June weather forecast
Summerdale, PA

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Weather in June

June, the first month of the summer in Summerdale, is a moderately hot month, with an average temperature fluctuating between 58.6°F (14.8°C) and 78.1°F (25.6°C).

Temperature

June sees a marginal temperature increase, moving from an agreeable 70.3°F (21.3°C) in May to a warm 78.1°F (25.6°C). June nights cool down to an average low-temperature of 58.6°F (14.8°C).

Humidity

The average relative humidity in June is 78%.

Rainfall

In Summerdale, during June, the rain falls for 13.3 days and regularly aggregates up to 1.1" (28mm) of precipitation. Throughout the year, there are 122.3 rainfall days, and 11.73" (298mm) of precipitation is accumulated.

Snowfall

In Summerdale, snow does not fall in May through October.

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 5:39 am and sunset at 8:31 pm. On the last day of the month, sunrise is at 5:41 am and sunset at 8:41 pm EDT.

Sunshine

In June, the average sunshine is 10.1h.

UV index

May through July, 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 exposure to the Sun's UV radiation for average individuals.
Note: A maximum UV index of 6 in June translates into the following recommendations:
Guard against overexposure. Protection from sun-induced harm is essential. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Updated: Jul 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Summerdale in June?

In Summerdale, in June, the average high-temperature is 78.1°F (25.6°C), and the average low-temperature is 58.6°F (14.8°C).

What is the average humidity in June?

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

How many days does it rain in June?

In Summerdale, in June, it is raining for 13.3 days, with typically 1.1" (28mm) of accumulated precipitation.

When it does not snow?

May through October are months without snowfall.

When are the longest days?

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

What is the average length of the day in June?

The average day length in June is 15h and 0min.

When is the sunrise / sunset in June?

On the first day of June, sunrise is at 5:39 am and sunset at 8:31 pm. On the last day of the month, sunrise is at 5:41 am and sunset at 8:41 pm EDT.

How long on average sun shines in June?

The average sunshine duration in June is 10.1h.

When is the highest UV index?

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

How high is the UV index in June in Summerdale?

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

Average temperature in June - Summerdale, PA
  • Average high temperature in June: 78.1°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in June: 58.6°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).

Average pressure in June
Summerdale, PA

Average pressure in June - Summerdale, 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
Summerdale, PA

Average wind speed in June - Summerdale, PA
  • Average wind speed in June: 5.8mph

The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

Average humidity in June
Summerdale, PA

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

The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are March and April (75%).

Average rainfall in June
Summerdale, PA

Average rainfall in June - Summerdale, PA
  • Average rainfall in June: 1.1"

The wettest month (with the highest rainfall) is August (1.3").
The driest months (with the least rainfall) are January and February (0.71").

Average rainfall days in June
Summerdale, PA

Average rainfall days in June - Summerdale, PA
  • Average rainfall days in June: 13.3 days

The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is January (5.7 days).

Average snowfall in June
Summerdale, PA

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

The month with the highest snowfall is February (1.3").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in June
Summerdale, PA

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

The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in June / Average sunshine in June - Summerdale, 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: 10h and 1min

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 30min).

Average sunshine days in June
Summerdale, PA

Average sunshine days in June - Summerdale, PA
  • Average sunshine days in June: 14.8 days

The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is July (14.1 days).

Average UV index in June
Summerdale, PA

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

The months with the highest UV index are May, June and July (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
Summerdale, PA

Average cloud cover in June - Summerdale, PA
  • Average cloud cover in June: 35

The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in June
Summerdale, PA

Average visibility in June - Summerdale, 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).

Summerdale, Pennsylvania, USA

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