Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
With the commencement of September, Fairview records a moderate temperature decline, with the average high easing from August's warm 79.7°F (26.5°C) to an agreeable 72.5°F (22.5°C). Despite a significant disparity with daytime temperatures, an average low-temperature of 49.5°F (9.7°C) is recorded during September.Humidity
The average relative humidity in September in Fairview is 70%.Rainfall
In Fairview, in September, during 10.1 rainfall days, 1.89" (48mm) of precipitation is typically accumulated. Throughout the year, there are 171 rainfall days, and 37.2" (945mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in September in Fairview is 12h and 31min.On the first day of September in Fairview, sunrise is at 6:32 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 6:51 pm PDT.
Sunshine
In Fairview, the average sunshine in September is 9.3h.UV index
In September, the average daily maximum UV index in Fairview, Oregon, is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index, 4 in September, converts into the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Experience reduced UV exposure by about half when donning a wide-brim hat.
Frequently asked questions
What is the average September temperature in Fairview?
What is the average humidity in September in Fairview?
How much does it rain in Fairview in September?
When it does not snow in Fairview?
How many hours of daylight does Fairview have in September?
When are sunrise and sunset in September in Fairview?
How many hours of sunshine does Fairview have in September?
What is the UV index intensity in September in Fairview?
Average temperature in September
Fairview, OR
- Average high temperature in September: 72.5°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 (43.3°F).
- Average low temperature in September: 49.5°F
The month with the highest average low temperature is August (52.7°F).
The coldest month (with the lowest average low temperature) is December (33.3°F).
Average pressure in September
Fairview, OR
- Average pressure in September: 30.01"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).
Average wind speed in September
Fairview, OR
- Average wind speed in September: 3.9mph
The windiest month (with the highest average wind speed) is January (6.8mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).
Average humidity in September
Fairview, OR
- Average humidity in September: 70%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is August (65%).
Average rainfall in September
Fairview, OR
- Average rainfall in September: 1.89"
The wettest month (with the highest rainfall) is December (5.63").
The driest month (with the least rainfall) is July (0.31").
Average rainfall days in September
Fairview, OR
- Average rainfall days in September: 10.1 days
The month with the highest number of rainy days is March (19.6 days).
The month with the least rainy days is August (4.1 days).
Average snowfall in September
Fairview, OR
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.54").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Fairview, OR
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Fairview, OR
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).
Average sunshine days in September
Fairview, OR
- Average sunshine days in September: 17.9 days
The month with the most sunshine days is August (25.3 days).
The month with the least sunshine days is February (8.6 days).
Average UV index in September
Fairview, OR
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Fairview, OR
- Average cloud cover in September: 33
The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in September
Fairview, OR
- Average visibility in September: 6mi
The months with the highest visibility are July, August and September (6mi).
The months with the lowest visibility are January, February, March, April, May, June, October, November and December (5mi).
Fairview, Oregon, USA
Weather forecast for your location
2. Allow the app to use your location
