September weather forecast
Camp Washington, OH

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Camp Washington, Ohio, with an average temperature fluctuating between 77.9°F (25.5°C) and 58.6°F (14.8°C).

Temperature

The shift from August to September includes a small decrease in the average high-temperature, from 83.8°F (28.8°C) to a still moderately hot 77.9°F (25.5°C). Throughout the month of September, the nighttime temperature dips to an average of 58.6°F (14.8°C).

Humidity

August through October, with an average relative humidity of 74%, are the least humid months.

Rainfall

The month with the least rainfall is September, when the rain falls for 12.1 days and typically collects 1.54" (39mm) of precipitation.

Snowfall

In Camp Washington, snow does not fall in May through October.

Daylight

The average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 7:07 am and sunset at 8:08 pm. On the last day of September, sunrise is at 7:33 am and sunset at 7:21 pm EDT.

Sunshine

The average sunshine in September is 8.3h.

UV index

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: In September, the maximum UV index of 4 suggests this advice:
Guard yourself - Precautionary measures against sun damage are advocated. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Enhance your sun protection with tightly woven, yet airy clothing.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Camp Washington in September?

The high-temperature, in September, in Camp Washington, records 77.9°F (25.5°C), while the low-temperature is 58.6°F (14.8°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is appraised at 91.4°F (33°C).

What are the least humid months?

The months with the lowest humidity are August through October, with an average relative humidity of 74%.

What is the average humidity in September?

The average relative humidity in September is 74%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 12.1 days and accumulates 1.54" (39mm) of precipitation.

How much does it rain in September?

In Camp Washington, Ohio, in September, it is raining for 12.1 days, with typically 1.54" (39mm) of accumulated precipitation.

When it does not snow?

In Camp Washington, snow does not fall in May through October.

What is the average length of the day in September?

In Camp Washington, Ohio, the average day length in September is 12h and 26min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 7:07 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 7:21 pm EDT.

How long on average sun shines in September?

In September, the average sunshine duration is 8.3h.

What is the UV index reading in September?

In Camp Washington, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from 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
Camp Washington, OH

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

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in September: 58.6°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).

Average pressure in September
Camp Washington, OH

Average pressure in September - Camp Washington, OH
  • Average pressure in September: 30.03"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 September
Camp Washington, OH

Average wind speed in September - Camp Washington, OH
  • Average wind speed in September: 5.7mph

The windiest month (with the highest average wind speed) is January (8.7mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in September
Camp Washington, OH

Average humidity in September - Camp Washington, OH
  • Average humidity in September: 74%

The months with the highest relative humidity are February and December (81%).
The months with the lowest relative humidity are August, September and October (74%).

Average rainfall in September
Camp Washington, OH

Average rainfall in September - Camp Washington, OH
  • Average rainfall in September: 1.54"

The wettest month (with the highest rainfall) is May (3.27").
The driest month (with the least rainfall) is September (1.54").

Average rainfall days in September
Camp Washington, OH

Average rainfall days in September - Camp Washington, OH
  • Average rainfall days in September: 12.1 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (8.2 days).

Average snowfall in September
Camp Washington, OH

Average snowfall in September - Camp Washington, OH
  • Average snowfall in September: 0"

The month with the highest snowfall is February (2.01").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Camp Washington, OH

Average snowfall days in September - Camp Washington, OH
  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January and February (5.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Camp Washington, OH

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

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 30min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in September
Camp Washington, OH

Average sunshine days in September - Camp Washington, OH
  • Average sunshine days in September: 16.2 days

The months with the most sunshine days are October and November (19.2 days).
The month with the least sunshine days is May (10.9 days).

Average UV index in September
Camp Washington, OH

Average UV index in September - Camp Washington, 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).

Average cloud cover in September
Camp Washington, OH

Average cloud cover in September - Camp Washington, 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 27).

Average visibility in September
Camp Washington, OH

Average visibility in September - Camp Washington, OH
  • Average visibility in September: 6mi

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

Camp Washington, Ohio, USA

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