June weather forecast
Grantville, PA

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Weather in June

The first month of the summer, June, is a warm month in Grantville, Pennsylvania, with an average temperature varying between 76.6°F (24.8°C) and 57.7°F (14.3°C).

Temperature

The shift from May to June is marked by a slight increase in the average high-temperature, moving from a pleasant 68.7°F (20.4°C) to a moderately hot 76.6°F (24.8°C). During the month of June, the nighttime temperature in Grantville falls to an average of 57.7°F (14.3°C).

Humidity

The months with the highest humidity are February, May, June and October, with an average relative humidity of 81%.

Rainfall

In Grantville, in June, during 16.8 rainfall days, 2.8" (71mm) of precipitation is typically accumulated. Throughout the year, there are 166.3 rainfall days, and 34.53" (877mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

The month with the longest days is June, with an average of 15h and 0min of daylight.
On the first day of the month, sunrise is at 5:38 am and sunset at 8:30 pm. On the last day of June, sunrise is at 5:40 am and sunset at 8:40 pm EDT.

Sunshine

The average sunshine in June is 9.5h.

UV index

With an average maximum UV index of 6, June is the month with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the average person.
Note: During June, 6 as the daily maximum UV index converts into the following advice:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Updated: Aug 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are June temperatures?

The average high-temperature and low-temperature during June are 76.6°F (24.8°C) and 57.7°F (14.3°C) respectively.

What are the most humid months?

February, May, June and October, with an average relative humidity of 81%, are most humid months.

What is the average humidity in June?

In June, the average relative humidity is 81%.

How much does it rain in June?

In Grantville, Pennsylvania, in June, during 16.8 rainfall days, 2.8" (71mm) of precipitation is typically accumulated.

When it does not snow?

June through September are months without snowfall.

Does it snow in Grantville in June?

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

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 Grantville have in June?

In Grantville, the average day length in June is 15h and 1min.

When are sunrise and sunset in June?

On the first day of June, sunrise is at 5:38 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 8:40 pm EDT.

How long on average sun shines in June?

In June, the average sunshine duration is 9.5h.

When is the highest UV index?

With an average maximum UV index of 6, June is the month with the highest UV index in Grantville.

What is the UV index reading in June?

In Grantville, the average daily maximum UV index in June is 6. A UV Index reading of 6 to 7 represents a high health threat from exposure to the Sun's 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
Grantville, PA

Average temperature in June - Grantville, PA
  • Average high temperature in June: 76.6°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.6°F).

  • Average low temperature in June: 57.7°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).

Average pressure in June
Grantville, PA

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

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in June
Grantville, PA

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

The windiest month (with the highest average wind speed) is March (8.7mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in June
Grantville, PA

Average humidity in June - Grantville, PA
  • Average humidity in June: 81%

The months with the highest relative humidity are February, May, June and October (81%).
The month with the lowest relative humidity is April (76%).

Average rainfall in June
Grantville, PA

Average rainfall in June - Grantville, PA
  • Average rainfall in June: 2.8"

The wettest months (with the highest rainfall) are May and July (3.58").
The driest month (with the least rainfall) is September (2.32").

Average rainfall days in June
Grantville, PA

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

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is January (9.1 days).

Average snowfall in June
Grantville, PA

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

The month with the highest snowfall is January (5.08").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in June
Grantville, PA

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

The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in June / Average sunshine in June - Grantville, 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 3min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

Average sunshine days in June
Grantville, PA

Average sunshine days in June - Grantville, PA
  • Average sunshine days in June: 11.5 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is May (10.1 days).

Average UV index in June
Grantville, PA

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

The month with the highest UV index is June (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
Grantville, PA

Average cloud cover in June - Grantville, PA
  • Average cloud cover in June: 38

The months with the most cloud cover are February and December (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 33).

Average visibility in June
Grantville, PA

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

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

Grantville, Pennsylvania, USA

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