May weather forecastFairfield, ME
May
Weather in May
May, the last month of the spring in Fairfield, is a refreshing month, with an average temperature fluctuating between 43°F (6.1°C) and 63°F (17.2°C).Temperature
May's arrival sees a rise in the average high-temperature, jumping from April's frosty 49.8°F (9.9°C) to a refreshing 63°F (17.2°C). The nights of May anticipate an average low-temperature of 43°F (6.1°C).Humidity
In Fairfield, the average relative humidity in May is 79%.Rainfall
In May, the rain falls for 15.9 days. Throughout May, 2.24" (57mm) of precipitation is accumulated. In Fairfield, during the entire year, the rain falls for 140.4 days and collects up to 28.35" (720mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.2 snowfall days, in May, Fairfield aggregates 0.71" (18mm) of snow. Throughout the year, there are 55.2 snowfall days, and 37.83" (961mm) of snow is accumulated.Daylight
In May, the average length of the day in Fairfield is 14h and 50min.On the first day of the month, sunrise is at 5:27 am and sunset at 7:43 pm. On the last day of May, sunrise is at 4:56 am and sunset at 8:15 pm EDT.
Sunshine
In Fairfield, the average sunshine in May is 7.6h.UV index
In Fairfield, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: A typical high UV index of 4 in May suggests the following recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. When the Sun is at its strongest around midday, find shade and limit exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Fairfield, ME
- Average high temperature in May: 63°F
The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is January (25.3°F).
- Average low temperature in May: 43°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).
Average pressure in May
Fairfield, ME
- Average pressure in May: 29.98"Hg
The months with the highest atmospheric pressure are September and November (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in May
Fairfield, ME
- Average wind speed in May: 6.8mph
The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in May
Fairfield, ME
- Average humidity in May: 79%
The months with the highest relative humidity are February and March (85%).
The months with the lowest relative humidity are April and November (78%).
Average rainfall in May
Fairfield, ME
- Average rainfall in May: 2.24"
The wettest month (with the highest rainfall) is April (3.03").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days in May
Fairfield, ME
- Average rainfall days in May: 15.9 days
The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is January (5.6 days).
Average snowfall in May
Fairfield, ME
- Average snowfall in May: 0.71"
The month with the highest snowfall is January (8.07").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Fairfield, ME
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is January (12.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Fairfield, ME
- Average daylight in May: 14h and 48min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in May: 7h and 36min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).
Average sunshine days in May
Fairfield, ME
- Average sunshine days in May: 13.3 days
The month with the most sunshine days is September (17.7 days).
The month with the least sunshine days is April (11.5 days).
Average UV index in May
Fairfield, ME
- Average UV index in May: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in May
Fairfield, ME
- Average cloud cover in May: 52
The months with the most cloud cover are February, March and April (Cloud cover 54).
The months with the least cloud cover are August and September (Cloud cover 40).
Average visibility in May
Fairfield, ME
- Average visibility in May: 5mi
The months with the highest visibility are November and December (6mi).
The month with the lowest visibility is August (4mi).





