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
Bristol notes the coldest temperatures in January, with a high average of 27.7°F (-2.4°C) and a low of 17.1°F (-8.3°C).Humidity
January is the most humid month in Bristol, with an average relative humidity of 84%.Rainfall
In Bristol, during January, the rain falls for 6.7 days and regularly aggregates up to 1.42" (36mm) of precipitation. In Bristol, during the entire year, the rain falls for 148 days and collects up to 27.09" (688mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. January is the month with the most snowfall. Snow falls for 12.8 days and accumulates 4.33" (110mm) of snow.Daylight
The average length of the day in January in Bristol is 9h and 29min.On the first day of the month, sunrise is at 7:21 am and sunset at 4:29 pm. On the last day of January, in Bristol, sunrise is at 7:07 am and sunset at 5:03 pm CST.
Sunshine
With an average of 3.7h of sunshine, January has the least sunshine of the year.UV index
In January, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: In January, the average maximum UV index of 2 translates into the following recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. It's recommended to limit sun exposure when its radiation is at its peak during midday. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month in Bristol?
How cold is January in Bristol?
What is the most humid month in Bristol?
What is the average humidity in January in Bristol?
How much does it rain in Bristol in January?
What is the snowiest month 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?
What is the month with the least sunshine in Bristol?
How many hours of sunshine does Bristol have in January?
What is the UV index reading in January in Bristol?
Average temperature in January
Bristol, WI
- Average high temperature in January: 27.7°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (27.7°F).
- Average low temperature in January: 17.1°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in January
Bristol, WI
- Average pressure in January: 30.1"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in January
Bristol, WI
- Average wind speed in January: 11.7mph
The windiest month (with the highest average wind speed) is January (11.7mph).
The calmest month (with the lowest average wind speed) is August (7.1mph).
Average humidity in January
Bristol, WI
- Average humidity in January: 84%
The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are October and November (76%).
Average rainfall in January
Bristol, WI
- Average rainfall in January: 1.42"
The wettest months (with the highest rainfall) are April and June (3.35").
The driest months (with the least rainfall) are February and December (1.22").
Average rainfall days in January
Bristol, WI
- Average rainfall days in January: 6.7 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in January
Bristol, WI
- Average snowfall in January: 4.33"
The month with the highest snowfall is January (4.33").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Bristol, WI
- Average snowfall days in January: 12.8 days
The month with the highest number of snowfall days is January (12.8 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, WI
- Average daylight in January: 9h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January: 3h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in January
Bristol, WI
- Average sunshine days in January: 13.5 days
The month with the most sunshine days is December (16.4 days).
The month with the least sunshine days is May (10.7 days).
Average UV index in January
Bristol, WI
- Average UV index in January: 2
The month with the highest UV index is August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in January
Bristol, WI
- Average cloud cover in January: 62
The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 28).
Average visibility in January
Bristol, WI
- 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).
Bristol, Wisconsin, USA
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