January weather forecast
McGrath, AK

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Weather in January

January, like December, is a polar cold winter month in McGrath, Alaska, with temperature in the range of an average low of -8°F (-22.2°C) and an average high of 2.5°F (-16.4°C).

Temperature

January is the coldest month, exhibiting average temperatures of 2.5°F (-16.4°C) at the peak and -8°F (-22.2°C) at the base.

Humidity

In January, the average relative humidity is 93%.

Rainfall

January is the month with the least rainfall. Rain falls for 2.5 days and accumulates 0.47" (12mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall in McGrath. In McGrath, during January, snow falls for 11.2 days and regularly aggregates up to 3.27" (83mm) of snow. In McGrath, during the entire year, snow falls for 96.1 days and aggregates up to 38.66" (982mm) of snow.

Daylight

In McGrath, the average length of the day in January is 6h and 3min.
On the first day of the month, sunrise is at 10:56 am and sunset at 3:55 pm. On the last day of January, in McGrath, sunrise is at 9:56 am and sunset at 5:14 pm AKST.

Sunshine

The average sunshine in January in McGrath, Alaska, is 3.2h.

UV index

January, March, October through December, with an average maximum UV index of 1, are months with the lowest UV index in McGrath. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index of 1 during January leads to these instructions:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
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Frequently asked questions

What is the coldest month in McGrath?

Temperature records in McGrath, Alaska, mark January as the coldest month, with highs averaging 2.5°F (-16.4°C) and lows at -8°F (-22.2°C).

How cold is January in McGrath?

The high-temperature in McGrath, Alaska, during January is 2.5°F (-16.4°C) and the low-temperature is -8°F (-22.2°C).

What is the average humidity in January in McGrath?

In January, the average relative humidity in McGrath, Alaska, is 93%.

What is the driest month in McGrath?

The month with the least rainfall in McGrath, Alaska, is January, when the rain falls for 2.5 days and typically collects 0.47" (12mm) of precipitation.

How much does it rain in McGrath in January?

In January, in McGrath, the rain falls for 2.5 days. Throughout January, 0.47" (12mm) of precipitation is accumulated.

How many days does it snow in January in McGrath?

In McGrath, Alaska, during January, snow falls for 11.2 days and regularly aggregates up to 3.27" (83mm) of snow.

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

The average day length in January in McGrath is 6h and 3min.

What time are sunrise and sunset in January in McGrath?

In January, on the first day of the month, sunrise is at 10:56 am and sunset at 3:55 pm. On the last day of the month, sunrise is at 9:56 am and sunset at 5:14 pm AKST.

How long on average sun shines in January in McGrath?

In McGrath, Alaska, the average sunshine duration in January is 3.2h.

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

January, March, October through December, with an average maximum UV index of 1, are months with the lowest UV index in McGrath.

What is the UV index intensity in January in McGrath?

In January, the average daily maximum UV index is 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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
McGrath, AK

Average temperature in January - McGrath, AK
  • Average high temperature in January: 2.5°F

The warmest month (with the highest average high temperature) is July (67.1°F).
The month with the lowest average high temperature is January (2.5°F).

  • Average low temperature in January: -8°F

The month with the highest average low temperature is July (50°F).
The coldest month (with the lowest average low temperature) is January (-8°F).

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Average pressure in January
McGrath, AK

Average pressure in January - McGrath, AK
  • Average pressure in January: 29.83"Hg

The month with the highest atmospheric pressure is July (29.92"Hg).
The month with the lowest atmospheric pressure is October (29.72"Hg).

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Average wind speed in January
McGrath, AK

Average wind speed in January - McGrath, AK
  • Average wind speed in January: 5.5mph

The windiest month (with the highest average wind speed) is May (5.9mph).
The calmest months (with the lowest average wind speed) are February, November and December (5.3mph).

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Average humidity in January
McGrath, AK

Average humidity in January - McGrath, AK
  • Average humidity in January: 93%

The month with the highest relative humidity is March (94%).
The month with the lowest relative humidity is June (62%).

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Average rainfall in January
McGrath, AK

Average rainfall in January - McGrath, AK
  • Average rainfall in January: 0.47"

The wettest month (with the highest rainfall) is August (2.13").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days in January
McGrath, AK

Average rainfall days in January - McGrath, AK
  • Average rainfall days in January: 2.5 days

The month with the highest number of rainy days is August (18.9 days).
The month with the least rainy days is February (2.3 days).

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Average snowfall in January
McGrath, AK

Average snowfall in January - McGrath, AK
  • Average snowfall in January: 3.27"

The month with the highest snowfall is November (10.16").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in January
McGrath, AK

Average snowfall days in January - McGrath, AK
  • Average snowfall days in January: 11.2 days

The months with the highest number of snowfall days are March and November (15.8 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
McGrath, AK

Average daylight in January / Average sunshine in January - McGrath, AK
  • Average daylight in January: 6h and 0min

The month with the longest days is June (Average daylight: 20h and 6min).
The month with the shortest days is December (Average daylight: 4h and 54min).

  • Average sunshine in January: 3h and 1min

The month with the most sunshine is May (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 2h and 24min).

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Average sunshine days in January
McGrath, AK

Average sunshine days in January - McGrath, AK
  • Average sunshine days in January: 20.3 days

The month with the most sunshine days is January (20.3 days).
The month with the least sunshine days is August (9.6 days).

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Average UV index in January
McGrath, AK

Average UV index in January - McGrath, AK
  • Average UV index in January: 1

The months with the highest UV index are May, June and July (UV index 4).
The months with the lowest UV index are January, March, October, November and December (UV index 1).

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Average cloud cover in January
McGrath, AK

Average cloud cover in January - McGrath, AK
  • Average cloud cover in January: 52

The month with the most cloud cover is April (Cloud cover 68).
The months with the least cloud cover are May and June (Cloud cover 47).

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Average visibility in January
McGrath, AK

Average visibility in January - McGrath, AK
  • Average visibility in January: 4mi

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

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McGrath, Alaska, USA

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