This page presents a long range weather forecast for Washington in May as well as other months. You can quickly get a brief overview of the weather to expect in May on a daily basis.
The Washington extended forecast data provided is based on the average values of previous years.
Long range weather forecast
Select a month and click on a day for more information:
Wednesday
May 1
11° / 7°
Thursday
May 2
10° / 6°
Friday
May 3
9° / 6°
Saturday
May 4
10° / 6°
Sunday
May 5
13° / 9°
Monday
May 6
13° / 10°
Tuesday
May 7
10° / 8°
Wednesday
May 8
12° / 8°
Thursday
May 9
15° / 10°
Friday
May 10
16° / 11°
Saturday
May 11
17° / 10°
Sunday
May 12
14° / 10°
Monday
May 13
12° / 9°
Tuesday
May 14
10° / 9°
Wednesday
May 15
10° / 9°
Thursday
May 16
12° / 9°
Friday
May 17
14° / 9°
Saturday
May 18
16° / 10°
Sunday
May 19
14° / 9°
Monday
May 20
16° / 9°
Tuesday
May 21
14° / 10°
Wednesday
May 22
14° / 9°
Thursday
May 23
14° / 8°
Friday
May 24
15° / 9°
Saturday
May 25
15° / 9°
Sunday
May 26
15° / 9°
Monday
May 27
15° / 9°
Tuesday
May 28
14° / 8°
Wednesday
May 29
15° / 9°
Thursday
May 30
15° / 10°
Friday
May 31
15° / 10°
Washington 30 days weather forecast
Check out our estimated 30 days weather forecast for Washington, this data is based on the average weather in Washington in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for Washington next to the desired date.