The climate in Portland during January can be summarized as warm and dry.
January is in the summer in Portland and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a comfortable 23°C (74°F), whilst at night 13°C (55°F) is normal.
Daytime temperature | 23.2°C 73.8°F |
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Nightly temperature | 12.8°C 55°F |
Average temperature | 18°C 64.4°F |
Daily sunshine | 9.5 hrs |
Avg rainfall | 30 mm 1.2 ins |
Rainy days | 8 days |
Sea temperature | 17.1°C 62.8°F |
Humidity | 52% |
Windspeed | 22.3kph 14 mph |
On average January is the 2nd driest month of the year in Portland with around 30mm 1.2 inches of rain making it a dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.5 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Portland in January 2024.
Best places to visit in January
Hottest month: | February | 23.2°C 73.8°F |
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Driest month: | February | 26mm 1ins |
Sunniest month: | February | 9hrs |
Coldest month: | July | 13.1°C 55.6°F |
Wettest month: | July | 112mm 4.4ins |