September weather forecast
Mount Orab, OH

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Weather in September

The first month of the autumn, September, is still a warm month in Mount Orab, Ohio, with an average temperature varying between 77°F (25°C) and 57.6°F (14.2°C).

Temperature

Transitioning into September, Mount Orab records an average high-temperature of a still moderately hot 77°F (25°C), almost identical to August's 82.2°F (27.9°C). In September, in Mount Orab, the average low-temperature is a moderate 57.6°F (14.2°C).

Humidity

The average relative humidity in September in Mount Orab is 76%.

Rainfall

September is the month with the least rainfall. Rain falls for 11.9 days and accumulates 1.57" (40mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in September in Mount Orab is 12h and 26min.
On the first day of September in Mount Orab, sunrise is at 7:05 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 7:19 pm EDT.

Sunshine

The average sunshine in September in Mount Orab is 8.1h.

UV index

In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The UV index of 4 in September translates into these instructions:
Exercise prevention - Warding off sunburn is urged. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature in Mount Orab?

Mount Orab in September has an average high-temperature of 77°F (25°C) and an average low-temperature of 57.6°F (14.2°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in August is evaluated at 87.8°F (31°C).

What is the average humidity in September in Mount Orab?

The average relative humidity in September in Mount Orab is 76%.

What is the driest month in Mount Orab?

The month with the least rainfall is September, when the rain falls for 11.9 days and typically collects 1.57" (40mm) of precipitation.

How many days does it rain in September in Mount Orab?

In Mount Orab, Ohio, during September, the rain falls for 11.9 days and regularly aggregates up to 1.57" (40mm) of precipitation.

When it does not snow in Mount Orab?

May through October are months without snowfall.

What is the average length of the day in September in Mount Orab?

The average day length in September in Mount Orab, Ohio, is 12h and 26min.

What time are sunrise and sunset in September in Mount Orab?

In September, on the first day of the month, sunrise is at 7:05 am and sunset at 8:05 pm. On the last day of the month, in Mount Orab, sunrise is at 7:31 am and sunset at 7:19 pm EDT.

How long on average sun shines in September in Mount Orab?

In Mount Orab, the average sunshine duration in September is 8.1h.

How high is the UV index in September in Mount Orab?

In Mount Orab, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Mount Orab, OH

Average temperature in September - Mount Orab, OH
  • Average high temperature in September: 77°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in September: 57.6°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in September
Mount Orab, OH

Average pressure in September - Mount Orab, OH
  • Average pressure in September: 30.04"Hg

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in September
Mount Orab, OH

Average wind speed in September - Mount Orab, OH
  • Average wind speed in September: 6mph

The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.4mph).

Average humidity in September
Mount Orab, OH

Average humidity in September - Mount Orab, OH
  • Average humidity in September: 76%

The months with the highest relative humidity are February and December (82%).
The month with the lowest relative humidity is October (75%).

Average rainfall in September
Mount Orab, OH

Average rainfall in September - Mount Orab, OH
  • Average rainfall in September: 1.57"

The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is September (1.57").

Average rainfall days in September
Mount Orab, OH

Average rainfall days in September - Mount Orab, OH
  • Average rainfall days in September: 11.9 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is January (8.3 days).

Average snowfall in September
Mount Orab, OH

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

The month with the highest snowfall is March (2.72").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Mount Orab, OH

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

The month with the highest number of snowfall days is January (5.6 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 Orab, OH

Average daylight in September / Average sunshine in September - Mount Orab, 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 1min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in September
Mount Orab, OH

Average sunshine days in September - Mount Orab, OH
  • Average sunshine days in September: 16.3 days

The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is May (11.1 days).

Average UV index in September
Mount Orab, OH

Average UV index in September - Mount Orab, OH
  • 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, February, November and December (UV index 2).

Average cloud cover in September
Mount Orab, OH

Average cloud cover in September - Mount Orab, OH
  • Average cloud cover in September: 34

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in September
Mount Orab, OH

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

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

Mount Orab, Ohio, USA

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