September weather forecast
Byron Center, MI

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Weather in September

The first month of the autumn, September, is still a pleasant month in Byron Center, Michigan, with temperature in the range of an average high of 72.5°F (22.5°C) and an average low of 53.6°F (12°C).

Temperature

A subtle shift in Byron Center's weather is observed as August turns into September, with the average high temperature reducing from a warm 78.4°F (25.8°C) to an agreeable 72.5°F (22.5°C). In Byron Center, September's nights observe an average temperature dip to a cool 53.6°F (12°C).

Humidity

The average relative humidity in September is 78%.

Rainfall

In Byron Center, in September, during 11.4 rainfall days, 1.5" (38mm) of precipitation is typically accumulated. Throughout the year, there are 139.8 rainfall days, and 19.57" (497mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Byron Center, Michigan.

Daylight

In Byron Center, the average length of the day in September is 12h and 29min.
On the first day of September, sunrise is at 7:08 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 7:25 pm EDT.

Sunshine

In Byron Center, the average sunshine in September is 8.3h.

UV index

In September, the average daily maximum UV index in Byron Center is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In September, a daily maximum UV index of 4 leads to the following instructions:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
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Frequently asked questions

What is the average September temperature in Byron Center?

An average high-temperature, in September, in Byron Center, is 72.5°F (22.5°C) and the average low-temperature is 53.6°F (12°C).

What is the average humidity in September in Byron Center?

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

How many days does it rain in September in Byron Center?

In September, in Byron Center, the rain falls for 11.4 days. Throughout September, 1.5" (38mm) of precipitation is accumulated.

When it does not snow in Byron Center?

In Byron Center, Michigan, snow does not fall in June through September.

Does it snow in Byron Center in September?

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

How many hours of daylight does Byron Center have in September?

In Byron Center, Michigan, the average day length in September is 12h and 29min.

When is the sunrise / sunset in September in Byron Center?

On the first day of September in Byron Center, sunrise is at 7:08 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 7:25 pm EDT.

How many hours of sunshine does Byron Center have in September?

In Byron Center, Michigan, the average sunshine duration in September is 8.3h.

What is the UV index reading in September in Byron Center?

The average daily maximum UV index in September in Byron Center, Michigan, is 4. A UV Index of 3 to 5 symbolizes a medium health risk 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
Byron Center, MI

Average temperature in September - Byron Center, MI
  • Average high temperature in September: 72.5°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (27.7°F).

  • Average low temperature in September: 53.6°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

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Average pressure in September
Byron Center, MI

Average pressure in September - Byron Center, MI
  • Average pressure in September: 30.03"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
Byron Center, MI

Average wind speed in September - Byron Center, MI
  • Average wind speed in September: 7.3mph

The windiest month (with the highest average wind speed) is April (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).

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Average humidity in September
Byron Center, MI

Average humidity in September - Byron Center, MI
  • Average humidity in September: 78%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is April (75%).

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Average rainfall in September
Byron Center, MI

Average rainfall in September - Byron Center, MI
  • Average rainfall in September: 1.5"

The wettest month (with the highest rainfall) is May (2.36").
The driest month (with the least rainfall) is November (1.06").

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Average rainfall days in September
Byron Center, MI

Average rainfall days in September - Byron Center, MI
  • Average rainfall days in September: 11.4 days

The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is February (5.1 days).

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Average snowfall in September
Byron Center, MI

Average snowfall in September - Byron Center, MI
  • Average snowfall in September: 0"

The month with the highest snowfall is January (4.06").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Byron Center, MI

Average snowfall days in September - Byron Center, MI
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (17.9 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
Byron Center, MI

Average daylight in September / Average sunshine in September - Byron Center, 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: 8h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).

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Average sunshine days in September
Byron Center, MI

Average sunshine days in September - Byron Center, MI
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is January (9.7 days).

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Average UV index in September
Byron Center, MI

Average UV index in September - Byron Center, MI
  • Average UV index in September: 4

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in September
Byron Center, MI

Average cloud cover in September - Byron Center, MI
  • Average cloud cover in September: 33

The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in September
Byron Center, MI

Average visibility in September - Byron Center, 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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Byron Center, Michigan, USA

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