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
As August transitions to September, the average high-temperature falls from a moderately hot 78.1°F (25.6°C) to a comfortable 67.8°F (19.9°C). Wardner's September nights bring a significant temperature shift, averaging at an icy 41.7°F (5.4°C).Humidity
The average relative humidity in September is 62%.Rainfall
In Wardner, during September, the rain falls for 9.1 days and regularly aggregates up to 0.87" (22mm) of precipitation. In Wardner, during the entire year, the rain falls for 144.3 days and collects up to 27.6" (701mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. September is the first month it typically snows. Throughout September, in the average 0.2 snowfall days, it receives 0.28" (7mm) of snow. In Wardner, during the entire year, snow falls for 81.2 days and aggregates up to 73.58" (1869mm) of snow.Daylight
The average length of the day in September is 12h and 33min.On the first day of September, sunrise is at 6:04 am and sunset at 7:24 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 6:25 pm PDT.
Sunshine
The average sunshine in September is 9.5h.UV index
In Wardner, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: In September, the average maximum UV index of 3 translates into the following recommendations:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective 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 are the temperatures in September?
What is the average humidity in September?
How many days does it rain in September?
When does it start snowing in Wardner?
How many hours of daylight does Wardner have in September?
What time are sunrise and sunset in September in Wardner?
How many hours of sunshine does Wardner have in September?
What is the UV index intensity in September?
Average temperature in September
Wardner, ID
- Average high temperature in September: 67.8°F
The warmest months (with the highest average high temperature) are July and August (78.1°F).
The month with the lowest average high temperature is December (30°F).
- Average low temperature in September: 41.7°F
The month with the highest average low temperature is August (48.4°F).
The coldest month (with the lowest average low temperature) is December (19.6°F).
Average pressure in September
Wardner, ID
- Average pressure in September: 29.97"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The months with the lowest atmospheric pressure are June, July and August (29.93"Hg).
Average wind speed in September
Wardner, ID
- Average wind speed in September: 4.1mph
The windiest month (with the highest average wind speed) is April (4.8mph).
The calmest month (with the lowest average wind speed) is December (4mph).
Average humidity in September
Wardner, ID
- Average humidity in September: 62%
The month with the highest relative humidity is January (92%).
The months with the lowest relative humidity are July and August (53%).
Average rainfall in September
Wardner, ID
- Average rainfall in September: 0.87"
The wettest month (with the highest rainfall) is January (4.21").
The driest months (with the least rainfall) are July and August (0.43").
Average rainfall days in September
Wardner, ID
- Average rainfall days in September: 9.1 days
The month with the highest number of rainy days is April (18 days).
The month with the least rainy days is August (5.3 days).
Average snowfall in September
Wardner, ID
- Average snowfall in September: 0.28"
The month with the highest snowfall is January (20.83").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Wardner, ID
- Average snowfall days in September: 0.2 days
The month with the highest number of snowfall days is December (17.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Wardner, ID
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in September: 9h and 3min
The month with the most sunshine is August (Average sunshine: 11h and 48min).
The months with the least sunshine are January and December (Average sunshine: 3h and 30min).
Average sunshine days in September
Wardner, ID
- Average sunshine days in September: 20.2 days
The months with the most sunshine days are July and August (24.2 days).
The month with the least sunshine days is March (7 days).
Average UV index in September
Wardner, ID
- 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
Wardner, ID
- Average cloud cover in September: 25
The months with the most cloud cover are January and December (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in September
Wardner, ID
- Average visibility in September: 6mi
The months with the highest visibility are June, July, August and September (6mi).
The month with the lowest visibility is January (3mi).
Wardner, Idaho, USA
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