When to go · Portland, Oregon
Portland, Oregon, month by month
The best months for Portland, Oregon: May, Jun, Jul, Aug, Sep, Oct. Months to avoid: Jan, Feb, Mar, Nov, Dec.
Month by month
- JanuaryAvoidListed as a month to avoid: Nov–Mar (rain, short daylight); late Jun–Aug heat waves and wildfire smoke.9 °C (48 °F) / 2 °C (36 °F), 18 rain days48 °F (9 °C) / 36 °F (2 °C), 18 rain daysCrowds: Low
- FebruaryAvoidListed as a month to avoid: Nov–Mar (rain, short daylight); late Jun–Aug heat waves and wildfire smoke.11 °C (52 °F) / 3 °C (37 °F), 15 rain days52 °F (11 °C) / 37 °F (3 °C), 15 rain daysCrowds: Low · 1 festival or holiday
- MarchAvoidListed as a month to avoid: Nov–Mar (rain, short daylight); late Jun–Aug heat waves and wildfire smoke.14 °C (57 °F) / 4 °C (39 °F), 17 rain days57 °F (14 °C) / 39 °F (4 °C), 17 rain daysCrowds: Medium · 2 festivals or holidays
- AprilGoodOutside the best window (Jul–mid-Oct (dry, warm); May–Jun and late Sep for fewer crowds). Across United States: Good month for the Southwest, Washington cherry blossoms, the South; mountain roads still closed.17 °C (63 °F) / 7 °C (45 °F), 15 rain days63 °F (17 °C) / 45 °F (7 °C), 15 rain daysCrowds: Medium · 1 festival or holiday
- MayGreatInside Portland, Oregon's best window: Jul–mid-Oct (dry, warm); May–Jun and late Sep for fewer crowds.21 °C (70 °F) / 10 °C (50 °F), 12 rain days70 °F (21 °C) / 50 °F (10 °C), 12 rain daysCrowds: Medium · 1 festival or holiday
- JuneGreatInside Portland, Oregon's best window: Jul–mid-Oct (dry, warm); May–Jun and late Sep for fewer crowds.24 °C (75 °F) / 12 °C (54 °F), 9 rain days75 °F (24 °C) / 54 °F (12 °C), 9 rain daysCrowds: High
- JulyGreatInside Portland, Oregon's best window: Jul–mid-Oct (dry, warm); May–Jun and late Sep for fewer crowds.28 °C (82 °F) / 15 °C (59 °F), 4 rain days82 °F (28 °C) / 59 °F (15 °C), 4 rain daysCrowds: High · 1 festival or holiday
- AugustGreatInside Portland, Oregon's best window: Jul–mid-Oct (dry, warm); May–Jun and late Sep for fewer crowds.28 °C (82 °F) / 15 °C (59 °F), 4 rain days82 °F (28 °C) / 59 °F (15 °C), 4 rain daysCrowds: High
- SeptemberGreatInside Portland, Oregon's best window: Jul–mid-Oct (dry, warm); May–Jun and late Sep for fewer crowds.25 °C (77 °F) / 12 °C (54 °F), 7 rain days77 °F (25 °C) / 54 °F (12 °C), 7 rain daysCrowds: Medium · 1 festival or holiday
- OctoberGreatInside Portland, Oregon's best window: Jul–mid-Oct (dry, warm); May–Jun and late Sep for fewer crowds.18 °C (64 °F) / 8 °C (46 °F), 13 rain days64 °F (18 °C) / 46 °F (8 °C), 13 rain daysCrowds: Medium
- NovemberAvoidListed as a month to avoid: Nov–Mar (rain, short daylight); late Jun–Aug heat waves and wildfire smoke.12 °C (54 °F) / 5 °C (41 °F), 18 rain days54 °F (12 °C) / 41 °F (5 °C), 18 rain daysCrowds: Medium · 1 festival or holiday
- DecemberAvoidListed as a month to avoid: Nov–Mar (rain, short daylight); late Jun–Aug heat waves and wildfire smoke.8 °C (46 °F) / 2 °C (36 °F), 19 rain days46 °F (8 °C) / 36 °F (2 °C), 19 rain daysCrowds: High · 1 festival or holiday
Compare two months
Weather, crowds and prices for any two months in Portland, Oregon, side by side.
Verdict
May: Great
Jun: Great
Daytime high
May: 21 °C (70 °F)70 °F (21 °C)
Jun: 24 °C (75 °F)75 °F (24 °C)
Night low
May: 10 °C (50 °F)50 °F (10 °C)
Jun: 12 °C (54 °F)54 °F (12 °C)
Rain days
May: 12
Jun: 9 (better)
Crowds
May: Medium
Jun: High
Prices
May: Medium
Jun: High
Festivals listed
May: 1
Jun: 0
May: Inside Portland, Oregon's best window: Jul–mid-Oct (dry, warm); May–Jun and late Sep for fewer crowds.
June: Inside Portland, Oregon's best window: Jul–mid-Oct (dry, warm); May–Jun and late Sep for fewer crowds.
Portland, Oregon: figures are long-term averages from this guide, not a forecast.