September weather forecast
Mechanicsburg, OH

Share

Weather in September

The first month of the autumn, September, is still a warm month in Mechanicsburg, Ohio, with an average temperature varying between 56.1°F (13.4°C) and 74.1°F (23.4°C).

Temperature

With the onset of September, the average high-temperature stands at a still warm 74.1°F (23.4°C), closely aligned with August's 79.2°F (26.2°C). Mechanicsburg's nights in September cool down to an average low-temperature of 56.1°F (13.4°C).

Humidity

The average relative humidity in September is 79%.

Rainfall

In Mechanicsburg, in September, during 12.5 rainfall days, 1.42" (36mm) of precipitation is typically accumulated. In Mechanicsburg, during the entire year, the rain falls for 148.3 days and collects up to 21.57" (548mm) of precipitation.

Snowfall

May through October are months without snowfall in Mechanicsburg, Ohio.

Daylight

In Mechanicsburg, the average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 7:02 am and sunset at 8:05 pm. On the last day of September, in Mechanicsburg, sunrise is at 7:30 am and sunset at 7:17 pm EDT.

Sunshine

In September, the average sunshine is 8.1h.

UV index

In Mechanicsburg, 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 rays for average individuals.
Note: The daily high UV index of 4 during September translates into the following recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Enhance your sun protection with tightly woven, yet airy clothing.
[Resources]

Frequently asked questions

What are September temperatures in Mechanicsburg?

In Mechanicsburg, 74.1°F (23.4°C) is the average high-temperature and 56.1°F (13.4°C) is the average low-temperature during September.

What is the average humidity in September in Mechanicsburg?

In September, the average relative humidity in Mechanicsburg is 79%.

How much does it rain in Mechanicsburg in September?

In Mechanicsburg, Ohio, in September, during 12.5 rainfall days, 1.42" (36mm) of precipitation is typically accumulated.

When it does not snow in Mechanicsburg?

May through October are months without snowfall.

How many hours of daylight does Mechanicsburg have in September?

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

When are sunrise and sunset in September in Mechanicsburg?

On the first day of September in Mechanicsburg, sunrise is at 7:02 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 7:17 pm EDT.

How many hours of sunshine does Mechanicsburg have in September?

In Mechanicsburg, Ohio, the average sunshine duration in September is 8.1h.

How high is the UV index in September in Mechanicsburg?

The average daily maximum UV index in September in Mechanicsburg is 4. A UV Index estimate 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
Mechanicsburg, OH

Average temperature in September - Mechanicsburg, OH
  • Average high temperature in September: 74.1°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (32.2°F).

  • Average low temperature in September: 56.1°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).

[Resources]

Average pressure in September
Mechanicsburg, OH

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

The months with the highest atmospheric pressure are January and November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

[Resources]

Average wind speed in September
Mechanicsburg, OH

Average wind speed in September - Mechanicsburg, OH
  • Average wind speed in September: 6.5mph

The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

[Resources]

Average humidity in September
Mechanicsburg, OH

Average humidity in September - Mechanicsburg, OH
  • Average humidity in September: 79%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (75%).

[Resources]

Average rainfall in September
Mechanicsburg, OH

Average rainfall in September - Mechanicsburg, OH
  • Average rainfall in September: 1.42"

The wettest month (with the highest rainfall) is May (2.99").
The driest month (with the least rainfall) is November (1.22").

[Resources]

Average rainfall days in September
Mechanicsburg, OH

Average rainfall days in September - Mechanicsburg, OH
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is February (6.5 days).

[Resources]

Average snowfall in September
Mechanicsburg, OH

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

The month with the highest snowfall is February (1.89").
The months with the least snowfall are May, June, July, August, September and October (0").

[Resources]

Average snowfall days in September
Mechanicsburg, OH

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

The month with the highest number of snowfall days is February (7.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

[Resources]

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

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in September: 8h and 1min

The months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

[Resources]

Average sunshine days in September
Mechanicsburg, OH

Average sunshine days in September - Mechanicsburg, OH
  • Average sunshine days in September: 15.7 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (10.3 days).

[Resources]

Average UV index in September
Mechanicsburg, OH

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

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).

[Resources]

Average cloud cover in September
Mechanicsburg, OH

Average cloud cover in September - Mechanicsburg, OH
  • Average cloud cover in September: 35

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 31).

[Resources]

Average visibility in September
Mechanicsburg, OH

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

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

[Resources]

Mechanicsburg, Ohio, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location