When to go · Lake Oswego
Lake Oswego, month by month
The best months for Lake Oswego: May, Jun, Jul, Aug, Sep, Oct. Months to avoid: Jan, Feb, Nov, Dec.
Month by month
- JanuaryAvoidListed as a month to avoid: Nov–Feb (rainy, cooler).9 °C (48 °F) / 2 °C (36 °F), 13 rain days48 °F (9 °C) / 36 °F (2 °C), 13 rain daysCrowds: Low
- FebruaryAvoidListed as a month to avoid: Nov–Feb (rainy, cooler).11 °C (52 °F) / 3 °C (37 °F), 11 rain days52 °F (11 °C) / 37 °F (3 °C), 11 rain daysCrowds: Low · 1 festival or holiday
- MarchGoodOutside the best window (May–Oct). Across United States: Spring break fills Florida beaches and parks; the desert parks come into season.14 °C (57 °F) / 5 °C (41 °F), 10 rain days57 °F (14 °C) / 41 °F (5 °C), 10 rain daysCrowds: Medium · 2 festivals or holidays
- AprilGoodOutside the best window (May–Oct). Across United States: Good month for the Southwest, Washington cherry blossoms, the South; mountain roads still closed.18 °C (64 °F) / 7 °C (45 °F), 9 rain days64 °F (18 °C) / 45 °F (7 °C), 9 rain daysCrowds: Medium · 1 festival or holiday
- MayGreatInside Lake Oswego's best window: May–Oct.22 °C (72 °F) / 11 °C (52 °F), 8 rain days72 °F (22 °C) / 52 °F (11 °C), 8 rain daysCrowds: Medium · 1 festival or holiday
- JuneGreatInside Lake Oswego's best window: May–Oct.26 °C (79 °F) / 14 °C (57 °F), 7 rain days79 °F (26 °C) / 57 °F (14 °C), 7 rain daysCrowds: High
- JulyGreatInside Lake Oswego's best window: May–Oct.30 °C (86 °F) / 17 °C (63 °F), 6 rain days86 °F (30 °C) / 63 °F (17 °C), 6 rain daysCrowds: High · 1 festival or holiday
- AugustGreatInside Lake Oswego's best window: May–Oct.30 °C (86 °F) / 17 °C (63 °F), 6 rain days86 °F (30 °C) / 63 °F (17 °C), 6 rain daysCrowds: High
- SeptemberGreatInside Lake Oswego's best window: May–Oct.27 °C (81 °F) / 14 °C (57 °F), 7 rain days81 °F (27 °C) / 57 °F (14 °C), 7 rain daysCrowds: Medium · 1 festival or holiday
- OctoberGreatInside Lake Oswego's best window: May–Oct.21 °C (70 °F) / 10 °C (50 °F), 9 rain days70 °F (21 °C) / 50 °F (10 °C), 9 rain daysCrowds: Medium
- NovemberAvoidListed as a month to avoid: Nov–Feb (rainy, cooler).13 °C (55 °F) / 5 °C (41 °F), 11 rain days55 °F (13 °C) / 41 °F (5 °C), 11 rain daysCrowds: Medium · 1 festival or holiday
- DecemberAvoidListed as a month to avoid: Nov–Feb (rainy, cooler).9 °C (48 °F) / 2 °C (36 °F), 13 rain days48 °F (9 °C) / 36 °F (2 °C), 13 rain daysCrowds: High · 1 festival or holiday
Compare two months
Weather, crowds and prices for any two months in Lake Oswego, side by side.
Verdict
May: Great
Jun: Great
Daytime high
May: 22 °C (72 °F)72 °F (22 °C)
Jun: 26 °C (79 °F)79 °F (26 °C)
Night low
May: 11 °C (52 °F)52 °F (11 °C)
Jun: 14 °C (57 °F)57 °F (14 °C)
Rain days
May: 8
Jun: 7 (better)
Crowds
May: Medium
Jun: High
Prices
May: Medium
Jun: High
Festivals listed
May: 1
Jun: 0
May: Inside Lake Oswego's best window: May–Oct.
June: Inside Lake Oswego's best window: May–Oct.
Lake Oswego: figures are long-term averages from this guide, not a forecast.