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
With the arrival of September, Gladwin notices a mild change in the average high-temperature, sliding from August's warm 77.4°F (25.2°C) to a pleasant 70.5°F (21.4°C). The average temperature drops to a cool 50.9°F (10.5°C) during the night in the month of September.Humidity
In Gladwin, the average relative humidity in September is 79%.Rainfall
September is the month with the least rainfall. Rain falls for 11.1 days and accumulates 1.06" (27mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
The average length of the day in September is 12h and 30min.On the first day of September, sunrise is at 7:02 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 7:20 pm EDT.
Sunshine
The average sunshine in September is 7.9h.UV index
The average daily maximum UV index in September is 3. 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 daily UV index of 3 in September interprets into the following recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. To protect against the Sun's most potent rays, avoid direct exposure around midday. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
What is the driest month in Gladwin?
How much does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Gladwin, MI
- Average high temperature in September: 70.5°F
The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (25.3°F).
- Average low temperature in September: 50.9°F
The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).
Average pressure in September
Gladwin, 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
Gladwin, MI
- Average wind speed in September: 6.9mph
The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in September
Gladwin, MI
- Average humidity in September: 79%
The months with the highest relative humidity are January and February (88%).
The months with the lowest relative humidity are April and May (74%).
Average rainfall in September
Gladwin, MI
- Average rainfall in September: 1.06"
The wettest month (with the highest rainfall) is May (3.23").
The driest month (with the least rainfall) is September (1.06").
Average rainfall days in September
Gladwin, MI
- Average rainfall days in September: 11.1 days
The month with the highest number of rainy days is July (15.4 days).
The month with the least rainy days is February (3.9 days).
Average snowfall in September
Gladwin, MI
- Average snowfall in September: 0"
The month with the highest snowfall is January (7.48").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Gladwin, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (19 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Gladwin, 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 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 18min).
Average sunshine days in September
Gladwin, MI
- Average sunshine days in September: 16.8 days
The month with the most sunshine days is September (16.8 days).
The month with the least sunshine days is February (10 days).
Average UV index in September
Gladwin, 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, November and December (UV index 1).
Average cloud cover in September
Gladwin, MI
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 75).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in September
Gladwin, MI
- Average visibility in September: 5mi
The months with the highest visibility are April, May, June, July, August, October and November (6mi).
The month with the lowest visibility is January (4mi).
Gladwin, Michigan, USA
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