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, with its high-temperature average of 18.9°F (-7.3°C) and a low-temperature average of 5°F (-15°C), is the coldest month.Humidity
With an average relative humidity of 91%, January is the most humid month in Bristol.Rainfall
In Bristol, in January, during 2.5 rainfall days, 0.71" (18mm) of precipitation is typically accumulated. Throughout the year, there are 112.9 rainfall days, and 22.09" (561mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In January, it is snowing for 15.1 days. Throughout January, 4.45" (113mm) of snow is accumulated. In Bristol, during the entire year, snow falls for 68.4 days and aggregates up to 23.74" (603mm) of snow.Daylight
In Bristol, the average length of the day in January is 9h and 13min.On the first day of January, sunrise is at 8:10 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:52 am and sunset at 5:35 pm CST.
Sunshine
With an average of 3.2h of sunshine, January has the least sunshine of the year.UV index
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.Note: The UV index of 1 during January translates into the following guidance:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. To cut down UV radiation exposure by about half, sport a wide-brim hat. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months?
How cold is it in January?
What is the most humid month?
What is the average humidity in January?
How much does it rain in January?
How many days does it snow in January?
How many hours of daylight does Bristol have in January?
When is the sunrise / sunset in January?
What is the month with the least sunshine?
How long on average sun shines in January?
What is the month with the lowest UV index in Bristol?
What is the UV index intensity in January?
Average temperature in January
Bristol, SD
- Average high temperature in January: 18.9°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (18.9°F).
- Average low temperature in January: 5°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (5°F).
Average pressure in January
Bristol, SD
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in January
Bristol, SD
- Average wind speed in January: 11mph
The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is July (8.7mph).
Average humidity in January
Bristol, SD
- Average humidity in January: 91%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is September (66%).
Average rainfall in January
Bristol, SD
- Average rainfall in January: 0.71"
The wettest month (with the highest rainfall) is July (3.58").
The driest month (with the least rainfall) is November (0.63").
Average rainfall days in January
Bristol, SD
- Average rainfall days in January: 2.5 days
The month with the highest number of rainy days is June (17.9 days).
The month with the least rainy days is February (2.3 days).
Average snowfall in January
Bristol, SD
- Average snowfall in January: 4.45"
The month with the highest snowfall is December (4.53").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Bristol, SD
- Average snowfall days in January: 15.1 days
The month with the highest number of snowfall days is January (15.1 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, SD
- Average daylight in January: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in January: 3h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in January
Bristol, SD
- Average sunshine days in January: 14.3 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is June (10.4 days).
Average UV index in January
Bristol, SD
- Average UV index in January: 1
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in January
Bristol, SD
- Average cloud cover in January: 66
The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in January
Bristol, SD
- Average visibility in January: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Bristol, South Dakota, USA
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