August weather forecastPhilomath, OR
August
Weather in August
August, the last month of the summer in Philomath, is another warm month, with temperature in the range of an average low of 51.4°F (10.8°C) and an average high of 79.7°F (26.5°C).Temperature
August, with average temperatures reaching a high of 79.7°F (26.5°C) and a low of 51.4°F (10.8°C), is the warmest month.Humidity
July and August, with an average relative humidity of 71%, are the least humid months.Rainfall
In August, the rain falls for 4.6 days. Throughout August, 0.51" (13mm) of precipitation is accumulated. In Philomath, during the entire year, the rain falls for 169.8 days and collects up to 34.02" (864mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
In Philomath, the average length of the day in August is 13h and 59min.On the first day of the month, sunrise is at 6:01 am and sunset at 8:38 pm. On the last day of August, sunrise is at 6:35 am and sunset at 7:51 pm PDT.
Sunshine
The average sunshine in August is 10.5h.UV index
In August, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: In August, the average maximum UV index of 4 translates into the following recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Philomath, OR
- Average high temperature in August: 79.7°F
The warmest month (with the highest average high temperature) is August (79.7°F).
The month with the lowest average high temperature is December (44.2°F).
- Average low temperature in August: 51.4°F
The month with the highest average low temperature is August (51.4°F).
The coldest month (with the lowest average low temperature) is December (33.6°F).
Average pressure in August
Philomath, OR
- Average pressure in August: 30.01"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).
Average wind speed in August
Philomath, OR
- Average wind speed in August: 3.7mph
The windiest months (with the highest average wind speed) are March and April (4.7mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).
Average humidity in August
Philomath, OR
- Average humidity in August: 71%
The month with the highest relative humidity is December (90%).
The months with the lowest relative humidity are July and August (71%).
Average rainfall in August
Philomath, OR
- Average rainfall in August: 0.51"
The wettest month (with the highest rainfall) is December (5.31").
The driest month (with the least rainfall) is July (0.24").
Average rainfall days in August
Philomath, OR
- Average rainfall days in August: 4.6 days
The month with the highest number of rainy days is March (20.6 days).
The month with the least rainy days is August (4.6 days).
Average snowfall in August
Philomath, OR
- Average snowfall in August: 0"
The month with the highest snowfall is February (1.81").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in August
Philomath, OR
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in August /
Average sunshine in August
Philomath, OR
- Average daylight in August: 14h and 0min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in August: 10h and 30min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 18min).
Average sunshine days in August
Philomath, OR
- Average sunshine days in August: 23.9 days
The month with the most sunshine days is July (24.8 days).
The month with the least sunshine days is February (8.3 days).
Average UV index in August
Philomath, OR
- Average UV index in August: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in August
Philomath, OR
- Average cloud cover in August: 29
The month with the most cloud cover is February (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in August
Philomath, OR
- Average visibility in August: 5mi
The months with the highest visibility are July, August and September (5mi).
The months with the lowest visibility are January, February, March, April, May, June, October, November and December (4mi).





