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 onset of September brings a small change in high-temperatures, falling from an agreeable 71.2°F (21.8°C) in August to a comfortable 61.7°F (16.5°C). In September, Staley Springs experiences a significant drop from daily zeniths to an average nighttime temperature of 37.6°F (3.1°C).Humidity
The average relative humidity in September is 58%.Rainfall
In Staley Springs, during September, the rain falls for 10.5 days and regularly aggregates up to 1.42" (36mm) of precipitation. In Staley Springs, during the entire year, the rain falls for 123.8 days and collects up to 24.53" (623mm) of precipitation.Snowfall
Months with snowfall are January through July, September through December. September is the first month it typically snows. Throughout September, in the average 1.9 snowfall days, it receives 2.36" (60mm) of snow. In Staley Springs, during the entire year, snow falls for 165.6 days and aggregates up to 125.16" (3179mm) of snow.Daylight
In Staley Springs, the average length of the day in September is 12h and 30min.On the first day of September, sunrise is at 6:49 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:07 pm MDT.
Sunshine
In Staley Springs, the average sunshine in September is 9.8h.UV index
In September, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The daily high UV index of 2 in September translates into this advice:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Staley Springs in September?
What is the average humidity in September in Staley Springs?
How much does it rain in Staley Springs in September?
When does it start snowing?
How many hours of daylight does Staley Springs have in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Staley Springs have in September?
How high is the UV index in September?
Average temperature in September
Staley Springs, ID
- Average high temperature in September: 61.7°F
The warmest month (with the highest average high temperature) is July (73.2°F).
The month with the lowest average high temperature is December (20.5°F).
- Average low temperature in September: 37.6°F
The month with the highest average low temperature is August (43°F).
The coldest month (with the lowest average low temperature) is December (4.8°F).
Average pressure in September
Staley Springs, ID
- Average pressure in September: 29.99"Hg
The month with the highest atmospheric pressure is January (30.24"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Staley Springs, ID
- Average wind speed in September: 5.5mph
The windiest months (with the highest average wind speed) are January, February, March, June, November and December (6.2mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in September
Staley Springs, ID
- Average humidity in September: 58%
The month with the highest relative humidity is February (94%).
The month with the lowest relative humidity is August (52%).
Average rainfall in September
Staley Springs, ID
- Average rainfall in September: 1.42"
The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is July (0.91").
Average rainfall days in September
Staley Springs, ID
- Average rainfall days in September: 10.5 days
The month with the highest number of rainy days is May (20.5 days).
The month with the least rainy days is January (4 days).
Average snowfall in September
Staley Springs, ID
- Average snowfall in September: 2.36"
The month with the highest snowfall is February (20.67").
The month with the least snowfall is August (0").
Average snowfall days in September
Staley Springs, ID
- Average snowfall days in September: 1.9 days
The month with the highest number of snowfall days is March (26.4 days).
The month with the least snowfall days is August (0 days).
Average daylight in September /
Average sunshine in September
Staley Springs, ID
- Average daylight in September: 12h and 3min
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 5min
The month with the most sunshine is July (Average sunshine: 11h and 42min).
The months with the least sunshine are January and February (Average sunshine: 3h and 36min).
Average sunshine days in September
Staley Springs, ID
- Average sunshine days in September: 16.4 days
The month with the most sunshine days is September (16.4 days).
The month with the least sunshine days is May (3.8 days).
Average UV index in September
Staley Springs, ID
- Average UV index in September: 2
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 1).
Average cloud cover in September
Staley Springs, ID
- Average cloud cover in September: 23
The month with the most cloud cover is February (Cloud cover 73).
The months with the least cloud cover are July and August (Cloud cover 17).
Average visibility in September
Staley Springs, ID
- Average visibility in September: 6mi
The months with the highest visibility are June, July, August, September and October (6mi).
The months with the lowest visibility are January and February (3mi).
Staley Springs, Idaho, USA
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