September weather forecast
Thompsonville, MI

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Weather in September

September, the first month of the autumn in Thompsonville, is also an agreeable month, with an average temperature fluctuating between 53.1°F (11.7°C) and 68.9°F (20.5°C).

Temperature

The advent of September brings a slight shift in average high-temperature, moving from a warm 75.7°F (24.3°C) in August to an agreeable 68.9°F (20.5°C). Thompsonville's nighttime temperature during September is consistently averaged at a cool 53.1°F (11.7°C).

Humidity

In Thompsonville, the average relative humidity in September is 78%.

Rainfall

In September, the rain falls for 10.2 days. Throughout September, 0.94" (24mm) of precipitation is accumulated. Throughout the year, there are 104.2 rainfall days, and 12.72" (323mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Thompsonville.

Daylight

In Thompsonville, the average length of the day in September is 12h and 30min.
On the first day of September in Thompsonville, sunrise is at 7:07 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 7:25 pm EDT.

Sunshine

In Thompsonville, Michigan, the average sunshine in September is 7.8h.

UV index

In Thompsonville, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index, 3 during September, leads to the following recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
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Frequently asked questions

What are the temperatures in Thompsonville in September?

The average high-temperature and low-temperature during September are 68.9°F (20.5°C) and 53.1°F (11.7°C) respectively.

What is the average humidity in September in Thompsonville?

In Thompsonville, the average relative humidity in September is 78%.

How many days does it rain in September in Thompsonville?

In Thompsonville, in September, it is raining for 10.2 days, with typically 0.94" (24mm) of accumulated precipitation.

When it does not snow in Thompsonville?

In Thompsonville, Michigan, snow does not fall in June through September.

Does it snow in Thompsonville in September?

In Thompsonville, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Thompsonville have in September?

In Thompsonville, the average day length in September is 12h and 30min.

What time are sunrise and sunset in September in Thompsonville?

On the first day of September in Thompsonville, Michigan, sunrise is at 7:07 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 7:25 pm EDT.

How many hours of sunshine does Thompsonville have in September?

The average sunshine duration in September in Thompsonville is 7.8h.

How high is the UV index in September in Thompsonville?

The average daily maximum UV index in September is 3. 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
Thompsonville, MI

Average temperature in September - Thompsonville, MI
  • Average high temperature in September: 68.9°F

The warmest month (with the highest average high temperature) is July (75.9°F).
The month with the lowest average high temperature is January (25.5°F).

  • Average low temperature in September: 53.1°F

The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

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Average pressure in September
Thompsonville, MI

Average pressure in September - Thompsonville, MI
  • Average pressure in September: 30.02"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
Thompsonville, MI

Average wind speed in September - Thompsonville, MI
  • Average wind speed in September: 8.3mph

The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).

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Average humidity in September
Thompsonville, MI

Average humidity in September - Thompsonville, MI
  • Average humidity in September: 78%

The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are April and May (75%).

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Average rainfall in September
Thompsonville, MI

Average rainfall in September - Thompsonville, MI
  • Average rainfall in September: 0.94"

The wettest months (with the highest rainfall) are May and October (1.38").
The driest month (with the least rainfall) is February (0.71").

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Average rainfall days in September
Thompsonville, MI

Average rainfall days in September - Thompsonville, MI
  • Average rainfall days in September: 10.2 days

The month with the highest number of rainy days is October (12.5 days).
The month with the least rainy days is February (2.5 days).

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Average snowfall in September
Thompsonville, MI

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

The month with the highest snowfall is December (4.06").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Thompsonville, MI

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

The month with the highest number of snowfall days is January (17.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Thompsonville, MI
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in September: 7h and 5min

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 36min).

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Average sunshine days in September
Thompsonville, MI

Average sunshine days in September - Thompsonville, MI
  • Average sunshine days in September: 17 days

The month with the most sunshine days is September (17 days).
The month with the least sunshine days is February (10.6 days).

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Average UV index in September
Thompsonville, MI

Average UV index in September - Thompsonville, 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, November and December (UV index 1).

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Average cloud cover in September
Thompsonville, MI

Average cloud cover in September - Thompsonville, MI
  • Average cloud cover in September: 36

The month with the most cloud cover is January (Cloud cover 83).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in September
Thompsonville, MI

Average visibility in September - Thompsonville, 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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Thompsonville, Michigan, USA

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