January weather forecast
Eastport, ID

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Weather in January

January, the same as December, in Eastport, Idaho, is a freezing cold winter month, with temperature in the range of an average high of 28.4°F (-2°C) and an average low of 16.3°F (-8.7°C).

Temperature

The advent of January observes an average high-temperature of a still freezing cold 28.4°F (-2°C), nearly identical to December's 27.3°F (-2.6°C). In Eastport, January nights cool down to an average of 16.3°F (-8.7°C).

Humidity

The most humid month is January, with an average relative humidity of 94%.

Rainfall

In Eastport, in January, it is raining for 13.2 days, with typically 2.72" (69mm) of accumulated precipitation. Throughout the year, there are 157.1 rainfall days, and 21.61" (549mm) of precipitation is accumulated.

Snowfall

January through April, September through December are months with snowfall. The month with the most snowfall is January, when snow falls for 14.2 days and typically aggregates up to 11.02" (280mm) of snow.

Daylight

In January, the average length of the day is 8h and 47min.
On the first day of the month, sunrise is at 8:38 am and sunset at 4:57 pm. On the last day of January, sunrise is at 8:16 am and sunset at 5:39 pm MST.

Sunshine

The month with the least sunshine is January, with an average of 3.8h of sunshine.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index of 1 during January translates into these guidelines:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Around midday, solar radiation is most harmful; hence, exposure should be limited. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Updated: Jun 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is January?

The high-temperature during January is 28.4°F (-2°C) and the low-temperature is 16.3°F (-8.7°C).

What is the most humid month?

January is the most humid month, with an average relative humidity of 94%.

What is the average humidity in January?

In Eastport, the average relative humidity in January is 94%.

How many days does it rain in January in Eastport?

In January, the rain falls for 13.2 days. Throughout January, 2.72" (69mm) of precipitation is accumulated.

When does it snow the most in Eastport?

The month with the most snowfall is January, when snow falls for 14.2 days and typically aggregates up to 11.02" (280mm) of snow.

How much does it snow in January?

In Eastport, during January, snow falls for 14.2 days and regularly aggregates up to 11.02" (280mm) of snow.

What is the average length of the day in January?

In January, the average day length is 8h and 47min.

When are sunrise and sunset in January?

On the first day of January, sunrise is at 8:38 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 8:16 am and sunset at 5:39 pm MST.

What is the month with the least sunshine?

With an average of 3.8h of sunshine, January has the least sunshine of the year.

How long on average sun shines in January?

In Eastport, the average sunshine duration in January is 3.8h.

What are the months with the lowest UV index?

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

What is the UV index reading in January?

In Eastport, the average daily maximum UV index in January is 1. A UV Index value of 2, and less, symbolizes 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
Eastport, ID

Average temperature in January - Eastport, ID
  • Average high temperature in January: 28.4°F

The warmest month (with the highest average high temperature) is August (76.3°F).
The month with the lowest average high temperature is December (27.3°F).

  • Average low temperature in January: 16.3°F

The month with the highest average low temperature is August (47.7°F).
The coldest months (with the lowest average low temperature) are January and December (16.3°F).

Average pressure in January
Eastport, ID

Average pressure in January - Eastport, 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).

Average wind speed in January
Eastport, ID

Average wind speed in January - Eastport, ID
  • Average wind speed in January: 3.6mph

The windiest month (with the highest average wind speed) is June (4.3mph).
The calmest month (with the lowest average wind speed) is December (3.5mph).

Average humidity in January
Eastport, ID

Average humidity in January - Eastport, ID
  • Average humidity in January: 94%

The month with the highest relative humidity is January (94%).
The month with the lowest relative humidity is August (55%).

Average rainfall in January
Eastport, ID

Average rainfall in January - Eastport, ID
  • Average rainfall in January: 2.72"

The wettest month (with the highest rainfall) is December (2.76").
The driest month (with the least rainfall) is August (0.43").

Average rainfall days in January
Eastport, ID

Average rainfall days in January - Eastport, ID
  • Average rainfall days in January: 13.2 days

The month with the highest number of rainy days is April (19.7 days).
The month with the least rainy days is August (6.5 days).

Average snowfall in January
Eastport, ID

Average snowfall in January - Eastport, ID
  • Average snowfall in January: 11.02"

The month with the highest snowfall is January (11.02").
The months with the least snowfall are May, June, July and August (0").

Average snowfall days in January
Eastport, ID

Average snowfall days in January - Eastport, ID
  • Average snowfall days in January: 14.2 days

The month with the highest number of snowfall days is December (17.4 days).
The months with the least snowfall days are May, June, July and August (0 days).

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

Average daylight in January / Average sunshine in January - Eastport, ID
  • Average daylight in January: 8h and 5min

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).

  • Average sunshine in January: 3h and 5min

The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in January
Eastport, ID

Average sunshine days in January - Eastport, ID
  • Average sunshine days in January: 11.5 days

The month with the most sunshine days is August (21.8 days).
The month with the least sunshine days is March (7.7 days).

Average UV index in January
Eastport, ID

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

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average cloud cover in January
Eastport, ID

Average cloud cover in January - Eastport, ID
  • Average cloud cover in January: 62

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 15).

Average visibility in January
Eastport, ID

Average visibility in January - Eastport, 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).

Eastport, Idaho, USA

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