Currently: 14 °C. Light rain. Overcast. (Weather station: Portland International Airport, USA). See more current weather
Annual Weather Averages Near Portland
Averages are for Portland International Airport, which is 10 kilometers from Portland.
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Portland
High Temp: 28 °C
Low Temp: 2 °C
Mean Temp: 13 °C
Precipitation: 79.4 mm
Humidity: 71%
Dew Point: 7 °C
Wind: 18 km/h
Pressure: 101.82 kPa
Visibility: 16 km
January Climate & Weather Averages in Portland
High Temp: 8 °C
Low Temp: 3 °C
Mean Temp: 5 °C
Precipitation: 132.1 mm
Humidity: 82%
Dew Point: 2 °C
Wind: 24 km/h
Pressure: 101.97 kPa
Visibility: 14 km
February Climate & Weather Averages in Portland
High Temp: 10 °C
Low Temp: 3 °C
Mean Temp: 7 °C
Precipitation: 97.1 mm
Humidity: 77%
Dew Point: 2 °C
Wind: 21 km/h
Pressure: 101.92 kPa
Visibility: 15 km
March Climate & Weather Averages in Portland
High Temp: 13 °C
Low Temp: 4 °C
Mean Temp: 9 °C
Precipitation: 99.1 mm
Humidity: 73%
Dew Point: 4 °C
Wind: 18 km/h
Pressure: 101.85 kPa
Visibility: 16 km
April Climate & Weather Averages in Portland
High Temp: 16 °C
Low Temp: 6 °C
Mean Temp: 11 °C
Precipitation: 71.0 mm
Humidity: 69%
Dew Point: 5 °C
Wind: 16 km/h
Pressure: 101.83 kPa
Visibility: 17 km
May Climate & Weather Averages in Portland
High Temp: 20 °C
Low Temp: 10 °C
Mean Temp: 15 °C
Precipitation: 62.3 mm
Humidity: 65%
Dew Point: 8 °C
Wind: 15 km/h
Pressure: 101.74 kPa
Visibility: 17 km
June Climate & Weather Averages in Portland
High Temp: 23 °C
Low Temp: 12 °C
Mean Temp: 18 °C
Precipitation: 41.4 mm
Humidity: 63%
Dew Point: 10 °C
Wind: 16 km/h
Pressure: 101.72 kPa
Visibility: 17 km
July Climate & Weather Averages in Portland
High Temp: 27 °C
Low Temp: 15 °C
Mean Temp: 21 °C
Precipitation: 13.4 mm
Humidity: 58%
Dew Point: 12 °C
Wind: 18 km/h
Pressure: 101.72 kPa
Visibility: 17 km
August Climate & Weather Averages in Portland
High Temp: 28 °C
Low Temp: 15 °C
Mean Temp: 21 °C
Precipitation: 13.9 mm
Humidity: 59%
Dew Point: 12 °C
Wind: 16 km/h
Pressure: 101.62 kPa
Visibility: 17 km
September Climate & Weather Averages in Portland
High Temp: 24 °C
Low Temp: 12 °C
Mean Temp: 18 °C
Precipitation: 44.6 mm
Humidity: 65%
Dew Point: 11 °C
Wind: 14 km/h
Pressure: 101.64 kPa
Visibility: 17 km
October Climate & Weather Averages in Portland
High Temp: 18 °C
Low Temp: 8 °C
Mean Temp: 13 °C
Precipitation: 89.7 mm
Humidity: 76%
Dew Point: 8 °C
Wind: 14 km/h
Pressure: 101.87 kPa
Visibility: 15 km
November Climate & Weather Averages in Portland
High Temp: 12 °C
Low Temp: 5 °C
Mean Temp: 8 °C
Precipitation: 139.1 mm
Humidity: 82%
Dew Point: 5 °C
Wind: 19 km/h
Pressure: 101.92 kPa
Visibility: 14 km
December Climate & Weather Averages in Portland
High Temp: 8 °C
Low Temp: 2 °C
Mean Temp: 5 °C
Precipitation: 149.7 mm
Humidity: 83%
Dew Point: 2 °C
Wind: 23 km/h
Pressure: 102.03 kPa
Visibility: 14 km