January weather forecast
Santa, ID

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Weather in January

January is a cold winter month in Santa, Idaho, with an average temperature fluctuating between 33.1°F (0.6°C) and 21.7°F (-5.7°C).

Temperature

Santa ushers in January with an average high-temperature of a cold 33.1°F (0.6°C), showing a close resemblance to the previous month. During January, the average low-temperature is a subzero cold 21.7°F (-5.7°C).

Humidity

The most humid month is January, with an average relative humidity of 92%.

Rainfall

January is the month with the most rainfall in Santa. Rain falls for 8.7 days and accumulates 2.24" (57mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall. The month with the most snowfall in Santa, Idaho, is January, when snow falls for 12.8 days and typically aggregates up to 11.73" (298mm) of snow.

Daylight

In January, the average length of the day is 9h and 1min.
On the first day of the month, sunrise is at 7:32 am and sunset at 4:06 pm. On the last day of January, sunrise is at 7:12 am and sunset at 4:46 pm PST.

Sunshine

The months with the least sunshine in Santa are January and December, with an average of 3.5h of sunshine.

UV index

The months with the lowest UV index in Santa are January, February, November and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.
Note: The daily high UV index of 1 during January translates into the following recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
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Frequently asked questions

How cold is January in Santa?

An average high-temperature, in January, in Santa, is 33.1°F (0.6°C) and the average low-temperature is 21.7°F (-5.7°C).

What is the most humid month in Santa?

With an average relative humidity of 92%, January is the most humid month in Santa, Idaho.

What is the average humidity in January in Santa?

In January, the average relative humidity in Santa, Idaho, is 92%.

What is the wettest month in Santa?

The month with the most rainfall in Santa is January, when the rain falls for 8.7 days and typically aggregates up to 2.24" (57mm) of precipitation.

How many days does it rain in January in Santa?

In Santa, Idaho, during January, the rain falls for 8.7 days and regularly aggregates up to 2.24" (57mm) of precipitation.

What is the snowiest month in Santa?

January is the month with the most snowfall in Santa, Idaho. Snow falls for 12.8 days and accumulates 11.73" (298mm) of snow.

How many days does it snow in January in Santa?

In Santa, Idaho, during January, snow falls for 12.8 days and regularly aggregates up to 11.73" (298mm) of snow.

How many hours of daylight does Santa have in January?

The average day length in January in Santa, Idaho, is 9h and 1min.

What time are sunrise and sunset in January in Santa?

On the first day of January in Santa, sunrise is at 7:32 am and sunset at 4:06 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 4:46 pm PST.

What is the month with the least sunshine in Santa?

The months with the least sunshine in Santa are January and December, with an average of 3.5h of sunshine.

How long on average sun shines in January in Santa?

The average sunshine duration in January in Santa is 3.5h.

What is the month with the lowest UV index in Santa?

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

What is the UV index reading in January in Santa?

In Santa, Idaho, the average daily maximum UV index in January is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Santa, ID

Average temperature in January - Santa, ID
  • Average high temperature in January: 33.1°F

The warmest month (with the highest average high temperature) is August (80.2°F).
The month with the lowest average high temperature is December (31.5°F).

  • Average low temperature in January: 21.7°F

The month with the highest average low temperature is August (49.3°F).
The coldest month (with the lowest average low temperature) is December (20.8°F).

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Average pressure in January
Santa, ID

Average pressure in January - Santa, ID
  • Average pressure in January: 30.19"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.92"Hg).

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Average wind speed in January
Santa, ID

Average wind speed in January - Santa, ID
  • Average wind speed in January: 4.1mph

The windiest month (with the highest average wind speed) is April (4.8mph).
The calmest months (with the lowest average wind speed) are August and September (3.9mph).

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Average humidity in January
Santa, ID

Average humidity in January - Santa, ID
  • Average humidity in January: 92%

The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is August (52%).

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Average rainfall in January
Santa, ID

Average rainfall in January - Santa, ID
  • Average rainfall in January: 2.24"

The wettest month (with the highest rainfall) is January (2.24").
The driest month (with the least rainfall) is July (0.35").

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Average rainfall days in January
Santa, ID

Average rainfall days in January - Santa, ID
  • Average rainfall days in January: 8.7 days

The month with the highest number of rainy days is April (14.4 days).
The month with the least rainy days is July (5.4 days).

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Average snowfall in January
Santa, ID

Average snowfall in January - Santa, ID
  • Average snowfall in January: 11.73"

The month with the highest snowfall is January (11.73").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in January
Santa, ID

Average snowfall days in January - Santa, ID
  • Average snowfall days in January: 12.8 days

The month with the highest number of snowfall days is December (14.5 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in January / Average sunshine in January - Santa, ID
  • Average daylight in January: 9h and 0min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in January: 3h and 3min

The month with the most sunshine is August (Average sunshine: 11h and 54min).
The months with the least sunshine are January and December (Average sunshine: 3h and 30min).

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Average sunshine days in January
Santa, ID

Average sunshine days in January - Santa, ID
  • Average sunshine days in January: 14.4 days

The month with the most sunshine days is July (24.3 days).
The month with the least sunshine days is February (10.1 days).

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Average UV index in January
Santa, ID

Average UV index in January - Santa, 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, February, November and December (UV index 1).

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Average cloud cover in January
Santa, ID

Average cloud cover in January - Santa, ID
  • Average cloud cover in January: 64

The months with the most cloud cover are January, February and December (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 13).

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Average visibility in January
Santa, ID

Average visibility in January - Santa, ID
  • Average visibility in January: 3mi

The months with the highest visibility are May, June, July, August and September (6mi).
The months with the lowest visibility are January and February (3mi).

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Santa, Idaho, USA

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