September weather forecast
Millsboro, WV

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Weather in September

September, the first month of the autumn in Millsboro, is also a moderately hot month, with an average temperature fluctuating between 76.6°F (24.8°C) and 55.4°F (13°C).

Temperature

September signals a slight drop in average high-temperature, sliding from August's 82.8°F (28.2°C) to a still warm 76.6°F (24.8°C). In September, Millsboro experiences a temperature dip to an average of 55.4°F (13°C) at night.

Humidity

In September, the average relative humidity is 79%.

Rainfall

The month with the least rainfall is September, when the rain falls for 13.6 days and typically collects 1.61" (41mm) of precipitation.

Snowfall

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

Daylight

In Millsboro, the average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 6:51 am and sunset at 7:53 pm. On the last day of September, sunrise is at 7:18 am and sunset at 7:06 pm EDT.

Sunshine

In Millsboro, the average sunshine in September is 8.4h.

UV index

In Millsboro, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum daily UV index of 4 during September morphs into the following directions:
Prioritize safety - Recommendations to avert sunburn are shared. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Millsboro in September?

The average high-temperature and low-temperature during September are 76.6°F (24.8°C) and 55.4°F (13°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in August is evaluated at 89.6°F (32°C).

What is the average humidity in September?

In Millsboro, West Virginia, the average relative humidity in September is 79%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 13.6 days and accumulates 1.61" (41mm) of precipitation.

How much does it rain in September?

In Millsboro, in September, it is raining for 13.6 days, with typically 1.61" (41mm) of accumulated precipitation.

When it does not snow?

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

What is the average length of the day in September?

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

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 6:51 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 7:06 pm EDT.

How long on average sun shines in September?

In September, the average sunshine duration is 8.4h.

What is the UV index reading in September in Millsboro?

The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Millsboro, WV

Average temperature in September - Millsboro, WV
  • Average high temperature in September: 76.6°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in September: 55.4°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).

Average pressure in September
Millsboro, WV

Average pressure in September - Millsboro, WV
  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in September
Millsboro, WV

Average wind speed in September - Millsboro, WV
  • Average wind speed in September: 4.7mph

The windiest months (with the highest average wind speed) are January and February (7mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in September
Millsboro, WV

Average humidity in September - Millsboro, WV
  • Average humidity in September: 79%

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is August (77%).

Average rainfall in September
Millsboro, WV

Average rainfall in September - Millsboro, WV
  • Average rainfall in September: 1.61"

The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is September (1.61").

Average rainfall days in September
Millsboro, WV

Average rainfall days in September - Millsboro, WV
  • Average rainfall days in September: 13.6 days

The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is January (10.2 days).

Average snowfall in September
Millsboro, WV

Average snowfall in September - Millsboro, WV
  • Average snowfall in September: 0"

The month with the highest snowfall is January (3.19").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Millsboro, WV

Average snowfall days in September - Millsboro, WV
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (14.7 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
Millsboro, WV

Average daylight in September / Average sunshine in September - Millsboro, WV
  • 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 month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

Average sunshine days in September
Millsboro, WV

Average sunshine days in September - Millsboro, WV
  • Average sunshine days in September: 14.7 days

The month with the most sunshine days is November (16.9 days).
The months with the least sunshine days are January and February (8.7 days).

Average UV index in September
Millsboro, WV

Average UV index in September - Millsboro, WV
  • 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
Millsboro, WV

Average cloud cover in September - Millsboro, WV
  • Average cloud cover in September: 39

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in September
Millsboro, WV

Average visibility in September - Millsboro, WV
  • Average visibility in September: 5mi

The month with the highest visibility is November (6mi).
The month with the lowest visibility is January (4mi).

Millsboro, West Virginia, USA

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