September weather forecast
Vinita, OK

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Weather in September

September, the first month of the autumn in Vinita, is also a moderately hot month, with an average temperature fluctuating between 62.8°F (17.1°C) and 82°F (27.8°C).

Temperature

Transition into September subtly marks a drop in the average high-temperature, moderately moving from a hot 89.2°F (31.8°C) in August to a moderately hot 82°F (27.8°C). Throughout the month of September, Vinita witnesses an average low-temperature of 62.8°F (17.1°C).

Heat index

Throughout September, the heat index is evaluated at a tropical 87.8°F (31°C). With ongoing exposure and activity, one might experience weariness, and heat cramps could ensue.
Realize that the values for the heat index are set for shaded places and light winds. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', joins air temperature with relative humidity to produce a temperature perception for humans. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values remain especially vital for babies and toddlers. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.

Humidity

In September, the average relative humidity is 72%.

Rainfall

In Vinita, during September, the rain falls for 12.1 days and regularly aggregates up to 3.19" (81mm) of precipitation. Throughout the year, there are 139.1 rainfall days, and 30.87" (784mm) of precipitation is accumulated.

Snowfall

In Vinita, Oklahoma, snow does not fall in April, June through October.

Daylight

In Vinita, the average length of the day in September is 12h and 24min.
On the first day of September, sunrise is at 6:52 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 7:05 pm CDT.

Sunshine

In Vinita, the average sunshine in September is 9.2h.

UV index

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: In September, a daily maximum UV index of 5 leads to the following instructions:
Exercise prevention - Precautions against solar damage are endorsed. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.

Frequently asked questions

What are the temperatures in September?

Vinita in September has an average high-temperature of 82°F (27.8°C) and an average low-temperature of 62.8°F (17.1°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in September is evaluated at 87.8°F (31°C).

What is the average humidity in September in Vinita?

In September, the average relative humidity is 72%.

How much does it rain in September?

In Vinita, in September, during 12.1 rainfall days, 3.19" (81mm) of precipitation is typically accumulated.

When it does not snow?

April, June through October are months without snowfall.

How many hours of daylight does Vinita have in September?

In Vinita, the average day length in September is 12h and 24min.

When is the sunrise / sunset in September in Vinita?

On the first day of September, sunrise is at 6:52 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 7:05 pm CDT.

How long on average sun shines in September?

The average sunshine duration in September is 9.2h.

What is the UV index intensity in September?

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health risk 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
Vinita, OK

Average temperature in September - Vinita, OK
  • Average high temperature in September: 82°F

The warmest month (with the highest average high temperature) is July (90.7°F).
The month with the lowest average high temperature is January (44.4°F).

  • Average low temperature in September: 62.8°F

The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (29.1°F).

Average pressure in September
Vinita, OK

Average pressure in September - Vinita, OK
  • Average pressure in September: 30.01"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in September
Vinita, OK

Average wind speed in September - Vinita, OK
  • Average wind speed in September: 7.5mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity in September
Vinita, OK

Average humidity in September - Vinita, OK
  • Average humidity in September: 72%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (69%).

Average rainfall in September
Vinita, OK

Average rainfall in September - Vinita, OK
  • Average rainfall in September: 3.19"

The wettest month (with the highest rainfall) is May (5.2").
The driest month (with the least rainfall) is February (1.42").

Average rainfall days in September
Vinita, OK

Average rainfall days in September - Vinita, OK
  • Average rainfall days in September: 12.1 days

The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (7.3 days).

Average snowfall in September
Vinita, OK

Average snowfall in September - Vinita, OK
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.46").
The months with the least snowfall are April, June, July, August, September and October (0").

Average snowfall days in September
Vinita, OK

Average snowfall days in September - Vinita, OK
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (2.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Vinita, OK

Average daylight in September / Average sunshine in September - Vinita, OK
  • Average daylight in September: 12h and 2min

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

  • Average sunshine in September: 9h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).

Average sunshine days in September
Vinita, OK

Average sunshine days in September - Vinita, OK
  • Average sunshine days in September: 15.8 days

The month with the most sunshine days is December (21.1 days).
The month with the least sunshine days is April (13.3 days).

Average UV index in September
Vinita, OK

Average UV index in September - Vinita, OK
  • Average UV index in September: 5

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in September
Vinita, OK

Average cloud cover in September - Vinita, OK
  • Average cloud cover in September: 27

The month with the most cloud cover is March (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 22).

Average visibility in September
Vinita, OK

Average visibility in September - Vinita, OK
  • 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).

Vinita, Oklahoma, USA

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