September weather forecast
Avon Lake, OH

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Weather in September

The first month of the autumn, September, is still a pleasant month in Avon Lake, Ohio, with an average temperature fluctuating between 61.5°F (16.4°C) and 70.9°F (21.6°C).

Temperature

September's presence marks an average high-temperature of a pleasant 70.9°F (21.6°C), subtly varied from August's 76.1°F (24.5°C). An average low-temperature of 61.5°F (16.4°C) is observed during September nights.

Humidity

In Avon Lake, the average relative humidity in September is 76%.

Rainfall

In September, the rain falls for 14.8 days. Throughout September, 2.44" (62mm) of precipitation is accumulated. In Avon Lake, during the entire year, the rain falls for 168.5 days and collects up to 34.37" (873mm) of precipitation.

Snowfall

May through October are months without snowfall in Avon Lake.

Daylight

In September, the average length of the day in Avon Lake is 12h and 28min.
On the first day of September in Avon Lake, sunrise is at 6:55 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 7:11 pm EDT.

Sunshine

In Avon Lake, the average sunshine in September is 8.3h.

UV index

The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily high UV index of 4 during September translates into the following recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Updated: Jun 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September?

September temperatures vary between a high-temperature of 70.9°F (21.6°C) and a low-temperature of 61.5°F (16.4°C).

What is the average humidity in September?

The average relative humidity in September is 76%.

How many days does it rain in September?

In September, the rain falls for 14.8 days. Throughout September, 2.44" (62mm) of precipitation is accumulated.

When it does not snow?

In Avon Lake, snow does not fall in May through October.

How many hours of daylight does Avon Lake have in September?

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

When are sunrise and sunset in September?

On the first day of September, sunrise is at 6:55 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 7:11 pm EDT.

How many hours of sunshine does Avon Lake have in September?

In Avon Lake, the average sunshine duration in September is 8.3h.

What is the UV index reading in September?

In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from unsafe 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
Avon Lake, OH

Average temperature in September - Avon Lake, OH
  • Average high temperature in September: 70.9°F

The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (31.3°F).

  • Average low temperature in September: 61.5°F

The months with the highest average low temperature are July and August (67.1°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).

Average pressure in September
Avon Lake, OH

Average pressure in September - Avon Lake, 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
Avon Lake, OH

Average wind speed in September - Avon Lake, OH
  • Average wind speed in September: 9.4mph

The windiest months (with the highest average wind speed) are January, November and December (12.7mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).

Average humidity in September
Avon Lake, OH

Average humidity in September - Avon Lake, OH
  • Average humidity in September: 76%

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

Average rainfall in September
Avon Lake, OH

Average rainfall in September - Avon Lake, OH
  • Average rainfall in September: 2.44"

The wettest month (with the highest rainfall) is June (4.49").
The driest month (with the least rainfall) is February (1.93").

Average rainfall days in September
Avon Lake, OH

Average rainfall days in September - Avon Lake, OH
  • Average rainfall days in September: 14.8 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in September
Avon Lake, OH

Average snowfall in September - Avon Lake, OH
  • Average snowfall in September: 0"

The month with the highest snowfall is February (3.7").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Avon Lake, OH

Average snowfall days in September - Avon Lake, OH
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (14 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Avon Lake, OH

Average daylight in September / Average sunshine in September - Avon Lake, 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
Avon Lake, OH

Average sunshine days in September - Avon Lake, OH
  • Average sunshine days in September: 12.4 days

The month with the most sunshine days is September (12.4 days).
The month with the least sunshine days is January (8.8 days).

Average UV index in September
Avon Lake, OH

Average UV index in September - Avon Lake, OH
  • Average UV index in September: 4

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

Average cloud cover in September
Avon Lake, OH

Average cloud cover in September - Avon Lake, OH
  • Average cloud cover in September: 33

The month with the most cloud cover is January (Cloud cover 71).
The months with the least cloud cover are July and August (Cloud cover 27).

Average visibility in September
Avon Lake, OH

Average visibility in September - Avon Lake, 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).

Avon Lake, Ohio, USA

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