May weather forecast
Airway Heights, WA

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Weather in May

The last month of the spring, May, is an enjoyable month in Airway Heights, Washington, with temperature in the range of an average low of 43.3°F (6.3°C) and an average high of 65.8°F (18.8°C).

Temperature

The shift into May is marked by a rise in the average high-temperature, moving from April's fresh 54.9°F (12.7°C) to a comfortable 65.8°F (18.8°C). Nighttime temperatures in Airway Heights exhibit a substantial dip from daytime highs during May, averaging at a chilly 43.3°F (6.3°C).

Humidity

The average relative humidity in May is 62%.

Rainfall

In Airway Heights, in May, it is raining for 13.4 days, with typically 1.65" (42mm) of accumulated precipitation. Throughout the year, there are 127.8 rainfall days, and 16.93" (430mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, Airway Heights aggregates 0.08" (2mm) of snow. In Airway Heights, during the entire year, snow falls for 62.3 days and aggregates up to 37.83" (961mm) of snow.

Daylight

In Airway Heights, the average length of the day in May is 15h and 10min.
On the first day of May, sunrise is at 5:31 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 4:56 am and sunset at 8:39 pm PDT.

Sunshine

In May, the average sunshine is 10.3h.

UV index

In May, the average daily maximum UV index in Airway Heights is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: The maximum UV index, 4 during May, leads to the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
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Frequently asked questions

What is the average May temperature in Airway Heights?

During May, Airway Heights experiences an average high-temperature of 65.8°F (18.8°C) and a low-temperature of 43.3°F (6.3°C).

What is the average humidity in May in Airway Heights?

In May, the average relative humidity in Airway Heights, Washington, is 62%.

How much does it rain in Airway Heights in May?

In May, in Airway Heights, the rain falls for 13.4 days. Throughout May, 1.65" (42mm) of precipitation is accumulated.

What is the last month it snows in Airway Heights?

May is the last month it regularly snows in Airway Heights. During 0.3 snowfall days, in May, Airway Heights aggregates 0.08" (2mm) of snow.

How many hours of daylight does Airway Heights have in May?

The average day length in May in Airway Heights, Washington, is 15h and 10min.

When is the sunrise / sunset in May in Airway Heights?

On the first day of May in Airway Heights, sunrise is at 5:31 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 4:56 am and sunset at 8:39 pm PDT.

How many hours of sunshine does Airway Heights have in May?

The average sunshine duration in May in Airway Heights is 10.3h.

How high is the UV index in May in Airway Heights?

In Airway Heights, Washington, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Airway Heights, WA

Average temperature in May - Airway Heights, WA
  • Average high temperature in May: 65.8°F

The warmest months (with the highest average high temperature) are July and August (83.7°F).
The month with the lowest average high temperature is December (32.2°F).

  • Average low temperature in May: 43.3°F

The month with the highest average low temperature is August (59°F).
The coldest month (with the lowest average low temperature) is December (22.1°F).

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Average pressure in May
Airway Heights, WA

Average pressure in May - Airway Heights, WA
  • Average pressure in May: 29.94"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.9"Hg).

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Average wind speed in May
Airway Heights, WA

Average wind speed in May - Airway Heights, WA
  • Average wind speed in May: 6.4mph

The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

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Average humidity in May
Airway Heights, WA

Average humidity in May - Airway Heights, WA
  • Average humidity in May: 62%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (38%).

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Average rainfall in May
Airway Heights, WA

Average rainfall in May - Airway Heights, WA
  • Average rainfall in May: 1.65"

The wettest month (with the highest rainfall) is March (2.13").
The driest month (with the least rainfall) is August (0.35").

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Average rainfall days in May
Airway Heights, WA

Average rainfall days in May - Airway Heights, WA
  • Average rainfall days in May: 13.4 days

The month with the highest number of rainy days is April (16.3 days).
The month with the least rainy days is July (4.9 days).

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Average snowfall in May
Airway Heights, WA

Average snowfall in May - Airway Heights, WA
  • Average snowfall in May: 0.08"

The month with the highest snowfall is January (10.39").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in May
Airway Heights, WA

Average snowfall days in May - Airway Heights, WA
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is December (15.6 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in May /
Average sunshine in May
Airway Heights, WA

Average daylight in May / Average sunshine in May - Airway Heights, WA
  • Average daylight in May: 15h and 1min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in May: 10h and 2min

The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 54min).

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Average sunshine days in May
Airway Heights, WA

Average sunshine days in May - Airway Heights, WA
  • Average sunshine days in May: 14.9 days

The month with the most sunshine days is July (24.1 days).
The month with the least sunshine days is March (9.8 days).

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Average UV index in May
Airway Heights, WA

Average UV index in May - Airway Heights, WA
  • Average UV index in May: 4

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are February and December (UV index 1).

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Average cloud cover in May
Airway Heights, WA

Average cloud cover in May - Airway Heights, WA
  • Average cloud cover in May: 33

The months with the most cloud cover are January and December (Cloud cover 59).
The months with the least cloud cover are July and August (Cloud cover 13).

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Average visibility in May
Airway Heights, WA

Average visibility in May - Airway Heights, WA
  • Average visibility in May: 6mi

The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and December (4mi).

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Airway Heights, Washington, USA

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