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 makes way for September, Irons's average high-temperature eases from a moderately hot 76.6°F (24.8°C) to an agreeable 69.6°F (20.9°C). An average low-temperature of 53.2°F (11.8°C) is recorded in the month of September in Irons, Michigan.Humidity
The average relative humidity in September is 78%.Rainfall
In Irons, Michigan, in September, during 12.5 rainfall days, 1.77" (45mm) of precipitation is typically accumulated. In Irons, during the entire year, the rain falls for 127.4 days and collects up to 19.84" (504mm) of precipitation.Snowfall
In Irons, snow does not fall in June through September.Daylight
In Irons, the average length of the day in September is 12h and 30min.On the first day of the month, sunrise is at 7:07 am and sunset at 8:19 pm. On the last day of September, in Irons, sunrise is at 7:41 am and sunset at 7:25 pm EDT.
Sunshine
In September, the average sunshine in Irons, Michigan, is 8h.UV index
In Irons, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index, 3 in September, converts into the following recommendations:
Undertake precautions - It is suggested to shield oneself from sunburn. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Frequently asked questions
What is the temperature in September in Irons?
What is the average humidity in September in Irons?
How much does it rain in Irons in September?
When it does not snow in Irons?
Does it snow in Irons in September?
What is the average length of the day in September in Irons?
What time are sunrise and sunset in September in Irons?
How many hours of sunshine does Irons have in September?
How high is the UV index in September in Irons?
Average temperature in September
Irons, MI
- Average high temperature in September: 69.6°F
The warmest month (with the highest average high temperature) is July (76.8°F).
The month with the lowest average high temperature is January (25.7°F).
- Average low temperature in September: 53.2°F
The months with the highest average low temperature are July and August (59°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in September
Irons, 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 (29.91"Hg).
Average wind speed in September
Irons, MI
- Average wind speed in September: 7.9mph
The windiest months (with the highest average wind speed) are January, February and November (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).
Average humidity in September
Irons, MI
- Average humidity in September: 78%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (74%).
Average rainfall in September
Irons, MI
- Average rainfall in September: 1.77"
The wettest month (with the highest rainfall) is October (2.56").
The driest month (with the least rainfall) is February (1.14").
Average rainfall days in September
Irons, MI
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is October (15.5 days).
The month with the least rainy days is January (4.4 days).
Average snowfall in September
Irons, MI
- Average snowfall in September: 0"
The month with the highest snowfall is December (7.01").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Irons, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (20.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Irons, 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: 8h and 54min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 1h and 48min).
Average sunshine days in September
Irons, MI
- Average sunshine days in September: 15.8 days
The month with the most sunshine days is September (15.8 days).
The month with the least sunshine days is January (7.3 days).
Average UV index in September
Irons, 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
Irons, MI
- Average cloud cover in September: 34
The month with the most cloud cover is January (Cloud cover 81).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in September
Irons, MI
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
Irons, Michigan, USA
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