May weather forecast
Blain, PA

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Weather in May

The last month of the spring, May, is a pleasant month in Blain, Pennsylvania, with an average temperature fluctuating between 70.7°F (21.5°C) and 51.4°F (10.8°C).

Temperature

In Blain, the average high-temperature in May rises, from a refreshing 60.3°F (15.7°C) in April, to a pleasant 70.7°F (21.5°C). An average temperature of 51.4°F (10.8°C) marks the nights in May.

Humidity

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

Rainfall

The month with the most rainfall is May, when the rain falls for 17.9 days and typically aggregates up to 3.11" (79mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Blain. May is the last month it regularly snows. During 0.1 snowfall days, in May, Blain aggregates 0.16" (4mm) of snow. In Blain, during the entire year, snow falls for 29.2 days and aggregates up to 15.31" (389mm) of snow.

Daylight

The average length of the day in May is 14h and 26min.
On the first day of May, sunrise is at 6:08 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 8:33 pm EDT.

Sunshine

In Blain, the average sunshine in May is 8.4h.

UV index

The months with the highest UV index in Blain are May through July, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In May, an average UV index of 6 transforms into the following instructions:
Resist extreme sun exposure. Guarding against solar damage is essential. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Updated: Jul 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May?

In May, in Blain, the average high-temperature is 70.7°F (21.5°C), and the average low-temperature is 51.4°F (10.8°C).

What is the most humid month?

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

What is the average humidity in May?

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

What is the wettest month?

May is the month with the most rainfall. Rain falls for 17.9 days and accumulates 3.11" (79mm) of precipitation.

How many days does it rain in May?

In May, in Blain, the rain falls for 17.9 days. Throughout May, 3.11" (79mm) of precipitation is accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 0.1 snowfall days, in May, Blain aggregates 0.16" (4mm) of snow.

What is the average length of the day in May?

In May, the average day length is 14h and 26min.

When is the sunrise / sunset in May in Blain?

On the first day of May, sunrise is at 6:08 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 8:33 pm EDT.

How many hours of sunshine does Blain have in May?

The average sunshine duration in May is 8.4h.

When is the highest UV index?

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

What is the UV index intensity in May?

The average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health threat from 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
Blain, PA

Average temperature in May - Blain, PA
  • Average high temperature in May: 70.7°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (34.7°F).

  • Average low temperature in May: 51.4°F

The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).

Average pressure in May
Blain, PA

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

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in May
Blain, PA

Average wind speed in May - Blain, PA
  • Average wind speed in May: 6.1mph

The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

Average humidity in May
Blain, PA

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

The months with the highest relative humidity are February, May and October (80%).
The months with the lowest relative humidity are April and July (76%).

Average rainfall in May
Blain, PA

Average rainfall in May - Blain, PA
  • Average rainfall in May: 3.11"

The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is September (1.97").

Average rainfall days in May
Blain, PA

Average rainfall days in May - Blain, PA
  • Average rainfall days in May: 17.9 days

The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is January (7.9 days).

Average snowfall in May
Blain, PA

Average snowfall in May - Blain, PA
  • Average snowfall in May: 0.16"

The month with the highest snowfall is January (4.53").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Blain, PA

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

The month with the highest number of snowfall days is January (8.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Blain, 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 24min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

Average sunshine days in May
Blain, PA

Average sunshine days in May - Blain, PA
  • Average sunshine days in May: 11 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (11 days).

Average UV index in May
Blain, PA

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

The months with the highest UV index are May, June and July (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
Blain, PA

Average cloud cover in May - Blain, PA
  • Average cloud cover in May: 47

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in May
Blain, PA

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

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

Blain, Pennsylvania, USA

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