Alsea, OR Climate


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Alsea, OR has a temperate marine climate, with cool winters and mild summers. Rainfall is abundant throughout the year, but especially during the winter months when warm air from the Pacific Ocean brings moisture and heavy rain to the region. The average temperature in Alsea ranges from 32°F (0°C) in January to 78°F (26°C) in August. In the summer months, temperatures can reach as high as 90°F (32°C), while in winter they may dip down to 22°F (-5°C). The area is known for its lush and green landscape due to the rain and wet winters.

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Alsea is 7.0 (10=best), which means it is less comfortable than most places in Oregon.

9.1 Summer - 4.9 Winter
August, July and September are the most pleasant months in Alsea, while December and January are the least comfortable months.

  ClimateAlsea, OregonUnited States
  73.9 in.38.1 in.
  6.3 in.27.8 in.
  176.8 days106.2 days
  157 days205 days
  78.8°85.8°
  34.3°21.7°
  77
  3.14.3
  295 ft.2443 ft.
Climate
YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

August is the hottest month for Alsea with an average high temperature of 79.2°, which ranks it as cooler than most places in Oregon. In Alsea, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Alsea are July, August and September.
In Alsea, there are 7.3 days annually when the high temperature is over 90°, which is cooler than most places in Oregon.
December has the coldest nighttime temperatures for Alsea with an average of 33.4°. This is about average compared to other places in Oregon.
In Alsea, there are 46.5 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Oregon.
In Alsea, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Oregon.
Humidity in Alsea is generally quite low and comfortable. There are few days during the summer when the humidity becomes unpleasant. The most humid months (but still comfortable) are July, August and June.
December is the wettest month in Alsea with 13.5 inches of rain, and the driest month is July with 0.6 inches. The wettest season is Spring with 47% of yearly precipitation and 5% occurs in Autumn, which is the driest season. The annual rainfall of 73.9 inches in Alsea means that it is wetter than most places in Oregon.
November is the rainiest month in Alsea with 21.3 days of rain, and August is the driest month with only 4.9 rainy days. There are 176.8 rainy days annually in Alsea, which is one of the rainiest places in Oregon. The rainiest season is Spring when it rains 33% of the time and the driest is Autumn with only a 12% chance of a rainy day.
An annual snowfall of 6.3 inches in Alsea means that it is snowier than most places in Oregon. February is the snowiest month in Alsea with 2.9 inches of snow, and 3 months of the year have significant snowfall.
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