Union, WA
Unincorporated community in Clark County, Washington
Union is a small unincorporated community in Clark County, Washington. It is 1.2 miles N of Brush Prairie, the nearest town. Its ZIP code is 98662.
Union at a glance
- State
- Washington
- County
- Clark County
- ZIP code
- 98662
- Nearest town
- Brush Prairie (1.2 mi)
- Time zone
- America/Los Angeles
- Coordinates
- 45.7081, -122.5506
Weather in Union now
Loading the National Weather Service forecast…
Union weather by the hour
Union weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Union.
This week in Union
Sunrise, sunset and moon in Union
What is the weather usually like in Union?
Köppen climate classification, calculated from the 1991–2020 normals
- Augustwarmest month · 80°F average high
- Februarycoldest month · 32°F average low
- 52.4 inprecipitation per year · 1,330 mm
- 1.4 insnowfall per year · 4 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Union: June to September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station BATTLE GROUND, WA US (USC00450482), adjusted for the elevation of Union.
Union weather month by month
Sunrise and sunset in Union through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:45 AM | 4:54 PM | 9 h 9 min |
| February | 7:09 AM | 5:38 PM | 10 h 28 min |
| March | 7:20 AM | 7:17 PM | 11 h 57 min |
| April | 6:22 AM | 7:58 PM | 13 h 36 min |
| May | 5:36 AM | 8:36 PM | 14 h 59 min |
| June | 5:18 AM | 9:03 PM | 15 h 45 min |
| July | 5:34 AM | 8:58 PM | 15 h 24 min |
| August | 6:09 AM | 8:19 PM | 14 h 10 min |
| September | 6:47 AM | 7:22 PM | 12 h 35 min |
| October | 7:25 AM | 6:26 PM | 11 h 0 min |
| November | 7:08 AM | 4:41 PM | 9 h 32 min |
| December | 7:42 AM | 4:28 PM | 8 h 45 min |
Times for the 15th of each month, local time (America/Los Angeles).
What is the weather like in Union?
Union has a warm-summer mediterranean climate. The warmest month is August, with an average high of 80°F (26°C), and the coldest is February, with average lows of 32°F (-0°C).
It gets about 52.4 inches (1,330 mm) of precipitation a year. The wettest month is December and the driest is July. Snow is common: about 1 inches fall in an average year.
The best time to visit Union is June to 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 Union
The closest live webcam is Battle Ground: SR 503 at MP 2.7: 119th St, 0.1 miles W of Union.
Webcams: Windy.com. Distances in a straight line from Union.
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Map of Union, WA
Tap any road on the map to see it in Street View below. Map: © OpenStreetMap contributors.
Union Street View
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Questions about Union
Where is Union, WA?
Union is an unincorporated community in Clark County, Washington, 1.2 miles N of Brush Prairie.
What county is Union in?
Union is in Clark County, Washington.
What is the ZIP code of Union, WA?
The ZIP code for Union is 98662.
What is the nearest town to Union?
Brush Prairie, 1.2 miles away.
Are there webcams near Union?
Yes. The closest is Battle Ground: SR 503 at MP 2.7: 119th St, 0.1 miles away.
What is the hottest month in Union?
August, with an average high of 80°F (26°C).
What is the coldest month in Union?
February, with an average low of 32°F (-0°C).
How much does it rain in Union?
About 52.4 inches (1,330 mm) a year; the wettest month is December.
Does it snow in Union?
Yes, about 1 inches of snow fall in an average year.
When is the best time to visit Union?
June to September, when temperatures are most pleasant and rainy days are fewer.
What climate does Union have?
Warm-summer mediterranean (Köppen Csb).
Last updated: