May weather forecast
Spilt Rock, PA

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Weather in May

May, the last month of the spring in Spilt Rock, is a comfortable month, with an average temperature varying between 48.2°F (9°C) and 66.7°F (19.3°C).

Temperature

With the transition into May, Spilt Rock experiences an increase in average high-temperatures, moving up from a cool 55°F (12.8°C) in April to an enjoyable 66.7°F (19.3°C). Throughout the month of May, Spilt Rock expects an average low of 48.2°F (9°C).

Humidity

The average relative humidity in May is 80%.

Rainfall

In May, the rain falls for 14.1 days. Throughout May, 1.14" (29mm) of precipitation is accumulated. In Spilt Rock, during the entire year, the rain falls for 121.5 days and collects up to 10.51" (267mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows in Spilt Rock. During 0.3 snowfall days, in May, Spilt Rock aggregates 0.04" (1mm) of snow. In Spilt Rock, during the entire year, snow falls for 47 days and aggregates up to 8.23" (209mm) of snow.

Daylight

The average length of the day in May is 14h and 30min.
On the first day of May, sunrise is at 5:59 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 8:28 pm EDT.

Sunshine

In Spilt Rock, the average sunshine in May is 7.8h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 5 in May interprets into the following recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

Frequently asked questions

What is the temperature in May?

An average high-temperature, in May, in Spilt Rock, is 66.7°F (19.3°C) and the average low-temperature is 48.2°F (9°C).

What is the average humidity in May?

In Spilt Rock, the average relative humidity in May is 80%.

How many days does it rain in May?

In Spilt Rock, in May, it is raining for 14.1 days, with typically 1.14" (29mm) of accumulated precipitation.

What is the last month it snows?

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

How many hours of daylight does Spilt Rock have in May?

In Spilt Rock, the average day length in May is 14h and 30min.

When are sunrise and sunset in May?

On the first day of May, sunrise is at 5:59 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 8:28 pm EDT.

How long on average sun shines in May?

The average sunshine duration in May is 7.8h.

When is the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 5.

What is the UV index reading in May?

In Spilt Rock, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate 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 May
Spilt Rock, PA

Average temperature in May - Spilt Rock, PA
  • Average high temperature in May: 66.7°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in May: 48.2°F

The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

Average pressure in May
Spilt Rock, PA

Average pressure in May - Spilt Rock, PA
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in May
Spilt Rock, PA

Average wind speed in May - Spilt Rock, PA
  • Average wind speed in May: 6.6mph

The windiest months (with the highest average wind speed) are January and March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in May
Spilt Rock, PA

Average humidity in May - Spilt Rock, PA
  • Average humidity in May: 80%

The months with the highest relative humidity are February and December (84%).
The months with the lowest relative humidity are April, June and July (78%).

Average rainfall in May
Spilt Rock, PA

Average rainfall in May - Spilt Rock, PA
  • Average rainfall in May: 1.14"

The wettest month (with the highest rainfall) is July (1.22").
The driest month (with the least rainfall) is September (0.51").

Average rainfall days in May
Spilt Rock, PA

Average rainfall days in May - Spilt Rock, PA
  • Average rainfall days in May: 14.1 days

The month with the highest number of rainy days is May (14.1 days).
The month with the least rainy days is February (6.3 days).

Average snowfall in May
Spilt Rock, PA

Average snowfall in May - Spilt Rock, PA
  • Average snowfall in May: 0.04"

The months with the highest snowfall are January, February and March (1.73").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Spilt Rock, PA

Average snowfall days in May - Spilt Rock, PA
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is February (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Spilt Rock, PA

Average daylight in May / Average sunshine in May - Spilt Rock, 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: 7h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).

Average sunshine days in May
Spilt Rock, PA

Average sunshine days in May - Spilt Rock, PA
  • Average sunshine days in May: 12.5 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (12.5 days).

Average UV index in May
Spilt Rock, PA

Average UV index in May - Spilt Rock, PA
  • Average UV index in May: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in May
Spilt Rock, PA

Average cloud cover in May - Spilt Rock, PA
  • Average cloud cover in May: 53

The months with the most cloud cover are February and December (Cloud cover 60).
The month with the least cloud cover is July (Cloud cover 38).

Average visibility in May
Spilt Rock, PA

Average visibility in May - Spilt Rock, PA
  • Average visibility in May: 5mi

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

Spilt Rock, Pennsylvania, USA

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