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 sea temperature 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
With the transition into May, Surry experiences an increase in average high-temperatures, moving up from a frosty 49.3°F (9.6°C) in April to a refreshing 60.4°F (15.8°C). May brings with it a nighttime average temperature of 43.9°F (6.6°C).Humidity
In Surry, the average relative humidity in May is 77%.Rainfall
In Surry, in May, it is raining for 14.6 days, with typically 2.01" (51mm) of accumulated precipitation. Throughout the year, there are 137 rainfall days, and 24.96" (634mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Surry, Maine. May is the last month it regularly snows. During 0.2 snowfall days, in May, Surry aggregates 0.31" (8mm) of snow. Throughout the year, there are 47.2 snowfall days, and 20.04" (509mm) of snow is accumulated.Ocean temperature
In May, the average ocean temperature is 44.4°F (6.9°C).Note: Diving into 44.4°F (6.9°C) is practical below 50°F (10°C), given you're wearing protective swim gear; without it, expect a quick onset of cold shock and a struggle to breathe. Merely touching waters at 55.4°F (13°C) feels ice-cold.
Daylight
In Surry, Maine, the average length of the day in May is 14h and 49min.On the first day of the month, sunrise is at 5:23 am and sunset at 7:38 pm. On the last day of May, sunrise is at 4:52 am and sunset at 8:11 pm EDT.
Sunshine
In May, the average sunshine is 7.7h.UV index
The average daily maximum UV index in May in Surry is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: An average maximum UV index of 4 in May leads to these recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Surry in May?
What is the average humidity in May?
How many days does it rain in May?
What is the last month it snows?
How cold is the water in May?
How many hours of daylight does Surry have in May?
When are sunrise and sunset in May?
How many hours of sunshine does Surry have in May?
What is the UV index reading in May?
Average temperature in May
Surry, ME
- Average high temperature in May: 60.4°F
The warmest months (with the highest average high temperature) are July and August (75.4°F).
The month with the lowest average high temperature is January (28.9°F).
- Average low temperature in May: 43.9°F
The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).
Average pressure in May
Surry, ME
- Average pressure in May: 29.99"Hg
The month with the highest atmospheric pressure is September (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in May
Surry, ME
- Average wind speed in May: 7mph
The windiest months (with the highest average wind speed) are January and March (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in May
Surry, ME
- Average humidity in May: 77%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is April (76%).
Average rainfall in May
Surry, ME
- Average rainfall in May: 2.01"
The wettest month (with the highest rainfall) is December (2.91").
The driest month (with the least rainfall) is July (1.3").
Average rainfall days in May
Surry, ME
- Average rainfall days in May: 14.6 days
The month with the highest number of rainy days is April (15.3 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in May
Surry, ME
- Average snowfall in May: 0.31"
The month with the highest snowfall is January (4.69").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Surry, ME
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in May
Surry, ME
- Average sea temperature in May: 44.5°F
The best month for swimming (with the highest average sea temperature) is August (58.6°F).
The coldest month (with the lowest average sea temperature) is March (38.2°F).
Average daylight in May /
Average sunshine in May
Surry, ME
- Average daylight in May: 14h and 5min
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 4min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).
Average sunshine days in May
Surry, ME
- Average sunshine days in May: 13.9 days
The month with the most sunshine days is September (18.1 days).
The month with the least sunshine days is April (11.9 days).
Average UV index in May
Surry, 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, November and December (UV index 2).
Average cloud cover in May
Surry, ME
- Average cloud cover in May: 51
The month with the most cloud cover is February (Cloud cover 57).
The months with the least cloud cover are August and September (Cloud cover 38).
Average visibility in May
Surry, ME
- Average visibility in May: 5mi
The months with the highest visibility are January, March, April, October, November and December (6mi).
The months with the lowest visibility are February, May, June, July, August and September (5mi).
Surry, Maine, USA
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