Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The transition into September subtly indicates a reduction in the average high-temperature, down to a warm 84.4°F (29.1°C) from August's hot 92.8°F (33.8°C). Red Rock records a mean low-temperature of 64.9°F (18.3°C) in September.Heat index
In September, the heat index is appraised at a tropical 89.6°F (32°C). Fatigue might occur with continuous exposure and activity, potentially causing heat cramps.Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', quantifies the warmth felt when relative humidity is considered. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
Humidity
In Red Rock, the average relative humidity in September is 65%.Rainfall
In Red Rock, Oklahoma, during September, the rain falls for 12.1 days and regularly aggregates up to 2.52" (64mm) of precipitation. Throughout the year, in Red Rock, Oklahoma, there are 119.3 rainfall days, and 23.27" (591mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In September, the average length of the day is 12h and 24min.On the first day of the month, sunrise is at 7:00 am and sunset at 7:56 pm. On the last day of September, in Red Rock, sunrise is at 7:23 am and sunset at 7:13 pm CDT.
Sunshine
In September, the average sunshine is 8.7h.UV index
In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: A typical high UV index of 5 in September suggests the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Frequently asked questions
How hot is it in Red Rock in September?
What is the average humidity in September in Red Rock?
How much does it rain in Red Rock in September?
When it does not snow in Red Rock?
How many hours of daylight does Red Rock have in September?
When is the sunrise / sunset in September in Red Rock?
How many hours of sunshine does Red Rock have in September?
How high is the UV index in September in Red Rock?
Average temperature in September
Red Rock, OK
- Average high temperature in September: 84.4°F
The warmest month (with the highest average high temperature) is July (93.9°F).
The month with the lowest average high temperature is January (46.9°F).
- Average low temperature in September: 64.9°F
The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).
Average pressure in September
Red Rock, 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
Red Rock, OK
- Average wind speed in September: 8.7mph
The windiest month (with the highest average wind speed) is April (11.6mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).
Average humidity in September
Red Rock, OK
- Average humidity in September: 65%
The month with the highest relative humidity is May (74%).
The month with the lowest relative humidity is August (61%).
Average rainfall in September
Red Rock, OK
- Average rainfall in September: 2.52"
The wettest month (with the highest rainfall) is May (4.21").
The driest month (with the least rainfall) is December (0.83").
Average rainfall days in September
Red Rock, OK
- Average rainfall days in September: 12.1 days
The month with the highest number of rainy days is May (14.5 days).
The month with the least rainy days is January (4.2 days).
Average snowfall in September
Red Rock, OK
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.38").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Red Rock, OK
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Red Rock, 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: 8h and 4min
The month with the most sunshine is August (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 6min).
Average sunshine days in September
Red Rock, OK
- Average sunshine days in September: 15.6 days
The month with the most sunshine days is December (23.4 days).
The month with the least sunshine days is May (13.9 days).
Average UV index in September
Red Rock, 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
Red Rock, OK
- Average cloud cover in September: 25
The month with the most cloud cover is March (Cloud cover 37).
The months with the least cloud cover are June and August (Cloud cover 19).
Average visibility in September
Red Rock, 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).
Red Rock, Oklahoma, USA
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