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's weather in Alton displays an average high-temperature of a still icy 33.3°F (0.7°C), slightly varied from December's 32.9°F (0.5°C). Alton records an average low of 17.6°F (-8°C) throughout the nights in January.Humidity
The most humid month is January, with an average relative humidity of 77%.Rainfall
In Alton, in January, it is raining for 3.3 days, with typically 1.42" (36mm) of accumulated precipitation. Throughout the year, there are 84.8 rainfall days, and 22.05" (560mm) of precipitation is accumulated.Snowfall
January through May, September through December are months with snowfall in Alton, Utah. In Alton, Utah, during January, snow falls for 9.8 days and regularly aggregates up to 11.06" (281mm) of snow. Throughout the year, there are 66.4 snowfall days, and 75.08" (1907mm) of snow is accumulated.Daylight
In Alton, Utah, the average length of the day in January is 9h and 56min.On the first day of January in Alton, 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
The months with the least sunshine in Alton are January and December, with an average of 5.8h of 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 exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 2 in January interprets into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Frequently asked questions
How cold is it in Alton in January?
What is the most humid month in Alton?
What is the average humidity in January in Alton?
How many days does it rain in January in Alton?
How many days does it snow in January in Alton?
What is the average length of the day in January in Alton?
When is the sunrise / sunset in January in Alton?
What are the months with the least sunshine in Alton?
How long on average sun shines in January in Alton?
When is the lowest UV index in Alton?
What is the UV index reading in January in Alton?
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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