 105 mm
Awful
February 6° / -1° 7 16 6 136 mm
Awful
March 10° / 3° 8 20 3 140 mm
Awful
April 16° / 8° 7 23 0 121 mm
Ok
May 22° / 14° 8 23 0 153 mm
Ok
June 26° / 18° 8 22 0 191 mm
Good
July 29° / 21° 10 21 0 208 mm
Ok
August 28° / 20° 8 23 0 203 mm
Good
September 25° / 17° 6 24 0 139 mm
Perfect
October 19° / 12° 6 25 0 173 mm
Good
November 12° / 6° 5 25 0 110 mm
Ok
December 8° / 2° 7 21 3 154 mm
Awful

Weather in Delaware in August - FAQ

What is the average temperature in Delaware in August?
The average temperature in Delaware in August is 20/28° C.
What is the chance of rain in Delaware in August?
On average, there are 8 rainy days in Delaware during August.
Weather wise, is August a good time to visit Delaware?
The weather in Delaware in August is good.
Can it snow in Delaware in August?
On average, there are 0 snowy days in Delaware in August.
Cities in Delaware

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More about the weather in Delaware