September weather forecast
Oak Grove, MI

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Weather in September

The first month of the autumn, September, is still a pleasant month in Oak Grove, Michigan, with an average temperature varying between 71.2°F (21.8°C) and 53.1°F (11.7°C).

Temperature

Oak Grove, Michigan, records a mild change in average high-temperature during September, easing from a moderately hot 77.5°F (25.3°C) in August to a pleasant 71.2°F (21.8°C). Throughout September nights, Oak Grove experiences a consistent temperature average of 53.1°F (11.7°C).

Humidity

In September, the average relative humidity in Oak Grove is 80%.

Rainfall

In Oak Grove, in September, during 12.7 rainfall days, 1.69" (43mm) of precipitation is typically accumulated. In Oak Grove, Michigan, during the entire year, the rain falls for 148.5 days and collects up to 23.39" (594mm) of precipitation.

Snowfall

In Oak Grove, snow does not fall in June through September.

Daylight

In September, the average length of the day is 12h and 29min.
On the first day of September, sunrise is at 7:01 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:18 pm EDT.

Sunshine

In September, the average sunshine is 7.8h.

UV index

In Oak Grove, Michigan, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: In September, the maximum UV index of 3 translates into these guidelines:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Boost your sun resistance with garments that are densely woven yet spacious.
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Frequently asked questions

What is the average September temperature in Oak Grove?

Oak Grove in September has an average high-temperature of 71.2°F (21.8°C) and an average low-temperature of 53.1°F (11.7°C).

What is the average humidity in September in Oak Grove?

The average relative humidity in September in Oak Grove, Michigan, is 80%.

How much does it rain in Oak Grove in September?

In Oak Grove, Michigan, in September, during 12.7 rainfall days, 1.69" (43mm) of precipitation is typically accumulated.

When it does not snow in Oak Grove?

June through September are months without snowfall in Oak Grove, Michigan.

Does it snow in Oak Grove in September?

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

How many hours of daylight does Oak Grove have in September?

In Oak Grove, the average day length in September is 12h and 29min.

What time are sunrise and sunset in September in Oak Grove?

On the first day of September in Oak Grove, Michigan, sunrise is at 7:01 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:18 pm EDT.

How many hours of sunshine does Oak Grove have in September?

In September, the average sunshine duration is 7.8h.

What is the UV index reading in September in Oak Grove?

In Oak Grove, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
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
Oak Grove, MI

Average temperature in September - Oak Grove, MI
  • Average high temperature in September: 71.2°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (27.7°F).

  • Average low temperature in September: 53.1°F

The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

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Average pressure in September
Oak Grove, MI

Average pressure in September - Oak Grove, MI
  • Average pressure in September: 30.03"Hg

The months with the highest atmospheric pressure are March and November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in September
Oak Grove, MI

Average wind speed in September - Oak Grove, MI
  • Average wind speed in September: 7.2mph

The windiest months (with the highest average wind speed) are January and February (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).

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Average humidity in September
Oak Grove, MI

Average humidity in September - Oak Grove, MI
  • Average humidity in September: 80%

The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is April (77%).

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Average rainfall in September
Oak Grove, MI

Average rainfall in September - Oak Grove, MI
  • Average rainfall in September: 1.69"

The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is December (1.3").

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Average rainfall days in September
Oak Grove, MI

Average rainfall days in September - Oak Grove, MI
  • Average rainfall days in September: 12.7 days

The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is February (5.6 days).

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Average snowfall in September
Oak Grove, MI

Average snowfall in September - Oak Grove, MI
  • Average snowfall in September: 0"

The month with the highest snowfall is February (4.57").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Oak Grove, MI

Average snowfall days in September - Oak Grove, MI
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (16 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
Oak Grove, MI

Average daylight in September / Average sunshine in September - Oak Grove, 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: 7h and 5min

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 48min).

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Average sunshine days in September
Oak Grove, MI

Average sunshine days in September - Oak Grove, MI
  • Average sunshine days in September: 15 days

The month with the most sunshine days is September (15 days).
The month with the least sunshine days is February (9.9 days).

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Average UV index in September
Oak Grove, MI

Average UV index in September - Oak Grove, 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).

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Average cloud cover in September
Oak Grove, MI

Average cloud cover in September - Oak Grove, MI
  • Average cloud cover in September: 37

The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in September
Oak Grove, MI

Average visibility in September - Oak Grove, MI
  • Average visibility in September: 5mi

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

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Oak Grove, Michigan, USA

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