January weather forecast
Alton, UT

Weather in January

January, the same as December, is a wintry winter month in Alton, Utah, with temperature in the range of an average low of 17.6°F (-8°C) and an average high of 33.3°F (0.7°C).

Temperature

In Alton, the average high-temperature in January is practically the same as in December - a still wintry 33.3°F (0.7°C). The average low-temperature, in Alton, Utah, is 17.6°F (-8°C).

Humidity

With an average relative humidity of 77%, January is the most humid month.

Rainfall

In Alton, Utah,, it is raining for 3.3 days, with typically 1.42" (36mm) of accumulated precipitation. 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, Utah. In January, in Alton, it is snowing for 9.8 days. Throughout January, 11.06" (281mm) of snow is accumulated. Throughout the year, in Alton, there are 66.4 snowfall days, and 75.08" (1907mm) of snow is accumulated.

Daylight

In Alton, Utah, the average length of the day is 9.9h.

Sunshine

January and December, with an average of 5.8h of sunshine, are months with the least sunshine in Alton.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: In January, the average maximum UV index of 2 translate into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the most humid month in Alton?

January is the most humid month in Alton, Utah, with an average relative humidity of 77%.

What is the average humidity in January in Alton?

The average relative humidity in January is 77%.

How many days does it rain in January in Alton?

In January, in Alton, Utah, the rain falls for 3.3 days. Throughout January, 1.42" (36mm) of precipitation is accumulated.

How many days does it snow in January in Alton?

In Alton, Utah, in January, during 9.8 snowfall days, 11.06" (281mm) of snow is typically accumulated.

How many hours of daylight does Alton have in January?

The average length of the day in January is 9.9h.

What is the month with the least sunshine in Alton?

January and December, with an average of 5.8h of sunshine, are months with the least sunshine.

How long on average sun shines in January in Alton?

In Alton, the average sunshine in January is 5.8h.

When is the lowest UV index in Alton?

Months with the lowest UV index in Alton, Utah, are January through March, November and December, with an average maximum UV index of 2.

What is the UV index intensity in January in Alton?

The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to the UV radiation.

Average temperature in January
Alton, UT

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).

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Average pressure in January
Alton, UT

Average pressure in January - Alton, UT
  • Average pressure in January: 30.2"

The month with the highest atmospheric pressure is January (30.2").
The month with the lowest atmospheric pressure is June (29.84").

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Average wind speed in January
Alton, UT

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).

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Average humidity in January
Alton, UT

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%).

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Average rainfall in January
Alton, UT

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").

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Average rainfall days in January
Alton, UT

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).

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Average snowfall in January
Alton, UT

Average snowfall in January - Alton, UT
  • Average snowfall in January: 11.06"

The month with the highest snowfall is December (14.06").
Months with the least snowfall are June, July and August (0").

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Average snowfall days in January
Alton, UT

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).
Months with the least snowfall days are July and August (0 days).

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Average daylight in January /
Average sunshine in January
Alton, UT

Average daylight in January / Average sunshine in January - Alton, UT
  • Average daylight in January: 9.9h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in January: 5.8h

The month with the most sunshine is June (Average sunshine: 11.7h).
Months with the least sunshine are January and December (Average sunshine: 5.8).

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Average sunshine days in January
Alton, UT

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).

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Average UV index in January
Alton, UT

Average UV index in January - Alton, UT
  • Average UV index in January: 2

Months with the highest UV index are June, July and August (UV index 5).
Months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in January
Alton, UT

Average cloud cover in January - Alton, UT
  • Average cloud cover in January: 37

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).

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Average visibility in January
Alton, UT

Average visibility in January - Alton, UT
  • Average visibility in January: 5mi

Months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
Months with the lowest visibility are January, February and December (5mi).

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