| < May >
|Normal Max/ High Temperature
|Min/ Low Temperature
|Number of Wet Days (probability of rain on a day)
|Average Sunlight per day
|Average Daylight per day
|Sunny (Cloudy) Daylight Hours
|Sun altitude at solar noon on the 21st day.
- The average temperature in Seattle, Washington in May is mild at 13.4 °C (56.12 °F).
- Afternoons can be very mild with average high temperatures reaching 17.9 °C (64.2 °F).
- Overnight temperatures are generally a little cool with an average low of 8.8 °C (47.8 °F).
- In May the range/ variation of daily average temperatures is 9.1 °C (16.4 °F).
- The weather in May is a little parched with rain now and again. A mere 46.7mm (1.8in) of liquid is released across an average of 11 days.
- The blue above Seattle, Washington is slightly sunny with an average of a welcome 7:36 of dazzling sunshine daily.
- The shortest day is 14:25 long and the longest day is 15:39 long with an average length of 15:06.
- There are approximately 7:17 per day when bright sunshine is absent due to cloud, haze or the sun being too low on the horizon to register.
- It is sunny approximately 51.1% of daylight hours and cloudy 48.9% of daylight hours.
Check the distance to and compare the Seattle, Washington May averages with somewhere beginning with:
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Weather Trend Graph for May in Seattle, Washington, Usa
Navigate to May Weather in Locations Surrounding Seattle, Washington:
- Vancouver, British Columbia, Canada - 187.5 kms (116.5 miles) NNW
- Abbotsford, Bc, Canada - 157.8 kms (98.1 miles) N
- Blaine, Wa, Usa - 157.3 kms (97.8 miles) N
- Gladman Point, Nt, Canada - 170 kms (105.6 miles) NW
- Victoria (Airport), Bc, Canada - 141.4 kms (87.8 miles) NW
- Victoria (Marine), Bc, Canada - 135.5 kms (84.2 miles) NW
- Port Angeles, Wa, Usa - 66.4 kms (41.2 miles) NW
- Port Townsend, Wa, Usa - 66.4 kms (41.2 miles) NW
- Centralia, Wa, Usa - 84.1 kms (52.3 miles) SW
- Aberdeen, Wa, Usa - 132.1 kms (82.1 miles) WSW
- Olympia, Wa, Usa - 83 kms (51.6 miles) SSW