September weather forecast
Moundsville, WV

Share

Weather in September

September in Moundsville signifies the beginning of the fall season, with a significant transformation in the weather pattern. The average temperatures begin to decline, signifying a transition to the colder months. While the warmth of summer lingers in the early part of the month, a crispness in the air gradually grows. September also brings a decline in daylight hours, shortening the days bit by bit. Despite these modifications, the first few weeks of September still offer ideal weather for outdoor pleasures.

Temperature

In Moundsville, the average high-temperature in September slightly decreases from 82.4°F (28°C) in August to a still moderately hot 76.3°F (24.6°C). During the nights in September, an average low-temperature of 55°F (12.8°C) is observed.

Humidity

In September, the average relative humidity is 79%.

Rainfall

September is the month with the least rainfall. Rain falls for 14.7 days and accumulates 2.13" (54mm) of precipitation.

Snowfall

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

Daylight

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

Sunshine

In September, the average sunshine in Moundsville is 8.2h.

UV index

In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: A daily maximum UV index of 4 in September translates into the following instructions:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.

Frequently asked questions

What is the usual temperature for Moundsville in September?

In September, in Moundsville, the average high-temperature is 76.3°F (24.6°C), and the average low-temperature is 55°F (12.8°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, is estimated at 89.6°F (32°C).

What is the average humidity in September?

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

What is the driest month?

September is the month with the least rainfall. Rain falls for 14.7 days and accumulates 2.13" (54mm) of precipitation.

How many days does it rain in September?

In Moundsville, in September, it is raining for 14.7 days, with typically 2.13" (54mm) of accumulated precipitation.

When it does not snow?

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

How many hours of daylight does Moundsville have in September?

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

When is the sunrise / sunset in September in Moundsville?

In September, on the first day of the month, 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 Moundsville, the average sunshine duration in September is 8.2h.

What is the UV index intensity in September?

The average daily maximum UV index in September in Moundsville, West Virginia, is 4. A UV Index value of 3 to 5 symbolizes a medium health risk 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
Moundsville, WV

Average temperature in September - Moundsville, WV
  • Average high temperature in September: 76.3°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (34.5°F).

  • Average low temperature in September: 55°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).

Average pressure in September
Moundsville, WV

Average pressure in September - Moundsville, 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
Moundsville, WV

Average wind speed in September - Moundsville, WV
  • Average wind speed in September: 4.9mph

The windiest month (with the highest average wind speed) is January (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

Average humidity in September
Moundsville, WV

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

The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are April and August (77%).

Average rainfall in September
Moundsville, WV

Average rainfall in September - Moundsville, WV
  • Average rainfall in September: 2.13"

The wettest month (with the highest rainfall) is April (3.7").
The driest month (with the least rainfall) is September (2.13").

Average rainfall days in September
Moundsville, WV

Average rainfall days in September - Moundsville, WV
  • Average rainfall days in September: 14.7 days

The month with the highest number of rainy days is May (20.8 days).
The month with the least rainy days is November (11.3 days).

Average snowfall in September
Moundsville, WV

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

The month with the highest snowfall is January (5.31").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Moundsville, WV

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

The month with the highest number of snowfall days is January (15.7 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
Moundsville, WV

Average daylight in September / Average sunshine in September - Moundsville, WV
  • 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 month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in September
Moundsville, WV

Average sunshine days in September - Moundsville, WV
  • Average sunshine days in September: 13.1 days

The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is May (8.4 days).

Average UV index in September
Moundsville, WV

Average UV index in September - Moundsville, WV
  • 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).

Average cloud cover in September
Moundsville, WV

Average cloud cover in September - Moundsville, WV
  • Average cloud cover in September: 40

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in September
Moundsville, WV

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

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).

Moundsville, West Virginia, USA

Weather forecast for your location

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