Weather in August 2025

Gaithersburg weather in August 2025

°C °F

The average weather in Gaithersburg in August

The weather in Gaithersburg in August is hot. The average temperatures are between 21°C and 30°C.

You can expect about 3 to 8 days of rain in Gaithersburg 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 Gaithersburg in August 2025.

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

Temperatures
30° / 21°
Rainy Days
7
Snowy Days
0
Dry Days
24
Rainfall
154
mm
Sun Hours
10.9
Hrs

Explore the weather in Gaithersburg in other months

Gaithersburg annual weather

Month Temperatures Rainy Days Dry Days Snowy Days Rainfall Weather More details
January 4° / -2° 6 19 6 97 mm
Awful
February 6° / -1° 7 15 6 115 mm
Awful
March 11° / 3° 8 19 4 115 mm
Awful
April 18° / 8° 7 23 0 121 mm
Ok
May 23° / 14° 8 23 0 146 mm
Good
June 28° / 18° 7 23 0 131 mm
Good
July 31° / 21° 8 23 0 161 mm
Ok
August 30° / 21° 7 24 0 154 mm
Ok
September 26° / 17° 6 24 0 135 mm
Perfect
October 20° / 12° 5 26 0 143 mm
Good
November 12° / 5° 5 25 1 91 mm
Ok
December 7° / 2° 6 21 4 124 mm
Bad

Weather in Gaithersburg in August - FAQ

What is the average temperature in Gaithersburg in August?
The average temperature in Gaithersburg in August is 21/30° C.
What is the chance of rain in Gaithersburg in August?
On average, there are 7 rainy days in Gaithersburg during August.
Weather wise, is August a good time to visit Gaithersburg?
The weather in Gaithersburg in August is ok.
Can it snow in Gaithersburg in August?
On average, there are 0 snowy days in Gaithersburg in August.
More about the weather in Gaithersburg