Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
In May, the average high-temperature increases from an enjoyable 62.4°F (16.9°C) in April to an agreeable 72.1°F (22.3°C). Despite drastic daytime highs, Mesa logs an average low-temperature reading of 49.8°F (9.9°C) throughout May.Humidity
In Mesa, the average relative humidity in May is 50%.Rainfall
In Mesa, in May, it is raining for 8.1 days, with typically 0.75" (19mm) of accumulated precipitation. In Mesa, during the entire year, the rain falls for 97 days and collects up to 7.36" (187mm) of precipitation.Snowfall
In Mesa, snow does not fall in April through August and October.Daylight
In May, the average length of the day is 15h and 2min.On the first day of May, sunrise is at 5:39 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 5:06 am and sunset at 8:41 pm PDT.
Sunshine
In Mesa, the average sunshine in May is 10.9h.UV index
In Mesa, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: During May, 5 as the daily maximum UV index converts into the following advice:
Undertake protective steps - Recommendations to avoid sunburn are issued. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May in Mesa?
What is the average humidity in May?
How many days does it rain in May?
When it does not snow?
What is the average length of the day in May?
What time are sunrise and sunset in May?
How long on average sun shines in May?
How high is the UV index in May?
Average temperature in May
Mesa, WA
- Average high temperature in May: 72.1°F
The warmest month (with the highest average high temperature) is July (89.1°F).
The month with the lowest average high temperature is December (36.5°F).
- Average low temperature in May: 49.8°F
The month with the highest average low temperature is August (63.1°F).
The coldest month (with the lowest average low temperature) is December (26.2°F).
Average pressure in May
Mesa, WA
- Average pressure in May: 29.94"Hg
The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is August (29.9"Hg).
Average wind speed in May
Mesa, WA
- Average wind speed in May: 7.4mph
The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is December (5.8mph).
Average humidity in May
Mesa, WA
- Average humidity in May: 50%
The month with the highest relative humidity is January (82%).
The months with the lowest relative humidity are July and August (36%).
Average rainfall in May
Mesa, WA
- Average rainfall in May: 0.75"
The wettest month (with the highest rainfall) is January (0.94").
The driest months (with the least rainfall) are July and August (0.2").
Average rainfall days in May
Mesa, WA
- Average rainfall days in May: 8.1 days
The month with the highest number of rainy days is March (12.8 days).
The month with the least rainy days is July (3.3 days).
Average snowfall in May
Mesa, WA
- Average snowfall in May: 0"
The month with the highest snowfall is February (1.97").
The months with the least snowfall are April, May, June, July, August and October (0").
Average snowfall days in May
Mesa, WA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is December (4.1 days).
The months with the least snowfall days are April, May, June, July, August and October (0 days).
Average daylight in May /
Average sunshine in May
Mesa, WA
- Average daylight in May: 15h and 0min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in May: 10h and 5min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).
Average sunshine days in May
Mesa, WA
- Average sunshine days in May: 21.1 days
The month with the most sunshine days is July (26.3 days).
The month with the least sunshine days is February (14.8 days).
Average UV index in May
Mesa, WA
- Average UV index in May: 5
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Mesa, WA
- Average cloud cover in May: 27
The month with the most cloud cover is January (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 10).
Average visibility in May
Mesa, WA
- Average visibility in May: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Mesa, Washington, USA
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