Portland Weather in August: Temperature, Precipitation, Wind
In August, Portland experiences warm temperatures with an average high of 30.1°C (86.2°F) and an average low of 17.4°C (63.3°F). The city sees a moderate amount of precipitation, with an average of 0.54 inches and a 19.4% chance of precipitation. The most common type of precipitation is rain, and there are typically 6 days with measurable rainfall. August is a relatively clear month for Portland, with an average cloud cover of 39%. The city has a moderate average wind speed of 15.2 km/h (9.4 mph).
What is the temperature in Portland in August?
Average air temperature in Portland is 23.3°C (73.9°F) in August. The outside temperature in Portland feels like 23.1°C (73.6°F) on a typical August day. The highest average temperature during sunny days is 30.1°C (86.2°F) and feels like 29.4°C (84.9°F). The lowest average temperature after dark is 17.4°C (63.3°F) which feels like 17.4°C (63.3°F).
How hot is Portland in August?
The hot temperature in August in Portland rises to 41.4°C (106.5°F) on sunny days with low cloud coverage and 54.9% humidity. During hottest days of August it feels like 40.8 °C (105.4°F). The average maximum temp in Portland is 30.1°C (105.4°F) during day time in August.
How cold is Portland in August?
The coldest temp in Portland in August drops to 12.5°C (54.5°F) during the cold nights. With 15.2km/h (9.4mph) winds and 54.9% humidity it feels like 12.5°C (54.5°F) on the coldest nights. The average minimum temperature is 17.4°C (63.3°F) during night time in August.
Does it rain in Portland in August?
Yes, it rains for 6 days in Portland, United States in August averaging 0.54 mm of precipitation. Portland has a 19.4% chance for rain throughout the entire month of August.
How much does it rain in Portland throughout August?
Portland has 0.54 mm (0.02 inch) of rain per day on average in August. It rains for an average of 6 days out of the entire month.
Is Portland windy in August?
The average speed of wind in Portland, United States during August is 15.2km/h (9.4mph) and average windgust is 25.7km/h (16mph). On some days in August wind can reach up to 22.9km/h (14.2mph).
What is the direction of the wind in Portland in August?
Most days of August the wind is blowing from West-Northwest direction in Portland.
What are the humidity levels in Portland in August?
The average humidity levels in Portland in August are 54.9%. Daily humidity levels in Portland range from 40.7% to 83.4% during August.
How many hours of daylight are in Portland in August?
Portland has 14 hours 03 minutes of daylight in August on average. Sunset and sunrise times gradually change throughout the month. Sunrise in Portland in August is at 6:12:30 and the sunset is at 20:16:02.
What is the cloud coverage in Portland in August?
Clouds cover 39% of the sky on average throughout August in Portland. The cloud coverage ranges from 1.6% to 97.2% depending on the day of the month.
What is the UV level in August in Portland?
The average UV index in Portland is 5.6 in August. UV levels change throughout the month and range from 1 to 8.
What is the solar radiation in Portland in August?
The average solar radiation is 68.9 W/m2 (Watts per square meter) in Portland during August. However solar radiation levels change throughout the month and range from 21.1 W/m2 to 114.8 W/m2.
What is the solar energy during August in Portland?
The average solar energy during August in Portland is 6 MJ/m2 (megajoules per square metre). Solar energy ranges from 1.9 MJ/m2, to 9.8 MJ/m2 during August.
Are there severe weather risks in Portland in August?
Yes, there is a 10% risk for severe weather in Portland, United States in August.
What is the air pressure in Portland in August?
On average the air pressure in Portland in August is 1015.9 mb (millibars). Throughout the month the sea level pressure ranges from 1009.5 mb to 1022.1 mb.
What is the visibility in Portland in August?
The average daylight visibility in Portland in August is 15.6 km (9.7 miles). Depending on the precipitation the visibility ranges from 10.6 km (6.6 miles) to 16 km (9.9 miles) throughout August.
What is the dew point in Portland in August?
The average dew point in Portland during August is 12.7°C (54.9°F).
Where is the data for Portland climate in August coming from?
The climate data for Portland, Oregon, United States in August is collected from the following weather stations.
- PORTLAND INTERNATIONAL AIRPORT, OR US
- PORTLAND TROUTDALE AIRPORT, OR US
- VANCOUVER PEARSON AIRPORT, WA US
- DW6016 Milwaukie OR US
- FW8831 Portland OR US
- KPDX
- KTTD
- KVUO