September weather forecast
Pellston, MI

Weather in September

The first month of the autumn, September, is still a comfortable month in Pellston, Michigan, with average temperature fluctuating between 66°F (18.9°C) and 53.4°F (11.9°C).

Temperature

In Pellston, the average high-temperature marginally drops, from a pleasant 72.9°F (22.7°C) in August, to a comfortable 66°F (18.9°C). In Pellston, the average low-temperature is 53.4°F (11.9°C).

Humidity

The average relative humidity in Pellston is 78%.

Rainfall

In Pellston, during September, the rain falls for 12.1 days and regularly aggregates up to 1.93" (49mm) of precipitation. In Pellston, during the entire year, the rain falls for 128.7 days and collects up to 23.39" (594mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in Pellston is 12.5h.

Sunshine

In September, the average sunshine is 7.8h.

UV index

In September, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to the UV radiation for ordinary individuals.
Note: The average daily UV index of 3 in September transform into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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 average humidity in September in Pellston?

In September, the average relative humidity is 78%.

How many days does it rain in September in Pellston?

In Pellston, in September, it is raining for 12.1 days, with typically 1.93" (49mm) of accumulated precipitation.

When it does not snow in Pellston?

May through September are months without snowfall in Pellston, Michigan.

Does it snow in Pellston in September?

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

What is the average length of the day in September in Pellston?

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

How long on average sun shines in September in Pellston?

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

What is the UV index reading in September in Pellston?

In Pellston, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate health threat from unsafe exposure to the Sun's UV rays.

Average temperature in September
Pellston, MI

Average temperature in September - Pellston, MI
  • Average high temperature in September: 66°F

The warmest month (with the highest average high temperature) is August (72.9°F).
The month with the lowest average high temperature is January (24.4°F).

  • Average low temperature in September: 53.4°F

The month with the highest average low temperature is August (58.8°F).
The coldest month (with the lowest average low temperature) is February (16°F).

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Average pressure in September
Pellston, MI

Average pressure in September - Pellston, MI
  • Average pressure in September: 30.01"

The month with the highest atmospheric pressure is March (30.09").
The month with the lowest atmospheric pressure is June (29.92").

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Average wind speed in September
Pellston, MI

Average wind speed in September - Pellston, MI
  • Average wind speed in September: 8.4mph

The windiest months (with the highest average wind speed) are January and December (10.7mph).
The calmest months (with the lowest average wind speed) are June and July (7.3mph).

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Average humidity in September
Pellston, MI

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

Months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is May (74%).

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Average rainfall in September
Pellston, MI

Average rainfall in September - Pellston, MI
  • Average rainfall in September: 1.93"

The wettest month (with the highest rainfall) is October (2.95").
The driest months (with the least rainfall) are February and August (1.38").

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Average rainfall days in September
Pellston, MI

Average rainfall days in September - Pellston, MI
  • Average rainfall days in September: 12.1 days

The month with the highest number of rainy days is October (17.5 days).
The month with the least rainy days is January (4.6 days).

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Average snowfall in September
Pellston, MI

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

The month with the highest snowfall is January (8.19").
Months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Pellston, MI

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

The month with the highest number of snowfall days is January (22.5 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
Pellston, MI

Average daylight in September / Average sunshine in September - Pellston, MI
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.6h).
The month with the shortest days is December (Average daylight: 8.8h).

  • Average sunshine in September: 7.8h

The month with the most sunshine is July (Average sunshine: 10.1h).
The month with the least sunshine is January (Average sunshine: 1.6h).

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Average sunshine days in September
Pellston, MI

Average sunshine days in September - Pellston, MI
  • Average sunshine days in September: 16.3 days

The month with the most sunshine days is July (16.6 days).
The month with the least sunshine days is January (5.9 days).

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Average UV index in September
Pellston, MI

Average UV index in September - Pellston, MI
  • Average UV index in September: 3

Months with the highest UV index are June, July and August (UV index 5).
Months with the lowest UV index are January, February, March, November and December (UV index 1).

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Average cloud cover in September
Pellston, MI

Average cloud cover in September - Pellston, MI
  • Average cloud cover in September: 35

The month with the most cloud cover is January (Cloud cover 83).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in September
Pellston, MI

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

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

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