June weather forecast
South Mountain, PA

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Weather in June

June, the first month of the summer in South Mountain, is a warm month, with an average temperature ranging between max 79.2°F (26.2°C) and min 58.6°F (14.8°C).

Temperature

June's onset brings a subtle temperature rise, moving from a pleasant 71.1°F (21.7°C) in May to a moderately hot 79.2°F (26.2°C). Throughout June, the nighttime temperature averages to a moderate 58.6°F (14.8°C).

Humidity

The average relative humidity in June in South Mountain is 77%.

Rainfall

In South Mountain, during June, the rain falls for 12.5 days and regularly aggregates up to 0.98" (25mm) of precipitation. Throughout the year, in South Mountain, Pennsylvania, there are 125.3 rainfall days, and 10.59" (269mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall in South Mountain.

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 5:43 am and sunset at 8:32 pm. On the last day of June, sunrise is at 5:45 am and sunset at 8:42 pm EDT.

Sunshine

The average sunshine in June is 10h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 6 during June translates into the following directions:
Take precautions against overexposure. Protection against sun damage is needed. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
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Frequently asked questions

What is the average June temperature in South Mountain?

The average high-temperature and low-temperature in South Mountain during June are 79.2°F (26.2°C) and 58.6°F (14.8°C) respectively.

What is the average humidity in June in South Mountain?

In June, the average relative humidity is 77%.

How many days does it rain in June in South Mountain?

In South Mountain, Pennsylvania, during June, the rain falls for 12.5 days and regularly aggregates up to 0.98" (25mm) of precipitation.

When it does not snow in South Mountain?

May through October are months without snowfall in South Mountain.

When are the longest days in South Mountain?

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

What is the average length of the day in June in South Mountain?

In South Mountain, the average day length in June is 14h and 57min.

When is the sunrise / sunset in June in South Mountain?

On the first day of June in South Mountain, sunrise is at 5:43 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:42 pm EDT.

How long on average sun shines in June in South Mountain?

The average sunshine duration in June is 10h.

What is the month with the highest UV index in South Mountain?

The months with the highest UV index in South Mountain are June through August, with an average maximum UV index of 6.

How high is the UV index in June in South Mountain?

In June, the average daily maximum UV index in South Mountain, Pennsylvania, is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability 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
South Mountain, PA

Average temperature in June - South Mountain, PA
  • Average high temperature in June: 79.2°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in June: 58.6°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).

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Average pressure in June
South Mountain, PA

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

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in June
South Mountain, PA

Average wind speed in June - South Mountain, PA
  • Average wind speed in June: 5.7mph

The windiest month (with the highest average wind speed) is January (8mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

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Average humidity in June
South Mountain, PA

Average humidity in June - South Mountain, PA
  • Average humidity in June: 77%

The months with the highest relative humidity are February, May and October (80%).
The month with the lowest relative humidity is July (75%).

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Average rainfall in June
South Mountain, PA

Average rainfall in June - South Mountain, PA
  • Average rainfall in June: 0.98"

The wettest month (with the highest rainfall) is May (1.26").
The driest month (with the least rainfall) is September (0.55").

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Average rainfall days in June
South Mountain, PA

Average rainfall days in June - South Mountain, PA
  • Average rainfall days in June: 12.5 days

The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is January (5.4 days).

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Average snowfall in June
South Mountain, PA

Average snowfall in June - South Mountain, PA
  • Average snowfall in June: 0"

The month with the highest snowfall is January (1.06").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in June
South Mountain, PA

Average snowfall days in June - South Mountain, PA
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (6.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in June /
Average sunshine in June
South Mountain, PA

Average daylight in June / Average sunshine in June - South Mountain, 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 0min

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).

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Average sunshine days in June
South Mountain, PA

Average sunshine days in June - South Mountain, PA
  • Average sunshine days in June: 14.8 days

The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is May (12.9 days).

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Average UV index in June
South Mountain, PA

Average UV index in June - South Mountain, PA
  • Average UV index in June: 6

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in June
South Mountain, PA

Average cloud cover in June - South Mountain, PA
  • Average cloud cover in June: 35

The months with the most cloud cover are January and February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in June
South Mountain, PA

Average visibility in June - South Mountain, PA
  • Average visibility in June: 6mi

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

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South Mountain, Pennsylvania, USA

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