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
Dewey's coldest temperatures are experienced in January, with average high temperatures of 33.3°F (0.7°C) and lows of 17.6°F (-8°C).Humidity
With an average relative humidity of 79%, January is the most humid month in Dewey.Rainfall
January and February are months with the least rain in Dewey, Utah, when the rain falls for 4.7 days and typically aggregates up to 0.51" (13mm) of rain.Snowfall
January through April, October through December are months with snowfall. In Dewey, during January, snow falls for 4.8 days and regularly aggregates up to 1.97" (50mm) of snow. Throughout the year, there are 19.4 snowfall days, and 8.31" (211mm) of snow is accumulated.Daylight
In January, the average length of the day is 9h and 49min.On the first day of January in Dewey, sunrise is at 7:35 am and sunset at 5:05 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 5:37 pm MST.
Sunshine
The month with the least sunshine is January, with an average of 6.1h of sunshine.UV index
The month with the lowest UV index in Dewey, Utah, is January, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the average person.Note: In January, the average maximum UV index of 1 translates into the following recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year in Dewey?
How cold is January in Dewey?
What is the most humid month in Dewey?
What is the average humidity in January in Dewey?
What is the driest month in Dewey?
How much does it rain in Dewey in January?
How much does it snow in Dewey in January?
How many hours of daylight does Dewey have in January?
What time are sunrise and sunset in January in Dewey?
What is the month with the least sunshine in Dewey?
How many hours of sunshine does Dewey have in January?
What is the month with the lowest UV index in Dewey?
What is the UV index reading in January in Dewey?
Average temperature in January
Dewey, UT
- Average high temperature in January: 33.3°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (33.3°F).
- Average low temperature in January: 17.6°F
The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (17.6°F).
Average pressure in January
Dewey, UT
- Average pressure in January: 30.26"Hg
The month with the highest atmospheric pressure is January (30.26"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in January
Dewey, UT
- Average wind speed in January: 4.6mph
The windiest months (with the highest average wind speed) are April and June (8mph).
The calmest month (with the lowest average wind speed) is January (4.6mph).
Average humidity in January
Dewey, UT
- Average humidity in January: 79%
The month with the highest relative humidity is January (79%).
The month with the lowest relative humidity is June (29%).
Average rainfall in January
Dewey, UT
- Average rainfall in January: 0.51"
The wettest months (with the highest rainfall) are July and August (3.15").
The driest months (with the least rainfall) are January and February (0.51").
Average rainfall days in January
Dewey, UT
- Average rainfall days in January: 4.7 days
The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is February (4 days).
Average snowfall in January
Dewey, UT
- Average snowfall in January: 1.97"
The month with the highest snowfall is December (2.17").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Dewey, UT
- Average snowfall days in January: 4.8 days
The month with the highest number of snowfall days is January (4.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Dewey, UT
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January: 6h and 1min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 6h and 6min).
Average sunshine days in January
Dewey, UT
- Average sunshine days in January: 23 days
The months with the most sunshine days are January and November (23 days).
The month with the least sunshine days is July (8 days).
Average UV index in January
Dewey, UT
- Average UV index in January: 1
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in January
Dewey, UT
- Average cloud cover in January: 31
The month with the most cloud cover is January (Cloud cover 31).
The months with the least cloud cover are June and September (Cloud cover 12).
Average visibility in January
Dewey, UT
- Average visibility in January: 5mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Dewey, Utah, USA
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