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 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
January stands out as Bristol's coldest month, with an average high-temperature of 29.7°F (-1.3°C) and a low-temperature of 18°F (-7.8°C).Humidity
In January, the average relative humidity is 80%.Rainfall
In Bristol, in January, it is raining for 6.6 days, with typically 2.44" (62mm) of accumulated precipitation. In Bristol, during the entire year, the rain falls for 142.1 days and collects up to 30.51" (775mm) of precipitation.Snowfall
January through May, November and December are months with snowfall in Bristol. January is the month with the most snowfall in Bristol. Snow falls for 9.2 days and accumulates 5.28" (134mm) of snow.Daylight
In January, the average length of the day in Bristol is 9h and 21min.On the first day of the month, sunrise is at 7:12 am and sunset at 4:10 pm. On the last day of January, sunrise is at 6:56 am and sunset at 4:46 pm EST.
Sunshine
The average sunshine in January is 5h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Bristol, Maine. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index, 2 in January, converts into the following recommendations:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Frequently asked questions
What part of the year is the coldest in Bristol?
How cold is January in Bristol?
What is the average humidity in January in Bristol?
How much does it rain in Bristol in January?
When does it snow the most in Bristol?
How much does it snow in Bristol in January?
How many hours of daylight does Bristol have in January?
When are sunrise and sunset in January in Bristol?
How many hours of sunshine does Bristol have in January?
What is the month with the lowest UV index in Bristol?
What is the UV index intensity in January in Bristol?
Average temperature in January
Bristol, ME
- Average high temperature in January: 29.7°F
The warmest months (with the highest average high temperature) are July and August (74.1°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in January: 18°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in January
Bristol, ME
- Average pressure in January: 29.97"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 January
Bristol, ME
- Average wind speed in January: 10.6mph
The windiest months (with the highest average wind speed) are January and March (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in January
Bristol, ME
- Average humidity in January: 80%
The months with the highest relative humidity are June and July (82%).
The month with the lowest relative humidity is November (76%).
Average rainfall in January
Bristol, ME
- Average rainfall in January: 2.44"
The wettest month (with the highest rainfall) is December (3.5").
The driest month (with the least rainfall) is September (1.5").
Average rainfall days in January
Bristol, ME
- Average rainfall days in January: 6.6 days
The month with the highest number of rainy days is April (15.1 days).
The month with the least rainy days is January (6.6 days).
Average snowfall in January
Bristol, ME
- Average snowfall in January: 5.28"
The month with the highest snowfall is January (5.28").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in January
Bristol, ME
- Average snowfall days in January: 9.2 days
The month with the highest number of snowfall days is February (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Bristol, ME
- Average daylight in January: 9h and 2min
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 January: 5h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).
Average sunshine days in January
Bristol, ME
- Average sunshine days in January: 16.7 days
The month with the most sunshine days is September (17.5 days).
The month with the least sunshine days is April (11.7 days).
Average UV index in January
Bristol, ME
- Average UV index in January: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in January
Bristol, ME
- Average cloud cover in January: 47
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 33).
Average visibility in January
Bristol, ME
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Bristol, Maine, USA
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