February Weather in Portland, United States

Last updated: June 24, 2025

In February, the average temperature in Portland, United States hovers around -6°C (21°F). Expect chilly extremes, with minimum temperatures dipping as low as -34°C (-30°F), while maximums reach a mild 18°C (64°F). Over the course of the month, 54 mm (2.1 in) of precipitation typically falls across 7 days, and the average humidity is a brisk 85%.

February Temperature in Portland

In February in Portland, the average temperature is -6°C (21°F). The maximum can reach 18°C (64°F), while the minimum can drop as low as -34°C (-30°F). Travelers should be prepared for a wide range of temperatures, from chilly days to surprisingly warm spells.

February Weather in Portland: Daily Temperature Highs, Lows, and Averages

The chart illustrates February temperature patterns in Portland, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Portland, February typically has an average temperature of -6°C (21°F), with highs reaching up to 18°C (64°F) and lows dropping to around -34°C (-30°F).

Data source: Temperature data for Portland generated using information from the Copernicus Climate Change Service.

February Precipitation in Portland

In Portland in February, the precipitation amount is 54 mm (2.1 in) over a duration of 7 days.

February Precipitation Trends in Portland

The chart displays monthly precipitation patterns in Portland, with values for each month alongside February’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how February’s conditions compare to those of other months. In Portland, February typically receives around 54 mm (2.1 inches) of precipitation spread over approximately 7 days.

Data source: Precipitation data for February generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

February Humidity in Portland

In Portland in February, humidity is 85%. With an average temperature of -6°C (21°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and forcing you to bundle up even more than usual as you navigate through frosty air.

February Average Humidity in Portland

This chart illustrates the average monthly humidity levels in Portland, with February’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In February, average humidity in Portland is approximately 85%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for February generated using information from the Copernicus Climate Change Service.

February UV Index in Portland

In Portland in February, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Portland for better planning.

Maximum UV Index Levels in Portland for February

The chart shows the monthly maximum UV Index (UVI) for Portland in February, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In February, the maximum UV index in Portland typically reaches 4, which falls under the moderate exposure category.

Data source: Portland February UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How February Weather in Portland Compares to Other Months

Weather in Portland varies notably across the year, with each month offering distinct climate conditions. This page compares February’s weather to other months in Portland, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Portland, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-7°C (20°F)	38 mm (1.5 inches)	84%	low
February Weather	-6°C (21°F)	54 mm (2.1 inches)	85%	moderate
March Weather	2°C (35°F)	60 mm (2.3 inches)	84%	moderate
April Weather	7°C (45°F)	92 mm (3.6 inches)	83%	very high
May Weather	15°C (59°F)	139 mm (5.5 inches)	75%	very high
June Weather	21°C (70°F)	124 mm (4.9 inches)	79%	very high
July Weather	23°C (74°F)	112 mm (4.4 inches)	75%	very high
August Weather	21°C (70°F)	112 mm (4.4 inches)	69%	very high
September Weather	18°C (64°F)	111 mm (4.4 inches)	74%	very high
October Weather	10°C (50°F)	119 mm (4.7 inches)	79%	moderate
November Weather	1°C (35°F)	53 mm (2.1 inches)	88%	moderate
December Weather	-3°C (27°F)	44 mm (1.7 inches)	82%	low