June weather forecast
Washington, PA

Weather in June

June, the first month of the summer, in Washington, is a moderately hot month, with average temperature fluctuating between 78.8°F (26°C) and 57.7°F (14.3°C).

Temperature

In June, the average high-temperature marginally rises, from a pleasant 72.1°F (22.3°C) in May, to a moderately hot 78.8°F (26°C). The average low-temperature, in Washington, Pennsylvania, is 57.7°F (14.3°C).

Humidity

In Washington, the average relative humidity in June is 78%.

Rainfall

In Washington, during 15.3 rainfall days, 1.57" (40mm) of precipitation is typically accumulated. In Washington, during the entire year, the rain falls for 143 days and collects up to 14.8" (376mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The month with the longest days is June, with an average of 15h of daylight.

Sunshine

In Washington, the average sunshine is 9.5h.

UV index

Months with the highest UV index in Washington are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: In June, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the average humidity in June in Washington?

In June, the average relative humidity is 78%.

How much does it rain in Washington in June?

In June, in Washington, the rain falls for 15.3 days. Throughout June, 1.57" (40mm) of precipitation is accumulated.

When it does not snow in Washington?

June through September are months without snowfall in Washington.

Does it snow in Washington in June?

In June, in Washington, it doesn't snow. May is the latest month when it typically snows.

When are the longest days in Washington?

The month with the longest days in Washington, Pennsylvania, is June, with an average of 15h of daylight.

How many hours of daylight does Washington have in June?

The average length of the day in June is 15h.

How long on average sun shines in June in Washington?

In Washington, Pennsylvania, the average sunshine in June is 9.5h.

When is the highest UV index in Washington?

Months with the highest UV index are June through August, with an average maximum UV index of 6.

What is the UV index intensity in June in Washington?

The average daily maximum UV index in June is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from the exposure to the Sun's UV radiation.

Average temperature in June
Washington, PA

Average temperature in June - Washington, PA
  • Average high temperature in June: 26°C

The warmest month (with the highest average high temperature) is July (28.5°C).
The month with the lowest average high temperature is January (0.9°C).

  • Average low temperature in June: 14.3°C

The month with the highest average low temperature is July (16.6°C).
The coldest month (with the lowest average low temperature) is January (-6.2°C).

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Average pressure in June
Washington, PA

Average pressure in June - Washington, PA
  • Average pressure in June: 1014.2mbar

The month with the highest atmospheric pressure is November (1020.5mbar).
The month with the lowest atmospheric pressure is June (1014.2mbar).

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Average wind speed in June
Washington, PA

Average wind speed in June - Washington, PA
  • Average wind speed in June: 8.9km/h

The windiest month (with the highest average wind speed) is January (12.5km/h).
The calmest month (with the lowest average wind speed) is August (7.3km/h).

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Average humidity in June
Washington, PA

Average humidity in June - Washington, PA
  • Average humidity in June: 78%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April, July and August (77%).

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Average rainfall in June
Washington, PA

Average rainfall in June - Washington, PA
  • Average rainfall in June: 40mm

The wettest month (with the highest rainfall) is July (42mm).
The driest months (with the least rainfall) are January and November (24mm).

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Average rainfall days in June
Washington, PA

Average rainfall days in June - Washington, PA
  • Average rainfall days in June: 15.3 days

The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is February (7.3 days).

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Average snowfall in June
Washington, PA

Average snowfall in June - Washington, PA
  • Average snowfall in June: 0mm

The month with the highest snowfall is February (32mm).
The months with the least snowfall are June, July, August and September (0mm).

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Average snowfall days in June
Washington, PA

Average snowfall days in June - Washington, PA
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in June /
Average sunshine in June
Washington, PA

Average daylight in June / Average sunshine in June - Washington, PA
  • Average daylight in June: 15h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in June: 9.5h

The month with the most sunshine is August (Average sunshine: 10.2h).
The month with the least sunshine is January (Average sunshine: 3h).

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Average sunshine days in June
Washington, PA

Average sunshine days in June - Washington, PA
  • Average sunshine days in June: 13.1 days

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (11.8 days).

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Average UV index in June
Washington, PA

Average UV index in June - Washington, PA
  • Average UV index in June: 6

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in June
Washington, PA

Average cloud cover in June - Washington, PA
  • Average cloud cover in June: 40

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in June
Washington, PA

Average visibility in June - Washington, PA
  • Average visibility in June: 8km

The months with the highest visibility are April and November (9km).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (8km).

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