September weather forecast
South Amherst, OH

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Weather in September

The first month of the autumn, September, is also an agreeable month in South Amherst, Ohio, with temperature in the range of an average low of 59.7°F (15.4°C) and an average high of 71.6°F (22°C).

Temperature

South Amherst experiences an average high-temperature of an agreeable 71.6°F (22°C) in September, marking an insignificant shift from 76.6°F (24.8°C) in August. During September, South Amherst experiences an average low-temperature of 59.7°F (15.4°C) at night.

Humidity

In September, the average relative humidity in South Amherst is 77%.

Rainfall

In South Amherst, during September, the rain falls for 14.9 days and regularly aggregates up to 2.24" (57mm) of precipitation. In South Amherst, during the entire year, the rain falls for 177.7 days and collects up to 33.98" (863mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In South Amherst, the average length of the day in September is 12h and 28min.
On the first day of September, sunrise is at 6:56 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 7:12 pm EDT.

Sunshine

In South Amherst, the average sunshine in September is 8.4h.

UV index

In South Amherst, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.
Note: The daily high UV index of 4 during September translates into the following recommendations:
Heed the precautions - It is counselled to guard against solar damage. When the Sun is at its strongest around midday, find shade and limit exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Updated: Jun 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures?

In September, in South Amherst, the average high-temperature is 71.6°F (22°C), and the average low-temperature is 59.7°F (15.4°C).

What is the average humidity in September?

In September, the average relative humidity is 77%.

How much does it rain in September?

In South Amherst, during September, the rain falls for 14.9 days and regularly aggregates up to 2.24" (57mm) of precipitation.

When it does not snow?

In South Amherst, snow does not fall in May through October.

How many hours of daylight does South Amherst have in September?

The average day length in September is 12h and 28min.

When are sunrise and sunset in September in South Amherst?

On the first day of September, sunrise is at 6:56 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 7:12 pm EDT.

How many hours of sunshine does South Amherst have in September?

In South Amherst, Ohio, the average sunshine duration in September is 8.4h.

What is the UV index intensity in September?

In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health risk 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
South Amherst, OH

Average temperature in September - South Amherst, OH
  • Average high temperature in September: 71.6°F

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (31.3°F).

  • Average low temperature in September: 59.7°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in September
South Amherst, OH

Average pressure in September - South Amherst, OH
  • Average pressure in September: 30.04"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in September
South Amherst, OH

Average wind speed in September - South Amherst, OH
  • Average wind speed in September: 8.5mph

The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest month (with the lowest average wind speed) is July (7mph).

Average humidity in September
South Amherst, OH

Average humidity in September - South Amherst, OH
  • Average humidity in September: 77%

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is November (75%).

Average rainfall in September
South Amherst, OH

Average rainfall in September - South Amherst, OH
  • Average rainfall in September: 2.24"

The wettest month (with the highest rainfall) is June (3.94").
The driest month (with the least rainfall) is February (2.13").

Average rainfall days in September
South Amherst, OH

Average rainfall days in September - South Amherst, OH
  • Average rainfall days in September: 14.9 days

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is January (9.5 days).

Average snowfall in September
South Amherst, OH

Average snowfall in September - South Amherst, OH
  • Average snowfall in September: 0"

The month with the highest snowfall is February (4.72").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
South Amherst, OH

Average snowfall days in September - South Amherst, OH
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (15.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
South Amherst, OH

Average daylight in September / Average sunshine in September - South Amherst, OH
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in September
South Amherst, OH

Average sunshine days in September - South Amherst, OH
  • Average sunshine days in September: 11.9 days

The month with the most sunshine days is September (11.9 days).
The month with the least sunshine days is February (8.1 days).

Average UV index in September
South Amherst, OH

Average UV index in September - South Amherst, OH
  • Average UV index in September: 4

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in September
South Amherst, OH

Average cloud cover in September - South Amherst, OH
  • Average cloud cover in September: 32

The month with the most cloud cover is January (Cloud cover 70).
The months with the least cloud cover are July and August (Cloud cover 27).

Average visibility in September
South Amherst, OH

Average visibility in September - South Amherst, OH
  • Average visibility in September: 6mi

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

South Amherst, Ohio, USA

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