Lake Oswego, OR weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Lake Oswego now
Loading the National Weather Service forecast…
Lake Oswego weather by the hour
Lake Oswego weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Lake Oswego.
This week in Lake Oswego
Sunrise, sunset and moon in Lake Oswego
What is the weather usually like in Lake Oswego?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 82°F average high
- Decembercoldest month · 34°F average low
- 50.4 inprecipitation per year · 1,280 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Lake Oswego: June to September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station BEAVERTON 2 SSW, OR US (USC00350595), adjusted for the elevation of Lake Oswego.
Lake Oswego weather month by month
Sunrise and sunset in Lake Oswego through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:44 AM | 4:55 PM | 9 h 11 min |
| February | 7:10 AM | 5:39 PM | 10 h 29 min |
| March | 7:20 AM | 7:18 PM | 11 h 57 min |
| April | 6:23 AM | 7:58 PM | 13 h 35 min |
| May | 5:38 AM | 8:36 PM | 14 h 57 min |
| June | 5:19 AM | 9:02 PM | 15 h 42 min |
| July | 5:35 AM | 8:58 PM | 15 h 22 min |
| August | 6:10 AM | 8:19 PM | 14 h 9 min |
| September | 6:48 AM | 7:23 PM | 12 h 35 min |
| October | 7:26 AM | 6:26 PM | 11 h 0 min |
| November | 7:08 AM | 4:42 PM | 9 h 33 min |
| December | 7:42 AM | 4:30 PM | 8 h 47 min |
Times for the 15th of each month, local time (America/Los Angeles).
What is the weather like in Lake Oswego?
Lake Oswego has a warm-summer mediterranean climate. The warmest month is July, with an average high of 82°F (28°C), and the coldest is December, with average lows of 34°F (1°C).
It gets about 50.4 inches (1,280 mm) of precipitation a year. The wettest month is November and the driest is July.
The best time to visit Lake Oswego is June to September. At 249 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 Lake Oswego
Weather in towns near Lake Oswego
Questions about the weather in Lake Oswego
What is the hottest month in Lake Oswego?
July, with an average high of 82°F (28°C).
What is the coldest month in Lake Oswego?
December, with an average low of 34°F (1°C).
How much does it rain in Lake Oswego?
About 50.4 inches (1,280 mm) a year; the wettest month is November.
Does it snow in Lake Oswego?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Lake Oswego?
June to September, when temperatures are most pleasant and rainy days are fewer.
What climate does Lake Oswego have?
Warm-summer mediterranean (Köppen Csb).
What is the weather like in Lake Oswego in November?
Highs average 54°F and lows 38°F, with about 7.6 inches of precipitation.
What time is sunrise in Lake Oswego?
Around 7:08 AM in mid-November, and sunset around 4:42 PM. Today’s exact times are shown above.
Where does this Lake Oswego weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Lake Oswego.
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