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 advent of September brings a slight shift in average high-temperature, moving from a warm 75.4°F (24.1°C) in August to an agreeable 69.3°F (20.7°C). During September, Norton Shores's temperature falls to a steady low-temperature average of 57.9°F (14.4°C).Humidity
In Norton Shores, the average relative humidity in September is 77%.Rainfall
In September, the rain falls for 12.4 days. Throughout September, 1.14" (29mm) of precipitation is accumulated. Throughout the year, there are 124.4 rainfall days, and 11.42" (290mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 29min.On the first day of the month, sunrise is at 7:10 am and sunset at 8:19 pm. On the last day of September, sunrise is at 7:42 am and sunset at 7:27 pm EDT.
Sunshine
In Norton Shores, the average sunshine in September is 8.3h.UV index
In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: A daily maximum UV index of 4 in September translates into the following instructions:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September in Norton Shores?
How many days 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 are sunrise and sunset in September?
How many hours of sunshine does Norton Shores have in September?
What is the UV index intensity in September?
Average temperature in September
Norton Shores, MI
- Average high temperature in September: 69.3°F
The warmest months (with the highest average high temperature) are July and August (75.4°F).
The month with the lowest average high temperature is January (28.9°F).
- Average low temperature in September: 57.9°F
The month with the highest average low temperature is August (64.2°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in September
Norton Shores, 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 (29.92"Hg).
Average wind speed in September
Norton Shores, MI
- Average wind speed in September: 9.7mph
The windiest month (with the highest average wind speed) is November (12.4mph).
The calmest month (with the lowest average wind speed) is July (7.9mph).
Average humidity in September
Norton Shores, MI
- Average humidity in September: 77%
The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are April, October and November (76%).
Average rainfall in September
Norton Shores, MI
- Average rainfall in September: 1.14"
The wettest month (with the highest rainfall) is October (1.38").
The driest month (with the least rainfall) is February (0.55").
Average rainfall days in September
Norton Shores, MI
- Average rainfall days in September: 12.4 days
The month with the highest number of rainy days is October (14.9 days).
The month with the least rainy days is February (4 days).
Average snowfall in September
Norton Shores, MI
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.05").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Norton Shores, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Norton Shores, 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: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).
Average sunshine days in September
Norton Shores, MI
- Average sunshine days in September: 14.4 days
The month with the most sunshine days is March (17.3 days).
The month with the least sunshine days is January (10.3 days).
Average UV index in September
Norton Shores, MI
- Average UV index in September: 4
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Norton Shores, MI
- Average cloud cover in September: 29
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is July (Cloud cover 24).
Average visibility in September
Norton Shores, MI
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Norton Shores, Michigan, USA
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