Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
The beginning of May marks a clear shift in the average high-temperature, advancing from April's frosty 43.2°F (6.2°C) to a mild 60.1°F (15.6°C). Perham experiences an average nighttime temperature of 40.8°F (4.9°C) in the month of May.Humidity
With an average relative humidity of 75%, May is the least humid month.Rainfall
In Perham, during May, the rain falls for 16.7 days and regularly aggregates up to 2.87" (73mm) of precipitation. Throughout the year, there are 144 rainfall days, and 32.95" (837mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.9 snowfall days, in May, Perham aggregates 0.55" (14mm) of snow. In Perham, Maine, during the entire year, snow falls for 104.9 days and aggregates up to 73.35" (1863mm) of snow.Daylight
In May, the average length of the day is 15h and 4min.On the first day of May, sunrise is at 5:16 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 4:42 am and sunset at 8:18 pm EDT.
Sunshine
In Perham, Maine, the average sunshine in May is 7.3h.UV index
In May, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In May, the UV index of 4 transforms into the following advice:
Take precautions - Protection against sunburn is recommended. When the Sun is at its strongest around midday, find shade and limit exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the least humid month?
What is the average humidity in May?
How many days does it rain in May?
What is the last month it snows?
What is the average length of the day in May?
What time are sunrise and sunset in May?
How many hours of sunshine does Perham have in May?
What is the UV index intensity in May?
Average temperature in May
Perham, ME
- Average high temperature in May: 60.1°F
The warmest month (with the highest average high temperature) is July (75°F).
The month with the lowest average high temperature is January (19.4°F).
- Average low temperature in May: 40.8°F
The month with the highest average low temperature is July (54.7°F).
The coldest month (with the lowest average low temperature) is January (4.3°F).
Average pressure in May
Perham, ME
- Average pressure in May: 29.97"Hg
The month with the highest atmospheric pressure is September (30.02"Hg).
The months with the lowest atmospheric pressure are June and July (29.89"Hg).
Average wind speed in May
Perham, ME
- Average wind speed in May: 7.8mph
The windiest months (with the highest average wind speed) are February and March (8.1mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in May
Perham, ME
- Average humidity in May: 75%
The months with the highest relative humidity are February and March (93%).
The month with the lowest relative humidity is May (75%).
Average rainfall in May
Perham, ME
- Average rainfall in May: 2.87"
The wettest month (with the highest rainfall) is April (3.46").
The driest month (with the least rainfall) is February (2.2").
Average rainfall days in May
Perham, ME
- Average rainfall days in May: 16.7 days
The month with the highest number of rainy days is June (16.9 days).
The month with the least rainy days is January (4.2 days).
Average snowfall in May
Perham, ME
- Average snowfall in May: 0.55"
The month with the highest snowfall is January (15.91").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Perham, ME
- Average snowfall days in May: 0.9 days
The month with the highest number of snowfall days is February (21 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Perham, ME
- Average daylight in May: 15h and 1min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in May: 7h and 2min
The month with the most sunshine is August (Average sunshine: 9h and 24min).
The month with the least sunshine is February (Average sunshine: 2h and 6min).
Average sunshine days in May
Perham, ME
- Average sunshine days in May: 12.3 days
The month with the most sunshine days is September (14.7 days).
The month with the least sunshine days is February (7.8 days).
Average UV index in May
Perham, ME
- Average UV index in May: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in May
Perham, ME
- Average cloud cover in May: 54
The month with the most cloud cover is February (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 43).
Average visibility in May
Perham, ME
- Average visibility in May: 6mi
The month with the highest visibility is May (6mi).
The months with the lowest visibility are January, February, March, April and December (4mi).
Perham, Maine, USA
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