September weather forecast
Renfrow, OK

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Renfrow, Oklahoma, with temperature in the range of an average high of 83.5°F (28.6°C) and an average low of 64.4°F (18°C).

Temperature

September's onset introduces a mild reduction in the average high-temperature, from a tropical 91.6°F (33.1°C) in August to a moderately hot 83.5°F (28.6°C). Throughout September, the average low-temperature dips to a comfortable 64.4°F (18°C).

Heat index

During September, the heat index is appraised at a hot 87.8°F (31°C). Enduring exposure and unrelenting activity might cause a state of weariness, potentially leading to heat cramps.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.

Humidity

In September, the average relative humidity is 65%.

Rainfall

In Renfrow, during September, the rain falls for 11.8 days and regularly aggregates up to 2.36" (60mm) of precipitation. In Renfrow, during the entire year, the rain falls for 116.1 days and collects up to 21.57" (548mm) of precipitation.

Snowfall

In Renfrow, snow does not fall in April through September.

Daylight

In September, the average length of the day is 12h and 24min.
On the first day of the month, sunrise is at 7:02 am and sunset at 7:58 pm. On the last day of September, sunrise is at 7:25 am and sunset at 7:14 pm CDT.

Sunshine

In Renfrow, Oklahoma, the average sunshine in September is 8.7h.

UV index

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 5 in September translates into this advice:
Ensure safety - Imperative it is to shield skin and eyes from damage. When the Sun is at its strongest around midday, find shade and limit exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in September?

In Renfrow, in September, the average high-temperature is 83.5°F (28.6°C), and the average low-temperature is 64.4°F (18°C). The average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in September is appraised at 87.8°F (31°C).

What is the average humidity in September?

In September, the average relative humidity is 65%.

How many days does it rain in September?

In September, the rain falls for 11.8 days. Throughout September, 2.36" (60mm) of precipitation is accumulated.

When it does not snow?

In Renfrow, snow does not fall in April through September.

Does it snow in September?

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

What is the average length of the day in September?

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

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 7:02 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 7:14 pm CDT.

How many hours of sunshine does Renfrow have in September?

In September, the average sunshine duration is 8.7h.

What is the UV index reading in September?

In September, the average daily maximum UV index 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
Renfrow, OK

Average temperature in September - Renfrow, OK
  • Average high temperature in September: 83.5°F

The warmest month (with the highest average high temperature) is July (93.7°F).
The month with the lowest average high temperature is January (45.5°F).

  • Average low temperature in September: 64.4°F

The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

Average pressure in September
Renfrow, OK

Average pressure in September - Renfrow, OK
  • Average pressure in September: 29.98"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in September
Renfrow, OK

Average wind speed in September - Renfrow, OK
  • Average wind speed in September: 8.9mph

The windiest month (with the highest average wind speed) is April (11.4mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

Average humidity in September
Renfrow, OK

Average humidity in September - Renfrow, OK
  • Average humidity in September: 65%

The month with the highest relative humidity is May (74%).
The month with the lowest relative humidity is July (61%).

Average rainfall in September
Renfrow, OK

Average rainfall in September - Renfrow, OK
  • Average rainfall in September: 2.36"

The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is December (0.59").

Average rainfall days in September
Renfrow, OK

Average rainfall days in September - Renfrow, OK
  • Average rainfall days in September: 11.8 days

The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is January (4.5 days).

Average snowfall in September
Renfrow, OK

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

The month with the highest snowfall is February (0.91").
The months with the least snowfall are April, May, June, July, August and September (0").

Average snowfall days in September
Renfrow, OK

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

The month with the highest number of snowfall days is February (2.4 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
Renfrow, OK

Average daylight in September / Average sunshine in September - Renfrow, OK
  • 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 42min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is August (Average sunshine: 11h and 18min).
The months with the least sunshine are January and December (Average sunshine: 6h and 12min).

Average sunshine days in September
Renfrow, OK

Average sunshine days in September - Renfrow, OK
  • Average sunshine days in September: 15.3 days

The month with the most sunshine days is January (24 days).
The month with the least sunshine days is May (13.7 days).

Average UV index in September
Renfrow, OK

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

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

Average cloud cover in September
Renfrow, OK

Average cloud cover in September - Renfrow, OK
  • Average cloud cover in September: 25

The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is August (Cloud cover 19).

Average visibility in September
Renfrow, OK

Average visibility in September - Renfrow, 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).

Renfrow, Oklahoma, USA

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