June weather forecast
Swissvale, PA

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Weather in June

The first month of the summer, June, is a moderately hot month in Swissvale, Pennsylvania, with an average temperature fluctuating between 57.9°F (14.4°C) and 78.6°F (25.9°C).

Temperature

June brings a slight increase in the average high-temperature, progressing from a pleasant 71.6°F (22°C) in May to a warm 78.6°F (25.9°C). In June, Swissvale encounters an average low-temperature of 57.9°F (14.4°C) during the night.

Humidity

The average relative humidity in June is 76%.

Rainfall

In Swissvale, in June, during 16.8 rainfall days, 3.23" (82mm) of precipitation is typically accumulated. Throughout the year, there are 182.2 rainfall days, and 34.84" (885mm) of precipitation is accumulated.

Snowfall

In Swissvale, snow does not fall in June through September.

Daylight

With an average of 15h and 0min of daylight, June has the longest days of the year.
On the first day of June, sunrise is at 5:51 am and sunset at 8:43 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:53 pm EDT.

Sunshine

In Swissvale, the average sunshine in June is 9.3h.

UV index

June and July, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for average individuals.
Note: In June, a regular UV index of 6 translates into these guidelines:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Updated: Jul 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Swissvale in June?

In Swissvale, 78.6°F (25.9°C) is the average high-temperature and 57.9°F (14.4°C) is the average low-temperature during June.

What is the average humidity in June?

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

How much does it rain in June?

In Swissvale, in June, during 16.8 rainfall days, 3.23" (82mm) of precipitation is typically accumulated.

When it does not snow?

June through September are months without snowfall in Swissvale.

Does it snow in June?

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

When are the longest days?

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

What is the average length of the day in June?

The average day length in June is 15h and 1min.

What time are sunrise and sunset in June?

On the first day of June, sunrise is at 5:51 am and sunset at 8:43 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:53 pm EDT.

How long on average sun shines in June?

In June, the average sunshine duration is 9.3h.

What are the months with the highest UV index?

The months with the highest UV index are June and July, with an average maximum UV index of 6.

What is the UV index intensity in June?

The average daily maximum UV index in June is 6. A UV Index reading of 6 to 7 represents a high health threat 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
Swissvale, PA

Average temperature in June - Swissvale, PA
  • Average high temperature in June: 78.6°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (32.9°F).

  • Average low temperature in June: 57.9°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

Average pressure in June
Swissvale, PA

Average pressure in June - Swissvale, PA
  • Average pressure in June: 29.95"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in June
Swissvale, PA

Average wind speed in June - Swissvale, PA
  • Average wind speed in June: 5.6mph

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in June
Swissvale, PA

Average humidity in June - Swissvale, PA
  • Average humidity in June: 76%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are July and August (75%).

Average rainfall in June
Swissvale, PA

Average rainfall in June - Swissvale, PA
  • Average rainfall in June: 3.23"

The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is November (2.17").

Average rainfall days in June
Swissvale, PA

Average rainfall days in June - Swissvale, PA
  • Average rainfall days in June: 16.8 days

The month with the highest number of rainy days is May (21 days).
The month with the least rainy days is February (10.4 days).

Average snowfall in June
Swissvale, PA

Average snowfall in June - Swissvale, PA
  • Average snowfall in June: 0"

The month with the highest snowfall is January (6.42").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in June
Swissvale, PA

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

The month with the highest number of snowfall days is January (17.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in June / Average sunshine in June - Swissvale, 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 18min).

  • Average sunshine in June: 9h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).

Average sunshine days in June
Swissvale, PA

Average sunshine days in June - Swissvale, PA
  • Average sunshine days in June: 10.7 days

The month with the most sunshine days is November (14.8 days).
The month with the least sunshine days is January (7.4 days).

Average UV index in June
Swissvale, PA

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

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

Average cloud cover in June
Swissvale, PA

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

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in June
Swissvale, PA

Average visibility in June - Swissvale, PA
  • Average visibility in June: 6mi

The months with the highest visibility are April, June, July, August and November (6mi).
The months with the lowest visibility are January and February (4mi).

Swissvale, Pennsylvania, USA

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