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
During the shift to September, a minor reduction in average high-temperature is observed, shifting from a warm 75.2°F (24°C) in August to a pleasant 68.2°F (20.1°C). The month of September records an average low-temperature of 55°F (12.8°C).Humidity
The average relative humidity in September is 77%.Rainfall
September is the month with the least rainfall. Rain falls for 11.7 days and accumulates 1.22" (31mm) of precipitation.Snowfall
In Glennie, snow does not fall in June through October.Daylight
In September, the average length of the day is 12h and 30min.On the first day of September in Glennie, sunrise is at 6:58 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:16 pm EDT.
Sunshine
The average sunshine in September is 8.1h.UV index
In September, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: In September, the UV index of 3 transforms into the following advice:
Take precautions - Protection against sunburn is recommended. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
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?
What is the driest month?
How much does it rain in September?
When it does not snow?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Glennie have in September?
How high is the UV index in September?
Average temperature in September
Glennie, MI
- Average high temperature in September: 68.2°F
The warmest month (with the highest average high temperature) is July (76.5°F).
The month with the lowest average high temperature is January (26.1°F).
- Average low temperature in September: 55°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 (18.1°F).
Average pressure in September
Glennie, 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
Glennie, MI
- Average wind speed in September: 8.2mph
The windiest months (with the highest average wind speed) are January and December (10.2mph).
The calmest month (with the lowest average wind speed) is July (7mph).
Average humidity in September
Glennie, MI
- Average humidity in September: 77%
The months with the highest relative humidity are January and February (85%).
The month with the lowest relative humidity is May (73%).
Average rainfall in September
Glennie, MI
- Average rainfall in September: 1.22"
The wettest month (with the highest rainfall) is May (2.95").
The driest month (with the least rainfall) is September (1.22").
Average rainfall days in September
Glennie, MI
- Average rainfall days in September: 11.7 days
The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in September
Glennie, MI
- Average snowfall in September: 0"
The month with the highest snowfall is January (6.57").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in September
Glennie, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (19.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Glennie, MI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 12min).
Average sunshine days in September
Glennie, MI
- Average sunshine days in September: 15.9 days
The month with the most sunshine days is September (15.9 days).
The month with the least sunshine days is January (8.9 days).
Average UV index in September
Glennie, 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 and December (UV index 1).
Average cloud cover in September
Glennie, MI
- Average cloud cover in September: 33
The month with the most cloud cover is January (Cloud cover 76).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in September
Glennie, 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).
Glennie, Michigan, USA
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