World Resorts USA Washington

Washington Monthly Weather Averages

Please click on any column to get detailed information about Washington weather in that particular month. You will get daily weather information for that month for the last several years.

Day & Night air temperature, °F

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
15
30
45
60
75
90
105
120
44.8
54.6
67.8
79.1
86.6
88.8
82.3
72.0
63.4
53.4
45.7
40.5
37.8
45.0
56.6
66.6
71.8
73.5
67.5
59.0
51.3
42.9
37.9
33.6
Day temperature   
Night temperature

The warmest month in Washington is july. The average daily temp is 88.8°F. The average nightly temp is 73.5°F.

Sea water temperature, °F

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
13
26
39
52
65
78
91
104
46.4
54.3
65.7
74.8
79.8
81
75.4
64.2
55.4
45.7
39.6
39.1

The warmest sea temperature usually observed in July. Average daily sea water temperature during this month is 81.0°F.

Precipitation total, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.8
1.5
2.3
3.1
3.8
4.6
5.4
2
1.8
2
2.1
4.5
4.1
3.1
3.6
2.7
2.1
2.3
1.9

November is the month with least precipitations during the year. The average precipitation totals for this month is 1.8 in. The month with most precipitation total is August.

Number of rainy days

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
1
2
3
4
5
6
7
8
3
3
3
3
6
7
5
5
5
3
4
3

This chart shows averages for the last three years. It shows medium and heavy rains only, it doesn't show light rains.

Wind speed, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
1
2
3
4
5
6
7
8
9
10
6.9
7.2
6.6
6.1
5.5
5.5
6.8
6.8
8.3
8.5
7.9
7.8
Sunny, partly cloudy and cloudy days
1
2
3
4
5
6
7
8
9
10
11
12
0
5
10
15
20
25
30
35
12
7
9
10
8
6
6
12
10
10
12
11
8
9
9
7
11
12
10
9
10
9
8
9
11
14
14
12
12
13
14
10
10
12
9
11
Cloudy days   
Partly cloudy days   
Sunny days
Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
1
2
3
4
5
6
7
8
9
10
11
5.1
6.6
6.5
7.3
8.3
8.7
9.4
8
7.6
7.1
5.6
5.3

Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.

* Charts above show average data for the last 3 years.

Best time for vacation in Washington

Sunniest months:
July 15 days
November 15 days
June 15 days
Warmest months:
July 89.0 °F
August 86.5 °F
June 82.8 °F
Warmest sea temp:
July 81.0 °F
August 79.8 °F
June 75.4 °F
Coldest months:
January 39.6 °F
February 44.0 °F
December 46.1 °F
Rainiest months:
August 6 days
May 6 days
July 6 days
Windiest months:
April 9.1 mph
March 9.0 mph
February 8.5 mph

Washington on a weather map

Leaflet | Tiles © Esri
Places in USA:
Name
°F
+43°F
+45°F
+75°F
+75°F
+84°F
+61°F
+75°F
+37°F
+73°F
+61°F
+54°F
+73°F
+75°F
+75°F
+45°F
24 Hours Forecast
Washington
Local time: 19:37
March 26, wednesday
2100
45°F
S
7 mph
March 27, thursday
0000
41°F
SE
6 mph
0300
39°F
SE
6 mph
0600
37°F
SE
4 mph
0900
39°F
SE
6 mph
1200
50°F
E
9 mph
1500
57°F
SE
7 mph
1800
57°F
E
6 mph
Units of measurement: °C / °F