September weather forecast
Mount Auburn, OH

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Weather in September

September, the first month of the autumn in Mount Auburn, is still a warm month, with an average temperature fluctuating between 77.9°F (25.5°C) and 58.6°F (14.8°C).

Temperature

The move into September indicates a slight reduction in the average high-temperature, down from August's warm 83.8°F (28.8°C) to a still moderately hot 77.9°F (25.5°C). During September, Mount Auburn observes a consistent average nighttime temperature of 58.6°F (14.8°C).

Humidity

August through October, with an average relative humidity of 74%, are the least humid months.

Rainfall

September is the month with the least rainfall. Rain falls for 12.1 days and accumulates 1.54" (39mm) of precipitation.

Snowfall

In Mount Auburn, snow does not fall in May through October.

Daylight

In September, the average length of the day is 12h and 26min.
On the first day of the month, sunrise is at 7:07 am and sunset at 8:08 pm. On the last day of September, in Mount Auburn, sunrise is at 7:33 am and sunset at 7:21 pm EDT.

Sunshine

The average sunshine in September in Mount Auburn is 8.3h.

UV index

In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In September, the maximum UV index of 4 suggests these recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.

Frequently asked questions

What is the usual temperature for Mount Auburn in September?

An average high-temperature, in September, in Mount Auburn, is 77.9°F (25.5°C) and the average low-temperature is 58.6°F (14.8°C). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, is estimated at 91.4°F (33°C).

What is the least humid month?

August through October, with an average relative humidity of 74%, are the least humid months.

What is the average humidity in September in Mount Auburn?

The average relative humidity in September in Mount Auburn, Ohio, is 74%.

What is the driest month in Mount Auburn?

September is the month with the least rainfall. Rain falls for 12.1 days and accumulates 1.54" (39mm) of precipitation.

How many days does it rain in September?

In Mount Auburn, in September, during 12.1 rainfall days, 1.54" (39mm) of precipitation is typically accumulated.

When it does not snow?

May through October are months without snowfall.

What is the average length of the day in September?

In September, the average day length is 12h and 26min.

When is the sunrise / sunset in September?

In September, on the first day of the month, sunrise is at 7:07 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 7:21 pm EDT.

How long on average sun shines in September?

In Mount Auburn, the average sunshine duration in September is 8.3h.

How high is the UV index in September?

In Mount Auburn, the average daily maximum UV index in September 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
Mount Auburn, OH

Average temperature in September - Mount Auburn, OH
  • Average high temperature in September: 77.9°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in September: 58.6°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).

Average pressure in September
Mount Auburn, OH

Average pressure in September - Mount Auburn, OH
  • Average pressure in September: 30.03"Hg

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in September
Mount Auburn, OH

Average wind speed in September - Mount Auburn, OH
  • Average wind speed in September: 5.7mph

The windiest month (with the highest average wind speed) is January (8.7mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in September
Mount Auburn, OH

Average humidity in September - Mount Auburn, OH
  • Average humidity in September: 74%

The months with the highest relative humidity are February and December (81%).
The months with the lowest relative humidity are August, September and October (74%).

Average rainfall in September
Mount Auburn, OH

Average rainfall in September - Mount Auburn, OH
  • Average rainfall in September: 1.54"

The wettest month (with the highest rainfall) is May (3.27").
The driest month (with the least rainfall) is September (1.54").

Average rainfall days in September
Mount Auburn, OH

Average rainfall days in September - Mount Auburn, OH
  • Average rainfall days in September: 12.1 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (8.2 days).

Average snowfall in September
Mount Auburn, OH

Average snowfall in September - Mount Auburn, OH
  • Average snowfall in September: 0"

The month with the highest snowfall is February (2.01").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Mount Auburn, OH

Average snowfall days in September - Mount Auburn, OH
  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January and February (5.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Mount Auburn, OH

Average daylight in September / Average sunshine in September - Mount Auburn, OH
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in September
Mount Auburn, OH

Average sunshine days in September - Mount Auburn, OH
  • Average sunshine days in September: 16.2 days

The months with the most sunshine days are October and November (19.2 days).
The month with the least sunshine days is May (10.9 days).

Average UV index in September
Mount Auburn, OH

Average UV index in September - Mount Auburn, OH
  • Average UV index in September: 4

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September
Mount Auburn, OH

Average cloud cover in September - Mount Auburn, OH
  • Average cloud cover in September: 33

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in September
Mount Auburn, OH

Average visibility in September - Mount Auburn, OH
  • Average visibility in September: 6mi

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

Mount Auburn, Ohio, USA

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