May weather forecast
Clinton, PA

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Weather in May

May, the last month of the spring in Clinton, is a pleasant month, with an average temperature fluctuating between 72°F (22.2°C) and 50.9°F (10.5°C).

Temperature

As May arrives, a rise in the average high-temperature is observed, moving from a moderate 60.3°F (15.7°C) in April to a pleasant 72°F (22.2°C). An average low-temperature of 50.9°F (10.5°C) is recorded in the month of May.

Humidity

In Clinton, the average relative humidity in May is 77%.

Rainfall

In May, in Clinton, the rain falls for 17.5 days. Throughout May, 2.24" (57mm) of precipitation is accumulated. In Clinton, during the entire year, the rain falls for 154.8 days and collects up to 21.22" (539mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, Clinton aggregates 0.04" (1mm) of snow. In Clinton, during the entire year, snow falls for 49.9 days and aggregates up to 10.12" (257mm) of snow.

Daylight

In Clinton, Pennsylvania, the average length of the day in May is 14h and 27min.
On the first day of May, sunrise is at 6:19 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:45 pm EDT.

Sunshine

In Clinton, the average sunshine in May is 8.6h.

UV index

The months with the highest UV index are May through July, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 6 in May converts into the following recommendations:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Updated: Jun 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Clinton in May?

May temperatures vary between a high-temperature of 72°F (22.2°C) and a low-temperature of 50.9°F (10.5°C).

What is the average humidity in May?

In Clinton, Pennsylvania, the average relative humidity in May is 77%.

How much does it rain in May?

In Clinton, during May, the rain falls for 17.5 days and regularly aggregates up to 2.24" (57mm) of precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.3 snowfall days, in May, Clinton aggregates 0.04" (1mm) of snow.

What is the average length of the day in May?

In Clinton, the average day length in May is 14h and 27min.

What time are sunrise and sunset in May?

On the first day of May in Clinton, sunrise is at 6:19 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:45 pm EDT.

How many hours of sunshine does Clinton have in May?

In Clinton, the average sunshine duration in May is 8.6h.

When is the highest UV index?

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

What is the UV index intensity in May?

In May, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health risk 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 May
Clinton, PA

Average temperature in May - Clinton, PA
  • Average high temperature in May: 72°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (32.9°F).

  • Average low temperature in May: 50.9°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).

Average pressure in May
Clinton, PA

Average pressure in May - Clinton, PA
  • Average pressure in May: 29.99"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 May
Clinton, PA

Average wind speed in May - Clinton, PA
  • Average wind speed in May: 6mph

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in May
Clinton, PA

Average humidity in May - Clinton, PA
  • Average humidity in May: 77%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are July and August (75%).

Average rainfall in May
Clinton, PA

Average rainfall in May - Clinton, PA
  • Average rainfall in May: 2.24"

The wettest month (with the highest rainfall) is July (2.36").
The driest month (with the least rainfall) is January (1.22").

Average rainfall days in May
Clinton, PA

Average rainfall days in May - Clinton, PA
  • Average rainfall days in May: 17.5 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (8.1 days).

Average snowfall in May
Clinton, PA

Average snowfall in May - Clinton, PA
  • Average snowfall in May: 0.04"

The month with the highest snowfall is February (2.76").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Clinton, PA

Average snowfall days in May - Clinton, PA
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Clinton, PA

Average daylight in May / Average sunshine in May - Clinton, PA
  • Average daylight in May: 14h and 2min

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 May: 8h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).

Average sunshine days in May
Clinton, PA

Average sunshine days in May - Clinton, PA
  • Average sunshine days in May: 11.2 days

The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is February (10.7 days).

Average UV index in May
Clinton, PA

Average UV index in May - Clinton, PA
  • Average UV index in May: 6

The months with the highest UV index are May, June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in May
Clinton, PA

Average cloud cover in May - Clinton, PA
  • Average cloud cover in May: 45

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in May
Clinton, PA

Average visibility in May - Clinton, PA
  • Average visibility in May: 5mi

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

Clinton, Pennsylvania, USA

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