September weather forecast
Ralph, MI

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Weather in September

The first month of the autumn, September, is still a comfortable month in Ralph, Michigan, with an average temperature ranging between min 48.6°F (9.2°C) and max 67.5°F (19.7°C).

Temperature

With the commencement of September, Ralph records a moderate temperature decline, with the average high easing from August's warm 75.2°F (24°C) to an enjoyable 67.5°F (19.7°C). An average low-temperature of 48.6°F (9.2°C) is noted during the nights in September in Ralph.

Humidity

In Ralph, the average relative humidity in September is 81%.

Rainfall

In Ralph, Michigan, in September, it is raining for 11.7 days, with typically 1.73" (44mm) of accumulated precipitation. Throughout the year, there are 123.3 rainfall days, and 19.17" (487mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Ralph.

Daylight

The average length of the day in September in Ralph is 12h and 32min.
On the first day of September, sunrise is at 6:12 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 6:32 pm CDT.

Sunshine

In September, the average sunshine is 8h.

UV index

In September, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A daily high UV index of 3 in September leads to these guidelines:
Exercise prevention - Warding off sunburn is urged. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
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Frequently asked questions

What is the usual temperature for Ralph in September?

In September, in Ralph, the average high-temperature is 67.5°F (19.7°C), and the average low-temperature is 48.6°F (9.2°C).

What is the average humidity in September in Ralph?

In September, the average relative humidity is 81%.

How many days does it rain in September in Ralph?

In Ralph, Michigan, in September, it is raining for 11.7 days, with typically 1.73" (44mm) of accumulated precipitation.

When it does not snow in Ralph?

June through September are months without snowfall in Ralph.

Does it snow in Ralph in September?

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

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

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

When is the sunrise / sunset in September in Ralph?

On the first day of September in Ralph, Michigan, sunrise is at 6:12 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 6:32 pm CDT.

How many hours of sunshine does Ralph have in September?

In Ralph, Michigan, the average sunshine duration in September is 8h.

What is the UV index intensity in September in Ralph?

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

Average temperature in September - Ralph, MI
  • Average high temperature in September: 67.5°F

The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (20.8°F).

  • Average low temperature in September: 48.6°F

The month with the highest average low temperature is July (56.7°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).

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Average pressure in September
Ralph, MI

Average pressure in September - Ralph, MI
  • Average pressure in September: 30.01"Hg

The month with the highest atmospheric pressure is March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in September
Ralph, MI

Average wind speed in September - Ralph, MI
  • Average wind speed in September: 7mph

The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

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Average humidity in September
Ralph, MI

Average humidity in September - Ralph, MI
  • Average humidity in September: 81%

The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is May (72%).

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Average rainfall in September
Ralph, MI

Average rainfall in September - Ralph, MI
  • Average rainfall in September: 1.73"

The wettest month (with the highest rainfall) is June (2.32").
The driest month (with the least rainfall) is January (0.79").

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Average rainfall days in September
Ralph, MI

Average rainfall days in September - Ralph, MI
  • Average rainfall days in September: 11.7 days

The month with the highest number of rainy days is July (14.9 days).
The months with the least rainy days are January and February (3.8 days).

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Average snowfall in September
Ralph, MI

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

The month with the highest snowfall is February (6.89").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Ralph, MI

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

The month with the highest number of snowfall days is January (18.7 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
Ralph, MI

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

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in September: 8h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 2h and 48min).

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Average sunshine days in September
Ralph, MI

Average sunshine days in September - Ralph, 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 February (11.8 days).

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Average UV index in September
Ralph, MI

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

The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is January (UV index 1).

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Average cloud cover in September
Ralph, MI

Average cloud cover in September - Ralph, MI
  • Average cloud cover in September: 42

The month with the most cloud cover is February (Cloud cover 72).
The month with the least cloud cover is July (Cloud cover 34).

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Average visibility in September
Ralph, MI

Average visibility in September - Ralph, MI
  • Average visibility in September: 5mi

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

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Ralph, Michigan, USA

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