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
Copper City's September weather features a light decline in high-temperatures, reducing from a pleasant 69.4°F (20.8°C) in August to a comfortable 63.5°F (17.5°C). In Copper City, September nights witness a steady temperature drop to a cool 52.7°F (11.5°C).Humidity
In Copper City, Michigan, the average relative humidity in September is 79%.Rainfall
In Copper City, in September, it is raining for 14.5 days, with typically 1.77" (45mm) of accumulated precipitation. Throughout the year, there are 120.3 rainfall days, and 22.28" (566mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall in Copper City.Daylight
In Copper City, the average length of the day in September is 12h and 33min.On the first day of September, sunrise is at 7:13 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 7:52 am and sunset at 7:34 pm EDT.
Sunshine
In September, the average sunshine in Copper City is 7.5h.UV index
In September, the average daily maximum UV index in Copper City is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high daily UV index of 4 during September translates into the following directions:
Put precautions into practice - Protective measures against sun-induced damage are advised. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Frequently asked questions
What are September temperatures in Copper City?
What is the average humidity in September in Copper City?
How much does it rain in Copper City in September?
When it does not snow in Copper City?
Does it snow in Copper City in September?
What is the average length of the day in September in Copper City?
When are sunrise and sunset in September in Copper City?
How long on average sun shines in September in Copper City?
How high is the UV index in September in Copper City?
Average temperature in September
Copper City, MI
- Average high temperature in September: 63.5°F
The warmest month (with the highest average high temperature) is August (69.4°F).
The month with the lowest average high temperature is January (22.3°F).
- Average low temperature in September: 52.7°F
The month with the highest average low temperature is August (57.7°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).
Average pressure in September
Copper City, MI
- Average pressure in September: 29.99"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
Copper City, MI
- Average wind speed in September: 9.6mph
The windiest month (with the highest average wind speed) is January (12.7mph).
The calmest month (with the lowest average wind speed) is June (7.7mph).
Average humidity in September
Copper City, MI
- Average humidity in September: 79%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is May (74%).
Average rainfall in September
Copper City, MI
- Average rainfall in September: 1.77"
The wettest month (with the highest rainfall) is October (2.4").
The driest month (with the least rainfall) is February (1.34").
Average rainfall days in September
Copper City, MI
- Average rainfall days in September: 14.5 days
The month with the highest number of rainy days is September (14.5 days).
The month with the least rainy days is January (2.5 days).
Average snowfall in September
Copper City, MI
- Average snowfall in September: 0"
The month with the highest snowfall is December (7.8").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Copper City, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (23 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Copper City, MI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in September: 7h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 1h and 30min).
Average sunshine days in September
Copper City, MI
- Average sunshine days in September: 13.7 days
The month with the most sunshine days is July (16.4 days).
The month with the least sunshine days is January (5.3 days).
Average UV index in September
Copper City, MI
- Average UV index in September: 4
The months with the highest UV index are 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
Copper City, MI
- Average cloud cover in September: 38
The month with the most cloud cover is January (Cloud cover 86).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in September
Copper City, MI
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, November and December (5mi).
Copper City, Michigan, USA
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