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
Arrival of September comes with a reduction in the average high-temperature, falling from a moderately hot 82.6°F (28.1°C) in August to a pleasant 70.7°F (21.5°C). Orin records a marked daily temperature contrast, with an average low-temperature of 42.6°F (5.9°C) during the nights of September.Humidity
The average relative humidity in September is 59%.Rainfall
In Orin, during September, the rain falls for 7.8 days and regularly aggregates up to 0.83" (21mm) of precipitation. Throughout the year, there are 128.8 rainfall days, and 13.62" (346mm) of precipitation is accumulated.Snowfall
January through April, September through December are months with snowfall in Orin. September is the first month it typically snows in Orin. Throughout September, in the average 0.3 snowfall days, it receives 0.83" (21mm) of snow. Throughout the year, in Orin, there are 57.6 snowfall days, and 27.87" (708mm) of snow is accumulated.Daylight
The average length of the day in September is 12h and 34min.On the first day of the month, sunrise is at 6:10 am and sunset at 7:32 pm. On the last day of September, in Orin, sunrise is at 6:50 am and sunset at 6:31 pm PDT.
Sunshine
In September, the average sunshine is 10.3h.UV index
The average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: A daily maximum UV index of 3 in September translates into the following instructions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Frequently asked questions
What is the usual temperature for Orin in September?
What is the average humidity in September in Orin?
How many days does it rain in September in Orin?
When does it start snowing in Orin?
What is the average length of the day in September in Orin?
What time are sunrise and sunset in September in Orin?
How many hours of sunshine does Orin have in September?
What is the UV index intensity in September in Orin?
Average temperature in September
Orin, WA
- Average high temperature in September: 70.7°F
The warmest month (with the highest average high temperature) is August (82.6°F).
The month with the lowest average high temperature is December (29.3°F).
- Average low temperature in September: 42.6°F
The month with the highest average low temperature is August (50°F).
The coldest month (with the lowest average low temperature) is February (16.7°F).
Average pressure in September
Orin, WA
- Average pressure in September: 29.97"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Orin, WA
- Average wind speed in September: 3.5mph
The windiest month (with the highest average wind speed) is April (4mph).
The calmest months (with the lowest average wind speed) are January and December (3.1mph).
Average humidity in September
Orin, WA
- Average humidity in September: 59%
The month with the highest relative humidity is January (95%).
The month with the lowest relative humidity is August (49%).
Average rainfall in September
Orin, WA
- Average rainfall in September: 0.83"
The wettest months (with the highest rainfall) are November and December (1.54").
The driest month (with the least rainfall) is August (0.28").
Average rainfall days in September
Orin, WA
- Average rainfall days in September: 7.8 days
The month with the highest number of rainy days is April (16.1 days).
The month with the least rainy days is August (4.1 days).
Average snowfall in September
Orin, WA
- Average snowfall in September: 0.83"
The month with the highest snowfall is January (7.8").
The months with the least snowfall are May, June, July and August (0").
Average snowfall days in September
Orin, WA
- Average snowfall days in September: 0.3 days
The month with the highest number of snowfall days is December (13.9 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Orin, WA
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in September: 10h and 2min
The month with the most sunshine is August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in September
Orin, WA
- Average sunshine days in September: 20.1 days
The month with the most sunshine days is August (24.8 days).
The month with the least sunshine days is March (11.2 days).
Average UV index in September
Orin, WA
- Average UV index in September: 3
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 1).
Average cloud cover in September
Orin, WA
- Average cloud cover in September: 22
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in September
Orin, WA
- Average visibility in September: 6mi
The months with the highest visibility are May, June, July, August and September (6mi).
The month with the lowest visibility is January (2mi).
Orin, Washington, USA
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