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
The beginning of September subtly marks a decrease in the average high-temperature, transitioning from a warm 77.7°F (25.4°C) in August to a pleasant 72.1°F (22.3°C). Marshall's nighttime temperature during September is consistently averaged at a fresh 53.2°F (11.8°C).Humidity
The average relative humidity in September is 80%.Rainfall
In Marshall, in September, it is raining for 13.1 days, with typically 1.61" (41mm) of accumulated precipitation. Throughout the year, there are 158.6 rainfall days, and 27.32" (694mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall in Marshall.Daylight
In September, the average length of the day is 12h and 28min.On the first day of September in Marshall, sunrise is at 7:05 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 7:22 pm EDT.
Sunshine
The average sunshine in September in Marshall, Michigan, is 8h.UV index
In September, the average daily maximum UV index in Marshall is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The maximum UV index of 4 during September translates into these guidelines:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Marshall in September?
What is the average humidity in September in Marshall?
How many days does it rain in September in Marshall?
When it does not snow in Marshall?
Does it snow in Marshall in September?
How many hours of daylight does Marshall have in September?
What time are sunrise and sunset in September in Marshall?
How long on average sun shines in September in Marshall?
How high is the UV index in September in Marshall?
Average temperature in September
Marshall, MI
- Average high temperature in September: 72.1°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (28°F).
- Average low temperature in September: 53.2°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).
Average pressure in September
Marshall, MI
- Average pressure in September: 30.03"Hg
The months with the highest atmospheric pressure are March and November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Marshall, MI
- Average wind speed in September: 7.3mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).
Average humidity in September
Marshall, 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
Marshall, MI
- Average rainfall in September: 1.61"
The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is November (1.57").
Average rainfall days in September
Marshall, MI
- Average rainfall days in September: 13.1 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is February (6.3 days).
Average snowfall in September
Marshall, MI
- Average snowfall in September: 0"
The month with the highest snowfall is February (5.75").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Marshall, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (19.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Marshall, MI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in September
Marshall, MI
- Average sunshine days in September: 15 days
The month with the most sunshine days is September (15 days).
The month with the least sunshine days is February (7.9 days).
Average UV index in September
Marshall, MI
- Average UV index in September: 4
The month with the highest UV index is August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Marshall, MI
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in September
Marshall, MI
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, July, October and November (6mi).
The month with the lowest visibility is January (4mi).
Marshall, Michigan, USA
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