September weather forecast
Hancock, MI

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Weather in September

Moving from August's warmer climate, Hancock gradually transitions into fall during September. Temperatures start to decline in preparation for the approaching winter months. The waning daylight hours and reduced sunshine mark the end of summer. There is zero snowfall in September, suggesting winter is still a distance away. Lower temperatures are notable, with a 6.1°F (-14.4°C) decline from the August, indicating the arrival of the fall season.

Temperature

The shift from August to September in Hancock includes a small decrease in the average high-temperature, from an agreeable 70.3°F (21.3°C) to a comfortable 64.2°F (17.9°C). Hancock experiences a mean temperature of 52.3°F (11.3°C) during September nights.

Humidity

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

Rainfall

In Hancock, in September, it is raining for 14.4 days, with typically 1.65" (42mm) of accumulated precipitation. Throughout the year, in Hancock, there are 123.4 rainfall days, and 21.1" (536mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In September, the average length of the day in Hancock is 12h and 32min.
On the first day of September in Hancock, sunrise is at 7:14 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 7:52 am and sunset at 7:35 pm EDT.

Sunshine

In September, the average sunshine in Hancock is 7.5h.

UV index

In September, the average daily maximum UV index in Hancock is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: A maximum daily UV index of 4 during September morphs into the following directions:
Heed the precautions - It is counselled to guard against solar damage. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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Frequently asked questions

What are the temperatures in Hancock in September?

In September, the average high-temperature and low-temperature are 64.2°F (17.9°C) and 52.3°F (11.3°C) respectively.

What is the average humidity in September in Hancock?

The average relative humidity in September is 78%.

How much does it rain in Hancock in September?

In September, in Hancock, Michigan, the rain falls for 14.4 days. Throughout September, 1.65" (42mm) of precipitation is accumulated.

When it does not snow in Hancock?

June through September are months without snowfall.

Does it snow in Hancock in September?

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

How many hours of daylight does Hancock have in September?

In September, the average day length in Hancock is 12h and 32min.

When are sunrise and sunset in September in Hancock?

On the first day of September in Hancock, Michigan, sunrise is at 7:14 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 7:52 am and sunset at 7:35 pm EDT.

How long on average sun shines in September in Hancock?

The average sunshine duration in September in Hancock is 7.5h.

What is the UV index intensity in September in Hancock?

In September, the average daily maximum UV index in Hancock is 4. A UV Index reading of 3 to 5 represents 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
Hancock, MI

Average temperature in September - Hancock, MI
  • Average high temperature in September: 64.2°F

The warmest month (with the highest average high temperature) is August (70.3°F).
The month with the lowest average high temperature is January (22.5°F).

  • Average low temperature in September: 52.3°F

The month with the highest average low temperature is August (57.6°F).
The coldest months (with the lowest average low temperature) are January and February (15.1°F).

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Average pressure in September
Hancock, MI

Average pressure in September - Hancock, MI
  • Average pressure in September: 29.99"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
Hancock, MI

Average wind speed in September - Hancock, MI
  • Average wind speed in September: 9.2mph

The windiest month (with the highest average wind speed) is January (12.1mph).
The calmest month (with the lowest average wind speed) is June (7.5mph).

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Average humidity in September
Hancock, MI

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

The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is May (73%).

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Average rainfall in September
Hancock, MI

Average rainfall in September - Hancock, MI
  • Average rainfall in September: 1.65"

The wettest month (with the highest rainfall) is October (2.28").
The driest months (with the least rainfall) are January, February and March (1.3").

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Average rainfall days in September
Hancock, MI

Average rainfall days in September - Hancock, MI
  • Average rainfall days in September: 14.4 days

The months with the highest number of rainy days are September and October (14.4 days).
The month with the least rainy days is January (3.1 days).

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Average snowfall in September
Hancock, MI

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

The month with the highest snowfall is December (7.87").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Hancock, MI

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

The month with the highest number of snowfall days is January (23.4 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
Hancock, MI

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

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in September: 7h and 3min

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 30min).

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Average sunshine days in September
Hancock, MI

Average sunshine days in September - Hancock, MI
  • Average sunshine days in September: 13.6 days

The month with the most sunshine days is July (15.6 days).
The month with the least sunshine days is January (5.3 days).

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Average UV index in September
Hancock, MI

Average UV index in September - Hancock, MI
  • Average UV index in September: 4

The months with the highest UV index are 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
Hancock, MI

Average cloud cover in September - Hancock, MI
  • Average cloud cover in September: 38

The month with the most cloud cover is January (Cloud cover 86).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in September
Hancock, MI

Average visibility in September - Hancock, 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 months with the lowest visibility are January, February and December (5mi).

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Hancock, Michigan, USA

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