September weather forecast and climate
Oak Grove, MI

Weather in September

The first month of the autumn, September, is also an agreeable month in Oak Grove, Michigan, with average temperature ranging between max 71.2°F (21.8°C) and min 53.1°F (11.7°C).

Temperature

In September, the average high-temperature slightly decreases, from a warm 77.5°F (25.3°C) in August, to an agreeable 71.2°F (21.8°C). In Oak Grove, in September, the average low-temperature is 53.1°F (11.7°C).

Humidity

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

Rainfall

In Oak Grove, during September, the rain falls for 12.7 days and regularly aggregates up to 1.69" (43mm) of precipitation. Throughout the year, there are 148.5 rainfall days, and 23.39" (594mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Oak Grove, the average length of the day in September is 12.5h.

Sunshine

In Oak Grove, Michigan, the average sunshine is 7.8h.

UV index

The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to the UV radiation for average individuals.
Note: The average daily UV index of 3 in September transform into the following instructions:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in September in Oak Grove?

The average high-temperature, in September, is 71.2°F (21.8°C), while the average low-temperature is 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 is 80%.

How much does it rain in Oak Grove in September?

In September, the rain falls for 12.7 days. Throughout September, 1.69" (43mm) of precipitation is accumulated.

Does it snow in Oak Grove in September?

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

When it does not snow in Oak Grove?

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

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

In Oak Grove, Michigan, the average length of the day in September is 12.5h.

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

The average sunshine in September in Oak Grove is 7.8h.

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

The average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate health threat from the exposure to the Sun's UV rays.

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"

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

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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%

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").
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).
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: 12.5h

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9.1h).

  • Average sunshine in September: 7.8h

The month with the most sunshine is July (Average sunshine: 10.3h).
The month with the least sunshine is January (Average sunshine: 2.8h).

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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

Months with the highest UV index are May, June, July and August (UV index 5).
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

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

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