World Resorts USA Harpers Ferry Weather

Harpers Ferry weather in May

Weather in Harpers Ferry: May

Average day temperature: 68.1°F
Average night temperature: 54.3°F
Number of sunny days: 9 days
Day length: 13.9 - 14.7 hours
Number of rainy days: 2 days
Precipitation totals: 1.2 in.

Air temperature in May, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
13
26
39
52
65
78
91
104
Day temperature   
Night temperature

The highest day temperature during May of 2024 was 81°F. At the same time the lowest night temperature was 42°F. Daily and nightly averages during May were 70.1°F and 55.9°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
29%
32%
39%

Number of sunny, partly cloudy and cloudy days in May is almost equal.

Precipitation total in May, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.3
0.6
0.9
1.1
1.4
1.7
2.0
1.1
1.1
1.7
1.2
1.1
1.5
1.0
1.1
1.1
1.7
1.2
1.1
1.2
1.5
1.0

Precipitation total value in Harpers Ferry in May is 1.2 in. Other months of the year show relatively similar values.

Wind speed in May, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.5
2.9
4.4
5.8
7.3
8.7
10.2
6.7
7.0
5.8
5.6
4.9
4.9
5.9
7.7
8.5
7.9
7.8
6.7
7.0
5.8
5.6
4.9
4.9
5.9
6.2
7.7
8.5
7.9
7.8

The average wind speed value in May is 6.2 mph

Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.6
3.2
4.8
6.3
7.9
9.5
11.1
4.8
6.8
6.9
7.4
8.0
8.7
9.3
6.6
6.9
5.5
5.2
4.8
6.8
6.9
7.4
8.0
8.7
9.3
7.4
6.6
6.9
5.5
5.2

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 7.4.

Best time for vacation in Harpers Ferry

Sunniest months:
November 16 days
October 14 days
September 14 days
Warmest months:
July 86.9 °F
August 83.5 °F
June 79.6 °F
Coldest months:
January 38.6 °F
February 43.0 °F
December 43.7 °F
Rainiest months:
August 4 days
April 3 days
September 2 days
Windiest months:
March 8.5 mph
February 7.9 mph
January 7.8 mph

Harpers Ferry on a weather map

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24 Hours Forecast
Harpers Ferry
Local time: 08:41
April 05, saturday
0900
55°F
NW
5 mph
1200
59°F
N
5 mph
1500
63°F
N
9 mph
1800
66°F
N
11 mph
2100
61°F
E
4 mph
April 06, sunday
0000
59°F
NW
2 mph
0300
57°F
N
4 mph
0600
54°F
NE
8 mph
Units of measurement: °C / °F