September weather forecast
Amelia, OH

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Amelia, Ohio, with an average temperature fluctuating between 77.9°F (25.5°C) and 58.1°F (14.5°C).

Temperature

The shift from August to September includes a small decrease in the average high-temperature, from 83.3°F (28.5°C) to a still moderately hot 77.9°F (25.5°C). During September, Amelia records a consistent average nighttime temperature of 58.1°F (14.5°C).

Humidity

August through October, with an average relative humidity of 75%, are the least humid months.

Rainfall

September is the month with the least rainfall. Rain falls for 13.5 days and accumulates 1.85" (47mm) of precipitation.

Snowfall

In Amelia, snow does not fall in May through September.

Daylight

In September, the average length of the day is 12h and 26min.
On the first day of the month, sunrise is at 7:06 am and sunset at 8:06 pm. On the last day of September, in Amelia, sunrise is at 7:32 am and sunset at 7:20 pm EDT.

Sunshine

In September, the average sunshine is 8.1h.

UV index

In Amelia, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: The daily maximum UV index of 4 in September interprets into the following advice:
Prioritize safety - Recommendations to avert sunburn are shared. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Updated: Jun 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature?

In Amelia, 77.9°F (25.5°C) is the average high-temperature and 58.1°F (14.5°C) is the average low-temperature during September. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, in August is estimated at 89.6°F (32°C).

What are the least humid months?

The months with the lowest humidity are August through October, with an average relative humidity of 75%.

What is the average humidity in September?

In Amelia, the average relative humidity in September is 75%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 13.5 days and typically collects 1.85" (47mm) of precipitation.

How many days does it rain in September?

In September, the rain falls for 13.5 days. Throughout September, 1.85" (47mm) of precipitation is accumulated.

When it does not snow?

May through September are months without snowfall.

Does it snow in September?

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

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

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

When are sunrise and sunset in September?

On the first day of September, sunrise is at 7:06 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:20 pm EDT.

How long on average sun shines in September?

In September, the average sunshine duration is 8.1h.

How high is the UV index in September in Amelia?

In Amelia, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to the Sun's 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
Amelia, OH

Average temperature in September - Amelia, 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: 58.1°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).

Average pressure in September
Amelia, OH

Average pressure in September - Amelia, 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
Amelia, OH

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

The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

Average humidity in September
Amelia, OH

Average humidity in September - Amelia, OH
  • Average humidity in September: 75%

The months with the highest relative humidity are January, February and December (81%).
The months with the lowest relative humidity are August, September and October (75%).

Average rainfall in September
Amelia, OH

Average rainfall in September - Amelia, OH
  • Average rainfall in September: 1.85"

The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days in September
Amelia, OH

Average rainfall days in September - Amelia, OH
  • Average rainfall days in September: 13.5 days

The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is November (10 days).

Average snowfall in September
Amelia, OH

Average snowfall in September - Amelia, OH
  • Average snowfall in September: 0"

The month with the highest snowfall is January (2.68").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Amelia, OH

Average snowfall days in September - Amelia, OH
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (10.7 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
Amelia, OH

Average daylight in September / Average sunshine in September - Amelia, 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 July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in September
Amelia, OH

Average sunshine days in September - Amelia, OH
  • Average sunshine days in September: 15.1 days

The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is May (10.2 days).

Average UV index in September
Amelia, OH

Average UV index in September - Amelia, 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
Amelia, OH

Average cloud cover in September - Amelia, OH
  • Average cloud cover in September: 34

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in September
Amelia, OH

Average visibility in September - Amelia, OH
  • Average visibility in September: 6mi

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

Amelia, Ohio, USA

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