Climate in Oregon City, Oregon

Oregon City, Oregon gets 43 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Oregon City averages 2 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 143 sunny days per year in Oregon City. The US average is 205 sunny days.

Oregon City gets some kind of precipitation, on average, 147 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.

Weather Highlights

Summer High: the July high is around 82 degrees
Winter Low: the January low is 36
Rain: averages 43 inches of rain a year
Snow: averages 2 inches of snow a year

SPERLING'S COMFORT INDEX

Oregon City ranks 79/100 for Comfort Index

A higher score indicates a more comfortable year-round climate. The US average for the comfort index is 54. Our index is based on the total number of days annually within the comfort range of 70-80 degrees, and we also applied a penalty for days of excessive humidity.

August is the hottest month for Oregon City with an average high temperature of 82.4°, which ranks it as about average compared to other places in Oregon. In Oregon City, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Oregon City are September, June and July.

December has the coldest nighttime temperatures for Oregon City with an average of 34.8°. This is warmer than most places in Oregon.

In Oregon City, there are 15.3 days annually when the high temperature is over 90°, which is about average compared to other places in Oregon.

In Oregon City, there are 33.3 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Oregon.

In Oregon City, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Oregon.

December is the wettest month in Oregon City with 6.9 inches of rain, and the driest month is July with 0.6 inches. The wettest season is Spring with 41% of yearly precipitation and 7% occurs in Autumn, which is the driest season. The annual rainfall of 42.9 inches in Oregon City means that it is about average compared to other places in Oregon.

November is the rainiest month in Oregon City with 18.7 days of rain, and August is the driest month with only 3.4 rainy days. There are 146.6 rainy days annually in Oregon City, which is about average compared to other places in Oregon. The rainiest season is Spring when it rains 34% of the time and the driest is Autumn with only a 11% chance of a rainy day.

An annual snowfall of 1.6 inches in Oregon City means that it is less snowy than most places in Oregon.

December is the snowiest month in Oregon City with 0.5 inches of snow, and 3 months of the year have significant snowfall.

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