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
September's onset brings a negligible change in high-temperatures, falling from a moderately hot 76.1°F (24.5°C) in August to a pleasant 68.2°F (20.1°C). Tygh Valley observes an average low-temperature of 46.9°F (8.3°C) during September.Humidity
The average relative humidity in September is 67%.Rainfall
In Tygh Valley, during September, the rain falls for 9.3 days and regularly aggregates up to 0.87" (22mm) of precipitation. Throughout the year, there are 116 rainfall days, and 23.15" (588mm) of precipitation is accumulated.Snowfall
Months with snowfall in Tygh Valley, Oregon, are January through June, September through December. September is the first month it typically snows. Throughout September, in the average 0.4 snowfall days, it receives 0.87" (22mm) of snow. Throughout the year, there are 104.7 snowfall days, and 104.33" (2650mm) of snow is accumulated.Daylight
The average length of the day in September is 12h and 31min.On the first day of September in Tygh Valley, sunrise is at 6:27 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 6:46 pm PDT.
Sunshine
The average sunshine in September is 10h.UV index
The average daily maximum UV index in September in Tygh Valley is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: In September, an average UV index of 3 transforms into the following instructions:
Be vigilant - Preventing sunburn is recommended. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
How much does it rain in September?
When does it start to snow?
How many hours of daylight does Tygh Valley have in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Tygh Valley have in September?
What is the UV index intensity in September?
Average temperature in September
Tygh Valley, OR
- Average high temperature in September: 68.2°F
The warmest month (with the highest average high temperature) is August (76.1°F).
The month with the lowest average high temperature is December (34.9°F).
- Average low temperature in September: 46.9°F
The month with the highest average low temperature is August (51.8°F).
The coldest month (with the lowest average low temperature) is December (26.1°F).
Average pressure in September
Tygh Valley, OR
- Average pressure in September: 29.99"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is August (29.97"Hg).
Average wind speed in September
Tygh Valley, OR
- Average wind speed in September: 4.9mph
The windiest month (with the highest average wind speed) is January (6.3mph).
The calmest month (with the lowest average wind speed) is September (4.9mph).
Average humidity in September
Tygh Valley, OR
- Average humidity in September: 67%
The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is August (60%).
Average rainfall in September
Tygh Valley, OR
- Average rainfall in September: 0.87"
The wettest month (with the highest rainfall) is January (3.82").
The driest month (with the least rainfall) is July (0.24").
Average rainfall days in September
Tygh Valley, OR
- Average rainfall days in September: 9.3 days
The month with the highest number of rainy days is April (13.2 days).
The month with the least rainy days is August (4.8 days).
Average snowfall in September
Tygh Valley, OR
- Average snowfall in September: 0.87"
The month with the highest snowfall is January (22.01").
The months with the least snowfall are July and August (0").
Average snowfall days in September
Tygh Valley, OR
- Average snowfall days in September: 0.4 days
The month with the highest number of snowfall days is December (18.6 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Tygh Valley, 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: 10h and 0min
The month with the most sunshine is August (Average sunshine: 11h and 36min).
The months with the least sunshine are January, February and December (Average sunshine: 4h and 6min).
Average sunshine days in September
Tygh Valley, OR
- Average sunshine days in September: 17.8 days
The month with the most sunshine days is July (23.7 days).
The month with the least sunshine days is March (8.2 days).
Average UV index in September
Tygh Valley, OR
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in September
Tygh Valley, OR
- Average cloud cover in September: 28
The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in September
Tygh Valley, OR
- Average visibility in September: 6mi
The months with the highest visibility are May, June, July, August and September (6mi).
The months with the lowest visibility are January, February and December (4mi).
Tygh Valley, Oregon, USA
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