September weather forecast and climate
Afton, OH

Weather in September

The first month of the autumn, September, is still a warm month in Afton, Ohio, with average temperature ranging between min 58.1°F (14.5°C) and max 77°F (25°C).

Temperature

In Afton, the average high-temperature in September slightly decreases, from 82.8°F (28.2°C) in August, to a still moderately hot 77°F (25°C). The average low-temperature, in September, is 58.1°F (14.5°C).

Humidity

In September, the average relative humidity is 76%.

Rainfall

September is the month with the least rainfall in Afton, Ohio. Rain falls for 10.7 days and accumulates 0.91" (23mm) of precipitation.

Snowfall

In Afton snow does not fall in May through September.

Daylight

In Afton, the average length of the day in September is 12.4h.

Sunshine

In Afton, the average sunshine in September is 8.2h.

UV index

The average daily maximum UV index in Afton is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to the UV radiation for the average person.
Note: The daily maximum UV index of 4 in September interpret into the following advice:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the average humidity in September in Afton?

The average relative humidity in September in Afton, Ohio, is 76%.

What is the driest month in Afton?

September is the month with the least rainfall in Afton. Rain falls for 10.7 days and accumulates 0.91" (23mm) of precipitation.

How much does it rain in Afton in September?

In Afton, in September, during 10.7 rainfall days, 0.91" (23mm) of precipitation is typically accumulated.

When it does not snow in Afton?

May through September are months without snowfall in Afton.

Does it snow in Afton in September?

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

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

In Afton, the average length of the day in September is 12.4h.

How long on average sun shines in September in Afton?

The average sunshine in September in Afton, Ohio, is 8.2h.

What is the UV index reading in September in Afton?

The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to the UV radiation.

Average temperature in September
Afton, OH

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

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (35.8°F).

  • Average low temperature in September: 58.1°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

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Average pressure in September
Afton, OH

Average pressure in September - Afton, OH
  • Average pressure in September: 30.03"

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

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Average wind speed in September
Afton, OH

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

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

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Average humidity in September
Afton, OH

Average humidity in September - Afton, OH
  • Average humidity in September: 76%

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

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Average rainfall in September
Afton, OH

Average rainfall in September - Afton, OH
  • Average rainfall in September: 0.91"

The wettest month (with the highest rainfall) is May (1.97").
The driest month (with the least rainfall) is September (0.91").

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Average rainfall days in September
Afton, OH

Average rainfall days in September - Afton, OH
  • Average rainfall days in September: 10.7 days

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (7.5 days).

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Average snowfall in September
Afton, OH

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

The month with the highest snowfall is March (1.61").
Months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Afton, OH

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

The month with the highest number of snowfall days is January (6.8 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Afton, OH

Average daylight in September / Average sunshine in September - Afton, OH
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in September: 8.2h

Months with the most sunshine are June, July and August (Average sunshine: 10.1h).
The month with the least sunshine is January (Average sunshine: 3.7h).

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Average sunshine days in September
Afton, OH

Average sunshine days in September - Afton, OH
  • Average sunshine days in September: 16.9 days

The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is May (12.8 days).

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Average UV index in September
Afton, OH

Average UV index in September - Afton, OH
  • Average UV index in September: 4

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

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Average cloud cover in September
Afton, OH

Average cloud cover in September - Afton, 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 29).

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Average visibility in September
Afton, OH

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

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

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