Washington weather by month
Average temperatures and rainfall across Washington, based on 30 years of climate data.
Monthly climate (Seattle)
| Month | High / Low | Rainfall | Wet days |
|---|---|---|---|
| Jan | 46° / 38° | 6.9 in | 18.4 |
| Feb | 49° / 39° | 4.7 in | 14.5 |
| Mar | 52° / 40° | 5.5 in | 17.5 |
| Apr | 57° / 44° | 4.5 in | 14.9 |
| May | 64° / 49° | 3.0 in | 12 |
| Jun | 68° / 53° | 2.3 in | 9.5 |
| Jul | 74° / 57° | 1.0 in | 5 |
| Aug | 75° / 58° | 1.3 in | 4.8 |
| Sep | 69° / 53° | 2.6 in | 8.4 |
| Oct | 59° / 47° | 5.3 in | 14.1 |
| Nov | 50° / 42° | 7.6 in | 18 |
| Dec | 45° / 38° | 7.0 in | 17.6 |
Cities in Washington
- 1Seattle41°–66°781kAug
- 2Tri-Cities36°–79°244kSep
- 3Spokane30°–72°229kSep
- 4Tacoma43°–66°223kJul
- 5Vancouver39°–66°196kJul
- 6Bellevue41°–66°140kAug
- 7Kent41°–66°127kAug
- 8Everett41°–63°108kAug
- 9Renton41°–66°100kAug
- 10Federal Way39°–64°95kJul
- 11Spokane Valley30°–72°95kSep
- 12Yakima32°–73°94kSep
- 13Kirkland41°–64°87kAug
- 14Bellingham41°–63°85kAug
- 15Kennewick36°–79°79kSep
- 16Auburn39°–64°77kJul
- 17Pasco36°–79°69kSep
- 18Marysville41°–63°67kAug
- 19Redmond39°–64°61kAug
- 20Lakewood43°–66°60kJul
- 21Olympia41°–64°56kJul
- 22Shoreline41°–64°55kAug
- 23Richland36°–79°54kSep
- 24South Hill39°–64°52kJul
- 25Sammamish39°–64°52kAug
- 26Burien41°–66°50kAug
- 27Lacey41°–64°46kJul
- 28City of Sammamish39°–64°46kAug
- 29Bothell41°–64°43kAug
- 30Edmonds43°–64°41kAug
- 31Puyallup39°–64°40kJul
- 32Bremerton43°–66°40kAug
- 33Lynnwood41°–64°37kAug
- 34Longview39°–64°37kJul
- 35Issaquah39°–64°36kAug
- 36Parkland43°–66°36kJul
- 37Mount Vernon37°–63°34kAug
- 38West Lake Sammamish39°–64°34kAug
- 39Wenatchee27°–68°34kAug
- 40University Place43°–66°33kJul
- 41Pullman32°–72°33kSep
- 42Walla Walla32°–72°32kSep
- 43Des Moines41°–66°31kAug
- 44Lake Stevens39°–63°31kAug
- 45East Hill-Meridian41°–66°30kAug
- 46SeaTac41°–66°28kAug
- 47Spanaway39°–64°27kAug
- 48North Creek41°–64°26kAug
- 49Opportunity30°–72°26kSep
- 50Maple Valley39°–64°26kAug
- 51Mercer Island41°–66°25kAug
- 52Bainbridge Island43°–64°24kAug
- 53Graham37°–63°23kAug
- 54Picnic Point-North Lynnwood41°–64°23kAug
- 55Inglewood-Finn Hill41°–64°23kAug
- 56Oak Harbor43°–59°23kAug
- 57Cottage Lake39°–64°22kAug
- 58Moses Lake32°–77°22kSep
- 59Kenmore41°–64°22kAug
- 60Camas39°–68°22kJul
- 61Mukilteo41°–63°21kAug
- 62West Lake Stevens39°–63°21kAug
- 63Mountlake Terrace41°–64°21kAug
- 64Silver Firs41°–64°21kAug
- 65Eastmont41°–63°20kAug
- 66Mill Creek41°–64°20kAug
- 67Tukwila41°–66°20kAug
- 68Bonney Lake39°–64°20kJul
- 69Salmon Creek39°–66°20kJul
- 70Orchards39°–66°20kJul
- 71Port Angeles36°–57°19kAug
- 72Hazel Dell39°–66°19kJul
- 73Battle Ground39°–66°19kJul
- 74Silverdale41°–64°19kAug
- 75Covington37°–63°19kAug
- 76Tumwater41°–64°19kJul
- 77Fairwood41°–66°19kAug
- 78Ellensburg28°–68°19kAug
- 79Columbia City41°–66°19kAug
- 80Arlington39°–63°19kJul
- 81Union Hill-Novelty Hill39°–64°19kAug
- 82Frederickson37°–63°19kAug
- 83Five Corners39°–66°18kJul
- 84Anacortes41°–63°18kAug
- 85Monroe39°–64°18kAug
- 86Centralia39°–64°17kJul
- 87Bothell West41°–64°17kAug
- 88Sunnyside34°–77°16kSep
- 89Aberdeen43°–61°16kJul
- 90Mill Creek East41°–64°16kAug
- 91Bryn Mawr-Skyway41°–66°16kAug
- 92Martha Lake41°–64°15kAug
- 93Washougal39°–66°15kAug