January weather forecast
Rigby, ID

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Weather in January

It's the start of the year in Rigby, Idaho, and winter weather is in full swing. Frozen landscapes dominate the scenery compared to the mild temperatures and sunshine of the coming months. In January, Rigby experiences an average high temperature of only 27.9°F (-2.3°C) and a low of 13.8°F (-10.1°C), making it the coldest month of the year. The skies are often clouded over, and snowfall is frequent, transforming the city into a winter wonderland. Keep an eye out for precipitation, as it varies between snow and rainfall depending on the daily temperatures.

Temperature

The arrival of January coincides with an average high-temperature of a still freezing cold 27.9°F (-2.3°C), indicating a minimal shift from December's 27.1°F (-2.7°C). Rigby, during January nights, observes an average temperature of 13.8°F (-10.1°C).

Humidity

With an average relative humidity of 90%, January is the most humid month.

Rainfall

In Rigby, Idaho, during January, the rain falls for 7.8 days and regularly aggregates up to 1.06" (27mm) of precipitation. In Rigby, during the entire year, the rain falls for 112.3 days and collects up to 10.94" (278mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall in Rigby. January is the month with the most snowfall. Snow falls for 17.3 days and accumulates 8.31" (211mm) of snow.

Daylight

In January, the average length of the day in Rigby is 9h and 23min.
On the first day of January in Rigby, sunrise is at 8:01 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:36 pm MST.

Sunshine

January has the least sunshine of the year in Rigby, with an average of 4.7h of sunshine.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The maximum UV index, 1 during January, leads to the following recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
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Frequently asked questions

How cold is it in Rigby in January?

The average high-temperature and low-temperature in Rigby, Idaho, during January are 27.9°F (-2.3°C) and 13.8°F (-10.1°C) respectively.

What is the most humid month in Rigby?

The most humid month in Rigby, Idaho, is January, with an average relative humidity of 90%.

What is the average humidity in January in Rigby?

The average relative humidity in January in Rigby is 90%.

How many days does it rain in January in Rigby?

In Rigby, Idaho, during January, the rain falls for 7.8 days and regularly aggregates up to 1.06" (27mm) of precipitation.

What is the snowiest month in Rigby?

The month with the most snowfall is January, when snow falls for 17.3 days and typically aggregates up to 8.31" (211mm) of snow.

How many days does it snow in January in Rigby?

In Rigby, in January, snow falls for 17.3 days, with typically accumulated 8.31" (211mm) of snow.

What is the average length of the day in January in Rigby?

The average day length in January in Rigby is 9h and 23min.

When are sunrise and sunset in January in Rigby?

In January, on the first day of the month, sunrise is at 8:01 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:36 pm MST.

What is the month with the least sunshine in Rigby?

January has the least sunshine of the year in Rigby, with an average of 4.7h of sunshine.

How long on average sun shines in January in Rigby?

The average sunshine duration in January in Rigby, Idaho, is 4.7h.

When is the lowest UV index in Rigby?

January and December, with an average maximum UV index of 1, are months with the lowest UV index.

How high is the UV index in January in Rigby?

In Rigby, Idaho, the average daily maximum UV index in January is 1. A UV Index reading of 2, and below, represents a low health threat from unsafe exposure to Sun's UV rays.
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
Rigby, ID

Average temperature in January - Rigby, ID
  • Average high temperature in January: 27.9°F

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is December (27.1°F).

  • Average low temperature in January: 13.8°F

The month with the highest average low temperature is August (53.8°F).
The coldest month (with the lowest average low temperature) is January (13.8°F).

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Average pressure in January
Rigby, ID

Average pressure in January - Rigby, ID
  • Average pressure in January: 30.29"Hg

The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in January
Rigby, ID

Average wind speed in January - Rigby, ID
  • Average wind speed in January: 4.9mph

The windiest month (with the highest average wind speed) is April (8mph).
The calmest month (with the lowest average wind speed) is January (4.9mph).

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Average humidity in January
Rigby, ID

Average humidity in January - Rigby, ID
  • Average humidity in January: 90%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (37%).

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Average rainfall in January
Rigby, ID

Average rainfall in January - Rigby, ID
  • Average rainfall in January: 1.06"

The wettest month (with the highest rainfall) is May (1.26").
The driest month (with the least rainfall) is July (0.31").

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Average rainfall days in January
Rigby, ID

Average rainfall days in January - Rigby, ID
  • Average rainfall days in January: 7.8 days

The month with the highest number of rainy days is April (14.2 days).
The month with the least rainy days is July (5.8 days).

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Average snowfall in January
Rigby, ID

Average snowfall in January - Rigby, ID
  • Average snowfall in January: 8.31"

The month with the highest snowfall is January (8.31").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in January
Rigby, ID

Average snowfall days in January - Rigby, ID
  • Average snowfall days in January: 17.3 days

The month with the highest number of snowfall days is January (17.3 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
Rigby, ID

Average daylight in January / Average sunshine in January - Rigby, ID
  • Average daylight in January: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in January: 4h and 4min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

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Average sunshine days in January
Rigby, ID

Average sunshine days in January - Rigby, ID
  • Average sunshine days in January: 13.4 days

The month with the most sunshine days is July (22.3 days).
The month with the least sunshine days is February (9.9 days).

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Average UV index in January
Rigby, ID

Average UV index in January - Rigby, ID
  • Average UV index in January: 1

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

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Average cloud cover in January
Rigby, ID

Average cloud cover in January - Rigby, ID
  • Average cloud cover in January: 51

The month with the most cloud cover is February (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 11).

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Average visibility in January
Rigby, ID

Average visibility in January - Rigby, ID
  • Average visibility in January: 4mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (4mi).

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Rigby, Idaho, USA

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