January weather forecast
Pocatello, ID

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A clear, winding road in the hilly landscape leading to Pocatello, Idaho, with scenic mountains seen in the distance
A clear, winding road in the hilly landscape leading to Pocatello, Idaho, with scenic mountains seen in the distance

Weather in January

In Pocatello, Idaho, the online weather data reveals an intriguing contrast for weather conditions in January. The city feels the winter's chill with low temperatures averaging 17.8°F (-7.9°C), ridiculously low compared to preceding December's 29.7°F (-1.3°C), and even lesser when contrasted with the upcoming surprisingly warmer month of February with an average low of 21.6°F (-5.8°C). The presence of snow is not unusual in this month, with the landscape often shrouded under a white blanket. Despite sunlight hours being restricted, the city glows under the fresh snow cover, amplifying natural light. Visitors should be equipped with proper winter gear to comfortably enjoy the weather in Pocatello in January.

Temperature

The arrival of January in Pocatello records an average high-temperature of a still subzero cold 30.2°F (-1°C), closely related to the 29.7°F (-1.3°C) observed in December. January's average low-temperature reading settles at a still subzero cold 17.8°F (-7.9°C).

Humidity

The most humid month in Pocatello is January, with an average relative humidity of 85%.

Rainfall

In January, the rain falls for 7.5 days. Throughout January, 1.22" (31mm) of precipitation is accumulated. Throughout the year, in Pocatello, there are 116.1 rainfall days, and 11.26" (286mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Pocatello are January through May, September through December. The month with the most snowfall is January, when snow falls for 15.6 days and typically aggregates up to 8.27" (210mm) of snow.

Daylight

In January, the average length of the day is 9h and 28min.
On the first day of the month, sunrise is at 8:00 am and sunset at 5:05 pm. On the last day of January, sunrise is at 7:45 am and sunset at 5:40 pm MST.

Sunshine

The month with the least sunshine is January, with an average of 5.2h of sunshine.

UV index

In Pocatello, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily high UV index of 2 during January translates into the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
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Frequently asked questions

How cold is January in Pocatello?

In Pocatello, in January, the average high-temperature is 30.2°F (-1°C), and the average low-temperature is 17.8°F (-7.9°C).

What is the most humid month in Pocatello?

The most humid month in Pocatello is January, with an average relative humidity of 85%.

What is the average humidity in January in Pocatello?

In January, the average relative humidity is 85%.

How many days does it rain in January in Pocatello?

In Pocatello, Idaho, in January, it is raining for 7.5 days, with typically 1.22" (31mm) of accumulated precipitation.

What is the snowiest month in Pocatello?

The month with the most snowfall is January, when snow falls for 15.6 days and typically aggregates up to 8.27" (210mm) of snow.

How much does it snow in Pocatello in January?

In Pocatello, in January, during 15.6 snowfall days, 8.27" (210mm) of snow is typically accumulated.

How many hours of daylight does Pocatello have in January?

The average day length in January is 9h and 28min.

What time are sunrise and sunset in January in Pocatello?

On the first day of January in Pocatello, sunrise is at 8:00 am and sunset at 5:05 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:40 pm MST.

What is the month with the least sunshine in Pocatello?

January has the least sunshine of the year in Pocatello, with an average of 5.2h of sunshine.

How long on average sun shines in January in Pocatello?

The average sunshine duration in January is 5.2h.

How high is the UV index in January in Pocatello?

In Pocatello, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a low health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Pocatello, ID

Average temperature in January - Pocatello, ID
  • Average high temperature in January: 30.2°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is December (29.7°F).

  • Average low temperature in January: 17.8°F

The month with the highest average low temperature is August (57.4°F).
The coldest months (with the lowest average low temperature) are January and December (17.8°F).

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Average pressure in January
Pocatello, ID

Average pressure in January - Pocatello, ID
  • Average pressure in January: 30.3"Hg

The month with the highest atmospheric pressure is January (30.3"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in January
Pocatello, ID

Average wind speed in January - Pocatello, ID
  • Average wind speed in January: 6.9mph

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest month (with the lowest average wind speed) is January (6.9mph).

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Average humidity in January
Pocatello, ID

Average humidity in January - Pocatello, ID
  • Average humidity in January: 85%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (33%).

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Average rainfall in January
Pocatello, ID

Average rainfall in January - Pocatello, ID
  • Average rainfall in January: 1.22"

The wettest month (with the highest rainfall) is March (1.46").
The driest month (with the least rainfall) is July (0.39").

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Average rainfall days in January
Pocatello, ID

Average rainfall days in January - Pocatello, ID
  • Average rainfall days in January: 7.5 days

The month with the highest number of rainy days is March (15.1 days).
The month with the least rainy days is July (6.3 days).

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Average snowfall in January
Pocatello, ID

Average snowfall in January - Pocatello, ID
  • Average snowfall in January: 8.27"

The month with the highest snowfall is January (8.27").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in January
Pocatello, ID

Average snowfall days in January - Pocatello, ID
  • Average snowfall days in January: 15.6 days

The month with the highest number of snowfall days is February (15.9 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in January /
Average sunshine in January
Pocatello, ID

Average daylight in January / Average sunshine in January - Pocatello, ID
  • Average daylight in January: 9h and 3min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in January: 5h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).

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Average sunshine days in January
Pocatello, ID

Average sunshine days in January - Pocatello, ID
  • Average sunshine days in January: 14 days

The month with the most sunshine days is October (20.1 days).
The month with the least sunshine days is February (9.6 days).

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Average UV index in January
Pocatello, ID

Average UV index in January - Pocatello, ID
  • Average UV index in January: 2

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in January
Pocatello, ID

Average cloud cover in January - Pocatello, ID
  • Average cloud cover in January: 46

The month with the most cloud cover is February (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 11).

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Average visibility in January
Pocatello, ID

Average visibility in January - Pocatello, ID
  • 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).

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Pocatello, Idaho, USA

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