September weather forecast
Aberdeen, OH

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Weather in September

September marks the onset of fall in Aberdeen, Ohio. The hot summer days quickly transform into crisp fall ones, displaying a magnificent array of autumn colors. The marked reduction in temperature signals the retreat of summer. September also sees a drop in rainfall, bringing clearer skies and pleasant weather. The ambiance in the city changes as the heat dissipitates, replaced by the serene beauty of fall.

Temperature

September signifies a minor drop in average high-temperature, transitioning from 84.2°F (29°C) in August to a still moderately hot 77.9°F (25.5°C). An average minimum temperature of 57.7°F (14.3°C) marks the month of September.

Humidity

April, August through November, with an average relative humidity of 76%, are the least humid months in Aberdeen.

Rainfall

The month with the least rainfall is September, when the rain falls for 12.6 days and typically collects 1.65" (42mm) of precipitation.

Snowfall

May through September are months without snowfall in Aberdeen.

Daylight

In Aberdeen, the average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 7:04 am and sunset at 8:04 pm. On the last day of September, sunrise is at 7:30 am and sunset at 7:18 pm EDT.

Sunshine

In September, the average sunshine is 8.3h.

UV index

In September, the average daily maximum UV index in Aberdeen is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: The daily high UV index of 4 during September translates into the following recommendations:
Guard yourself - Avoiding sunburn is suggested. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
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Frequently asked questions

What are September temperatures in Aberdeen?

In September, the average high-temperature and low-temperature in Aberdeen, Ohio, are 77.9°F (25.5°C) and 57.7°F (14.3°C) respectively. In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is appraised at 93.2°F (34°C).

What are the least humid months in Aberdeen?

The months with the lowest humidity in Aberdeen are April, August through November, with an average relative humidity of 76%.

What is the average humidity in September in Aberdeen?

The average relative humidity in September is 76%.

What is the driest month in Aberdeen?

The month with the least rainfall is September, when the rain falls for 12.6 days and typically collects 1.65" (42mm) of precipitation.

How much does it rain in Aberdeen in September?

In Aberdeen, Ohio, during September, the rain falls for 12.6 days and regularly aggregates up to 1.65" (42mm) of precipitation.

When it does not snow in Aberdeen?

May through September are months without snowfall.

Does it snow in Aberdeen in September?

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

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

The average day length in September is 12h and 26min.

What time are sunrise and sunset in September in Aberdeen?

On the first day of September, sunrise is at 7:04 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 7:18 pm EDT.

How many hours of sunshine does Aberdeen have in September?

In September, the average sunshine duration is 8.3h.

What is the UV index intensity in September in Aberdeen?

In Aberdeen, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health threat 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
Aberdeen, OH

Average temperature in September - Aberdeen, OH
  • Average high temperature in September: 77.9°F

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (37.6°F).

  • Average low temperature in September: 57.7°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 (24.3°F).

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Average pressure in September
Aberdeen, OH

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

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in September
Aberdeen, OH

Average wind speed in September - Aberdeen, OH
  • Average wind speed in September: 5.6mph

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in September
Aberdeen, OH

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

The months with the highest relative humidity are February and December (81%).
The months with the lowest relative humidity are April, August, September, October and November (76%).

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Average rainfall in September
Aberdeen, OH

Average rainfall in September - Aberdeen, OH
  • Average rainfall in September: 1.65"

The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is September (1.65").

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Average rainfall days in September
Aberdeen, OH

Average rainfall days in September - Aberdeen, OH
  • Average rainfall days in September: 12.6 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is November (10.6 days).

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Average snowfall in September
Aberdeen, OH

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

The month with the highest snowfall is February (2.28").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Aberdeen, OH

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

The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Aberdeen, OH
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in September
Aberdeen, OH

Average sunshine days in September - Aberdeen, OH
  • Average sunshine days in September: 15.8 days

The month with the most sunshine days is October (17.7 days).
The month with the least sunshine days is May (10 days).

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Average UV index in September
Aberdeen, OH

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

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in September
Aberdeen, OH

Average cloud cover in September - Aberdeen, OH
  • Average cloud cover in September: 33

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in September
Aberdeen, OH

Average visibility in September - Aberdeen, OH
  • Average visibility in September: 5mi

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

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Aberdeen, Ohio, USA

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