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
The arrival of September corresponds with a reduction in the average high-temperature, down from August's warm 83.5°F (28.6°C) to an agreeable 73°F (22.8°C). September nights experience a consistent temperature drop to a cool 51.8°F (11°C).Humidity
The average relative humidity in September is 38%.Rainfall
In Drewsey, in September, during 5.5 rainfall days, 0.59" (15mm) of precipitation is typically accumulated. Throughout the year, there are 109.9 rainfall days, and 11.34" (288mm) of precipitation is accumulated.Snowfall
In Drewsey, snow does not fall in June through October.Daylight
In Drewsey, the average length of the day in September is 12h and 29min.On the first day of September, sunrise is at 6:17 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 6:35 pm PDT.
Sunshine
In September, the average sunshine is 9.5h.UV index
In Drewsey, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum UV index of 4 in September translates into the following recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
How many days does it rain in September in Drewsey?
When it does not snow?
What is the average length of the day in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Drewsey, OR
- Average high temperature in September: 73°F
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is December (31.8°F).
- Average low temperature in September: 51.8°F
The month with the highest average low temperature is August (59°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).
Average pressure in September
Drewsey, OR
- Average pressure in September: 29.96"Hg
The month with the highest atmospheric pressure is January (30.23"Hg).
The months with the lowest atmospheric pressure are June and August (29.93"Hg).
Average wind speed in September
Drewsey, OR
- Average wind speed in September: 6.4mph
The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is January (5mph).
Average humidity in September
Drewsey, OR
- Average humidity in September: 38%
The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are July and August (31%).
Average rainfall in September
Drewsey, OR
- Average rainfall in September: 0.59"
The wettest month (with the highest rainfall) is December (1.77").
The driest month (with the least rainfall) is July (0.12").
Average rainfall days in September
Drewsey, OR
- Average rainfall days in September: 5.5 days
The month with the highest number of rainy days is March (15.3 days).
The month with the least rainy days is July (3.4 days).
Average snowfall in September
Drewsey, OR
- Average snowfall in September: 0"
The month with the highest snowfall is December (9.13").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in September
Drewsey, OR
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (13.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Drewsey, OR
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 9h and 3min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days in September
Drewsey, OR
- Average sunshine days in September: 22.1 days
The month with the most sunshine days is July (25.3 days).
The month with the least sunshine days is March (11.5 days).
Average UV index in September
Drewsey, OR
- Average UV index in September: 4
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Drewsey, OR
- Average cloud cover in September: 14
The months with the most cloud cover are January and December (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 8).
Average visibility in September
Drewsey, OR
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
Drewsey, Oregon, USA
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