October weather forecast
Circleville, OH

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Weather in October

October, like September, in Circleville, Ohio, is another comfortable autumn month, with an average temperature varying between 63.9°F (17.7°C) and 46.2°F (7.9°C).

Temperature

October's arrival comes with a decrease in the average high-temperature, moving from a warm 76.3°F (24.6°C) in September to a comfortable 63.9°F (17.7°C). An average nighttime temperature of 46.2°F (7.9°C) is observed during October.

Humidity

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

Rainfall

In Circleville, in October, during 13.1 rainfall days, 2.36" (60mm) of precipitation is typically accumulated. Throughout the year, there are 168.9 rainfall days, and 32.4" (823mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. October is the first month it typically snows. Throughout October, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. In Circleville, Ohio, during the entire year, snow falls for 39.4 days and aggregates up to 13.58" (345mm) of snow.

Daylight

In October, the average length of the day is 11h and 8min.
On the first day of October, sunrise is at 7:28 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 7:59 am and sunset at 6:30 pm EDT.

Sunshine

In Circleville, the average sunshine in October is 6.2h.

UV index

In Circleville, the average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: In October, a regular UV index of 3 translates into these guidelines:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Updated: Jun 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are October temperatures?

In Circleville, 63.9°F (17.7°C) is the average high-temperature and 46.2°F (7.9°C) is the average low-temperature during October. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is appraised at 87.8°F (31°C).

What are the least humid months?

The months with the lowest humidity in Circleville are October and November, with an average relative humidity of 75%.

What is the average humidity in October?

In October, the average relative humidity is 75%.

How much does it rain in October?

In Circleville, in October, it is raining for 13.1 days, with typically 2.36" (60mm) of accumulated precipitation.

When does it start snowing?

October is the first month it typically snows. Throughout October, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow.

What is the average length of the day in October?

The average day length in October is 11h and 8min.

When is the sunrise / sunset in October?

On the first day of October, sunrise is at 7:28 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 7:59 am and sunset at 6:30 pm EDT.

How long on average sun shines in October?

In Circleville, the average sunshine duration in October is 6.2h.

How high is the UV index in October?

In Circleville, the average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Circleville, OH

Average temperature in October - Circleville, OH
  • Average high temperature in October: 63.9°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (34.9°F).

  • Average low temperature in October: 46.2°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).

Average pressure in October
Circleville, OH

Average pressure in October - Circleville, OH
  • Average pressure in October: 30.04"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 October
Circleville, OH

Average wind speed in October - Circleville, OH
  • Average wind speed in October: 7.2mph

The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

Average humidity in October
Circleville, OH

Average humidity in October - Circleville, OH
  • Average humidity in October: 75%

The months with the highest relative humidity are January and February (82%).
The months with the lowest relative humidity are October and November (75%).

Average rainfall in October
Circleville, OH

Average rainfall in October - Circleville, OH
  • Average rainfall in October: 2.36"

The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in October
Circleville, OH

Average rainfall days in October - Circleville, OH
  • Average rainfall days in October: 13.1 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (9.7 days).

Average snowfall in October
Circleville, OH

Average snowfall in October - Circleville, OH
  • Average snowfall in October: 0.04"

The months with the highest snowfall are January and February (3.43").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in October
Circleville, OH

Average snowfall days in October - Circleville, OH
  • Average snowfall days in October: 0.1 days

The month with the highest number of snowfall days is January (11.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
Circleville, OH

Average daylight in October / Average sunshine in October - Circleville, OH
  • Average daylight in October: 11h and 1min

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 24min).

  • Average sunshine in October: 6h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in October
Circleville, OH

Average sunshine days in October - Circleville, OH
  • Average sunshine days in October: 16.9 days

The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is May (9.2 days).

Average UV index in October
Circleville, OH

Average UV index in October - Circleville, OH
  • Average UV index in October: 3

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).

Average cloud cover in October
Circleville, OH

Average cloud cover in October - Circleville, OH
  • Average cloud cover in October: 38

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in October
Circleville, OH

Average visibility in October - Circleville, OH
  • Average visibility in October: 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).

Circleville, Ohio, USA

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