January weather forecast and climate
Yuma, AZ

Arizona/California border with the Colorado River in Yuma, Arizona
Arizona/California border with the Colorado River in Yuma, Arizona
January is a pleasant winter month in Yuma, Arizona, with temperature in the range of an average high of 68°F (20°C) and an average low of 50.9°F (10.5°C).

Temperature

In Yuma, Arizona, the average high-temperature is essentially the same as in December - an agreeable 68°F (20°C). In January, in Yuma, Arizona, the average low-temperature is 50.9°F (10.5°C).

Humidity

In January, the average relative humidity is 36%.

Rainfall

In Yuma, during January, the rain falls for 2.5 days and regularly aggregates up to 0.2" (5mm) of precipitation. In Yuma, during the entire year, the rain falls for 31.6 days and collects up to 2.8" (71mm) of precipitation.

Daylight

In Yuma, Arizona, the average length of the day is 10.3h.

Sunshine

In Yuma, the average sunshine in January is 8.1h.

UV index

In January, the average daily maximum UV index in Yuma is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to the Sun's UV rays for average individuals.
Note: In January, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in January in Yuma?

In Yuma, in January, the average high-temperature is 68°F (20°C), and the average low-temperature is 50.9°F (10.5°C).

What is the average humidity in January in Yuma?

In Yuma, the average relative humidity in January is 36%.

How much does it rain in Yuma in January?

In Yuma, Arizona, during January, the rain falls for 2.5 days and regularly aggregates up to 0.2" (5mm) of precipitation.

How many hours of daylight does Yuma have in January?

In Yuma, Arizona, the average length of the day in January is 10.3h.

How long on average sun shines in January in Yuma?

The average sunshine in January in Yuma is 8.1h.

What is the UV index reading in January in Yuma?

The average daily maximum UV index in January is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV radiation.
Average temperature in January - Yuma, AZ
  • Average high temperature in January: 68°F

The warmest month (with the highest average high temperature) is July (105.3°F).
The month with the lowest average high temperature is December (66°F).

  • Average low temperature in January: 50.9°F

The month with the highest average low temperature is August (86.4°F).
The coldest month (with the lowest average low temperature) is December (50.5°F).

Average pressure in January - Yuma, AZ
  • Average pressure in January: 30.07"

The month with the highest atmospheric pressure is January (30.07").
The month with the lowest atmospheric pressure is June (29.74").

Average wind speed in January - Yuma, AZ
  • Average wind speed in January: 7mph

The windiest months (with the highest average wind speed) are April and July (8.5mph).
The calmest month (with the lowest average wind speed) is November (6.6mph).

Average humidity in January - Yuma, AZ
  • Average humidity in January: 36%

The month with the highest relative humidity is December (38%).
The month with the lowest relative humidity is June (22%).

Average rainfall in January - Yuma, AZ
  • Average rainfall in January: 0.2"

The wettest months (with the highest rainfall) are July and September (0.39").
The driest months (with the least rainfall) are May and June (0.04").

Average rainfall days in January - Yuma, AZ
  • Average rainfall days in January: 2.5 days

The month with the highest number of rainy days is July (5.8 days).
The month with the least rainy days is May (0.8 days).

Average daylight in January / Average sunshine in January - Yuma, AZ
  • Average daylight in January: 10.3h

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10h).

  • Average sunshine in January: 8.1h

The month with the most sunshine is June (Average sunshine: 12.2h).
The month with the least sunshine is December (Average sunshine: 7.2h).

Average sunshine days in January - Yuma, AZ
  • Average sunshine days in January: 27.9 days

The month with the most sunshine days is May (30.2 days).
The month with the least sunshine days is July (22.1 days).

Average UV index in January - Yuma, AZ
  • Average UV index in January: 5

Months with the highest UV index are June, July, August and September (UV index 8).
Months with the lowest UV index are November and December (UV index 4).

Average cloud cover in January - Yuma, AZ
  • Average cloud cover in January: 15

The month with the most cloud cover is December (Cloud cover 17).
The month with the least cloud cover is June (Cloud cover 5).

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

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