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
September signifies a gentle decline in Marshall's average high-temperature, easing from a moderately hot 77.2°F (25.1°C) in August to an agreeable 70.9°F (21.6°C). Marshall's average low-temperature in September is measured at a cool 51.8°F (11°C).Humidity
In Marshall, the average relative humidity in September is 81%.Rainfall
In Marshall, Wisconsin, during September, the rain falls for 7.2 days and regularly aggregates up to 0.59" (15mm) of precipitation. In Marshall, during the entire year, the rain falls for 89.7 days and collects up to 7.44" (189mm) of precipitation.Snowfall
In Marshall, snow does not fall in May through September.Daylight
In Marshall, the average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 6:21 am and sunset at 7:30 pm. On the last day of September, sunrise is at 6:53 am and sunset at 6:38 pm CDT.
Sunshine
In September, the average sunshine is 8.6h.UV index
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 average individuals.Note: The UV index of 3 in September translates into these instructions:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
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?
How much does it rain in September?
When it does not snow?
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?
How many hours of sunshine does Marshall have in September?
How high is the UV index in September?
Average temperature in September
Marshall, WI
- Average high temperature in September: 70.9°F
The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (23.5°F).
- Average low temperature in September: 51.8°F
The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (11.1°F).
Average pressure in September
Marshall, WI
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Marshall, WI
- Average wind speed in September: 7.5mph
The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in September
Marshall, WI
- Average humidity in September: 81%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is April (76%).
Average rainfall in September
Marshall, WI
- Average rainfall in September: 0.59"
The wettest month (with the highest rainfall) is June (0.98").
The driest months (with the least rainfall) are January and December (0.31").
Average rainfall days in September
Marshall, WI
- Average rainfall days in September: 7.2 days
The month with the highest number of rainy days is May (12.2 days).
The month with the least rainy days is January (2.1 days).
Average snowfall in September
Marshall, WI
- Average snowfall in September: 0"
The month with the highest snowfall is January (1.38").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Marshall, WI
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and December (8.4 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, WI
- 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: 8h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in September
Marshall, WI
- Average sunshine days in September: 20.3 days
The month with the most sunshine days is January (23.7 days).
The month with the least sunshine days is June (14.6 days).
Average UV index in September
Marshall, WI
- 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
Marshall, WI
- Average cloud cover in September: 35
The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 34).
Average visibility in September
Marshall, WI
- Average visibility in September: 5mi
The months with the highest visibility are February, March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, July, August and September (5mi).
Marshall, Wisconsin, USA
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