September weather forecast
Winfield, WV

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Winfield, West Virginia, with an average temperature ranging between max 79°F (26.1°C) and min 57.7°F (14.3°C).

Temperature

The shift from August to September includes a minor decrease in the average high-temperature, lightly dropping from 85.5°F (29.7°C) to a still warm 79°F (26.1°C). The average temperature during September nights is registered at a refreshing 57.7°F (14.3°C).

Humidity

In September, the average relative humidity in Winfield, West Virginia, is 76%.

Rainfall

The month with the least rainfall is September, when the rain falls for 12.4 days and typically collects 1.77" (45mm) of precipitation.

Snowfall

In Winfield, snow does not fall in May through September.

Daylight

The average length of the day in September is 12h and 25min.
On the first day of September, sunrise is at 6:57 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:11 pm EDT.

Sunshine

The average sunshine in September is 8.2h.

UV index

The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 4 in September interprets into the following recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Updated: Jun 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures?

During September, Winfield experiences an average high-temperature of 79°F (26.1°C) and a low-temperature of 57.7°F (14.3°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in August is calculated to be 95°F (35°C).

What is the average humidity in September?

In September, the average relative humidity is 76%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 12.4 days and accumulates 1.77" (45mm) of precipitation.

How many days does it rain in September?

In Winfield, in September, it is raining for 12.4 days, with typically 1.77" (45mm) of accumulated precipitation.

When it does not snow?

In Winfield, snow does not fall in May through September.

Does it snow in September?

In Winfield, West Virginia, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Winfield have in September?

The average day length in September is 12h and 25min.

When is the sunrise / sunset in September?

In September, on the first day of the month, sunrise is at 6:57 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:11 pm EDT.

How many hours of sunshine does Winfield have in September?

In September, the average sunshine duration is 8.2h.

What is the UV index reading in September?

In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's 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
Winfield, WV

Average temperature in September - Winfield, WV
  • Average high temperature in September: 79°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in September: 57.7°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

Average pressure in September
Winfield, WV

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

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in September
Winfield, WV

Average wind speed in September - Winfield, WV
  • Average wind speed in September: 4.5mph

The windiest months (with the highest average wind speed) are January and February (6.7mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in September
Winfield, WV

Average humidity in September - Winfield, WV
  • Average humidity in September: 76%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is August (74%).

Average rainfall in September
Winfield, WV

Average rainfall in September - Winfield, WV
  • Average rainfall in September: 1.77"

The wettest month (with the highest rainfall) is May (3.9").
The driest month (with the least rainfall) is September (1.77").

Average rainfall days in September
Winfield, WV

Average rainfall days in September - Winfield, WV
  • Average rainfall days in September: 12.4 days

The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is November (10.1 days).

Average snowfall in September
Winfield, WV

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

The month with the highest snowfall is January (4.29").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Winfield, WV

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

The month with the highest number of snowfall days is January (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in September: 8h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in September
Winfield, WV

Average sunshine days in September - Winfield, WV
  • Average sunshine days in September: 15.1 days

The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is May (8.6 days).

Average UV index in September
Winfield, WV

Average UV index in September - Winfield, 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 and December (UV index 2).

Average cloud cover in September
Winfield, WV

Average cloud cover in September - Winfield, WV
  • Average cloud cover in September: 37

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in September
Winfield, WV

Average visibility in September - Winfield, 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).

Winfield, West Virginia, USA

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