May weather forecast
Summit Hill, PA

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Weather in May

May, the last month of the spring in Summit Hill, is a comfortable month, with temperature in the range of an average high of 67.6°F (19.8°C) and an average low of 49.5°F (9.7°C).

Temperature

May's onset witnesses a shift in the average high-temperature, moving from a mild 56.5°F (13.6°C) in April to a comfortable 67.6°F (19.8°C). An average low-temperature of 49.5°F (9.7°C) is noted in Summit Hill during the month of May.

Humidity

The average relative humidity in May in Summit Hill is 80%.

Rainfall

The wettest months in Summit Hill are May, July and August, with an average 3.19" (81mm) of rainfall.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows in Summit Hill. During 0.3 snowfall days, in May, Summit Hill aggregates 0.35" (9mm) of snow. Throughout the year, in Summit Hill, there are 49.4 snowfall days, and 27.56" (700mm) of snow is accumulated.

Daylight

In May, the average length of the day in Summit Hill is 14h and 29min.
On the first day of the month, sunrise is at 6:00 am and sunset at 8:00 pm. On the last day of May, sunrise is at 5:34 am and sunset at 8:28 pm EDT.

Sunshine

In May, the average sunshine in Summit Hill is 8.2h.

UV index

The average daily maximum UV index in May in Summit Hill is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In May, a daily UV index of 5 turns into the following recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
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Frequently asked questions

What is the usual temperature for Summit Hill in May?

The average high-temperature, in May, in Summit Hill, is 67.6°F (19.8°C), while the average low-temperature is 49.5°F (9.7°C).

What is the average humidity in May in Summit Hill?

In Summit Hill, the average relative humidity in May is 80%.

What is the rainiest month in Summit Hill?

The wettest months in Summit Hill are May, July and August, with an average 3.19" (81mm) of rainfall.

How many days does it rain in May in Summit Hill?

In May, in Summit Hill, Pennsylvania, the rain falls for 18.8 days. Throughout May, 3.19" (81mm) of precipitation is accumulated.

What is the last month it snows in Summit Hill?

May is the last month it regularly snows in Summit Hill, Pennsylvania. During 0.3 snowfall days, in May, Summit Hill aggregates 0.35" (9mm) of snow.

What is the average length of the day in May in Summit Hill?

In May, the average day length is 14h and 29min.

What time are sunrise and sunset in May in Summit Hill?

On the first day of May in Summit Hill, sunrise is at 6:00 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:28 pm EDT.

How many hours of sunshine does Summit Hill have in May?

The average sunshine duration in May is 8.2h.

How high is the UV index in May in Summit Hill?

The average daily maximum UV index in May in Summit Hill, Pennsylvania, is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Summit Hill, PA

Average temperature in May - Summit Hill, PA
  • Average high temperature in May: 67.6°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (31.8°F).

  • Average low temperature in May: 49.5°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).

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Average pressure in May
Summit Hill, PA

Average pressure in May - Summit Hill, PA
  • Average pressure in May: 30.01"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).

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Average wind speed in May
Summit Hill, PA

Average wind speed in May - Summit Hill, PA
  • Average wind speed in May: 6.4mph

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in May
Summit Hill, PA

Average humidity in May - Summit Hill, PA
  • Average humidity in May: 80%

The months with the highest relative humidity are February and December (83%).
The month with the lowest relative humidity is April (77%).

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Average rainfall in May
Summit Hill, PA

Average rainfall in May - Summit Hill, PA
  • Average rainfall in May: 3.19"

The wettest months (with the highest rainfall) are May, July and August (3.19").
The driest month (with the least rainfall) is September (2.01").

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Average rainfall days in May
Summit Hill, PA

Average rainfall days in May - Summit Hill, PA
  • Average rainfall days in May: 18.8 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (9.6 days).

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Average snowfall in May
Summit Hill, PA

Average snowfall in May - Summit Hill, PA
  • Average snowfall in May: 0.35"

The month with the highest snowfall is January (6.93").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Summit Hill, PA

Average snowfall days in May - Summit Hill, PA
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (12.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Summit Hill, PA

Average daylight in May / Average sunshine in May - Summit Hill, PA
  • Average daylight in May: 14h and 3min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in May: 8h and 1min

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

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Average sunshine days in May
Summit Hill, PA

Average sunshine days in May - Summit Hill, PA
  • Average sunshine days in May: 9.7 days

The month with the most sunshine days is November (15.7 days).
The month with the least sunshine days is May (9.7 days).

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Average UV index in May
Summit Hill, PA

Average UV index in May - Summit Hill, PA
  • Average UV index in May: 5

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

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Average cloud cover in May
Summit Hill, PA

Average cloud cover in May - Summit Hill, PA
  • Average cloud cover in May: 49

The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 34).

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Average visibility in May
Summit Hill, PA

Average visibility in May - Summit Hill, PA
  • Average visibility in May: 5mi

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

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Summit Hill, Pennsylvania, USA

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