Oregon City
Oregon, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Oregon City, OR

January, the same as December, in Oregon City, Oregon, is a frosty winter month, with average temperature ranging between max 46.2°F (7.9°C) and min 35.2°F (1.8°C). In January, the average high-temperature is practically the same as in December - a still frosty 46.2°F (7.9°C). Weather in January »

The last month of the winter, February, is also a frosty month in Oregon City, Oregon, with temperature in the range of an average high of 47.1°F (8.4°C) and an average low of 35.1°F (1.7°C). In February, the average high-temperature is essentially the same as in January - a still chilly 47.1°F (8.4°C). Weather in February »

The first month of the spring, March, is a cool month in Oregon City, Oregon, with average temperature fluctuating between 37.8°F (3.2°C) and 52.2°F (11.2°C). In Oregon City, the average high-temperature in March is essentially the same as in February - a fresh 52.2°F (11.2°C). Weather in March »

April in Oregon City, Oregon, is a mild spring month, with temperature in the range of an average high of 58.5°F (14.7°C) and an average low of 39.4°F (4.1°C). In Oregon City, the average high-temperature in April slightly increases, from a cool 52.2°F (11.2°C) in March, to a moderate 58.5°F (14.7°C). Weather in April »

The last month of the spring, May, is a comfortable month in Oregon City, Oregon, with average temperature fluctuating between 66.6°F (19.2°C) and 43.5°F (6.4°C). In May, the average high-temperature slightly increases, from a moderate 58.5°F (14.7°C) in April, to an enjoyable 66.6°F (19.2°C). Weather in May »

The first month of the summer, June, is a pleasant month in Oregon City, Oregon, with average temperature ranging between max 71.8°F (22.1°C) and min 47.5°F (8.6°C). In Oregon City, the average high-temperature is almost the same as in May - a pleasant 71.8°F (22.1°C). Weather in June »

July is a warm summer month in Oregon City, Oregon, with average temperature fluctuating between 80.2°F (26.8°C) and 51.6°F (10.9°C). In Oregon City, the average high-temperature slightly increases, from an agreeable 71.8°F (22.1°C) in June, to a warm 80.2°F (26.8°C). Weather in July »

The last month of the summer, August, is another warm month in Oregon City, Oregon, with average temperature ranging between max 81.1°F (27.3°C) and min 54°F (12.2°C). With an average high-temperature of 81.1°F (27.3°C) and an average low-temperature of 54°F (12.2°C), August is the warmest month. The average heat index in August is appraised at 83.8°F (28.8°C). Weather in August »

The first month of the autumn, September, is also a moderately hot month in Oregon City, Oregon, with average temperature ranging between min 50.5°F (10.3°C) and max 73.6°F (23.1°C). In Oregon City, the average high-temperature slightly decreases, from a warm 81.1°F (27.3°C) in August, to a still moderately hot 73.6°F (23.1°C). Weather in September »

October, the same as September, is another comfortable autumn month in Oregon City, Oregon, with average temperature fluctuating between 61.3°F (16.3°C) and 45.1°F (7.3°C). In October, the average high-temperature drops, from a moderately hot 73.6°F (23.1°C) in September, to an enjoyable 61.3°F (16.3°C). Weather in October »

The last month of the autumn, November, is another cool month in Oregon City, Oregon, with temperature in the range of an average high of 50.9°F (10.5°C) and an average low of 39.7°F (4.3°C). In Oregon City, the average high-temperature in November drops, from a comfortable 61.3°F (16.3°C) in October, to a fresh 50.9°F (10.5°C). Weather in November »

The first month of the winter, December, is also a frosty month in Oregon City, Oregon, with average temperature varying between 44.4°F (6.9°C) and 34.3°F (1.3°C). With an average high-temperature of 44.4°F (6.9°C) and an average low-temperature of 34.3°F (1.3°C), December is the coldest month. Weather in December »

How many days does it rain in Oregon City?

In Oregon City, Oregon, during the entire year, the rain falls for 169.9 days and collects up to 32.76" (832mm) of precipitation.

When does it snow in Oregon City?

January through March, November and December are months with snowfall in Oregon City.

How much does it snow in Oregon City?

Throughout the year, there are 6.1 snowfall days, and 4.17" (106mm) of snow is accumulated.

When is the lowest UV index in Oregon City?

Months with the lowest UV index in Oregon City, Oregon, are January, February, November and December, with an average maximum UV index of 2.

What is the most humid month in Oregon City?

February is the most humid month in Oregon City, with an average relative humidity of 84%.

When does it snow the most in Oregon City?

The month with the most snowfall is February when snow falls for 2.3 days and typically aggregates up to 1.5" (38mm) of snow.

What is the month with the least sunshine in Oregon City?

February has the least sunshine of the year in Oregon City, Oregon, with an average of 4.3h of sunshine.

When it does not snow in Oregon City?

April through October are months without snowfall in Oregon City, Oregon.

When are the longest days in Oregon City?

With an average of 15.6h of daylight, June has the longest days of the year.

What is the driest month in Oregon City?

The month with the least rainfall in Oregon City is July when the rain falls for 4.3 days and typically collects 0.24" (6mm) of precipitation.

When is the highest UV index in Oregon City?

With an average maximum UV index of 6, July is the month with the highest UV index.

What is the warmest month in Oregon City?

August is the warmest month in Oregon City, Oregon, with an average high-temperature of 81.1°F (27.3°C) and an average low-temperature of 54°F (12.2°C).

What is the least humid month in Oregon City?

With an average relative humidity of 64%, August is the least humid month in Oregon City.

What month has the most sunshine in Oregon City?

August has the most sunshine of the year in Oregon City, with an average of 11.1h of sunshine.

What is the coldest month in Oregon City?

December is the coldest month, with an average high-temperature of 44.4°F (6.9°C) and an average low-temperature of 34.3°F (1.3°C).

What is the rainiest month in Oregon City?

December is the month with the most rainfall in Oregon City, Oregon. Rain falls for 19.2 days and accumulates 5.16" (131mm) of precipitation.

What is the month with the shortest days in Oregon City?

December has the shortest days of the year in Oregon City, with an average of 8.8h of daylight.
Average temperature - Oregon City, OR
Average humidity - Oregon City, OR
Average rainfall - Oregon City, OR

The wettest month (with the highest rainfall) is December (5.16").
The driest month (with the lowest rainfall) is July (0.24").

Average rainfall days - Oregon City, OR

The month with the highest number of rainy days is March (20.3 days).
The month with the lowest number of rainy days is August (4 days).

Average snowfall - Oregon City, OR

The month with the highest snowfall is February (1.5").
Months with the lowest snowfall are April, May, June, July, August, September and October (0").

Average snowfall days - Oregon City, OR

The month with the highest number of snowfall days is February (2.3 days).
Months with the lowest number of snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight / Average sunshine - Oregon City, OR
Average UV index - Oregon City, OR