Weather WorldOswego, OR 7-Day Night Weather Forecast
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Oswego, OR Weather Forecast
Oswego, OR Weather Forecast Date: 202 PM PDT Sun Sep 13 2026
The area/counties/county of: Inner Portland Metro, including the cities of: Portland, Sellwood, Happy Valley, Lake Oswego, Oregon City, and Eagle Creek.or toggle through each period.
This Afternoon... Mostly cloudy with a 50% chance of rain. Highs in the mid 60s. Winds light. Rainfall amounts less than a tenth of an inch.
Tonight... Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 50s. Winds light.
Monday... Mostly cloudy in the morning, then clearing. Highs in the lower 70s. Winds light.
Monday Night... Partly cloudy. Patchy fog after midnight. Lows in the lower 50s. Winds light in the evening, becoming light and variable.
Tuesday... Patchy fog in the morning. Partly sunny. Highs in the lower 70s. Light and variable winds, becoming light in the afternoon.
Tuesday Night... Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 50s.
Wednesday... Sunny. Highs in the lower 80s.
Wednesday Night... Clear. Lows in the mid 50s.
Thursday... Sunny. Highs in the mid 80s.
Thursday Night... Mostly clear. Lows in the mid 50s.
Friday... Sunny. Highs in the mid 80s.
Friday Night... Mostly clear. Lows in the mid 50s.
POP = Probability of Precipitation
Oswego Radar Loop
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