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 move into September indicates a slight reduction in the average high-temperature, down from August's pleasant 72.7°F (22.6°C) to a comfortable 65.7°F (18.7°C). National Mine experiences an average low-temperature of 49.5°F (9.7°C) in month of September.Humidity
In National Mine, the average relative humidity in September is 80%.Rainfall
In September, in National Mine, the rain falls for 14.1 days. Throughout September, 2.05" (52mm) of precipitation is accumulated. In National Mine, during the entire year, the rain falls for 126.2 days and collects up to 25.98" (660mm) of precipitation.Snowfall
June through September are months without snowfall in National Mine.Daylight
In National Mine, Michigan, the average length of the day in September is 12h and 32min.On the first day of September, sunrise is at 7:11 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 7:31 pm EDT.
Sunshine
In National Mine, Michigan, the average sunshine in September is 7h.UV index
In September, the average daily maximum UV index in National Mine is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: In September, a regular UV index of 3 translates into these guidelines:
Take necessary precautions - Protection from skin and eye injury is mandatory. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Frequently asked questions
What is the average September temperature in National Mine?
What is the average humidity in September in National Mine?
How many days does it rain in September in National Mine?
When it does not snow in National Mine?
Does it snow in National Mine in September?
How many hours of daylight does National Mine have in September?
What time are sunrise and sunset in September in National Mine?
How long on average sun shines in September in National Mine?
What is the UV index reading in September in National Mine?
Average temperature in September
National Mine, MI
- Average high temperature in September: 65.7°F
The warmest month (with the highest average high temperature) is July (74.7°F).
The month with the lowest average high temperature is January (20.8°F).
- Average low temperature in September: 49.5°F
The month with the highest average low temperature is July (55.8°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).
Average pressure in September
National Mine, MI
- Average pressure in September: 30"Hg
The month with the highest atmospheric pressure is March (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
National Mine, MI
- Average wind speed in September: 8.3mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is August (7.3mph).
Average humidity in September
National Mine, MI
- Average humidity in September: 80%
The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is May (71%).
Average rainfall in September
National Mine, MI
- Average rainfall in September: 2.05"
The wettest month (with the highest rainfall) is April (3.15").
The driest month (with the least rainfall) is January (1.54").
Average rainfall days in September
National Mine, MI
- Average rainfall days in September: 14.1 days
The month with the highest number of rainy days is August (15.6 days).
The month with the least rainy days is February (2.7 days).
Average snowfall in September
National Mine, MI
- Average snowfall in September: 0"
The month with the highest snowfall is December (12.05").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
National Mine, MI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (25.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
National Mine, MI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in September: 7h and 0min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 1h and 42min).
Average sunshine days in September
National Mine, MI
- Average sunshine days in September: 13.9 days
The month with the most sunshine days is September (13.9 days).
The month with the least sunshine days is January (5.4 days).
Average UV index in September
National Mine, MI
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in September
National Mine, MI
- Average cloud cover in September: 43
The month with the most cloud cover is January (Cloud cover 83).
The month with the least cloud cover is July (Cloud cover 35).
Average visibility in September
National Mine, MI
- Average visibility in September: 6mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and March (4mi).
National Mine, Michigan, USA
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