September weather forecastGleneden Beach, OR
September
Weather in September
The first month of the autumn, September, is still a refreshing month in Gleneden Beach, Oregon, with temperature in the range of an average high of 65.5°F (18.6°C) and an average low of 52°F (11.1°C).Temperature
With the onset of September, the average high-temperature registers at a still refreshing 65.5°F (18.6°C), subtly different from August's 67.6°F (19.8°C). Gleneden Beach, during the month of September, experiences an average low-temperature of 52°F (11.1°C).Humidity
April, May, July, September and October, with an average relative humidity of 81%, are the least humid months.Rainfall
In Gleneden Beach, in September, during 6.8 rainfall days, 0.91" (23mm) of precipitation is typically accumulated. Throughout the year, there are 139.5 rainfall days, and 18.66" (474mm) of precipitation is accumulated.Snowfall
In Gleneden Beach, snow does not fall in March through October and December.Daylight
In Gleneden Beach, the average length of the day in September is 12h and 30min.On the first day of the month, sunrise is at 6:39 am and sunset at 7:52 pm. On the last day of September, sunrise is at 7:13 am and sunset at 6:57 pm PDT.
Sunshine
In September, the average sunshine is 9h.UV index
In Gleneden Beach, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: An average maximum UV index of 4 in September leads to these recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Gleneden Beach, OR
- Average high temperature in September: 65.5°F
The warmest month (with the highest average high temperature) is August (67.6°F).
The month with the lowest average high temperature is December (47.7°F).
- Average low temperature in September: 52°F
The month with the highest average low temperature is August (53.6°F).
The coldest month (with the lowest average low temperature) is December (40.6°F).
Average pressure in September
Gleneden Beach, OR
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is September (30.02"Hg).
Average wind speed in September
Gleneden Beach, OR
- Average wind speed in September: 6.6mph
The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in September
Gleneden Beach, OR
- Average humidity in September: 81%
The months with the highest relative humidity are February, March, November and December (83%).
The months with the lowest relative humidity are April, May, July, September and October (81%).
Average rainfall in September
Gleneden Beach, OR
- Average rainfall in September: 0.91"
The wettest month (with the highest rainfall) is December (3.07").
The driest month (with the least rainfall) is July (0.16").
Average rainfall days in September
Gleneden Beach, OR
- Average rainfall days in September: 6.8 days
The month with the highest number of rainy days is March (18.2 days).
The month with the least rainy days is August (3.7 days).
Average snowfall in September
Gleneden Beach, OR
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.28").
The months with the least snowfall are March, April, May, June, July, August, September, October and December (0").
Average snowfall days in September
Gleneden Beach, OR
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.9 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Gleneden Beach, OR
- Average daylight in September: 12h and 30min
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 September: 9h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January and February (Average sunshine: 4h and 0min).
Average sunshine days in September
Gleneden Beach, OR
- Average sunshine days in September: 21.5 days
The month with the most sunshine days is July (25.8 days).
The month with the least sunshine days is March (10.9 days).
Average UV index in September
Gleneden Beach, OR
- Average UV index in September: 4
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are February, November and December (UV index 2).
Average cloud cover in September
Gleneden Beach, OR
- Average cloud cover in September: 34
The months with the most cloud cover are February and March (Cloud cover 59).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in September
Gleneden Beach, OR
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are August and September (5mi).





