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 brings a slight decrease in temperature, down from a warm 76.5°F (24.7°C) in August to an agreeable 69.6°F (20.9°C). Throughout September, Idlewild witnesses a nighttime temperature average of 50.7°F (10.4°C).Humidity
The average relative humidity in September is 80%.Rainfall
September is the month with the least rainfall. Rain falls for 11.7 days and accumulates 1.14" (29mm) of precipitation.Snowfall
In Idlewild, Michigan, snow does not fall in June through September.Daylight
In Idlewild, the average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 7:07 am and sunset at 8:18 pm. On the last day of September, sunrise is at 7:40 am and sunset at 7:25 pm EDT.
Sunshine
In September, the average sunshine in Idlewild, Michigan, is 7.7h.UV index
In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.Note: A maximum high UV index of 3 in September translates into the following recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Frequently asked questions
What is the average September temperature in Idlewild?
What is the average humidity in September in Idlewild?
What is the driest month in Idlewild?
How much does it rain in Idlewild in September?
When it does not snow in Idlewild?
Does it snow in Idlewild in September?
How many hours of daylight does Idlewild have in September?
When are sunrise and sunset in September in Idlewild?
How many hours of sunshine does Idlewild have in September?
What is the UV index intensity in September in Idlewild?
Average temperature in September
Idlewild, MI
- Average high temperature in September: 69.6°F
The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is January (25°F).
- Average low temperature in September: 50.7°F
The month with the highest average low temperature is July (58.5°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).
Average pressure in September
Idlewild, MI
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Idlewild, MI
- Average wind speed in September: 7.4mph
The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in September
Idlewild, MI
- Average humidity in September: 80%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is April (74%).
Average rainfall in September
Idlewild, MI
- Average rainfall in September: 1.14"
The wettest month (with the highest rainfall) is October (3.07").
The driest month (with the least rainfall) is September (1.14").
Average rainfall days in September
Idlewild, MI
- Average rainfall days in September: 11.7 days
The month with the highest number of rainy days is October (15.5 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in September
Idlewild, MI
- Average snowfall in September: 0"
The month with the highest snowfall is January (6.77").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Idlewild, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (21.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Idlewild, MI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 1h and 54min).
Average sunshine days in September
Idlewild, MI
- Average sunshine days in September: 16.3 days
The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is January (7.7 days).
Average UV index in September
Idlewild, MI
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in September
Idlewild, MI
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 81).
The month with the least cloud cover is July (Cloud cover 35).
Average visibility in September
Idlewild, MI
- Average visibility in September: 5mi
The months with the highest visibility are April, May, June, October and November (6mi).
The months with the lowest visibility are January and February (4mi).
Idlewild, Michigan, USA
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