May weather forecast
Mesa, WA

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Weather in May

The last month of the spring, May, is a pleasant month in Mesa, Washington, with an average temperature fluctuating between 72.1°F (22.3°C) and 49.8°F (9.9°C).

Temperature

Mesa sees an increase in average high-temperatures during May, moving from a refreshing 62.4°F (16.9°C) in April to a pleasant 72.1°F (22.3°C). A dramatic downturn marks the May nights, with lows averaging at a frosty 49.8°F (9.9°C).

Humidity

In Mesa, the average relative humidity in May is 50%.

Rainfall

In Mesa, during May, the rain falls for 8.1 days and regularly aggregates up to 0.75" (19mm) of precipitation. Throughout the year, in Mesa, there are 97 rainfall days, and 7.36" (187mm) of precipitation is accumulated.

Snowfall

In Mesa, snow does not fall in April through August and October.

Daylight

In Mesa, the average length of the day in May is 15h and 2min.
On the first day of the month, sunrise is at 5:39 am and sunset at 8:06 pm. On the last day of May, in Mesa, Washington, sunrise is at 5:06 am and sunset at 8:41 pm PDT.

Sunshine

In May, the average sunshine is 10.9h.

UV index

In May, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily maximum UV index of 5 in May interprets into the following advice:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
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Frequently asked questions

What are May temperatures in Mesa?

The high-temperature, in May, in Mesa, records 72.1°F (22.3°C), while the low-temperature is 49.8°F (9.9°C).

What is the average humidity in May in Mesa?

The average relative humidity in May is 50%.

How much does it rain in Mesa in May?

In Mesa, Washington, in May, it is raining for 8.1 days, with typically 0.75" (19mm) of accumulated precipitation.

When it does not snow in Mesa?

In Mesa, Washington, snow does not fall in April through August and October.

What is the average length of the day in May in Mesa?

The average day length in May in Mesa, Washington, is 15h and 2min.

When is the sunrise / sunset in May in Mesa?

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.

How many hours of sunshine does Mesa have in May?

In May, the average sunshine duration is 10.9h.

What is the UV index reading in May in Mesa?

In Mesa, Washington, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Mesa, WA

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).

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Average pressure in May
Mesa, WA

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).

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Average wind speed in May
Mesa, WA

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).

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Average humidity in May
Mesa, WA

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%).

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Average rainfall in May
Mesa, WA

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").

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Average rainfall days in May
Mesa, WA

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).

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Average snowfall in May
Mesa, WA

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").

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Average snowfall days in May
Mesa, WA

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).

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Average daylight in May /
Average sunshine in May
Mesa, WA

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).

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Average sunshine days in May
Mesa, WA

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).

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Average UV index in May
Mesa, WA

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).

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Average cloud cover in May
Mesa, WA

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).

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Average visibility in May
Mesa, WA

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).

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Mesa, Washington, USA

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