September weather forecast
Interlochen, MI

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Weather in September

September, the first month of the autumn in Interlochen, is still a refreshing month, with an average temperature ranging between min 55.8°F (13.2°C) and max 66.4°F (19.1°C).

Temperature

As September commences, the average high-temperature subtly reduces, transitioning from an agreeable 72.1°F (22.3°C) in August to a refreshing 66.4°F (19.1°C). The temperature in Interlochen lowers to an average of 55.8°F (13.2°C) during September nights.

Humidity

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

Rainfall

In Interlochen, Michigan, in September, it is raining for 13.4 days, with typically 2.09" (53mm) of accumulated precipitation. In Interlochen, during the entire year, the rain falls for 135.6 days and collects up to 24.25" (616mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In Interlochen, the average length of the day in September is 12h and 31min.
On the first day of the month, sunrise is at 7:06 am and sunset at 8:19 pm. On the last day of September, in Interlochen, sunrise is at 7:40 am and sunset at 7:24 pm EDT.

Sunshine

The average sunshine in September is 8.1h.

UV index

The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: In September, the maximum UV index of 3 transforms into these recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
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Frequently asked questions

What is the average September temperature in Interlochen?

During September, Interlochen experiences an average high-temperature of 66.4°F (19.1°C) and a low-temperature of 55.8°F (13.2°C).

What is the average humidity in September in Interlochen?

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

How much does it rain in Interlochen in September?

In Interlochen, Michigan, during September, the rain falls for 13.4 days and regularly aggregates up to 2.09" (53mm) of precipitation.

When it does not snow in Interlochen?

In Interlochen, snow does not fall in June through September.

Does it snow in Interlochen in September?

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

How many hours of daylight does Interlochen have in September?

In September, the average day length in Interlochen, Michigan, is 12h and 31min.

What time are sunrise and sunset in September in Interlochen?

In September, on the first day of the month, sunrise is at 7:06 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 7:24 pm EDT.

How long on average sun shines in September in Interlochen?

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

What is the UV index reading in September in Interlochen?

In September, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from 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
Interlochen, MI

Average temperature in September - Interlochen, MI
  • Average high temperature in September: 66.4°F

The warmest month (with the highest average high temperature) is August (72.1°F).
The month with the lowest average high temperature is January (26.1°F).

  • Average low temperature in September: 55.8°F

The month with the highest average low temperature is August (61.3°F).
The coldest month (with the lowest average low temperature) is February (19.6°F).

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Average pressure in September
Interlochen, MI

Average pressure in September - Interlochen, 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
Interlochen, MI

Average wind speed in September - Interlochen, MI
  • Average wind speed in September: 10.3mph

The windiest months (with the highest average wind speed) are January and December (13.5mph).
The calmest month (with the lowest average wind speed) is July (8.3mph).

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Average humidity in September
Interlochen, MI

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

The month with the highest relative humidity is January (86%).
The months with the lowest relative humidity are April and October (77%).

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Average rainfall in September
Interlochen, MI

Average rainfall in September - Interlochen, MI
  • Average rainfall in September: 2.09"

The wettest month (with the highest rainfall) is October (2.87").
The driest months (with the least rainfall) are February and March (1.54").

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Average rainfall days in September
Interlochen, MI

Average rainfall days in September - Interlochen, MI
  • Average rainfall days in September: 13.4 days

The month with the highest number of rainy days is October (17 days).
The month with the least rainy days is February (4 days).

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Average snowfall in September
Interlochen, MI

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

The month with the highest snowfall is January (5.98").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Interlochen, MI

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

The month with the highest number of snowfall days is January (19.1 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
Interlochen, MI

Average daylight in September / Average sunshine in September - Interlochen, 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: 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: 1h and 48min).

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Average sunshine days in September
Interlochen, MI

Average sunshine days in September - Interlochen, MI
  • Average sunshine days in September: 14.3 days

The month with the most sunshine days is May (14.5 days).
The month with the least sunshine days is January (5.6 days).

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Average UV index in September
Interlochen, MI

Average UV index in September - Interlochen, 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
Interlochen, MI

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

The month with the most cloud cover is January (Cloud cover 83).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in September
Interlochen, MI

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

The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).

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Interlochen, Michigan, USA

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