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 shift from August to September involves a decrease in the average high-temperature, from 83.1°F (28.4°C) to a still warm 73.4°F (23°C). Edgar reports an average low-temperature of 52°F (11.1°C) during the nights of September.Humidity
In Edgar, the average relative humidity in September is 44%.Rainfall
In Edgar, Montana, in September, it is raining for 7.1 days, with typically 0.55" (14mm) of accumulated precipitation. In Edgar, during the entire year, the rain falls for 95.8 days and collects up to 8.74" (222mm) 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 0.08" (2mm) of snow. Throughout the year, in Edgar, there are 44.1 snowfall days, and 15.75" (400mm) of snow is accumulated.Daylight
The average length of the day in September in Edgar, Montana, is 12h and 31min.On the first day of the month, sunrise is at 6:37 am and sunset at 7:52 pm. On the last day of September, in Edgar, sunrise is at 7:13 am and sunset at 6:56 pm MDT.
Sunshine
In September, the average sunshine in Edgar is 10.4h.UV index
The average daily maximum UV index in September in Edgar is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: An average UV index of 4 in September transforms into this advice:
Put precautions into practice - Protective measures against sun-induced damage are advised. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Frequently asked questions
What is the temperature in September in Edgar?
What is the average humidity in September in Edgar?
How many days does it rain in September in Edgar?
When does it start to snow in Edgar?
How many hours of daylight does Edgar have in September?
When is the sunrise / sunset in September in Edgar?
How many hours of sunshine does Edgar have in September?
What is the UV index intensity in September in Edgar?
Average temperature in September
Edgar, MT
- Average high temperature in September: 73.4°F
The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is December (31.3°F).
- Average low temperature in September: 52°F
The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is February (18.3°F).
Average pressure in September
Edgar, MT
- Average pressure in September: 29.95"Hg
The months with the highest atmospheric pressure are January and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in September
Edgar, MT
- Average wind speed in September: 7.6mph
The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).
Average humidity in September
Edgar, MT
- Average humidity in September: 44%
The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is August (40%).
Average rainfall in September
Edgar, MT
- Average rainfall in September: 0.55"
The wettest month (with the highest rainfall) is May (1.54").
The driest month (with the least rainfall) is January (0.28").
Average rainfall days in September
Edgar, MT
- Average rainfall days in September: 7.1 days
The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is February (2.6 days).
Average snowfall in September
Edgar, MT
- Average snowfall in September: 0.08"
The month with the highest snowfall is February (2.68").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Edgar, MT
- Average snowfall days in September: 0.2 days
The month with the highest number of snowfall days is February (8.9 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Edgar, MT
- 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 2min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 36min).
Average sunshine days in September
Edgar, MT
- Average sunshine days in September: 20.5 days
The month with the most sunshine days is December (22.5 days).
The month with the least sunshine days is May (13.1 days).
Average UV index in September
Edgar, MT
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Edgar, MT
- Average cloud cover in September: 20
The month with the most cloud cover is February (Cloud cover 43).
The months with the least cloud cover are July and August (Cloud cover 15).
Average visibility in September
Edgar, MT
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Edgar, Montana, USA
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