Climate and monthly weather forecast
Mesa, WA

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Weather in January

January, like December, in Mesa, Washington, is another cold winter month, with an average temperature fluctuating between 37.6°F (3.1°C) and 27.9°F (-2.3°C). Mesa's weather in January indicates an average high-temperature of a still wintry 37.6°F (3.1°C), nearly consistent with the 36.5°F (2.5°C) of December. Weather in January »

Weather in February

The last month of the winter, February, is a frosty month in Mesa, Washington, with an average temperature ranging between min 31.5°F (-0.3°C) and max 43.3°F (6.3°C). Mesa's weather in February shows a minor rise in the average high-temperature, moving slightly up from January's cold 37.6°F (3.1°C) to a chilly 43.3°F (6.3°C). Weather in February »

Weather in March

March, the first month of the spring in Mesa, is a fresh month, with an average temperature varying between 37.6°F (3.1°C) and 53.2°F (11.8°C). The rise of average high-temperatures is seen in March, with an increase from a frosty 43.3°F (6.3°C) in February to a cool 53.2°F (11.8°C). Weather in March »

Weather in April

April is a comfortable spring month in Mesa, Washington, with an average temperature ranging between min 42.8°F (6°C) and max 62.4°F (16.9°C). April's arrival brings a change in high-temperatures, moving from a cool 53.2°F (11.8°C) in March to a refreshing 62.4°F (16.9°C). Weather in April »

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). 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). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Mesa, Washington, with an average temperature fluctuating between 78.8°F (26°C) and 55°F (12.8°C). In June, the meteorological conditions subtly change with the average high-temperature edging from an agreeable 72.1°F (22.3°C) in May to a warm 78.8°F (26°C). Weather in June »

Weather in July

July in Mesa, Washington, is a tropical summer month, with an average temperature ranging between min 61.7°F (16.5°C) and max 89.1°F (31.7°C). July tends to be the warmest month, with temperatures averaging a daily high of 89.1°F (31.7°C) and a low of 61.7°F (16.5°C). Weather in July »

Weather in August

The last month of the summer, August, is also a hot month in Mesa, Washington, with an average temperature fluctuating between 88.3°F (31.3°C) and 63.1°F (17.3°C). Upon the beginning of August, Mesa's high-temperatures register at a still hot 88.3°F (31.3°C), closely mirroring the preceding month. Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Mesa, Washington, with an average temperature ranging between max 77.4°F (25.2°C) and min 56.3°F (13.5°C). The average high-temperature drops in September, from August's tropical 88.3°F (31.3°C) to a warm 77.4°F (25.2°C). Weather in September »

Weather in October

October, like September, in Mesa, Washington, is another comfortable autumn month, with an average temperature varying between 61.5°F (16.4°C) and 46°F (7.8°C). Mesa, Washington, in October experiences a marked decrease in the average high-temperature, descending from September's moderately hot 77.4°F (25.2°C) to a comfortable 61.5°F (16.4°C). Weather in October »

Weather in November

November, the last month of the autumn in Mesa, is also a frosty month, with an average temperature varying between 47.3°F (8.5°C) and 35.2°F (1.8°C). November suggests a modest reduction in the average high-temperature, shifting from a comfortable 61.5°F (16.4°C) in October to a chilly 47.3°F (8.5°C). Weather in November »

Weather in December

December, the first month of the winter in Mesa, is also an icy month, with an average temperature varying between 26.2°F (-3.2°C) and 36.5°F (2.5°C). Mesa's coldest month, December, generally records average temperatures ranging from a high of 36.5°F (2.5°C) to a low of 26.2°F (-3.2°C). Weather in December »
Updated: Aug 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the most humid month in Mesa?

With an average relative humidity of 82%, January is the most humid month.

What is the wettest month?

January is the month with the most rainfall. Rain falls for 10.4 days and accumulates 0.94" (24mm) of precipitation.

How many days does it rain?

Throughout the year, there are 97 rainfall days, and 7.36" (187mm) of precipitation is accumulated.

When does it snow?

January through March, September, November and December are months with snowfall.

How many days does it snow?

Throughout the year, there are 14.2 snowfall days, and 5.43" (138mm) of snow is accumulated.

What is the month with the least sunshine?

January has the least sunshine of the year in Mesa, with an average of 5.2h of sunshine.

When is the lowest UV index in Mesa?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

What is the snowiest month?

February is the month with the most snowfall. Snow falls for 3.9 days and accumulates 1.97" (50mm) of snow.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from PDT to PST.

When it does not snow?

April through August and October are months without snowfall.

When are the longest days?

June has the longest days of the year, with an average of 15h and 48min of daylight.

What part of the year is the hottest?

July, noted for its average high-temperature of 89.1°F (31.7°C) and an average low-temperature of 61.7°F (16.5°C), is considered the warmest month in Mesa, Washington.

What is the least humid month?

The months with the lowest humidity are July and August, with an average relative humidity of 36%.

What is the driest month?

The months with the least rainfall are July and August Rain falls for 3.3 days and accumulates 0.2" (5mm) of rain.

What is the month with the most sunshine?

July and August, with an average of 12h of sunshine, are months with the most sunshine.

When is the highest UV index?

July is the month with the highest UV index, with an average maximum UV index of 7.

What is the coldest month?

The coldest period is December, when temperatures fluctuate between an average high of 36.5°F (2.5°C) and a low of 26.2°F (-3.2°C).

What is the month with the shortest days?

With an average of 8h and 36min of daylight, December has the shortest days of the year.

Average temperature
Mesa, WA

Average temperature - Mesa, WA

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).

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
Mesa, WA

Average pressure - Mesa, WA

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
Mesa, WA

Average wind speed - Mesa, WA

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
Mesa, WA

Average humidity - Mesa, WA

The month with the highest relative humidity is January (82%).
The months with the lowest relative humidity are July and August (36%).

Average rainfall
Mesa, WA

Average rainfall - Mesa, WA

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
Mesa, WA

Average rainfall days - Mesa, WA

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
Mesa, WA

Average snowfall - Mesa, WA

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
Mesa, WA

Average snowfall days - Mesa, WA

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 / Average sunshine
Mesa, WA

Average daylight / Average sunshine - Mesa, WA

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).

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
Mesa, WA

Average sunshine days - Mesa, WA

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
Mesa, WA

Average UV index - Mesa, WA

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 visibility
Mesa, WA

Average visibility - Mesa, WA

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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