June weather forecast
Harpers Ferry, WV

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Weather in June

The first month of the summer, June, is a moderately hot month in Harpers Ferry, West Virginia, with an average temperature fluctuating between 81.3°F (27.4°C) and 60.4°F (15.8°C).

Temperature

The arrival of June brings a soft temperature shift, with the average high-temperature nudging from a pleasant 73.2°F (22.9°C) in May to a moderately hot 81.3°F (27.4°C). Throughout the month of June, Harpers Ferry observes an average nighttime temperature of 60.4°F (15.8°C).

Heat index

The heat index value for June is evaluated at a hot 86°F (30°C). Uninterrupted exposure and activity might result in fatigue, potentially causing heat cramps.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is found by incorporating humidity levels into the air temperature measurement. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In Harpers Ferry, the average relative humidity in June is 75%.

Rainfall

In Harpers Ferry, in June, it is raining for 15.8 days, with typically 2.4" (61mm) of accumulated precipitation. In Harpers Ferry, during the entire year, the rain falls for 163.3 days and collects up to 29.84" (758mm) of precipitation.

Snowfall

In Harpers Ferry, snow does not fall in May through October.

Daylight

The month with the longest days in Harpers Ferry is June, with an average of 14h and 54min of daylight.
On the first day of June in Harpers Ferry, West Virginia, sunrise is at 5:45 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:41 pm EDT.

Sunshine

In June, the average sunshine is 10.2h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Harpers Ferry, West Virginia. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: An average maximum UV index of 6 in June leads to these recommendations:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. To cut down UV radiation exposure by about half, sport a wide-brim hat.
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Frequently asked questions

What is the average June temperature in Harpers Ferry?

The average high-temperature, in June, in Harpers Ferry, is 81.3°F (27.4°C), while the average low-temperature is 60.4°F (15.8°C). In June, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is evaluated at 86°F (30°C).

What is the average humidity in June in Harpers Ferry?

In June, the average relative humidity in Harpers Ferry is 75%.

How many days does it rain in June in Harpers Ferry?

In June, in Harpers Ferry, the rain falls for 15.8 days. Throughout June, 2.4" (61mm) of precipitation is accumulated.

When it does not snow in Harpers Ferry?

In Harpers Ferry, snow does not fall in May through October.

When are the longest days in Harpers Ferry?

With an average of 14h and 54min of daylight, June has the longest days of the year.

How many hours of daylight does Harpers Ferry have in June?

In Harpers Ferry, the average day length in June is 14h and 54min.

What time are sunrise and sunset in June in Harpers Ferry?

On the first day of June, sunrise is at 5:45 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:41 pm EDT.

How many hours of sunshine does Harpers Ferry have in June?

In June, the average sunshine duration in Harpers Ferry, West Virginia, is 10.2h.

What is the month with the highest UV index in Harpers Ferry?

The months with the highest UV index in Harpers Ferry are May through August, with an average maximum UV index of 6.

What is the UV index intensity in June in Harpers Ferry?

The average daily maximum UV index in June in Harpers Ferry, West Virginia, is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Harpers Ferry, WV

Average temperature in June - Harpers Ferry, WV
  • Average high temperature in June: 81.3°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (38.1°F).

  • Average low temperature in June: 60.4°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure in June
Harpers Ferry, WV

Average pressure in June - Harpers Ferry, WV
  • Average pressure in June: 29.95"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in June
Harpers Ferry, WV

Average wind speed in June - Harpers Ferry, WV
  • Average wind speed in June: 5.3mph

The windiest month (with the highest average wind speed) is March (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

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Average humidity in June
Harpers Ferry, WV

Average humidity in June - Harpers Ferry, WV
  • Average humidity in June: 75%

The month with the highest relative humidity is October (79%).
The months with the lowest relative humidity are April and July (74%).

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Average rainfall in June
Harpers Ferry, WV

Average rainfall in June - Harpers Ferry, WV
  • Average rainfall in June: 2.4"

The wettest month (with the highest rainfall) is May (3.35").
The driest month (with the least rainfall) is January (1.97").

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Average rainfall days in June
Harpers Ferry, WV

Average rainfall days in June - Harpers Ferry, WV
  • Average rainfall days in June: 15.8 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (9.1 days).

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Average snowfall in June
Harpers Ferry, WV

Average snowfall in June - Harpers Ferry, WV
  • Average snowfall in June: 0"

The month with the highest snowfall is January (3.62").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in June
Harpers Ferry, WV

Average snowfall days in June - Harpers Ferry, WV
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (6.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in June /
Average sunshine in June
Harpers Ferry, WV

Average daylight in June / Average sunshine in June - Harpers Ferry, WV
  • Average daylight in June: 14h and 5min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in June: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January and February (Average sunshine: 5h and 0min).

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Average sunshine days in June
Harpers Ferry, WV

Average sunshine days in June - Harpers Ferry, WV
  • Average sunshine days in June: 12.5 days

The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is May (10.7 days).

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Average UV index in June
Harpers Ferry, WV

Average UV index in June - Harpers Ferry, WV
  • Average UV index in June: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in June
Harpers Ferry, WV

Average cloud cover in June - Harpers Ferry, WV
  • Average cloud cover in June: 33

The months with the most cloud cover are February and March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in June
Harpers Ferry, WV

Average visibility in June - Harpers Ferry, WV
  • Average visibility in June: 6mi

The months with the highest visibility are February, March, April, June, July, August and November (6mi).
The months with the lowest visibility are January, May, September, October and December (5mi).

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Harpers Ferry, West Virginia, USA

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