Union, OR weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
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 · 87°F average high
- Decembercoldest month · 25°F average low
- 14.8 inprecipitation per year · 375 mm
- 16.2 insnowfall per year · 41 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 UNION, OR US (USC00358746), adjusted for the elevation of Union.
Union weather month by month
Sunrise and sunset in Union through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:24 AM | 4:37 PM | 9 h 12 min |
| February | 6:50 AM | 5:20 PM | 10 h 30 min |
| March | 7:01 AM | 6:58 PM | 11 h 57 min |
| April | 6:04 AM | 7:38 PM | 13 h 34 min |
| May | 5:19 AM | 8:16 PM | 14 h 56 min |
| June | 5:01 AM | 8:42 PM | 15 h 41 min |
| July | 5:17 AM | 8:37 PM | 15 h 20 min |
| August | 5:51 AM | 8:00 PM | 14 h 8 min |
| September | 6:29 AM | 7:04 PM | 12 h 34 min |
| October | 7:06 AM | 6:07 PM | 11 h 1 min |
| November | 6:48 AM | 4:23 PM | 9 h 35 min |
| December | 7:22 AM | 4:11 PM | 8 h 49 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 continental climate. The warmest month is August, with an average high of 87°F (31°C), and the coldest is December, with average lows of 25°F (-4°C).
It gets about 14.8 inches (375 mm) of precipitation a year. The wettest month is May and the driest is August. Snow is common: about 16 inches fall in an average year.
The best time to visit Union is June to September. At 2,792 ft of elevation, nights are mild most of the year. 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.
More about Union
Weather in towns near Union
Questions about the weather in Union
What is the hottest month in Union?
August, with an average high of 87°F (31°C).
What is the coldest month in Union?
December, with an average low of 25°F (-4°C).
How much does it rain in Union?
About 14.8 inches (375 mm) a year; the wettest month is May.
Does it snow in Union?
Yes, about 16 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 continental (Köppen Dsb).
What is the weather like in Union in November?
Highs average 48°F and lows 30°F, with about 1.5 inches of precipitation.
What time is sunrise in Union?
Around 6:48 AM in mid-November, and sunset around 4:23 PM. Today’s exact times are shown above.
Where does this Union weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Union.
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