West Valley, WA
Unincorporated community in Yakima County, Washington
West Valley is a small unincorporated community in Yakima County, Washington. It is 2.5 miles S of Ahtanum, the nearest town. Its ZIP code is 98902.
West Valley at a glance
- State
- Washington
- County
- Yakima County
- ZIP code
- 98902
- Nearest town
- Ahtanum (2.5 mi)
- Time zone
- America/Los Angeles
- Coordinates
- 46.5922, -120.6039
Weather in West Valley now
Loading the National Weather Service forecast…
West Valley weather by the hour
West Valley weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of West Valley.
This week in West Valley
Sunrise, sunset and moon in West Valley
What is the weather usually like in West Valley?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 88°F average high
- Decembercoldest month · 26°F average low
- 8.6 inprecipitation per year · 219 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit West Valley: May–June and August–September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station YAKIMA #2, WA US (USC00459463), adjusted for the elevation of West Valley.
West Valley weather month by month
Sunrise and sunset in West Valley through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:40 AM | 4:43 PM | 9 h 3 min |
| February | 7:03 AM | 5:29 PM | 10 h 25 min |
| March | 7:12 AM | 7:09 PM | 11 h 56 min |
| April | 6:12 AM | 7:51 PM | 13 h 39 min |
| May | 5:26 AM | 8:31 PM | 15 h 5 min |
| June | 5:06 AM | 8:59 PM | 15 h 52 min |
| July | 5:22 AM | 8:54 PM | 15 h 31 min |
| August | 5:59 AM | 8:14 PM | 14 h 14 min |
| September | 6:39 AM | 7:15 PM | 12 h 36 min |
| October | 7:19 AM | 6:17 PM | 10 h 58 min |
| November | 7:03 AM | 4:30 PM | 9 h 27 min |
| December | 7:38 AM | 4:17 PM | 8 h 38 min |
Times for the 15th of each month, local time (America/Los Angeles).
What is the weather like in West Valley?
West Valley has a cold semi-arid climate. The warmest month is July, with an average high of 88°F (31°C), and the coldest is December, with average lows of 26°F (-4°C).
It gets about 8.6 inches (219 mm) of precipitation a year. The wettest month is December and the driest is August.
The best time to visit West Valley is May–June and August–September. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
Webcams near West Valley
The closest live webcam is Yakima: Air Terminal Airport - Washington, United States, 3.3 miles SE of West Valley.
Webcams: Windy.com. Distances in a straight line from West Valley.
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Map of West Valley, WA
Tap any road on the map to see it in Street View below. Map: © OpenStreetMap contributors.
West Valley Street View
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Other communities near West Valley
Questions about West Valley
Where is West Valley, WA?
West Valley is an unincorporated community in Yakima County, Washington, 2.5 miles S of Ahtanum.
What county is West Valley in?
West Valley is in Yakima County, Washington.
What is the ZIP code of West Valley, WA?
The ZIP code for West Valley is 98902.
What is the nearest town to West Valley?
Ahtanum, 2.5 miles away.
Are there webcams near West Valley?
Yes. The closest is Yakima: Air Terminal Airport - Washington, United States, 3.3 miles away.
What is the hottest month in West Valley?
July, with an average high of 88°F (31°C).
What is the coldest month in West Valley?
December, with an average low of 26°F (-4°C).
How much does it rain in West Valley?
About 8.6 inches (219 mm) a year; the wettest month is December.
Does it snow in West Valley?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit West Valley?
May–June and August–September, when temperatures are most pleasant and rainy days are fewer.
What climate does West Valley have?
Cold semi-arid (Köppen BSk).
Last updated: