Measurements:
°C
°F
Harpers Ferry
60°F
W 3 mph
Feels like: 60°F
Precip: 3%
World Resorts USA Harpers Ferry Weather August Weather in Harpers Ferry

Harpers Ferry Weather: August

Average Day Temperature: 87.0°F
Average Night Temperature: 69.2°F
Number of Sunny Days: 11 days
Sunshine Hours: 13.1 - 14.2 hours
Number of Rainy Days: 3 days
Precipitation Totals: 1.5 in

Air Temperature in August, °F

Select Year: 2026 2025 2024

The highest day temperature in August 2026 was 98°F. The lowest night temperature was 61°F. The average values for day and night temperatures during August were 90.2°F и 70.2°F respectivly.

Sunny, Cloudy and Gloomy days

You can expect various weather conditions during August. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in August, in

Precipitation total in August for Harpers Ferry is 1.5 in. It makes august the most rainy month of the year.

Wind Speed in August, mph

The average wind speed in August is 5.1 mph. It makes August one of the most windless months of the year for Harpers Ferry.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Harpers Ferry in August is 7.9 hours.

Best Time to Visit Harpers Ferry
The most sunny months:
November 17 days
October 16 days
June 14 days
The most warm months:
July 91.6 °F
August 87.0 °F
June 84.3 °F
The most cold months:
January 36.9 °F
February 41.6 °F
December 42.5 °F
The most rainy months:
August 3 days
April 2 days
September 2 days
The most windy months:
March 8 mph
April 7 mph
January 7 mph

Harpers Ferry on the Weather Map

USA Resorts:
NAME
Boston +62
Chicago +66
Hawaii +80
Las Vegas +80
Los Angeles +72
Maui +66
Miami +88
Myrtle Beach +78
New York +66
Panama City Beach +90
San Diego +70
San Francisco +60
Santa Monica +72
Sarasota +86
Washington +66
24 Hours Weather Forecast
Harpers Ferry
Local time: 09:41
15 sep, tuesday
1200 74°F
NW
8 mph
1500 80°F
N
9 mph
1800 78°F
N
8 mph
2100 66°F
NW
5 mph
16 sep, wednesday
0000 62°F
NW
4 mph
0300 58°F
NW
3 mph
0600 56°F
NW
2 mph
0900 66°F
N
4 mph