June weather forecast
Greencastle, PA

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Weather in June

The first month of the summer, June, is a moderately hot month in Greencastle, Pennsylvania, with an average temperature fluctuating between 79.5°F (26.4°C) and 58.6°F (14.8°C).

Temperature

June showcases a minor temperature ascent, adjusting from May's agreeable 71.2°F (21.8°C) to a warm 79.5°F (26.4°C). June in Greencastle generally records an average low-temperature of 58.6°F (14.8°C).

Humidity

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

Rainfall

In June, the rain falls for 15.8 days. Throughout June, 2.56" (65mm) of precipitation is accumulated. In Greencastle, during the entire year, the rain falls for 161.8 days and collects up to 28.07" (713mm) of precipitation.

Snowfall

In Greencastle, snow does not fall in May through September.

Daylight

With an average of 14h and 54min of daylight, June has the longest days of the year in Greencastle.
On the first day of the month, sunrise is at 5:44 am and sunset at 8:33 pm. On the last day of June, in Greencastle, Pennsylvania, sunrise is at 5:46 am and sunset at 8:43 pm EDT.

Sunshine

In Greencastle, the average sunshine in June is 10h.

UV index

The months with the highest UV index in Greencastle are May through July, 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 average individuals.
Note: In June, a daily UV index of 6 turns into the following recommendations:
Guard against overexposure. Protection from sun-induced harm is essential. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
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Frequently asked questions

What is the average June temperature in Greencastle?

In Greencastle, 79.5°F (26.4°C) is the average high-temperature and 58.6°F (14.8°C) is the average low-temperature during June.

What is the average humidity in June in Greencastle?

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

How many days does it rain in June in Greencastle?

In Greencastle, Pennsylvania, during June, the rain falls for 15.8 days and regularly aggregates up to 2.56" (65mm) of precipitation.

When it does not snow in Greencastle?

May through September are months without snowfall in Greencastle.

When are the longest days in Greencastle?

June has the longest days of the year in Greencastle, Pennsylvania, with an average of 14h and 54min of daylight.

How many hours of daylight does Greencastle have in June?

The average day length in June in Greencastle, Pennsylvania, is 14h and 56min.

When is the sunrise / sunset in June in Greencastle?

On the first day of June, sunrise is at 5:44 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 8:43 pm EDT.

How long on average sun shines in June in Greencastle?

In June, the average sunshine duration in Greencastle is 10h.

When is the highest UV index in Greencastle?

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

What is the UV index intensity in June in Greencastle?

The average daily maximum UV index in June is 6. A UV Index value of 6 to 7 symbolizes a high health threat from 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
Greencastle, PA

Average temperature in June - Greencastle, PA
  • Average high temperature in June: 79.5°F

The warmest month (with the highest average high temperature) is July (84.4°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 (62.6°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

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Average pressure in June
Greencastle, PA

Average pressure in June - Greencastle, 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
Greencastle, PA

Average wind speed in June - Greencastle, PA
  • Average wind speed in June: 5.5mph

The windiest month (with the highest average wind speed) is January (7.7mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

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Average humidity in June
Greencastle, PA

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

The months with the highest relative humidity are February, May, October and December (79%).
The months with the lowest relative humidity are April and July (75%).

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Average rainfall in June
Greencastle, PA

Average rainfall in June - Greencastle, PA
  • Average rainfall in June: 2.56"

The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is January (1.85").

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Average rainfall days in June
Greencastle, PA

Average rainfall days in June - Greencastle, PA
  • Average rainfall days in June: 15.8 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is November (9 days).

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Average snowfall in June
Greencastle, PA

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

The month with the highest snowfall is January (4.53").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in June
Greencastle, PA

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

The month with the highest number of snowfall days is January (8.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in June / Average sunshine in June - Greencastle, PA
  • Average daylight in June: 14h and 5min

The month with the longest days is June (Average daylight: 14h and 54min).
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 36min).

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Average sunshine days in June
Greencastle, PA

Average sunshine days in June - Greencastle, PA
  • Average sunshine days in June: 12.3 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10.4 days).

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Average UV index in June
Greencastle, PA

Average UV index in June - Greencastle, 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, November and December (UV index 2).

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Average cloud cover in June
Greencastle, PA

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

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

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Average visibility in June
Greencastle, PA

Average visibility in June - Greencastle, 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, February, March, May, September, October and December (5mi).

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Greencastle, Pennsylvania, USA

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