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
In Hallowell, stepping into May brings a temperature increase, moving up from April's fresh 50°F (10°C) to a refreshing 61.7°F (16.5°C). May brings Hallowell a consistent average low-temperature of 44.2°F (6.8°C).Humidity
The average relative humidity in May is 79%.Rainfall
In May, the rain falls for 15.5 days. Throughout May, 2.28" (58mm) of precipitation is accumulated. In Hallowell, during the entire year, the rain falls for 142.3 days and collects up to 27.52" (699mm) of precipitation.Snowfall
Months with snowfall in Hallowell are January through May, October through December. May is the last month it regularly snows. During 0.1 snowfall days, in May, Hallowell aggregates 0.63" (16mm) of snow. In Hallowell, Maine, during the entire year, snow falls for 50.3 days and aggregates up to 29.69" (754mm) of snow.Daylight
In Hallowell, the average length of the day in May is 14h and 48min.On the first day of May, sunrise is at 5:28 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 4:58 am and sunset at 8:15 pm EDT.
Sunshine
The average sunshine in May is 7.9h.UV index
The average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In May, a daily UV index of 4 turns into the following recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. It's recommended to limit sun exposure when its radiation is at its peak during midday. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Frequently asked questions
What is the usual temperature for Hallowell in May?
What is the average humidity in May in Hallowell?
How many days does it rain in May in Hallowell?
What is the last month it snows in Hallowell?
What is the average length of the day in May in Hallowell?
When are sunrise and sunset in May in Hallowell?
How many hours of sunshine does Hallowell have in May?
What is the UV index intensity in May in Hallowell?
Average temperature in May
Hallowell, ME
- Average high temperature in May: 61.7°F
The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (27°F).
- Average low temperature in May: 44.2°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 (13.6°F).
Average pressure in May
Hallowell, ME
- Average pressure in May: 29.99"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
Hallowell, ME
- Average wind speed in May: 6.9mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in May
Hallowell, ME
- Average humidity in May: 79%
The months with the highest relative humidity are January, February and March (83%).
The month with the lowest relative humidity is November (76%).
Average rainfall in May
Hallowell, ME
- Average rainfall in May: 2.28"
The wettest month (with the highest rainfall) is October (2.95").
The driest month (with the least rainfall) is September (1.42").
Average rainfall days in May
Hallowell, ME
- Average rainfall days in May: 15.5 days
The month with the highest number of rainy days is June (16 days).
The month with the least rainy days is January (7 days).
Average snowfall in May
Hallowell, ME
- Average snowfall in May: 0.63"
The month with the highest snowfall is February (6.77").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Hallowell, ME
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Hallowell, 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 5min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in May
Hallowell, ME
- Average sunshine days in May: 12.6 days
The month with the most sunshine days is September (17.7 days).
The month with the least sunshine days is April (11.6 days).
Average UV index in May
Hallowell, 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
Hallowell, ME
- Average cloud cover in May: 49
The months with the most cloud cover are March and April (Cloud cover 52).
The months with the least cloud cover are August and September (Cloud cover 36).
Average visibility in May
Hallowell, ME
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, October, November and December (6mi).
The months with the lowest visibility are May, June, July, August and September (5mi).
Hallowell, Maine, USA
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