September weather forecastStidham, OK
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Stidham, Oklahoma, with temperature in the range of an average low of 64.4°F (18°C) and an average high of 85.1°F (29.5°C).Temperature
With the onset of September, the average high-temperature subtly recedes from August's hot 92.1°F (33.4°C) to a warm 85.1°F (29.5°C). In Stidham, September is marked by an average low-temperature of 64.4°F (18°C).Heat index
The heat index value for September is evaluated at a hot 93.2°F (34°C). Greater preventive actions are needed, heat exhaustion and heat cramps are likely. Persistent activity could provoke heatstroke.Know that the heat index computations account for shaded terrains and slight winds. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is the outcome of merging air's temperature and its humidity metrics. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.
Humidity
The average relative humidity in September is 69%.Rainfall
In September, the rain falls for 12.1 days. Throughout September, 2.52" (64mm) of precipitation is accumulated. In Stidham, during the entire year, the rain falls for 135.7 days and collects up to 30.63" (778mm) of precipitation.Snowfall
In Stidham, snow does not fall in May through October.Daylight
In September, the average length of the day is 12h and 23min.On the first day of September, sunrise is at 6:55 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 7:07 pm CDT.
Sunshine
In Stidham, the average sunshine in September is 9.1h.UV index
In Stidham, Oklahoma, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: An average maximum UV index of 5 in September leads to these recommendations:
Take precautions - Protection against skin and eye damage is obliged. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Stidham, OK
- Average high temperature in September: 85.1°F
The warmest months (with the highest average high temperature) are July and August (92.1°F).
The month with the lowest average high temperature is January (48.4°F).
- Average low temperature in September: 64.4°F
The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (32.7°F).
Average pressure in September
Stidham, OK
- Average pressure in September: 29.99"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Stidham, OK
- Average wind speed in September: 6.6mph
The windiest month (with the highest average wind speed) is March (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).
Average humidity in September
Stidham, OK
- Average humidity in September: 69%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is August (67%).
Average rainfall in September
Stidham, OK
- Average rainfall in September: 2.52"
The wettest month (with the highest rainfall) is May (4.49").
The driest month (with the least rainfall) is February (1.65").
Average rainfall days in September
Stidham, OK
- Average rainfall days in September: 12.1 days
The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is January (7.5 days).
Average snowfall in September
Stidham, OK
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.75").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Stidham, OK
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.1 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
Stidham, OK
- Average daylight in September: 12h and 24min
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 6min
The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in September
Stidham, OK
- Average sunshine days in September: 14.9 days
The month with the most sunshine days is January (21.2 days).
The month with the least sunshine days is April (14.8 days).
Average UV index in September
Stidham, OK
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in September
Stidham, OK
- Average cloud cover in September: 27
The months with the most cloud cover are February and March (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in September
Stidham, 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).





