September weather forecast
Pettit, OK

Share

Weather in September

The first month of the autumn, September, is also a moderately hot month in Pettit, Oklahoma, with temperature in the range of an average low of 63.1°F (17.3°C) and an average high of 84°F (28.9°C).

Temperature

Pettit in September experiences a gentle temperature dip, with average high-temperatures reducing from a tropical 91°F (32.8°C) in August to a warm 84°F (28.9°C). During September, the temperature tends to dip to an average of 63.1°F (17.3°C) at night.

Heat index

For most parts of September, the heat index is computed to be a tropical 91.4°F (33°C). Implement additional cautionary measures, heat cramps and heat exhaustion could occur. Prolonged activity might induce heatstroke.
Keep in mind the heat index values are meant for areas in shade and with light wind. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is an estimation of the warmth sensation when considering humidity levels. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.

Humidity

In Pettit, the average relative humidity in September is 71%.

Rainfall

In September, the rain falls for 9.4 days. Throughout September, 0.94" (24mm) of precipitation is accumulated. Throughout the year, in Pettit, there are 96.8 rainfall days, and 10.79" (274mm) of precipitation is accumulated.

Snowfall

April through October and December are months without snowfall.

Daylight

In September, the average length of the day is 12h and 23min.
On the first day of the month, sunrise is at 6:52 am and sunset at 7:46 pm. On the last day of September, sunrise is at 7:14 am and sunset at 7:04 pm CDT.

Sunshine

The average sunshine in September is 9.3h.

UV index

In Pettit, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: A daily maximum UV index of 5 in September translates into the following instructions:
Be vigilant - A duty to shield skin and eyes from injury exists. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in September?

An average high-temperature, in September, in Pettit, is 84°F (28.9°C) and the average low-temperature is 63.1°F (17.3°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, in September is computed to be 91.4°F (33°C).

What is the average humidity in September?

The average relative humidity in September is 71%.

How many days does it rain in September in Pettit?

In September, the rain falls for 9.4 days. Throughout September, 0.94" (24mm) of precipitation is accumulated.

When it does not snow?

In Pettit, snow does not fall in April through October and December.

What is the average length of the day in September?

The average day length in September is 12h and 23min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 6:52 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 7:04 pm CDT.

How many hours of sunshine does Pettit have in September?

In Pettit, the average sunshine duration in September is 9.3h.

What is the UV index intensity in September in Pettit?

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe 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
Pettit, OK

Average temperature in September - Pettit, OK
  • Average high temperature in September: 84°F

The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (46.8°F).

  • Average low temperature in September: 63.1°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 (31.5°F).

Average pressure in September
Pettit, OK

Average pressure in September - Pettit, OK
  • Average pressure in September: 30"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in September
Pettit, OK

Average wind speed in September - Pettit, OK
  • Average wind speed in September: 6.3mph

The windiest months (with the highest average wind speed) are March and April (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

Average humidity in September
Pettit, OK

Average humidity in September - Pettit, OK
  • Average humidity in September: 71%

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

Average rainfall in September
Pettit, OK

Average rainfall in September - Pettit, OK
  • Average rainfall in September: 0.94"

The wettest month (with the highest rainfall) is May (1.42").
The driest months (with the least rainfall) are February, November and December (0.51").

Average rainfall days in September
Pettit, OK

Average rainfall days in September - Pettit, OK
  • Average rainfall days in September: 9.4 days

The month with the highest number of rainy days is May (12 days).
The month with the least rainy days is January (4.6 days).

Average snowfall in September
Pettit, OK

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

The month with the highest snowfall is January (0.12").
The months with the least snowfall are April, May, June, July, August, September, October and December (0").

Average snowfall days in September
Pettit, OK

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

The month with the highest number of snowfall days is February (1.9 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
Pettit, OK

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

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

  • Average sunshine in September: 9h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

Average sunshine days in September
Pettit, OK

Average sunshine days in September - Pettit, OK
  • Average sunshine days in September: 19.2 days

The month with the most sunshine days is January (24.8 days).
The month with the least sunshine days is May (15.6 days).

Average UV index in September
Pettit, OK

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

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

Average cloud cover in September
Pettit, OK

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

The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 22).

Average visibility in September
Pettit, OK

Average visibility in September - Pettit, 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).

Pettit, Oklahoma, USA

Weather forecast for your location

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