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 onset of September, Montrose's average high-temperature slightly adjusts, moderately receding from August's moderately hot 77.4°F (25.2°C) to an agreeable 71.1°F (21.7°C). Montrose records an average temperature drop to a fresh 52.7°F (11.5°C) in September.Humidity
The average relative humidity in September is 80%.Rainfall
In Montrose, in September, during 12.8 rainfall days, 1.42" (36mm) of precipitation is typically accumulated. Throughout the year, there are 142.6 rainfall days, and 21.61" (549mm) of precipitation is accumulated.Snowfall
In Montrose, snow does not fall in May through September.Daylight
The average length of the day in September is 12h and 29min.On the first day of September, sunrise is at 7:00 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:17 pm EDT.
Sunshine
In September, the average sunshine is 7.9h.UV index
The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 3 during September translates into the following directions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Montrose have in September?
When are sunrise and sunset in September?
How many hours of sunshine does Montrose have in September?
What is the UV index reading in September?
Average temperature in September
Montrose, MI
- Average high temperature in September: 71.1°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 (27°F).
- Average low temperature in September: 52.7°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (16.3°F).
Average pressure in September
Montrose, 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
Montrose, MI
- Average wind speed in September: 7.3mph
The windiest month (with the highest average wind speed) is February (10.2mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in September
Montrose, 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
Montrose, MI
- Average rainfall in September: 1.42"
The wettest month (with the highest rainfall) is May (2.56").
The driest month (with the least rainfall) is December (1.1").
Average rainfall days in September
Montrose, MI
- Average rainfall days in September: 12.8 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is February (4.7 days).
Average snowfall in September
Montrose, MI
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.69").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Montrose, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Montrose, 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 48min).
Average sunshine days in September
Montrose, MI
- Average sunshine days in September: 14.9 days
The month with the most sunshine days is November (15 days).
The month with the least sunshine days is February (10.1 days).
Average UV index in September
Montrose, 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
Montrose, MI
- Average cloud cover in September: 37
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
Montrose, MI
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, July, August, October, November and December (6mi).
The months with the lowest visibility are January, February and September (5mi).
Montrose, Michigan, USA
Weather forecast for your location
2. Allow the app to use your location