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 indicates a minor shift in the average high-temperature, from August's warm 77.5°F (25.3°C) to a pleasant 71.2°F (21.8°C). September brings an average low-temperature of 52.7°F (11.5°C) to Vernon.Humidity
In September, the average relative humidity is 80%.Rainfall
September and November are months with the least rain when the rain falls for 12.6 days and typically aggregates up to 1.57" (40mm) of rain.Snowfall
June through September are months without snowfall.Daylight
In Vernon, the average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 7:01 am and sunset at 8:10 pm. On the last day of September, in Vernon, sunrise is at 7:33 am and sunset at 7:18 pm EDT.
Sunshine
The average sunshine in September is 7.8h.UV index
In Vernon, Michigan, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 3 translates into these guidelines:
Guard yourself - Precautionary measures against sun damage are advocated. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
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 in Vernon?
What is the driest month?
How many days does it rain in September?
When it does not snow in Vernon?
Does it snow in September?
What is the average length of the day in September in Vernon?
When are sunrise and sunset in September?
How many hours of sunshine does Vernon have in September?
How high is the UV index in September?
Average temperature in September
Vernon, MI
- Average high temperature in September: 71.2°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (27.1°F).
- Average low temperature in September: 52.7°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (16.3°F).
Average pressure in September
Vernon, MI
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Vernon, MI
- Average wind speed in September: 7.3mph
The windiest month (with the highest average wind speed) is February (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in September
Vernon, MI
- Average humidity in September: 80%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (77%).
Average rainfall in September
Vernon, MI
- Average rainfall in September: 1.57"
The wettest month (with the highest rainfall) is April (2.99").
The driest months (with the least rainfall) are September and November (1.57").
Average rainfall days in September
Vernon, MI
- Average rainfall days in September: 12.6 days
The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in September
Vernon, MI
- Average snowfall in September: 0"
The month with the highest snowfall is February (5.98").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Vernon, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (18.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Vernon, MI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).
Average sunshine days in September
Vernon, MI
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is January (8.5 days).
Average UV index in September
Vernon, MI
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Vernon, MI
- Average cloud cover in September: 38
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in September
Vernon, MI
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, July, October and November (6mi).
The months with the lowest visibility are January, February, August, September and December (5mi).
Vernon, Michigan, USA
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