May weather forecast
New Britain, PA

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Weather in May

May, the last month of the spring in New Britain, is a pleasant month, with an average temperature fluctuating between 70.9°F (21.6°C) and 52.7°F (11.5°C).

Temperature

New Britain's transition into May brings a rise in the average high-temperature, moving from a refreshing 60.3°F (15.7°C) in April to a pleasant 70.9°F (21.6°C). New Britain observes an average low-temperature of 52.7°F (11.5°C) during May nights.

Humidity

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

Rainfall

In New Britain, in May, during 17.1 rainfall days, 2.72" (69mm) of precipitation is typically accumulated. Throughout the year, there are 158.6 rainfall days, and 28.31" (719mm) of precipitation is accumulated.

Snowfall

Months with snowfall in New Britain are January through May, October through December. May is the last month it regularly snows. During 0.1 snowfall days, in May, New Britain aggregates 0.24" (6mm) of snow. Throughout the year, there are 24.6 snowfall days, and 10.24" (260mm) of snow is accumulated.

Daylight

In May, the average length of the day is 14h and 26min.
On the first day of the month, sunrise is at 5:59 am and sunset at 7:56 pm. On the last day of May, sunrise is at 5:33 am and sunset at 8:24 pm EDT.

Sunshine

The average sunshine in May is 8.5h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In May, a regular UV index of 6 translates into these guidelines:
Inhibit overexposure. Warding off sun damage is of utmost importance. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in May?

May temperatures vary between a high-temperature of 70.9°F (21.6°C) and a low-temperature of 52.7°F (11.5°C).

What is the average humidity in May?

The average relative humidity in May in New Britain is 77%.

How much does it rain in May?

In New Britain, during May, the rain falls for 17.1 days and regularly aggregates up to 2.72" (69mm) of precipitation.

What is the last month it snows in New Britain?

May is the last month it regularly snows. During 0.1 snowfall days, in May, New Britain aggregates 0.24" (6mm) of snow.

How many hours of daylight does New Britain have in May?

The average day length in May is 14h and 26min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 5:59 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 5:33 am and sunset at 8:24 pm EDT.

How long on average sun shines in May?

In New Britain, the average sunshine duration in May is 8.5h.

What are the months with the highest UV index?

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

How high is the UV index in May?

In New Britain, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's 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
New Britain, PA

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

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in May: 52.7°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in May
New Britain, PA

Average pressure in May - New Britain, 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
New Britain, PA

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

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in May
New Britain, PA

Average humidity in May - New Britain, PA
  • Average humidity in May: 77%

The months with the highest relative humidity are February and October (79%).
The month with the lowest relative humidity is April (73%).

Average rainfall in May
New Britain, PA

Average rainfall in May - New Britain, PA
  • Average rainfall in May: 2.72"

The wettest month (with the highest rainfall) is July (2.87").
The driest month (with the least rainfall) is September (1.65").

Average rainfall days in May
New Britain, PA

Average rainfall days in May - New Britain, PA
  • Average rainfall days in May: 17.1 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (8.7 days).

Average snowfall in May
New Britain, PA

Average snowfall in May - New Britain, PA
  • Average snowfall in May: 0.24"

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

Average snowfall days in May
New Britain, PA

Average snowfall days in May - New Britain, PA
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (7.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
New Britain, PA

Average daylight in May / Average sunshine in May - New Britain, 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 3min

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 42min).

Average sunshine days in May
New Britain, PA

Average sunshine days in May - New Britain, PA
  • Average sunshine days in May: 12.4 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is June (11 days).

Average UV index in May
New Britain, PA

Average UV index in May - New Britain, 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
New Britain, PA

Average cloud cover in May - New Britain, PA
  • Average cloud cover in May: 47

The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in May
New Britain, PA

Average visibility in May - New Britain, 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).

New Britain, Pennsylvania, USA

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