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
West Branch, Michigan, in September undergoes a slight reduction in the average high-temperature, shifting from August's warm 77.2°F (25.1°C) to an agreeable 69.8°F (21°C). West Branch's nights in September cool down to an average low-temperature of 50.9°F (10.5°C).Humidity
The average relative humidity in September is 79%.Rainfall
The month with the least rainfall is September, when the rain falls for 11.5 days and typically collects 0.98" (25mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In West Branch, the average length of the day in September is 12h and 30min.On the first day of September in West Branch, sunrise is at 7:00 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 7:18 pm EDT.
Sunshine
The average sunshine in September is 8h.UV index
In West Branch, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index of 3 in September converts into the following recommendations:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Frequently asked questions
What is the usual temperature for West Branch in September?
What is the average humidity in September in West Branch?
What is the driest month in West Branch?
How many days does it rain in September in West Branch?
When it does not snow in West Branch?
Does it snow in West Branch in September?
What is the average length of the day in September in West Branch?
When are sunrise and sunset in September in West Branch?
How many hours of sunshine does West Branch have in September?
What is the UV index reading in September in West Branch?
Average temperature in September
West Branch, MI
- Average high temperature in September: 69.8°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (25.2°F).
- Average low temperature in September: 50.9°F
The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).
Average pressure in September
West Branch, 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
West Branch, MI
- Average wind speed in September: 6.6mph
The windiest month (with the highest average wind speed) is April (8.6mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).
Average humidity in September
West Branch, MI
- Average humidity in September: 79%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is May (72%).
Average rainfall in September
West Branch, MI
- Average rainfall in September: 0.98"
The wettest months (with the highest rainfall) are May and October (2.68").
The driest month (with the least rainfall) is September (0.98").
Average rainfall days in September
West Branch, MI
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is October (16.3 days).
The month with the least rainy days is February (4.4 days).
Average snowfall in September
West Branch, MI
- Average snowfall in September: 0"
The month with the highest snowfall is January (8.03").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
West Branch, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (21 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
West Branch, 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 0min
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
West Branch, MI
- Average sunshine days in September: 16.4 days
The month with the most sunshine days is September (16.4 days).
The month with the least sunshine days is February (8.8 days).
Average UV index in September
West Branch, 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, November and December (UV index 1).
Average cloud cover in September
West Branch, MI
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in September
West Branch, MI
- Average visibility in September: 5mi
The months with the highest visibility are April, May, June, July, October and November (6mi).
The month with the lowest visibility is January (4mi).
West Branch, Michigan, USA
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