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
Alton experiences an average high-temperature of a still cold 33.3°F (0.7°C) in January, marking an insignificant shift from 32.9°F (0.5°C) in December. Throughout the month of January, Alton witnesses an average temperature of 17.6°F (-8°C).Humidity
With an average relative humidity of 77%, January is the most humid month.Rainfall
In Alton, in January, during 3.3 rainfall days, 1.42" (36mm) of precipitation is typically accumulated. In Alton, Utah, during the entire year, the rain falls for 84.8 days and collects up to 22.05" (560mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. In Alton, in January, during 9.8 snowfall days, 11.06" (281mm) of snow is typically accumulated. In Alton, during the entire year, snow falls for 66.4 days and aggregates up to 75.08" (1907mm) of snow.Daylight
In January, the average length of the day is 9h and 56min.On the first day of January, sunrise is at 7:44 am and sunset at 5:22 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 5:52 pm MST.
Sunshine
January and December, with an average of 5.8h of sunshine, are months with the least sunshine.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index, 2 during January, leads to the following recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Alton 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 Alton have in January?
When are sunrise and sunset in January?
What is the month with the least sunshine?
How long on average sun shines in January?
When is the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Alton, UT
- Average high temperature in January: 33.3°F
The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is December (32.9°F).
- Average low temperature in January: 17.6°F
The month with the highest average low temperature is July (55.9°F).
The coldest month (with the lowest average low temperature) is December (17.2°F).
Average pressure in January
Alton, UT
- Average pressure in January: 30.2"Hg
The month with the highest atmospheric pressure is January (30.2"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in January
Alton, UT
- Average wind speed in January: 6.7mph
The windiest month (with the highest average wind speed) is April (9mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).
Average humidity in January
Alton, UT
- Average humidity in January: 77%
The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is June (29%).
Average rainfall in January
Alton, UT
- Average rainfall in January: 1.42"
The wettest month (with the highest rainfall) is July (3.98").
The driest month (with the least rainfall) is June (0.39").
Average rainfall days in January
Alton, UT
- Average rainfall days in January: 3.3 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in January
Alton, UT
- Average snowfall in January: 11.06"
The month with the highest snowfall is December (14.06").
The months with the least snowfall are June, July and August (0").
Average snowfall days in January
Alton, UT
- Average snowfall days in January: 9.8 days
The month with the highest number of snowfall days is December (12.5 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in January /
Average sunshine in January
Alton, UT
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January: 5h and 5min
The month with the most sunshine is June (Average sunshine: 11h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 48min).
Average sunshine days in January
Alton, UT
- Average sunshine days in January: 21 days
The month with the most sunshine days is June (23.4 days).
The month with the least sunshine days is July (13.3 days).
Average UV index in January
Alton, UT
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in January
Alton, UT
- Average cloud cover in January: 37
The months with the most cloud cover are February and December (Cloud cover 38).
The month with the least cloud cover is June (Cloud cover 10).
Average visibility in January
Alton, UT
- Average visibility in January: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
Alton, Utah, USA
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