January weather forecast
Cottonwood, ID

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Weather in January

January, like December, in Cottonwood, Idaho, is an icy winter month, with an average temperature ranging between min 22.5°F (-5.3°C) and max 34.9°F (1.6°C).

Temperature

As January takes its course, Cottonwood's average high-temperature registers at a still cold 34.9°F (1.6°C), closely aligning with the preceding month. In the month of January, Cottonwood records a consistent average low-temperature of 22.5°F (-5.3°C).

Humidity

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

Rainfall

In Cottonwood, in January, during 6 rainfall days, 2.6" (66mm) of precipitation is typically accumulated. In Cottonwood, Idaho, during the entire year, the rain falls for 133.5 days and collects up to 28.9" (734mm) of precipitation.

Snowfall

January through June, September through December are months with snowfall in Cottonwood. In Cottonwood, in January, during 19.2 snowfall days, 19.53" (496mm) of snow is typically accumulated. In Cottonwood, during the entire year, snow falls for 112.2 days and aggregates up to 105.79" (2687mm) of snow.

Daylight

In January, the average length of the day in Cottonwood is 9h and 8min.
On the first day of January, sunrise is at 7:27 am and sunset at 4:10 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 4:48 pm PST.

Sunshine

In January, the average sunshine is 4.3h.

UV index

In Cottonwood, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 2 in January interprets into the following recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
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Frequently asked questions

How cold is it in Cottonwood in January?

The high-temperature, in January, in Cottonwood, is 34.9°F (1.6°C), while the low-temperature averages to 22.5°F (-5.3°C).

What is the most humid month in Cottonwood?

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

What is the average humidity in January in Cottonwood?

In January, the average relative humidity in Cottonwood is 90%.

How many days does it rain in January in Cottonwood?

In Cottonwood, in January, it is raining for 6 days, with typically 2.6" (66mm) of accumulated precipitation.

How many days does it snow in January in Cottonwood?

In January, it is snowing for 19.2 days. Throughout January, 19.53" (496mm) of snow is accumulated.

How many hours of daylight does Cottonwood have in January?

The average day length in January in Cottonwood is 9h and 8min.

When are sunrise and sunset in January in Cottonwood?

On the first day of January in Cottonwood, Idaho, sunrise is at 7:27 am and sunset at 4:10 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 4:48 pm PST.

How many hours of sunshine does Cottonwood have in January?

In Cottonwood, the average sunshine duration in January is 4.3h.

How high is the UV index in January in Cottonwood?

The average daily maximum UV index in January in Cottonwood is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's 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
Cottonwood, ID

Average temperature in January - Cottonwood, ID
  • Average high temperature in January: 34.9°F

The warmest month (with the highest average high temperature) is August (82°F).
The month with the lowest average high temperature is December (32.5°F).

  • Average low temperature in January: 22.5°F

The month with the highest average low temperature is August (54.7°F).
The coldest month (with the lowest average low temperature) is December (20.7°F).

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Average pressure in January
Cottonwood, ID

Average pressure in January - Cottonwood, ID
  • Average pressure in January: 30.21"Hg

The month with the highest atmospheric pressure is January (30.21"Hg).
The months with the lowest atmospheric pressure are June and August (29.93"Hg).

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Average wind speed in January
Cottonwood, ID

Average wind speed in January - Cottonwood, ID
  • Average wind speed in January: 4.8mph

The windiest months (with the highest average wind speed) are January, February, March and November (4.8mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).

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Average humidity in January
Cottonwood, ID

Average humidity in January - Cottonwood, 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 (44%).

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Average rainfall in January
Cottonwood, ID

Average rainfall in January - Cottonwood, ID
  • Average rainfall in January: 2.6"

The wettest month (with the highest rainfall) is April (3.58").
The driest month (with the least rainfall) is July (0.63").

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Average rainfall days in January
Cottonwood, ID

Average rainfall days in January - Cottonwood, ID
  • Average rainfall days in January: 6 days

The month with the highest number of rainy days is April (17.8 days).
The month with the least rainy days is January (6 days).

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Average snowfall in January
Cottonwood, ID

Average snowfall in January - Cottonwood, ID
  • Average snowfall in January: 19.53"

The month with the highest snowfall is February (23.11").
The months with the least snowfall are July and August (0").

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Average snowfall days in January
Cottonwood, ID

Average snowfall days in January - Cottonwood, ID
  • Average snowfall days in January: 19.2 days

The month with the highest number of snowfall days is December (19.9 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
Cottonwood, ID

Average daylight in January / Average sunshine in January - Cottonwood, ID
  • Average daylight in January: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in January: 4h and 2min

The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).

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Average sunshine days in January
Cottonwood, ID

Average sunshine days in January - Cottonwood, ID
  • Average sunshine days in January: 11.6 days

The month with the most sunshine days is July (21.2 days).
The month with the least sunshine days is March (7.3 days).

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Average UV index in January
Cottonwood, ID

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

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

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Average cloud cover in January
Cottonwood, ID

Average cloud cover in January - Cottonwood, ID
  • Average cloud cover in January: 56

The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 13).

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Average visibility in January
Cottonwood, ID

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

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

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Cottonwood, Idaho, USA

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