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 results in a small decrease in the average high-temperature, moderately receding from a moderately hot 76.6°F (24.8°C) in August to a pleasant 70.9°F (21.6°C). Fair Plain's nights in September experience an average temperature drop to a moderate 58.6°F (14.8°C).Humidity
In September, the average relative humidity is 77%.Rainfall
In September, the rain falls for 14.6 days. Throughout September, 2.72" (69mm) of precipitation is accumulated. In Fair Plain, Michigan, during the entire year, the rain falls for 160 days and collects up to 32.48" (825mm) of precipitation.Snowfall
In Fair Plain, snow does not fall in June through October.Daylight
In Fair Plain, Michigan, the average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 7:12 am and sunset at 8:19 pm. On the last day of September, sunrise is at 7:42 am and sunset at 7:28 pm EDT.
Sunshine
In September, the average sunshine is 8.3h.UV index
In Fair Plain, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 4 during September translates into these guidelines:
Exercise prevention - Precautions against solar damage are endorsed. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Fair Plain in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
What is the average length of the day in September in Fair Plain?
What time are sunrise and sunset in September?
How many hours of sunshine does Fair Plain have in September?
What is the UV index reading in September?
Average temperature in September
Fair Plain, MI
- Average high temperature in September: 70.9°F
The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is January (30°F).
- Average low temperature in September: 58.6°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).
Average pressure in September
Fair Plain, MI
- Average pressure in September: 30.03"Hg
The months with the highest atmospheric pressure are January, March and November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Fair Plain, MI
- Average wind speed in September: 9.5mph
The windiest month (with the highest average wind speed) is January (13.4mph).
The calmest month (with the lowest average wind speed) is July (7.9mph).
Average humidity in September
Fair Plain, MI
- Average humidity in September: 77%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is October (74%).
Average rainfall in September
Fair Plain, MI
- Average rainfall in September: 2.72"
The wettest month (with the highest rainfall) is June (4.06").
The driest month (with the least rainfall) is February (1.73").
Average rainfall days in September
Fair Plain, MI
- Average rainfall days in September: 14.6 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is February (6.4 days).
Average snowfall in September
Fair Plain, MI
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.46").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in September
Fair Plain, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Fair Plain, MI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days in September
Fair Plain, MI
- Average sunshine days in September: 12.7 days
The month with the most sunshine days is March (13.8 days).
The month with the least sunshine days is January (8.3 days).
Average UV index in September
Fair Plain, MI
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Fair Plain, MI
- Average cloud cover in September: 30
The month with the most cloud cover is January (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in September
Fair Plain, MI
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Fair Plain, Michigan, USA
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