September weather forecast
Coopersville, MI

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Weather in September

September, the first month of the autumn in Coopersville, is still a pleasant month, with temperature in the range of an average high of 72°F (22.2°C) and an average low of 54.7°F (12.6°C).

Temperature

The onset of September is marked by a minor decrease in temperature, transitioning from a moderately hot 78.4°F (25.8°C) in August to an agreeable 72°F (22.2°C). Coopersville anticipates an average minimum temperature of 54.7°F (12.6°C) in the month of September.

Humidity

In September, the average relative humidity in Coopersville is 77%.

Rainfall

In Coopersville, in September, during 6.7 rainfall days, 0.63" (16mm) of precipitation is typically accumulated. Throughout the year, there are 88.8 rainfall days, and 7.56" (192mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

The average length of the day in September in Coopersville is 12h and 29min.
On the first day of the month, sunrise is at 7:08 am and sunset at 8:18 pm. On the last day of September, in Coopersville, sunrise is at 7:40 am and sunset at 7:26 pm EDT.

Sunshine

In September, the average sunshine is 8.1h.

UV index

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 4 in September transforms into the following instructions:
Prioritize safety - Suggestions to prevent sun damage are offered. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
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Frequently asked questions

What is the usual temperature for Coopersville in September?

During September, Coopersville experiences an average high-temperature of 72°F (22.2°C) and a low-temperature of 54.7°F (12.6°C).

What is the average humidity in September in Coopersville?

In Coopersville, the average relative humidity in September is 77%.

How much does it rain in Coopersville in September?

In Coopersville, Michigan, during September, the rain falls for 6.7 days and regularly aggregates up to 0.63" (16mm) of precipitation.

When it does not snow in Coopersville?

In Coopersville, Michigan, snow does not fall in May through October.

How many hours of daylight does Coopersville have in September?

In Coopersville, Michigan, the average day length in September is 12h and 29min.

When are sunrise and sunset in September in Coopersville?

On the first day of September in Coopersville, Michigan, sunrise is at 7:08 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 7:26 pm EDT.

How long on average sun shines in September in Coopersville?

In Coopersville, Michigan, the average sunshine duration in September is 8.1h.

What is the UV index reading in September in Coopersville?

In Coopersville, Michigan, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Coopersville, MI

Average temperature in September - Coopersville, MI
  • Average high temperature in September: 72°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (28.2°F).

  • Average low temperature in September: 54.7°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).

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Average pressure in September
Coopersville, MI

Average pressure in September - Coopersville, 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).

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Average wind speed in September
Coopersville, MI

Average wind speed in September - Coopersville, MI
  • Average wind speed in September: 7.6mph

The windiest months (with the highest average wind speed) are February and April (9.8mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

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Average humidity in September
Coopersville, MI

Average humidity in September - Coopersville, MI
  • Average humidity in September: 77%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in September
Coopersville, MI

Average rainfall in September - Coopersville, MI
  • Average rainfall in September: 0.63"

The wettest month (with the highest rainfall) is October (0.94").
The driest month (with the least rainfall) is November (0.39").

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Average rainfall days in September
Coopersville, MI

Average rainfall days in September - Coopersville, MI
  • Average rainfall days in September: 6.7 days

The month with the highest number of rainy days is April (10.7 days).
The month with the least rainy days is February (2.7 days).

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Average snowfall in September
Coopersville, MI

Average snowfall in September - Coopersville, MI
  • Average snowfall in September: 0"

The month with the highest snowfall is January (1.34").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Coopersville, MI

Average snowfall days in September - Coopersville, MI
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (12.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Coopersville, MI

Average daylight in September / Average sunshine in September - Coopersville, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).

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Average sunshine days in September
Coopersville, MI

Average sunshine days in September - Coopersville, MI
  • Average sunshine days in September: 21.5 days

The month with the most sunshine days is September (21.5 days).
The month with the least sunshine days is April (15.3 days).

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Average UV index in September
Coopersville, MI

Average UV index in September - Coopersville, MI
  • Average UV index in September: 4

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in September
Coopersville, MI

Average cloud cover in September - Coopersville, MI
  • Average cloud cover in September: 32

The month with the most cloud cover is January (Cloud cover 77).
The months with the least cloud cover are July and August (Cloud cover 29).

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Average visibility in September
Coopersville, MI

Average visibility in September - Coopersville, MI
  • Average visibility in September: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

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Coopersville, Michigan, USA

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