September weather forecast
Millville, OH

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Weather in September

September, the first month of the autumn in Millville, is also a moderately hot month, with an average temperature varying between 58.1°F (14.5°C) and 77°F (25°C).

Temperature

Millville observes a small decrease in the average high-temperature with the arrival of September, falling from August's warm 82.6°F (28.1°C) to a still moderately hot 77°F (25°C). Throughout September, the temperature tends to fall to a consistent average low of 58.1°F (14.5°C).

Humidity

In Millville, Ohio, the average relative humidity in September is 75%.

Rainfall

September is the month with the least rainfall. Rain falls for 11.2 days and accumulates 1.42" (36mm) of precipitation.

Snowfall

May through October are months without snowfall.

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 8:09 pm. On the last day of September, sunrise is at 7:34 am and sunset at 7:22 pm EDT.

Sunshine

In September, the average sunshine is 8.3h.

UV index

The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A daily high UV index of 4 in September leads to these guidelines:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Updated: Aug 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in September?

The high-temperature, in September, in Millville, is 77°F (25°C), while the low-temperature averages to 58.1°F (14.5°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is computed to be 89.6°F (32°C).

What is the average humidity in September?

In Millville, the average relative humidity in September is 75%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 11.2 days and accumulates 1.42" (36mm) of precipitation.

How much does it rain in September?

In Millville, in September, during 11.2 rainfall days, 1.42" (36mm) of precipitation is typically accumulated.

When it does not snow?

May through October are months without snowfall in Millville.

What is the average length of the day in September?

In Millville, the average day length in September is 12h and 26min.

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 7:07 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 7:22 pm EDT.

How long on average sun shines in September?

In Millville, the average sunshine duration in September is 8.3h.

What is the UV index intensity in September?

In Millville, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to 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
Millville, OH

Average temperature in September - Millville, OH
  • Average high temperature in September: 77°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in September: 58.1°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

Average pressure in September
Millville, OH

Average pressure in September - Millville, 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
Millville, OH

Average wind speed in September - Millville, OH
  • Average wind speed in September: 5.9mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

Average humidity in September
Millville, OH

Average humidity in September - Millville, OH
  • Average humidity in September: 75%

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

Average rainfall in September
Millville, OH

Average rainfall in September - Millville, 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 September (1.42").

Average rainfall days in September
Millville, OH

Average rainfall days in September - Millville, OH
  • Average rainfall days in September: 11.2 days

The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is January (7.9 days).

Average snowfall in September
Millville, OH

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

The months with the highest snowfall are February and March (1.81").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Millville, OH

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

The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in September / Average sunshine in September - Millville, 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 24min).

  • Average sunshine in September: 8h and 2min

The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in September
Millville, OH

Average sunshine days in September - Millville, OH
  • Average sunshine days in September: 16.5 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is May (10.8 days).

Average UV index in September
Millville, OH

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

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in September
Millville, OH

Average cloud cover in September - Millville, OH
  • Average cloud cover in September: 32

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
Millville, OH

Average visibility in September - Millville, 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).

Millville, Ohio, USA

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