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
With the onset of May, Spruce Head observes a minor temperature ascent, with the average high-temperature adjusting from April's frosty 45.9°F (7.7°C) to a fresh 54.1°F (12.3°C). Spruce Head's average temperature during the nights of May is recorded at a chilly 46.2°F (7.9°C).Humidity
In May, the average relative humidity in Spruce Head, Maine, is 83%.Rainfall
In May, the rain falls for 15.3 days. Throughout May, 2.36" (60mm) of precipitation is accumulated. In Spruce Head, during the entire year, the rain falls for 144.8 days and collects up to 30.63" (778mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In May, the average length of the day in Spruce Head, Maine, is 14h and 46min.On the first day of May, sunrise is at 5:26 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 4:56 am and sunset at 8:12 pm EDT.
Sunshine
The average sunshine in May is 8.1h.UV index
In May, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: In May, the maximum UV index of 4 translates into these guidelines:
Take necessary precautions - Suggestions to elude sunburn are provided. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Spruce Head in May?
What is the average humidity in May in Spruce Head?
How many days does it rain in May in Spruce Head?
When it does not snow in Spruce Head?
Does it snow in Spruce Head in May?
What is the average length of the day in May in Spruce Head?
When are sunrise and sunset in May in Spruce Head?
How long on average sun shines in May in Spruce Head?
What is the UV index intensity in May in Spruce Head?
Average temperature in May
Spruce Head, ME
- Average high temperature in May: 54.1°F
The warmest month (with the highest average high temperature) is August (68.7°F).
The month with the lowest average high temperature is January (31.8°F).
- Average low temperature in May: 46.2°F
The month with the highest average low temperature is August (60.6°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).
Average pressure in May
Spruce Head, 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
Spruce Head, ME
- Average wind speed in May: 10mph
The windiest month (with the highest average wind speed) is January (14.9mph).
The calmest months (with the lowest average wind speed) are July and August (8.2mph).
Average humidity in May
Spruce Head, ME
- Average humidity in May: 83%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is November (75%).
Average rainfall in May
Spruce Head, ME
- Average rainfall in May: 2.36"
The wettest month (with the highest rainfall) is December (3.35").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in May
Spruce Head, ME
- Average rainfall days in May: 15.3 days
The month with the highest number of rainy days is April (15.8 days).
The month with the least rainy days is January (7.9 days).
Average snowfall in May
Spruce Head, ME
- Average snowfall in May: 0"
The month with the highest snowfall is January (2.83").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Spruce Head, ME
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Spruce Head, ME
- Average daylight in May: 14h and 5min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in May: 8h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 4h and 30min).
Average sunshine days in May
Spruce Head, ME
- Average sunshine days in May: 13.8 days
The month with the most sunshine days is September (18 days).
The month with the least sunshine days is April (11.5 days).
Average UV index in May
Spruce Head, 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
Spruce Head, ME
- 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 August (Cloud cover 31).
Average visibility in May
Spruce Head, ME
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Spruce Head, Maine, USA
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