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 reveals a small adjustment in temperature, transitioning from an average high of a warm 76.6°F (24.8°C) in August to a pleasant 70.5°F (21.4°C). The mean low-temperature during September nights in Capac is a cool 53.8°F (12.1°C).Humidity
The average relative humidity in September is 80%.Rainfall
In Capac, in September, it is raining for 9.8 days, with typically 0.59" (15mm) of accumulated precipitation. Throughout the year, there are 104.6 rainfall days, and 8.5" (216mm) of precipitation is accumulated.Snowfall
In Capac, snow does not fall in June through September.Daylight
In Capac, Michigan, the average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 6:57 am and sunset at 8:06 pm. On the last day of September, in Capac, sunrise is at 7:28 am and sunset at 7:14 pm EDT.
Sunshine
In Capac, the average sunshine in September is 8h.UV index
In September, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.Note: A maximum daily UV index of 3 during September morphs into the following directions:
Undertake precautions - Obligation exists to protect against skin and eye damage. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Capac?
What is the average humidity in September in Capac?
How many days does it rain in September in Capac?
When it does not snow in Capac?
Does it snow in Capac in September?
How many hours of daylight does Capac have in September?
When is the sunrise / sunset in September in Capac?
How many hours of sunshine does Capac have in September?
What is the UV index intensity in September in Capac?
Average temperature in September
Capac, MI
- Average high temperature in September: 70.5°F
The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (27.5°F).
- Average low temperature in September: 53.8°F
The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).
Average pressure in September
Capac, 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
Capac, MI
- Average wind speed in September: 7.6mph
The windiest month (with the highest average wind speed) is January (10.8mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in September
Capac, MI
- Average humidity in September: 80%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are April and May (77%).
Average rainfall in September
Capac, MI
- Average rainfall in September: 0.59"
The wettest month (with the highest rainfall) is May (1.14").
The driest month (with the least rainfall) is February (0.43").
Average rainfall days in September
Capac, MI
- Average rainfall days in September: 9.8 days
The month with the highest number of rainy days is May (12.8 days).
The months with the least rainy days are January and February (4.3 days).
Average snowfall in September
Capac, MI
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.34").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Capac, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Capac, 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 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 54min).
Average sunshine days in September
Capac, MI
- Average sunshine days in September: 17.3 days
The month with the most sunshine days is December (19.4 days).
The month with the least sunshine days is July (14.6 days).
Average UV index in September
Capac, 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
Capac, MI
- Average cloud cover in September: 35
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in September
Capac, 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).
Capac, Michigan, USA
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