Annual average weather for Clatsop County, United States

Best
Best
Best
Best
Sea
 
Sea
 
Sea
 
Sea
 
Sea
 
Sea
11°
 
Sea
13°
 
Sea
14°
 
Sea
12°
 
Sea
10°
 
Sea
 
Sea
 

Annual Average Weather for Clatsop County, United States

The annual average maximum daily temperature is 14.6°C (58.2°F) which is a little too chilly for sunbathing. The annual average water temperature is typically 8.7°C (47.6°F) which is very cold and bracing, it's not recommended you swim with out a full wet suit. Annually there are on average 18.4 days of rain per month and 5.7 hours of sun per day.

When is the best time to visit Clatsop County?

The best months to visit Clatsop County are June, July, August, September, for the best beach weather, the most sunshine and optimal sunbathing and swimming conditions with the least chance of rain.

The sea is best for swimming between June and October when the sea temperature is above the average 9°C (48°F) which is very cold and bracing, it's not recommended you swim with out a full wet suit.

Can you sunbathe in Clatsop County year round?

No, you can't sunbathe in Clatsop County all year round. Some months are too cold for sunbathing, however you might enjoy other beach activities such as taking a walk, going hiking along trails or just enjoying the scenery.

More info about the annual temperatures and sunshine.

Can you swim in Clatsop County year round?

No, you can't swim in Clatsop County all year round.

The warmest sea water temperatures in Clatsop County are found in August when they peak at 14°C (57°F) and lowest in February when they dip to 5°C (41°F).

The sea temperature is above average for swimming between June and October when the sea temperature is above 9°C (48°F) which is very cold and bracing, it's not recommended you swim with out a full wet suit.

More info about the annual sea temperatures

When is the hottest month in Clatsop County?

The hottest month in Clatsop County is August when the average maximum temperature is nice and warm and makes sunbathing pleasant on clear days 20°C (68°F), average temperature is 17°C (62°F) and average minimum temperature is 13°C (55°F).

More info about the annual temperatures and sunshine.

When is the coldest month in Clatsop County?

The coolest month in Clatsop County is December when the average maximum temperature is 9°C (48°F), average temperature is 6°C (43°F) and average minimum temperature is 3°C (37°F).

More info about the annual temperatures and sunshine

When is the sunniest month in Clatsop County?

The sunniest days in Clatsop County are in July which has the most hours of sunshine per day. In July the sunshine percentage is 62% making it sunny but overcast at times. The hours of sunshine per day are 9.5hrs making the days long and bright.

More info about the annual sunshine.

When is the least sunny month in Clatsop County?

December has the least sunshine. In December the sunshine percentage is 27% making it extremely gloomy and overcast with little sunshine. There are 2.3 hours of sunshine per day.

More info about the annual sunshine.

When is the driest month in Clatsop County?

The driest month in Clatsop County is July with 2.8cm (1.1inches) of rain and the least days of rain with 9.2 days with some rain, a quite rainy time to visit the beach.

More info about the annual rainfall

When is the wettest month in Clatsop County?

The wettest month in Clatsop County is November with 30.5cm (12.0inches) of rain and March has the most days of rain with 25.3 days with some rain, a very wet time to visit the beach.

More info about the annual rainfall.

When is the sea the coldest in Clatsop County?

The coldest sea water temperatures in Clatsop County are found in February when they dip to 5°C (41°F) which is extremely cold and not suitable for swimming. Taking a dip at this temperature would risk hypothermia.

More info about the annual sea temperatures.

When is the sea the warmest in Clatsop County?

The warmest sea water temperatures in Clatsop County are found in August when they peak at 14°C (57°F) which is cold for swimming, a full wet suit is required to spend any length of time in the sea.

More info about the annual sea temperatures.

When is the most humid month in Clatsop County?

The most humid month in Clatsop County is August with a dew point (an indicator of humidity) of 14°C (58°F) which is comfortable for everyone.

More info about the annual humidity.

When is the least humid month in Clatsop County?

The least humid month in Clatsop County is February with a dew point of 5°C (42°F) which is a bit dry for some.

More info about the annual humidity.

When is the windiest month in Clatsop County?

The most windy month in Clatsop County is March when the average maximum windspeed is 32KM/H (20MPH) and the average wind speed is 13KM/H (8MPH).

More info about the annual wind conditions.

Annual Temperature for Clatsop County

The hottest month in Clatsop County is August when the average maximum temperature is 20°C (68°F), average temperature is 17°C (62°F) and average minimum temperature is 13°C (55°F).

The coolest month in Clatsop County is December when the average maximum temperature is 9°C (9°F), average temperature is 6°C (43°F) and average minimum temperature is 3°C (37°F).

Annual Sunshine for Clatsop County

The longest days in Clatsop County are in June, with an average of 15.7 hours of daylight per day. December has the shortest days with an average of 8.7 hours of daylight per day.

The sunniest days in Clatsop County are in July which has the most hours of sunshine per day. The sunshine percentage is 62% making it sunny but overcast at times. The hours of sunshine per day are 9.5hrs making the days long and bright.

December has the least sunshine. The sunshine percentage is 27% making it extremely gloomy and overcast with little sunshine. There are 2.3 hours of sunshine per day.

The ultraviolet index is the highest in June when it reaches 8.8 and lowest in December when it reaches 1.1.

An ultraviolet index reading of 8 to 10 indicates a very high risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 15 minutes. Take extra precautions because unprotected skin and eyes will be damaged and can burn quickly. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.

Annual Sea Temperature for Clatsop County

The warmest sea water temperatures in Clatsop County are found in August when they peak at 14°C (57°F) and lowest in February when they dip to 5°C (41°F).

The sea is best for swimming between June and October when the temperature is above 9°C (48°F) which is very cold and bracing, it's not recommended you swim with out a full wet suit.

Annual Rainfall for Clatsop County

The wettest month in Clatsop County is November with 30.5cm (12.0inches) of rain and March has the most days of rain with 25.3 days with some rain, a very wet time to visit the beach.

The driest month in Clatsop County is July with 2.8cm (1.1inches) of rain and the least days of rain with 9.2 days with some rain, a quite rainy time to visit the beach.

Annual Humidity for Clatsop County

The most humid month in Clatsop County is August with a dew point (an indicator of humidity) of 14°C (58°F) which is comfortable for everyone.

The least humid month in Clatsop County is February with a dew point of 5°C (42°F) which is a bit dry for some.

Annual Wind Speed for Clatsop County

The most windy month in Clatsop County is March when the average maximum windspeed is 32KM/H (20MPH) and the average wind speed is 13KM/H (8MPH).

The least windy month in Clatsop County is September when the average maximum windspeed is 26KM/H (16MPH) and the average wind speed is 10KM/H (6MPH).

Best Beaches

PICK A MONTH FOR BEST BEACHES IN UNITED STATES

Monthly Averages

Suggested Beaches

Book Accomodation Deals

Booking.com Search FlightsImage