Portland Weather in February

The shift out of winter's wet weather already beings in February at Portland, Oregon. This month has much less rain than the previous ones.

This page gives detailed information on the typical February temperature, precipitation, sun, humidity, wind and storms for Portland. The numbers here are historical averages based on climate data gathered near the Portland International Airport, located a few miles from downtown Portland.

Temperature Weather iconTemperature

51 °F February average high 10 °C
37 °F February average low 3 °C
16 days 50 °F max. or more (10 °C)
20 days 40 °F min. or less (4 °C)

Portland averages one or two days in February when the thermometer reaches into the 60s degrees Fahrenheit (over 16 degrees Celsius). Temperatures above 70 °F (21 °C) are not expected here this month.

The thermometer dips to freezing or below on an average of 7 nights this month. Only rarely does February get as cold as 20 °F (-8 °C). Even after the coldest nights, the temperature normally rises above freezing again during the day.

Rainy Weather iconPrecipitation

4.5 in total precipitation 115 mm
17 days of rain

Half the time, Portland receives 2.5 to 5.3 inches (63 to 134 mm) of rainfall in February. One in four years has drier weather, while another one in four is wetter. In rare years, Portland gets a light snowfall in February.

Sunny Weather iconSun

38 % sunshine
3 days clear skies

The sun's rays reach the ground in Portland during 38 percent of daylight hours on average in February, for a total of 111 hours in the month. Typically on 3 days this month the sky is mainly clear, with at most 30 percent cloud cover.

Sunlight in February at Portland lasts for 10 hours and 25 minutes a day on average. The shortest day of the month is the 1st with 9 hours and 46 minutes of daylight. By the end of the month, the days have lengthened to 11:06 from sunrise to sunset. These durations can vary by a minute or two from year to year.

Humid Weather iconHumidity

78 % February average humidity

The relative humidity in Portland during February usually peaks at 86 percent in the morning then drops to 66 percent by mid afternoon.

Local Time1 am4 am7 am10 am1 pm4 pm7 pm10 pm
Humidity % 84 85 86 80 69 66 75 80

Windy Weather iconWind

9.2 mph February wind speed average 15.8 kph

February is windier than most other months in Portland.

Stormy Weather iconStorms

2 days rainfall of 0.5 inches (13 mm) or more
0 days with thunderstorms in February

In some years, a February rainstorm drops an inch (25 mm) or more of water in a day on Portland. About once in five years, a thunderstorm passes over the city this month.

Reference

The weather data here are long-term averages provided by the US National Centers for Environmental Information (NCEI). Temperature and precipitation are 1991-2020 normals while humidity and thunderstorms are 1961-1990 normals.

Portland Weather
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