May weather forecast
Barneston, PA

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Weather in May

The last month of the spring, May, is an agreeable month in Barneston, Pennsylvania, with temperature in the range of an average high of 70.9°F (21.6°C) and an average low of 52.3°F (11.3°C).

Temperature

Barneston experiences a temperature shift with the start of May, with average high-temperatures moving from a refreshing 60.3°F (15.7°C) in April to an agreeable 70.9°F (21.6°C). An average nighttime temperature of 52.3°F (11.3°C) is observed during May.

Humidity

February, May and October, with an average relative humidity of 80%, are the most humid months in Barneston.

Rainfall

In May, the rain falls for 16.8 days. Throughout May, 2.6" (66mm) of precipitation is accumulated. In Barneston, during the entire year, the rain falls for 145.6 days and collects up to 26.81" (681mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Barneston, Pennsylvania. May is the last month it regularly snows. During 0.1 snowfall days, in May, Barneston aggregates 0.12" (3mm) of snow. In Barneston, during the entire year, snow falls for 17.2 days and aggregates up to 10.47" (266mm) of snow.

Daylight

In May, the average length of the day is 14h and 25min.
On the first day of the month, sunrise is at 6:01 am and sunset at 7:58 pm. On the last day of May, in Barneston, sunrise is at 5:36 am and sunset at 8:25 pm EDT.

Sunshine

The average sunshine in May in Barneston is 8.3h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: In May, the average maximum UV index of 6 translates into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Barneston in May?

An average high-temperature, in May, in Barneston, is 70.9°F (21.6°C) and the average low-temperature is 52.3°F (11.3°C).

What are the most humid months in Barneston?

The months with the highest humidity in Barneston, Pennsylvania, are February, May and October, with an average relative humidity of 80%.

What is the average humidity in May in Barneston?

In May, the average relative humidity is 80%.

How many days does it rain in May in Barneston?

In Barneston, Pennsylvania, during May, the rain falls for 16.8 days and regularly aggregates up to 2.6" (66mm) of precipitation.

What is the last month it snows in Barneston?

May is the last month it regularly snows. During 0.1 snowfall days, in May, Barneston aggregates 0.12" (3mm) of snow.

How many hours of daylight does Barneston have in May?

In May, the average day length is 14h and 25min.

When is the sunrise / sunset in May in Barneston?

On the first day of May, sunrise is at 6:01 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 5:36 am and sunset at 8:25 pm EDT.

How long on average sun shines in May in Barneston?

The average sunshine duration in May is 8.3h.

When is the highest UV index in Barneston?

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

What is the UV index intensity in May in Barneston?

In Barneston, Pennsylvania, the average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high health threat from unsafe 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 May
Barneston, PA

Average temperature in May - Barneston, PA
  • Average high temperature in May: 70.9°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in May: 52.3°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).

Average pressure in May
Barneston, PA

Average pressure in May - Barneston, 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).

Average wind speed in May
Barneston, PA

Average wind speed in May - Barneston, PA
  • Average wind speed in May: 6.5mph

The windiest months (with the highest average wind speed) are January and March (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

Average humidity in May
Barneston, PA

Average humidity in May - Barneston, PA
  • Average humidity in May: 80%

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

Average rainfall in May
Barneston, PA

Average rainfall in May - Barneston, PA
  • Average rainfall in May: 2.6"

The wettest month (with the highest rainfall) is August (3.31").
The driest month (with the least rainfall) is February (1.61").

Average rainfall days in May
Barneston, PA

Average rainfall days in May - Barneston, PA
  • Average rainfall days in May: 16.8 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (6.7 days).

Average snowfall in May
Barneston, PA

Average snowfall in May - Barneston, PA
  • Average snowfall in May: 0.12"

The month with the highest snowfall is March (3.46").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Barneston, PA

Average snowfall days in May - Barneston, PA
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is February (4.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Barneston, 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 24min).

  • Average sunshine in May: 8h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in May
Barneston, PA

Average sunshine days in May - Barneston, PA
  • Average sunshine days in May: 12.3 days

The month with the most sunshine days is December (20.5 days).
The month with the least sunshine days is May (12.3 days).

Average UV index in May
Barneston, PA

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

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

Average cloud cover in May
Barneston, PA

Average cloud cover in May - Barneston, PA
  • Average cloud cover in May: 48

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in May
Barneston, PA

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

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

Barneston, Pennsylvania, USA

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