January weather forecast
Coolin, ID

Weather in January

January, the same as December, in Coolin, Idaho, is another subzero cold winter month, with an average temperature fluctuating between 28.9°F (-1.7°C) and 17.4°F (-8.1°C).

Temperature

In Coolin, the average high-temperature in January is almost the same as in December - a still subzero cold 28.9°F (-1.7°C). In January, in Coolin, the average low-temperature is 17.4°F (-8.1°C).

Humidity

With an average relative humidity of 95%, January is the most humid month.

Rainfall

In Coolin, during 8.2 rainfall days, 2.56" (65mm) of precipitation is typically accumulated. In Coolin, during the entire year, the rain falls for 135.4 days and collects up to 23.03" (585mm) of precipitation.

Snowfall

Months with snowfall are January through May, September through December. January is the month with the most snowfall. Snow falls for 16 days and accumulates 14.76" (375mm) of snow.

Daylight

In January, the average length of the day in Coolin is 8h and 51min.
On the first day of the month, sunrise is at 7:39 am and sunset at 4:02 pm. On the last day of January, in Coolin, sunrise is at 7:17 am and sunset at 4:44 pm PST.

Sunshine

With an average of 3.1h of sunshine, January has the least sunshine of the year in Coolin.

UV index

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Coolin. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: In January, the average maximum UV index of 1 translate into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always 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.
[Resources]

FAQ

What is the temperature in January in Coolin?

The average high-temperature, in January, in Coolin, is 28.9°F (-1.7°C), while the average low-temperature is 17.4°F (-8.1°C).

What is the most humid month in Coolin?

The most humid month is January, with an average relative humidity of 95%.

What is the average humidity in January in Coolin?

In January, the average relative humidity is 95%.

How much does it rain in Coolin in January?

In Coolin, during January, the rain falls for 8.2 days and regularly aggregates up to 2.56" (65mm) of precipitation.

When does it snow the most in Coolin?

The month with the most snowfall in Coolin, Idaho, is January, when snow falls for 16 days and typically aggregates up to 14.76" (375mm) of snow.

How many days does it snow in January in Coolin?

In Coolin, in January, snow falls for 16 days, with typically accumulated 14.76" (375mm) of snow.

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

The average day length in January in Coolin is 8h and 51min.

When is the sunrise / sunset in January in Coolin?

In January, on the first day of the month, sunrise is at 7:39 am and sunset at 4:02 pm. On the last day of the month, in Coolin, Idaho, sunrise is at 7:17 am and sunset at 4:44 pm PST.

What is the month with the least sunshine in Coolin?

With an average of 3.1h of sunshine, January has the least sunshine of the year in Coolin, Idaho.

How many hours of sunshine does Coolin have in January?

The average sunshine duration in January in Coolin is 3.1h.

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

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

What is the UV index intensity in January in Coolin?

The average daily maximum UV index in January is 1. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Coolin, ID

Average temperature in January - Coolin, ID
  • Average high temperature in January: 28.9°F

The warmest month (with the highest average high temperature) is August (77.5°F).
The month with the lowest average high temperature is December (27.7°F).

  • Average low temperature in January: 17.4°F

The month with the highest average low temperature is August (47.1°F).
The coldest months (with the lowest average low temperature) are February and December (16.7°F).

[Resources]

Average pressure in January
Coolin, ID

Average pressure in January - Coolin, 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 June (29.91"Hg).

[Resources]

Average wind speed in January
Coolin, ID

Average wind speed in January - Coolin, ID
  • Average wind speed in January: 3.5mph

The windiest months (with the highest average wind speed) are April and May (4.2mph).
The calmest month (with the lowest average wind speed) is December (3.4mph).

[Resources]

Average humidity in January
Coolin, ID

Average humidity in January - Coolin, ID
  • Average humidity in January: 95%

The month with the highest relative humidity is January (95%).
The month with the lowest relative humidity is August (54%).

[Resources]

Average rainfall in January
Coolin, ID

Average rainfall in January - Coolin, ID
  • Average rainfall in January: 2.56"

The wettest month (with the highest rainfall) is December (2.83").
The driest month (with the least rainfall) is August (0.59").

[Resources]

Average rainfall days in January
Coolin, ID

Average rainfall days in January - Coolin, ID
  • Average rainfall days in January: 8.2 days

The month with the highest number of rainy days is April (17.7 days).
The month with the least rainy days is February (5.3 days).

[Resources]

Average snowfall in January
Coolin, ID

Average snowfall in January - Coolin, ID
  • Average snowfall in January: 14.76"

The month with the highest snowfall is January (14.76").
The months with the least snowfall are June, July and August (0").

[Resources]

Average snowfall days in January
Coolin, ID

Average snowfall days in January - Coolin, ID
  • Average snowfall days in January: 16 days

The month with the highest number of snowfall days is December (17.6 days).
The months with the least snowfall days are June, July and August (0 days).

[Resources]

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

Average daylight in January / Average sunshine in January - Coolin, ID
  • Average daylight in January: 8h and 51min

The month with the longest days is June (Average daylight: 16h and 3min).
The month with the shortest days is December (Average daylight: 8h and 23min).

  • Average sunshine in January: 3h and 6min

The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).

[Resources]

Average sunshine days in January
Coolin, ID

Average sunshine days in January - Coolin, ID
  • Average sunshine days in January: 12.3 days

The month with the most sunshine days is August (21 days).
The month with the least sunshine days is April (9 days).

[Resources]

Average UV index in January
Coolin, ID

Average UV index in January - Coolin, 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).

[Resources]

Average cloud cover in January
Coolin, ID

Average cloud cover in January - Coolin, ID
  • Average cloud cover in January: 69

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 16).

[Resources]

Average visibility in January
Coolin, ID

Average visibility in January - Coolin, ID
  • Average visibility in January: 2mi

The months with the highest visibility are May, June, July, August and September (6mi).
The month with the lowest visibility is January (2mi).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location