January weather forecastGray Mountain, AZ

January

Weather in January

January, the same as December, in Gray Mountain, Arizona, is a frosty winter month, with an average temperature varying between 28°F (-2.2°C) and 43.7°F (6.5°C).

Temperature

January is the coldest month, with an average high-temperature of 43.7°F (6.5°C) and an average low-temperature of 28°F (-2.2°C).

Humidity

The most humid month is January, with an average relative humidity of 61%.

Rainfall

The month with the most rainfall is January, when the rain falls for 5.1 days and typically aggregates up to 0.59" (15mm) of precipitation.

Snowfall

Months with snowfall in Gray Mountain are January through April, October through December. In Gray Mountain, in January, during 3.9 snowfall days, 1.65" (42mm) of snow is typically accumulated. In Gray Mountain, during the entire year, snow falls for 13.3 days and aggregates up to 5.75" (146mm) of snow.

Daylight

In Gray Mountain, the average length of the day in January is 10h and 4min.
On the first day of the month, sunrise is at 7:35 am and sunset at 5:23 pm. On the last day of January, sunrise is at 7:26 am and sunset at 5:51 pm MST.

Sunshine

The average sunshine in January is 7.1h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.
Note: An average UV index of 2 in January transforms into this advice:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Gray Mountain records the coldest temperatures in January, averaging a high of 43.7°F (6.5°C) and a low of 28°F (-2.2°C).

The high-temperature during January is 43.7°F (6.5°C) and the low-temperature is 28°F (-2.2°C).

The most humid month is January, with an average relative humidity of 61%.

In Gray Mountain, Arizona, the average relative humidity in January is 61%.

The month with the most rainfall is January, when the rain falls for 5.1 days and typically aggregates up to 0.59" (15mm) of precipitation.

In Gray Mountain, in January, it is raining for 5.1 days, with typically 0.59" (15mm) of accumulated precipitation.

In Gray Mountain, in January, during 3.9 snowfall days, 1.65" (42mm) of snow is typically accumulated.

The average day length in January is 10h and 4min.

On the first day of January, sunrise is at 7:35 am and sunset at 5:23 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 5:51 pm MST.

In January, the average sunshine duration is 7.1h.

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

The average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a low health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Gray Mountain, AZ

  • Average high temperature in January: 43.7°F

The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (43.7°F).

  • Average low temperature in January: 28°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (28°F).

Average pressure in January
Gray Mountain, AZ

  • Average pressure in January: 30.18"Hg

The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in January
Gray Mountain, AZ

  • Average wind speed in January: 5.4mph

The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest month (with the lowest average wind speed) is January (5.4mph).

Average humidity in January
Gray Mountain, AZ

  • Average humidity in January: 61%

The month with the highest relative humidity is January (61%).
The month with the lowest relative humidity is June (18%).

Average rainfall in January
Gray Mountain, AZ

  • Average rainfall in January: 0.59"

The wettest month (with the highest rainfall) is January (0.59").
The driest month (with the least rainfall) is June (0.2").

Average rainfall days in January
Gray Mountain, AZ

  • Average rainfall days in January: 5.1 days

The month with the highest number of rainy days is July (6.5 days).
The month with the least rainy days is June (2.6 days).

Average snowfall in January
Gray Mountain, AZ

  • Average snowfall in January: 1.65"

The month with the highest snowfall is December (1.77").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Gray Mountain, AZ

  • Average snowfall days in January: 3.9 days

The month with the highest number of snowfall days is December (4.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Gray Mountain, AZ

  • Average daylight in January: 10h and 6min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in January: 7h and 6min

The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

Average sunshine days in January
Gray Mountain, AZ

  • Average sunshine days in January: 23.2 days

The month with the most sunshine days is June (26.7 days).
The month with the least sunshine days is February (20.7 days).

Average UV index in January
Gray Mountain, AZ

  • Average UV index in January: 2

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in January
Gray Mountain, AZ

  • Average cloud cover in January: 20

The month with the most cloud cover is December (Cloud cover 21).
The months with the least cloud cover are June and September (Cloud cover 8).

Average visibility in January
Gray Mountain, 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).