Portland weather by month
Portland has warm summers, cool winters and plenty of rain. The most pleasant months are June and September.
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Month by month
Average daytime high, night low, rain or snow, how the air feels and how strong the sun is, 1991–2020. Best months are highlighted.
| Month | High | Low | Rain | Air | Sun |
|---|---|---|---|---|---|
| January | 47°F 8°C | 36°F 2°C | 5.9 in 150 mm | Dry | Weak sun |
| February | 51°F 11°C | 36°F 2°C | 4.3 in 109 mm | Dry | Weak sun |
| March | 56°F 13°C | 39°F 4°C | 4.6 in 116 mm | Dry | Moderate sun |
| April | 61°F 16°C | 42°F 6°C | 3.3 in 84 mm | Dry | Sunny |
| May | 68°F 20°C | 47°F 8°C | 2.4 in 62 mm | Comfortable | Sunny |
| June | 73°F 23°C | 52°F 11°C | 1.7 in 42 mm | Comfortable | Strong sun |
| July | 81°F 27°C | 56°F 13°C | 0.5 in 13 mm | Comfortable | Strong sun |
| August | 81°F 27°C | 55°F 13°C | 0.7 in 19 mm | Comfortable | Strong sun |
| September | 76°F 24°C | 51°F 10°C | 1.5 in 37 mm | Comfortable | Sunny |
| October | 64°F 18°C | 44°F 7°C | 3.8 in 97 mm | Comfortable | Moderate sun |
| November | 53°F 11°C | 39°F 4°C | 6.2 in 157 mm | Dry | Weak sun |
| December | 46°F 8°C | 35°F 2°C | 6.8 in 172 mm | Dry | Weak sun |
Cities with a climate like Portland
Whole-year match out of 100, one city per country, seasons lined up across the equator.
- Gasteiz / Vitoria Spain87
- Surrey Canada85
- Nantes France83
- Southampton United Kingdom80
- Brussels Belgium80
- Christchurch New Zealand80