World Resorts USA Seattle Weather

Seattle weather in May

Weather in Seattle: May

Average day temperature: 64.6°F
Average night temperature: 50.3°F
Number of sunny days: 11 days
Day length: 14.5 - 15.7 hours
Number of rainy days: 3 days
Precipitation totals: 1.4 in.

Air temperature in May, °F

Show year:
2023
2022
2021

The highest day temperature during May of 2023 was 92°F. At the same time the lowest night temperature was 43°F. Day and night temperature averages during May were 70.4°F and 51.1°F.

Sunny, partly cloudy and cloudy days

Mostly all days in May are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in May, in.

Precipitation total value in Seattle in May is 1.4 in. Other months of the year show relatively similar values.

Wind speed in May, mph

The average wind speed value in May is 4.8 mph It makes May one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 6.9.

Best time for vacation in Seattle

Sunniest months:
August 19 days
July 18 days
September 15 days
Warmest months:
August 78.3 °F
July 77.0 °F
September 70.2 °F
Coldest months:
December 43.5 °F
January 44.6 °F
February 45.6 °F
Rainiest months:
January 7 days
December 6 days
April 5 days
Windiest months:
March 6.2 mph
April 5.9 mph
February 5.8 mph

Seattle on a weather map

Seattle
+46°F
NW 2 mph
Feels like: +46°F
Precip.: 100%
Places in USA:
Name
°F
+55°F
+75°F
+75°F
+75°F
+81°F
+72°F
+75°F
+63°F
+73°F
+66°F
+57°F
+73°F
+75°F
+88°F
+70°F
24 Hours Forecast
Seattle
Local time: 16:47
April 29, monday
1800
46°F
NW
2 mph
2100
43°F
NW
3 mph
April 30, tuesday
0000
39°F
NW
4 mph
0300
37°F
N
5 mph
0600
37°F
N
3 mph
0900
41°F
N
2 mph
1200
48°F
E
2 mph
1500
54°F
S
6 mph
Units of measurement: °C / °F