January weather forecast
McNary, AZ

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Weather in January

January, like December, is another chilly winter month in McNary, Arizona, with an average temperature fluctuating between 45.7°F (7.6°C) and 27°F (-2.8°C).

Temperature

McNary sees its lowest temperatures during January and December, with an average high-temperature of 45.7°F (7.6°C).

Humidity

January is the most humid month in McNary, with an average relative humidity of 62%.

Rainfall

In McNary, Arizona, in January, it is raining for 4.8 days, with typically 0.98" (25mm) of accumulated precipitation. Throughout the year, there are 71.1 rainfall days, and 9.96" (253mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in McNary. January is the month with the most snowfall. Snow falls for 6.1 days and accumulates 5.94" (151mm) of snow.

Daylight

In McNary, the average length of the day in January is 10h and 11min.
On the first day of January, sunrise is at 7:24 am and sunset at 5:20 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:48 pm MST.

Sunshine

In January, the average sunshine in McNary, Arizona, is 7h.

UV index

The months with the lowest UV index in McNary, Arizona, are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum daily UV index of 2 during January morphs into the following directions:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Updated: Feb 9, 2024 | Published by: Weather U.S. | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the coldest time of year in McNary?

Temperatures in McNary reach their minimum during January and December, recording an average high-temperature of 45.7°F (7.6°C).

What are the temperatures in McNary in January?

The high-temperature, in January, in McNary, is 45.7°F (7.6°C), while the low-temperature averages to 27°F (-2.8°C).

What is the most humid month in McNary?

With an average relative humidity of 62%, January is the most humid month in McNary, Arizona.

What is the average humidity in January in McNary?

In January, the average relative humidity in McNary is 62%.

How much does it rain in McNary in January?

In McNary, in January, during 4.8 rainfall days, 0.98" (25mm) of precipitation is typically accumulated.

What is the snowiest month in McNary?

January is the month with the most snowfall in McNary, Arizona. Snow falls for 6.1 days and accumulates 5.94" (151mm) of snow.

How many days does it snow in January in McNary?

In January, in McNary, it is snowing for 6.1 days. Throughout January, 5.94" (151mm) of snow is accumulated.

How many hours of daylight does McNary have in January?

In January, the average day length is 10h and 11min.

What time are sunrise and sunset in January in McNary?

In January, on the first day of the month, sunrise is at 7:24 am and sunset at 5:20 pm. On the last day of the month, in McNary, sunrise is at 7:17 am and sunset at 5:48 pm MST.

How many hours of sunshine does McNary have in January?

The average sunshine duration in January in McNary, Arizona, is 7h.

When is the lowest UV index in McNary?

The months with the lowest UV index in McNary, Arizona, are January, February, November and December, with an average maximum UV index of 2.

What is the UV index intensity in January in McNary?

In January, the average daily maximum UV index in McNary, Arizona, is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to Sun's UV rays.
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
McNary, AZ

Average temperature in January - McNary, AZ
  • Average high temperature in January: 45.7°F

The warmest month (with the highest average high temperature) is June (83.3°F).
The months with the lowest average high temperature are January and December (45.7°F).

  • Average low temperature in January: 27°F

The month with the highest average low temperature is July (61°F).
The coldest months (with the lowest average low temperature) are January and December (27°F).

Average pressure in January
McNary, AZ

Average pressure in January - McNary, AZ
  • Average pressure in January: 30.14"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in January
McNary, AZ

Average wind speed in January - McNary, AZ
  • Average wind speed in January: 7.1mph

The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average humidity in January
McNary, AZ

Average humidity in January - McNary, AZ
  • Average humidity in January: 62%

The month with the highest relative humidity is January (62%).
The month with the lowest relative humidity is June (26%).

Average rainfall in January
McNary, AZ

Average rainfall in January - McNary, AZ
  • Average rainfall in January: 0.98"

The wettest month (with the highest rainfall) is July (1.89").
The driest month (with the least rainfall) is June (0.16").

Average rainfall days in January
McNary, AZ

Average rainfall days in January - McNary, AZ
  • Average rainfall days in January: 4.8 days

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is June (2.8 days).

Average snowfall in January
McNary, AZ

Average snowfall in January - McNary, AZ
  • Average snowfall in January: 5.94"

The month with the highest snowfall is January (5.94").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
McNary, AZ

Average snowfall days in January - McNary, AZ
  • Average snowfall days in January: 6.1 days

The month with the highest number of snowfall days is December (6.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
McNary, AZ

Average daylight in January / Average sunshine in January - McNary, AZ
  • Average daylight in January: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in January: 7h and 0min

The months with the most sunshine are June and August (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).

Average sunshine days in January
McNary, AZ

Average sunshine days in January - McNary, AZ
  • Average sunshine days in January: 22.3 days

The month with the most sunshine days is October (26 days).
The month with the least sunshine days is July (9.7 days).

Average UV index in January
McNary, AZ

Average UV index in January - McNary, AZ
  • Average UV index in January: 2

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in January
McNary, AZ

Average cloud cover in January - McNary, AZ
  • Average cloud cover in January: 21

The month with the most cloud cover is December (Cloud cover 23).
The month with the least cloud cover is June (Cloud cover 8).

Average visibility in January
McNary, AZ

Average visibility in January - McNary, AZ
  • Average visibility in January: 6mi

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

McNary, Arizona, USA

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