May 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
The last month of the spring, May, is a tropical month in Yuma, Arizona, with average temperature varying between 91.6°F (33.1°C) and 68.5°F (20.3°C).

Temperature

In May, the average high-temperature slightly increases, from a moderately hot 85.1°F (29.5°C) in April, to a hot 91.6°F (33.1°C). In May, in Yuma, the average low-temperature is 68.5°F (20.3°C).

Humidity

The average relative humidity in May is 24%.

Rainfall

Months with the least rainfall in Yuma, Arizona, are May and June Rain falls for 0.8 days and accumulates 0.04" (1mm) of rain.

Daylight

In Yuma, Arizona, the average length of the day is 13.9h.

Sunshine

In May, the average sunshine is 12h.

UV index

The average daily maximum UV index in Yuma is 7. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to the UV radiation for ordinary individuals.
Note: The average daily UV index of 7 in May transform into the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in May in Yuma?

In Yuma, in May, the average high-temperature is 91.6°F (33.1°C), and the average low-temperature is 68.5°F (20.3°C).

What is the average humidity in May in Yuma?

In Yuma, Arizona, the average relative humidity in May is 24%.

How many days does it rain in May in Yuma?

In Yuma, in May, it is raining for 0.8 days, with typically 0.04" (1mm) of accumulated precipitation.

What is the driest month in Yuma?

May and June are months with the least rain in Yuma when the rain falls for 0.8 days and typically aggregates up to 0.04" (1mm) of rain.

How many hours of daylight does Yuma have in May?

The average length of the day in May in Yuma is 13.9h.

How long on average sun shines in May in Yuma?

In Yuma, Arizona, the average sunshine in May is 12h.

What is the UV index intensity in May in Yuma?

The average daily maximum UV index in May in Yuma, Arizona, is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health from the exposure to the Sun's UV rays.
Average temperature in May - Yuma, AZ
  • Average high temperature in May: 91.6°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 May: 68.5°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 May - Yuma, AZ
  • Average pressure in May: 29.8"

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 May - Yuma, AZ
  • Average wind speed in May: 8.2mph

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 May - Yuma, AZ
  • Average humidity in May: 24%

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

Average rainfall in May - Yuma, AZ
  • Average rainfall in May: 0.04"

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 May - Yuma, AZ
  • Average rainfall days in May: 0.8 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 May / Average sunshine in May - Yuma, AZ
  • Average daylight in May: 13.9h

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 May: 12h

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 May - Yuma, AZ
  • Average sunshine days in May: 30.2 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 May - Yuma, AZ
  • Average UV index in May: 7

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 May - Yuma, AZ
  • Average cloud cover in May: 6

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 May - Yuma, AZ
  • Average visibility in May: 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).