September weather forecast
Oberlin, OH

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An old stone building in a university campus of liberal arts, located in Oberlin, Ohio
An old stone building in a university campus of liberal arts, located in Oberlin, Ohio

Weather in September

In September, summer gives way to fall in Oberlin, Ohio, setting in motion another seasonal transformation. A perceptible change in temperature, falling from its summer peak, characterizes the welcoming of autumn. Inevitably, daylight hours and sunshine duration also start their downward descent. Despite the shift towards chillier mornings, the weather remains quite pleasant for outdoor activities. September's pleasant weather and changing foliage invite nature enthusiasts to soak in the fall beauty of Oberlin.

Temperature

Oberlin observes a minor difference in average high-temperatures between August's 76.6°F (24.8°C) and September's 71.6°F (22°C). Oberlin's average low-temperature during September nights is observed to be a refreshing 59.7°F (15.4°C).

Humidity

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

Rainfall

In September, the rain falls for 14.9 days. Throughout September, 2.24" (57mm) of precipitation is accumulated. In Oberlin, during the entire year, the rain falls for 177.7 days and collects up to 33.98" (863mm) of precipitation.

Snowfall

In Oberlin, snow does not fall in May through October.

Daylight

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 7:11 pm EDT.

Sunshine

The average sunshine in September is 8.4h.

UV index

In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: In September, an average UV index of 4 transforms into the following instructions:
Ensure safety - Recommendations to avert sunburn are presented. To protect against the Sun's most potent rays, avoid direct exposure around midday. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Oberlin in September?

Oberlin in September has an average high-temperature of 71.6°F (22°C) and an average low-temperature of 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 September, in Oberlin, the rain falls for 14.9 days. Throughout September, 2.24" (57mm) of precipitation is accumulated.

When it does not snow?

May through October are months without snowfall.

What is the average length of the day in September?

In Oberlin, the average day length in September is 12h and 28min.

When is the sunrise / sunset in September?

In September, on the first day of the month, 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 7:11 pm EDT.

How long on average sun shines in September?

The average sunshine duration in September is 8.4h.

What is the UV index intensity in September?

In Oberlin, Ohio, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health risk 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
Oberlin, OH

Average temperature in September - Oberlin, 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
Oberlin, OH

Average pressure in September - Oberlin, 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
Oberlin, OH

Average wind speed in September - Oberlin, 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
Oberlin, OH

Average humidity in September - Oberlin, 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
Oberlin, OH

Average rainfall in September - Oberlin, 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
Oberlin, OH

Average rainfall days in September - Oberlin, 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
Oberlin, OH

Average snowfall in September - Oberlin, 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
Oberlin, OH

Average snowfall days in September - Oberlin, 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
Oberlin, OH

Average daylight in September / Average sunshine in September - Oberlin, 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 18min).

  • 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
Oberlin, OH

Average sunshine days in September - Oberlin, 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
Oberlin, OH

Average UV index in September - Oberlin, 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
Oberlin, OH

Average cloud cover in September - Oberlin, 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
Oberlin, OH

Average visibility in September - Oberlin, 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).

Oberlin, Ohio, USA

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