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 is the coldest month of the year, registering average temperatures as high as 32.5°F (0.3°C) and as low as 20.7°F (-6.3°C).Humidity
The average relative humidity in January is 77%.Rainfall
In Bristol, in January, it is raining for 9.4 days, with typically 2.4" (61mm) of accumulated precipitation. Throughout the year, in Bristol, there are 170 rainfall days, and 35.43" (900mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In January, it is snowing for 8 days. Throughout January, 3.43" (87mm) of snow is accumulated. Throughout the year, there are 33.9 snowfall days, and 18.43" (468mm) of snow is accumulated.Daylight
In January, the average length of the day is 9h and 34min.On the first day of the month, sunrise is at 7:18 am and sunset at 4:31 pm. On the last day of January, in Bristol, sunrise is at 7:04 am and sunset at 5:05 pm EST.
Sunshine
In January, the average sunshine in Bristol is 4.9h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 2 in January interprets into the following recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
What are the coldest months in Bristol?
How cold is it in Bristol in January?
What is the average humidity in January in Bristol?
How much does it rain in Bristol in January?
How much does it snow in Bristol in January?
What is the average length of the day in January in Bristol?
When is the sunrise / 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?
How high is the UV index in January in Bristol?
Average temperature in January
Bristol, CT
- Average high temperature in January: 32.5°F
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in January: 20.7°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in January
Bristol, CT
- Average pressure in January: 30.04"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Bristol, CT
- Average wind speed in January: 8.4mph
The windiest month (with the highest average wind speed) is January (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in January
Bristol, CT
- Average humidity in January: 77%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (72%).
Average rainfall in January
Bristol, CT
- Average rainfall in January: 2.4"
The wettest month (with the highest rainfall) is December (3.74").
The driest month (with the least rainfall) is September (2.24").
Average rainfall days in January
Bristol, CT
- Average rainfall days in January: 9.4 days
The months with the highest number of rainy days are May and July (18.3 days).
The month with the least rainy days is February (9.3 days).
Average snowfall in January
Bristol, CT
- Average snowfall in January: 3.43"
The month with the highest snowfall is February (5.12").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Bristol, CT
- Average snowfall days in January: 8 days
The month with the highest number of snowfall days is February (9.3 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, CT
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January: 4h and 5min
The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in January
Bristol, CT
- Average sunshine days in January: 16.7 days
The month with the most sunshine days is January (16.7 days).
The month with the least sunshine days is June (10 days).
Average UV index in January
Bristol, CT
- Average UV index in January: 2
The months with the highest UV index are June, July and August (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, CT
- Average cloud cover in January: 46
The months with the most cloud cover are February and March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in January
Bristol, CT
- Average visibility in January: 6mi
The months with the highest visibility are January, April, October, November and December (6mi).
The months with the lowest visibility are February, March, May, June, July, August and September (5mi).
Bristol, Connecticut, USA
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