Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average sea temperature in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
The coldest period tends to be January, when average temperatures fluctuate between a high of 31.5°F (-0.3°C) and a low of 21°F (-6.1°C).Humidity
In January, the average relative humidity in Deer Isle is 79%.Rainfall
In Deer Isle, in January, during 5.8 rainfall days, 1.54" (39mm) of precipitation is typically accumulated. In Deer Isle, during the entire year, the rain falls for 115.5 days and collects up to 17.95" (456mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. In January, in Deer Isle, it is snowing for 7.7 days. Throughout January, 1.89" (48mm) of snow is accumulated. Throughout the year, in Deer Isle, there are 29.2 snowfall days, and 9.65" (245mm) of snow is accumulated.Ocean temperature
In Deer Isle, Maine, the average seawater temperature in January is 41.7°F (5.4°C).Note: Danger awaits those who swim in 41.7°F (5.4°C) without protection. Falling below 50°F (10°C) means intense cold shock and hyperventilation.
Daylight
In January, the average length of the day in Deer Isle is 9h and 19min.On the first day of the month, sunrise is at 7:10 am and sunset at 4:06 pm. On the last day of January, sunrise is at 6:53 am and sunset at 4:42 pm EST.
Sunshine
The average sunshine in January in Deer Isle is 4.8h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Deer Isle. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In January, a daily maximum UV index of 2 leads to the following instructions:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. The Sun's radiation is especially intense around midday; try to stay in shade during this period. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Frequently asked questions
What are the coldest months in Deer Isle?
How cold is January in Deer Isle?
What is the average humidity in January in Deer Isle?
How many days does it rain in January in Deer Isle?
How many days does it snow in January in Deer Isle?
What is the ocean temperature in January in Deer Isle?
How many hours of daylight does Deer Isle have in January?
When is the sunrise / sunset in January in Deer Isle?
How long on average sun shines in January in Deer Isle?
What are the months with the lowest UV index in Deer Isle?
What is the UV index reading in January in Deer Isle?
Average temperature in January
Deer Isle, ME
- Average high temperature in January: 31.5°F
The warmest month (with the highest average high temperature) is August (68.9°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in January: 21°F
The month with the highest average low temperature is August (59.9°F).
The coldest month (with the lowest average low temperature) is January (21°F).
Average pressure in January
Deer Isle, ME
- Average pressure in January: 29.96"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 January
Deer Isle, ME
- Average wind speed in January: 14.4mph
The windiest month (with the highest average wind speed) is January (14.4mph).
The calmest months (with the lowest average wind speed) are July and August (7.8mph).
Average humidity in January
Deer Isle, ME
- Average humidity in January: 79%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is November (76%).
Average rainfall in January
Deer Isle, ME
- Average rainfall in January: 1.54"
The wettest month (with the highest rainfall) is October (2.09").
The driest month (with the least rainfall) is September (0.91").
Average rainfall days in January
Deer Isle, ME
- Average rainfall days in January: 5.8 days
The month with the highest number of rainy days is July (12.8 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in January
Deer Isle, ME
- Average snowfall in January: 1.89"
The month with the highest snowfall is February (2.32").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Deer Isle, ME
- Average snowfall days in January: 7.7 days
The month with the highest number of snowfall days is January (7.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average sea temperature in January
Deer Isle, ME
- Average sea temperature in January: 41.8°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 January /
Average sunshine in January
Deer Isle, ME
- Average daylight in January: 9h and 2min
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 January: 4h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 30min).
Average sunshine days in January
Deer Isle, ME
- Average sunshine days in January: 17.9 days
The month with the most sunshine days is September (19.9 days).
The month with the least sunshine days is July (15.4 days).
Average UV index in January
Deer Isle, ME
- Average UV index in January: 2
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 January
Deer Isle, ME
- Average cloud cover in January: 49
The months with the most cloud cover are February and March (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in January
Deer Isle, ME
- Average visibility in January: 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).
Deer Isle, Maine, USA
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