January weather forecast
Arlington, AZ

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Weather in January

January, like December, in Arlington, Arizona, is another enjoyable winter month, with an average temperature varying between 64°F (17.8°C) and 46.9°F (8.3°C).

Temperature

With the transition into January, Arlington notes an average high-temperature of a still enjoyable 64°F (17.8°C), closely resembling December. Throughout January, the average low-temperature dips to a chilly 46.9°F (8.3°C).

Humidity

In Arlington, the average relative humidity in January is 42%.

Rainfall

In Arlington, in January, during 3.9 rainfall days, 0.63" (16mm) of precipitation is typically accumulated. In Arlington, Arizona, during the entire year, the rain falls for 54 days and collects up to 8.07" (205mm) of precipitation.

Daylight

The average length of the day in January is 10h and 14min.
On the first day of the month, sunrise is at 7:34 am and sunset at 5:34 pm. On the last day of January, sunrise is at 7:27 am and sunset at 6:01 pm MST.

Sunshine

In Arlington, the average sunshine in January is 7.1h.

UV index

The average daily maximum UV index in January is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 4 in January converts into the following recommendations:
Preventative actions are necessary - Recommendations to ward off sunburn are given. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Enhance your sun protection with tightly woven, yet airy clothing.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in January?

In Arlington, in January, the average high-temperature is 64°F (17.8°C), and the average low-temperature is 46.9°F (8.3°C).

What is the average humidity in January?

The average relative humidity in January is 42%.

How many days does it rain in January?

In January, the rain falls for 3.9 days. Throughout January, 0.63" (16mm) of precipitation is accumulated.

How many hours of daylight does Arlington have in January?

In January, the average day length is 10h and 14min.

What time are sunrise and sunset in January?

On the first day of January, sunrise is at 7:34 am and sunset at 5:34 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 6:01 pm MST.

How long on average sun shines in January?

The average sunshine duration in January is 7.1h.

How high is the UV index in January?

In January, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Arlington, AZ

Average temperature in January - Arlington, AZ
  • Average high temperature in January: 64°F

The warmest month (with the highest average high temperature) is July (102.7°F).
The month with the lowest average high temperature is December (62.6°F).

  • Average low temperature in January: 46.9°F

The month with the highest average low temperature is August (84.2°F).
The coldest month (with the lowest average low temperature) is December (46.8°F).

Average pressure in January
Arlington, AZ

Average pressure in January - Arlington, AZ
  • Average pressure in January: 30.08"Hg

The month with the highest atmospheric pressure is January (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.79"Hg).

Average wind speed in January
Arlington, AZ

Average wind speed in January - Arlington, AZ
  • Average wind speed in January: 4.7mph

The windiest months (with the highest average wind speed) are April and May (6.8mph).
The calmest month (with the lowest average wind speed) is December (4.6mph).

Average humidity in January
Arlington, AZ

Average humidity in January - Arlington, AZ
  • Average humidity in January: 42%

The month with the highest relative humidity is December (43%).
The month with the lowest relative humidity is June (17%).

Average rainfall in January
Arlington, AZ

Average rainfall in January - Arlington, AZ
  • Average rainfall in January: 0.63"

The wettest months (with the highest rainfall) are August, September and October (1.14").
The driest month (with the least rainfall) is June (0.08").

Average rainfall days in January
Arlington, AZ

Average rainfall days in January - Arlington, AZ
  • Average rainfall days in January: 3.9 days

The month with the highest number of rainy days is July (9.8 days).
The month with the least rainy days is June (0.9 days).

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

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

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in January: 7h and 1min

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

Average sunshine days in January
Arlington, AZ

Average sunshine days in January - Arlington, AZ
  • Average sunshine days in January: 26.3 days

The month with the most sunshine days is May (28.7 days).
The month with the least sunshine days is August (18 days).

Average UV index in January
Arlington, AZ

Average UV index in January - Arlington, AZ
  • Average UV index in January: 4

The months with the highest UV index are May, June, July and August (UV index 8).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in January
Arlington, AZ

Average cloud cover in January - Arlington, AZ
  • Average cloud cover in January: 18

The month with the most cloud cover is December (Cloud cover 20).
The month with the least cloud cover is June (Cloud cover 5).

Average visibility in January
Arlington, AZ

Average visibility in January - Arlington, 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).

Arlington, Arizona, USA

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