Dewey, OR
Historical community (former settlement) in Washington County, Oregon
Dewey is a historical community (former settlement) in Washington County, Oregon. It is 4.4 miles NW of Gaston, the nearest town. Its ZIP code is 97132.
Dewey at a glance
- State
- Oregon
- County
- Washington County
- ZIP code
- 97132
- Nearest town
- Gaston (4.4 mi)
- Time zone
- America/Los Angeles
- Coordinates
- 45.3819, -123.0931
Weather in Dewey now
Loading the National Weather Service forecast…
Dewey weather by the hour
Dewey weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Dewey.
This week in Dewey
Sunrise, sunset and moon in Dewey
What is the weather usually like in Dewey?
Köppen climate classification, calculated from the 1991–2020 normals
- Augustwarmest month · 82°F average high
- Januarycoldest month · 33°F average low
- 46.7 inprecipitation per year · 1,187 mm
- 2.7 insnowfall per year · 7 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Dewey: June to September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station FOREST GROVE, OR US (USC00352997), adjusted for the elevation of Dewey.
Dewey weather month by month
Sunrise and sunset in Dewey through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:46 AM | 4:57 PM | 9 h 11 min |
| February | 7:11 AM | 5:41 PM | 10 h 29 min |
| March | 7:22 AM | 7:19 PM | 11 h 57 min |
| April | 6:24 AM | 7:59 PM | 13 h 35 min |
| May | 5:39 AM | 8:37 PM | 14 h 57 min |
| June | 5:21 AM | 9:04 PM | 15 h 42 min |
| July | 5:37 AM | 8:59 PM | 15 h 22 min |
| August | 6:12 AM | 8:21 PM | 14 h 9 min |
| September | 6:49 AM | 7:24 PM | 12 h 35 min |
| October | 7:27 AM | 6:28 PM | 11 h 1 min |
| November | 7:09 AM | 4:44 PM | 9 h 34 min |
| December | 7:43 AM | 4:31 PM | 8 h 48 min |
Times for the 15th of each month, local time (America/Los Angeles).
What is the weather like in Dewey?
Dewey has a warm-summer mediterranean climate. The warmest month is August, with an average high of 82°F (28°C), and the coldest is January, with average lows of 33°F (0°C).
It gets about 46.7 inches (1,187 mm) of precipitation a year. The wettest month is December and the driest is July. Snow is common: about 3 inches fall in an average year.
The best time to visit Dewey 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 Dewey
The closest live webcam is Buckheaven: ORE219 at Chehalem Mt, 6.5 miles E of Dewey.
Webcams: Windy.com. Distances in a straight line from Dewey.
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Map of Dewey, OR
Tap any road on the map to see it in Street View below. Map: © OpenStreetMap contributors.
Dewey Street View
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Open in Google Maps ›Towns near Dewey
Other communities near Dewey
Questions about Dewey
Where is Dewey, OR?
Dewey is a historical community (former settlement) in Washington County, Oregon, 4.4 miles NW of Gaston.
What county is Dewey in?
Dewey is in Washington County, Oregon.
What is the ZIP code of Dewey, OR?
The ZIP code for Dewey is 97132.
What is the nearest town to Dewey?
Gaston, 4.4 miles away.
Are there webcams near Dewey?
Yes. The closest is Buckheaven: ORE219 at Chehalem Mt, 6.5 miles away.
What is the hottest month in Dewey?
August, with an average high of 82°F (28°C).
What is the coldest month in Dewey?
January, with an average low of 33°F (0°C).
How much does it rain in Dewey?
About 46.7 inches (1,187 mm) a year; the wettest month is December.
Does it snow in Dewey?
Yes, about 3 inches of snow fall in an average year.
When is the best time to visit Dewey?
June to September, when temperatures are most pleasant and rainy days are fewer.
What climate does Dewey have?
Warm-summer mediterranean (Köppen Csb).
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