September weather forecast
Uno, WV

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Weather in September

The first month of the autumn, September, is still a warm month in Uno, West Virginia, with an average temperature ranging between max 76.5°F (24.7°C) and min 54.1°F (12.3°C).

Temperature

The beginning of September brings a slight decrease in the average high-temperature, transitioning from a warm 82.4°F (28°C) in August to a still moderately hot 76.5°F (24.7°C). Uno registers a significant drop in temperature in September, with average nighttime lows of 54.1°F (12.3°C).

Humidity

In September, the average relative humidity is 78%.

Rainfall

The month with the least rainfall is September, when the rain falls for 10.8 days and typically collects 0.71" (18mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In September, the average length of the day is 12h and 25min.
On the first day of the month, sunrise is at 6:57 am and sunset at 7:55 pm. On the last day of September, sunrise is at 7:22 am and sunset at 7:11 pm EDT.

Sunshine

In September, the average sunshine is 8.3h.

UV index

In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index, 4 during September, leads to the following recommendations:
Adopt protective measures - It is advised to guard against sun damage. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Updated: Aug 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature?

Uno in September has an average high-temperature of 76.5°F (24.7°C) and an average low-temperature of 54.1°F (12.3°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, in August is computed to be 89.6°F (32°C).

What is the average humidity in September?

In Uno, West Virginia, the average relative humidity in September is 78%.

What is the driest month in Uno?

September is the month with the least rainfall. Rain falls for 10.8 days and accumulates 0.71" (18mm) of precipitation.

How much does it rain in September?

In Uno, during September, the rain falls for 10.8 days and regularly aggregates up to 0.71" (18mm) of precipitation.

When it does not snow in Uno?

In Uno, snow does not fall in June through September.

Does it snow in September?

In Uno, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Uno have in September?

In Uno, the average day length in September is 12h and 25min.

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:57 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:11 pm EDT.

How long on average sun shines in September?

The average sunshine duration in September is 8.3h.

What is the UV index intensity in September?

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

Average temperature in September - Uno, WV
  • Average high temperature in September: 76.5°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in September: 54.1°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).

Average pressure in September
Uno, WV

Average pressure in September - Uno, WV
  • Average pressure in September: 30.06"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in September
Uno, WV

Average wind speed in September - Uno, WV
  • Average wind speed in September: 4.3mph

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 (4.1mph).

Average humidity in September
Uno, WV

Average humidity in September - Uno, WV
  • Average humidity in September: 78%

The month with the highest relative humidity is February (83%).
The months with the lowest relative humidity are April, June, July, August and November (77%).

Average rainfall in September
Uno, WV

Average rainfall in September - Uno, WV
  • Average rainfall in September: 0.71"

The wettest month (with the highest rainfall) is May (1.85").
The driest month (with the least rainfall) is September (0.71").

Average rainfall days in September
Uno, WV

Average rainfall days in September - Uno, WV
  • Average rainfall days in September: 10.8 days

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is November (7.8 days).

Average snowfall in September
Uno, WV

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

The month with the highest snowfall is March (2.13").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Uno, WV

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

The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Uno, WV

Average daylight in September / Average sunshine in September - Uno, WV
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in September
Uno, WV

Average sunshine days in September - Uno, WV
  • Average sunshine days in September: 15.7 days

The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (12.6 days).

Average UV index in September
Uno, WV

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

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

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in September
Uno, WV

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

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

Uno, West Virginia, USA

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