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
Cloverdale indicates an average high-temperature of an enjoyable 65.1°F (18.4°C) in September, showing minor variation from August's 68.4°F (20.2°C). Nighttime temperature dips to a mean of 52.3°F (11.3°C) during September.Humidity
The average relative humidity in September is 81%.Rainfall
In Cloverdale, in September, during 6.8 rainfall days, 0.71" (18mm) of precipitation is typically accumulated. Throughout the year, there are 137.4 rainfall days, and 15" (381mm) of precipitation is accumulated.Snowfall
In Cloverdale, snow does not fall in April through November.Daylight
The average length of the day in September is 12h and 31min.On the first day of the month, sunrise is at 6:38 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
The average sunshine in September is 9h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: In September, an average UV index of 4 transforms into the following instructions:
Take precautions - Protection against sunburn is recommended. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow in Cloverdale?
What is the average length of the day in September in Cloverdale?
What time are sunrise and sunset in September?
How many hours of sunshine does Cloverdale have in September?
What is the UV index intensity in September?
Average temperature in September
Cloverdale, OR
- Average high temperature in September: 65.1°F
The warmest month (with the highest average high temperature) is August (68.4°F).
The month with the lowest average high temperature is December (45.5°F).
- Average low temperature in September: 52.3°F
The month with the highest average low temperature is August (53.8°F).
The coldest month (with the lowest average low temperature) is December (38.7°F).
Average pressure in September
Cloverdale, 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
Cloverdale, OR
- Average wind speed in September: 6.3mph
The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in September
Cloverdale, OR
- Average humidity in September: 81%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is May (80%).
Average rainfall in September
Cloverdale, OR
- Average rainfall in September: 0.71"
The wettest month (with the highest rainfall) is December (2.68").
The driest month (with the least rainfall) is July (0.24").
Average rainfall days in September
Cloverdale, OR
- Average rainfall days in September: 6.8 days
The month with the highest number of rainy days is March (17.6 days).
The month with the least rainy days is August (4.3 days).
Average snowfall in September
Cloverdale, OR
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Cloverdale, OR
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.2 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
Cloverdale, 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 0min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in September
Cloverdale, OR
- Average sunshine days in September: 20.3 days
The month with the most sunshine days is July (24.8 days).
The month with the least sunshine days is March (11.4 days).
Average UV index in September
Cloverdale, 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 January, February, November and December (UV index 2).
Average cloud cover in September
Cloverdale, OR
- Average cloud cover in September: 34
The months with the most cloud cover are February and March (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in September
Cloverdale, OR
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Cloverdale, Oregon, USA
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