Forecast for Lake Oswego, OR | Forecast Periods: 14
Monday
Mar 16
2026
Lake Oswego, OR
Updated: 1:41 PM PDT
67°F
Mostly Sunny
6 mph SSW
Precipitation: 0%
Mostly sunny, with a high near 67. South southwest wind around 6 mph.
Hourly Forecast
Extended Forecast
Tonight
Tue, Mar 17
48°F
Partly Cloudy then Slight Chance Light Rain
6 mph SSW
Precipitation: 16%
A slight chance of rain after 4am. Partly cloudy, with a low around 48. South southwest wind around 6 mph. Chance of precipitation is 20%.
Tuesday
Tue, Mar 17
62°F
Chance Light Rain
1 mph SSW
Precipitation: 51%
A chance of rain after 7am. Mostly cloudy, with a high near 62. South southwest wind 1 to 5 mph. Chance of precipitation is 50%.
Tuesday Night
Wed, Mar 18
47°F
Chance Light Rain
1 mph SE
Precipitation: 39%
A chance of rain. Mostly cloudy, with a low around 47. Southeast wind 1 to 5 mph. Chance of precipitation is 40%.
Wednesday
Wed, Mar 18
64°F
Chance Light Rain
6 mph SSW
Precipitation: 39%
A chance of rain. Mostly cloudy, with a high near 64. South southwest wind around 6 mph. Chance of precipitation is 40%.
Wednesday Night
Thu, Mar 19
50°F
Chance Light Rain
5 mph S
Precipitation: 25%
A chance of rain. Mostly cloudy, with a low around 50. Chance of precipitation is 30%.
Thursday
Thu, Mar 19
66°F
Chance Light Rain
2 mph S
Precipitation: 48%
A chance of rain. Mostly cloudy, with a high near 66.
Thursday Night
Fri, Mar 20
52°F
Chance Light Rain
7 mph SSW
Precipitation: 53%
A chance of rain. Mostly cloudy, with a low around 52.
Friday
Fri, Mar 20
64°F
Light Rain Likely
7 mph SW
Precipitation: 56%
Rain likely. Mostly cloudy, with a high near 64.
Friday Night
Sat, Mar 21
45°F
Chance Light Rain
7 mph WNW
Precipitation: 47%
A chance of rain. Mostly cloudy, with a low around 45.
Saturday
Sat, Mar 21
58°F
Chance Light Rain
7 mph NW
Precipitation: 34%
A chance of rain. Partly sunny, with a high near 58.
Saturday Night
Sun, Mar 22
39°F
Slight Chance Light Rain
7 mph NNW
Precipitation: 21%
A slight chance of rain. Partly cloudy, with a low around 39.
Sunday
Sun, Mar 22
57°F
Chance Light Rain
5 mph NNW
Precipitation: 28%
A chance of rain. Mostly sunny, with a high near 57.
Sunday Night
Mon, Mar 23
39°F
Chance Light Rain
5 mph NNW
Precipitation: 31%
A chance of rain. Mostly cloudy, with a low around 39.