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 onset of September is marked by a decrease in temperature, transitioning from a sweltering 96.8°F (36°C) in August to a hot 87.3°F (30.7°C). In Eldorado, the nighttime temperature averages to a pleasant 68.9°F (20.5°C) during September.Heat index
The heat index value for September is estimated at a tropical 91.4°F (33°C). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.Be aware that heat index ratings are designed for shaded locations and minor breezes. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'apparent temperature' or 'real feel', arises from combining readings of air temperature and relative moisture content. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.
Humidity
In Eldorado, the average relative humidity in September is 55%.Rainfall
In Eldorado, in September, during 10.5 rainfall days, 0.79" (20mm) of precipitation is typically accumulated. Throughout the year, there are 76.7 rainfall days, and 8.46" (215mm) of precipitation is accumulated.Snowfall
In Eldorado, 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 7:12 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 7:23 pm CDT.
Sunshine
In Eldorado, the average sunshine in September is 9h.UV index
In Eldorado, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index of 6 during September translates into these guidelines:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
What is the average length of the day in September?
What time are sunrise and sunset in September in Eldorado?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Eldorado, OK
- Average high temperature in September: 87.3°F
The warmest month (with the highest average high temperature) is July (97.2°F).
The month with the lowest average high temperature is December (53.2°F).
- Average low temperature in September: 68.9°F
The month with the highest average low temperature is July (76.8°F).
The coldest month (with the lowest average low temperature) is January (34.9°F).
Average pressure in September
Eldorado, OK
- Average pressure in September: 29.97"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in September
Eldorado, OK
- Average wind speed in September: 9.8mph
The windiest month (with the highest average wind speed) is April (13mph).
The calmest month (with the lowest average wind speed) is August (9.6mph).
Average humidity in September
Eldorado, OK
- Average humidity in September: 55%
The month with the highest relative humidity is December (57%).
The month with the lowest relative humidity is August (46%).
Average rainfall in September
Eldorado, OK
- Average rainfall in September: 0.79"
The wettest month (with the highest rainfall) is May (1.54").
The driest months (with the least rainfall) are February and November (0.24").
Average rainfall days in September
Eldorado, OK
- Average rainfall days in September: 10.5 days
The month with the highest number of rainy days is September (10.5 days).
The month with the least rainy days is January (2.3 days).
Average snowfall in September
Eldorado, OK
- Average snowfall in September: 0"
The month with the highest snowfall is December (0.47").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Eldorado, OK
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2 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
Eldorado, OK
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in September: 9h and 0min
The month with the most sunshine is June (Average sunshine: 11h and 36min).
The months with the least sunshine are November and December (Average sunshine: 6h and 42min).
Average sunshine days in September
Eldorado, OK
- Average sunshine days in September: 16.1 days
The month with the most sunshine days is January (27.5 days).
The month with the least sunshine days is September (16.1 days).
Average UV index in September
Eldorado, OK
- Average UV index in September: 6
The month with the highest UV index is June (UV index 8).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in September
Eldorado, OK
- Average cloud cover in September: 24
The month with the most cloud cover is March (Cloud cover 27).
The month with the least cloud cover is June (Cloud cover 15).
Average visibility in September
Eldorado, 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).
Eldorado, Oklahoma, USA
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