June weather forecast
Valley Forge, PA

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Weather in June

The first month of the summer, June, is a warm month in Valley Forge, Pennsylvania, with temperature in the range of an average low of 61°F (16.1°C) and an average high of 79.2°F (26.2°C).

Temperature

With the transition into June, Valley Forge experiences a subtle uplift in average high-temperatures, adjusting from an agreeable 71.2°F (21.8°C) in May to a moderately hot 79.2°F (26.2°C). June brings an average low-temperature of 61°F (16.1°C) to Valley Forge.

Humidity

In Valley Forge, the average relative humidity in June is 76%.

Rainfall

In Valley Forge, during June, the rain falls for 13.9 days and regularly aggregates up to 1.34" (34mm) of precipitation. In Valley Forge, during the entire year, the rain falls for 132.3 days and collects up to 13.98" (355mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

June has the longest days of the year, with an average of 15h and 0min of daylight.
On the first day of the month, sunrise is at 5:34 am and sunset at 8:25 pm. On the last day of June, sunrise is at 5:36 am and sunset at 8:35 pm EDT.

Sunshine

In June, the average sunshine is 9.7h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 6 during June translates into the following guidance:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.

Frequently asked questions

What are the temperatures in June?

In Valley Forge, in June, the average high-temperature is 79.2°F (26.2°C), and the average low-temperature is 61°F (16.1°C).

What is the average humidity in June?

In June, the average relative humidity is 76%.

How many days does it rain in June?

In Valley Forge, in June, it is raining for 13.9 days, with typically 1.34" (34mm) of accumulated precipitation.

When it does not snow?

In Valley Forge, snow does not fall in April through October.

When are the longest days?

With an average of 15h and 0min of daylight, June has the longest days of the year.

How many hours of daylight does Valley Forge have in June?

In Valley Forge, the average day length in June is 14h and 59min.

When are sunrise and sunset in June?

On the first day of June, sunrise is at 5:34 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:36 am and sunset at 8:35 pm EDT.

How many hours of sunshine does Valley Forge have in June?

In June, the average sunshine duration is 9.7h.

What is the month with the highest UV index?

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

What is the UV index intensity in June?

In June, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.
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
Valley Forge, PA

Average temperature in June - Valley Forge, PA
  • Average high temperature in June: 79.2°F

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (36°F).

  • Average low temperature in June: 61°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).

Average pressure in June
Valley Forge, PA

Average pressure in June - Valley Forge, PA
  • Average pressure in June: 29.94"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in June
Valley Forge, PA

Average wind speed in June - Valley Forge, PA
  • Average wind speed in June: 6mph

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in June
Valley Forge, PA

Average humidity in June - Valley Forge, PA
  • Average humidity in June: 76%

The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are April and July (74%).

Average rainfall in June
Valley Forge, PA

Average rainfall in June - Valley Forge, PA
  • Average rainfall in June: 1.34"

The wettest month (with the highest rainfall) is August (1.77").
The driest month (with the least rainfall) is February (0.75").

Average rainfall days in June
Valley Forge, PA

Average rainfall days in June - Valley Forge, PA
  • Average rainfall days in June: 13.9 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (6.9 days).

Average snowfall in June
Valley Forge, PA

Average snowfall in June - Valley Forge, PA
  • Average snowfall in June: 0"

The months with the highest snowfall are January and February (0.59").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in June
Valley Forge, PA

Average snowfall days in June - Valley Forge, PA
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is February (4.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in June /
Average sunshine in June
Valley Forge, PA

Average daylight in June / Average sunshine in June - Valley Forge, PA
  • Average daylight in June: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in June: 9h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in June
Valley Forge, PA

Average sunshine days in June - Valley Forge, PA
  • Average sunshine days in June: 12.8 days

The month with the most sunshine days is January (20.7 days).
The month with the least sunshine days is June (12.8 days).

Average UV index in June
Valley Forge, PA

Average UV index in June - Valley Forge, PA
  • 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, March, November and December (UV index 2).

Average cloud cover in June
Valley Forge, PA

Average cloud cover in June - Valley Forge, PA
  • Average cloud cover in June: 38

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in June
Valley Forge, PA

Average visibility in June - Valley Forge, PA
  • Average visibility in June: 6mi

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

Valley Forge, Pennsylvania, USA

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