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 start of September signals a decrease in the average high-temperature, transitioning from a very hot 95°F (35°C) in August to a tropical 86°F (30°C). September nights are marked by an average low-temperature of 66.9°F (19.4°C).Heat index
Throughout September, the heat index is appraised 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.Observations indicate that the heat index values are for shady locations with light wind. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is found by incorporating humidity levels into the air temperature measurement. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.
Humidity
In Ratliff City, the average relative humidity in September is 65%.Rainfall
In Ratliff City, during September, the rain falls for 13 days and regularly aggregates up to 2.64" (67mm) of precipitation. In Ratliff City, during the entire year, the rain falls for 123.1 days and collects up to 26.1" (663mm) of precipitation.Snowfall
March through October are months without snowfall in Ratliff City.Daylight
In Ratliff City, the average length of the day in September is 12h and 23min.On the first day of the month, sunrise is at 7:03 am and sunset at 7:55 pm. On the last day of September, sunrise is at 7:24 am and sunset at 7:15 pm CDT.
Sunshine
In September, the average sunshine is 8.5h.UV index
In Ratliff City, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: The UV index of 5 during September translates into the following guidance:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Avoiding the Sun during its peak radiation time around midday is a healthy practice. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Frequently asked questions
How hot is it in Ratliff City in September?
What is the average humidity in September in Ratliff City?
How many days does it rain in September in Ratliff City?
When it does not snow in Ratliff City?
What is the average length of the day in September in Ratliff City?
What time are sunrise and sunset in September in Ratliff City?
How many hours of sunshine does Ratliff City have in September?
How high is the UV index in September in Ratliff City?
Average temperature in September
Ratliff City, OK
- Average high temperature in September: 86°F
The warmest month (with the highest average high temperature) is August (95°F).
The month with the lowest average high temperature is January (52°F).
- Average low temperature in September: 66.9°F
The month with the highest average low temperature is July (73.9°F).
The coldest month (with the lowest average low temperature) is January (35.2°F).
Average pressure in September
Ratliff City, OK
- Average pressure in September: 29.97"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in September
Ratliff City, OK
- Average wind speed in September: 7.5mph
The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest month (with the lowest average wind speed) is September (7.5mph).
Average humidity in September
Ratliff City, OK
- Average humidity in September: 65%
The month with the highest relative humidity is May (76%).
The month with the lowest relative humidity is August (57%).
Average rainfall in September
Ratliff City, OK
- Average rainfall in September: 2.64"
The wettest month (with the highest rainfall) is May (3.98").
The driest month (with the least rainfall) is December (1.26").
Average rainfall days in September
Ratliff City, OK
- Average rainfall days in September: 13 days
The month with the highest number of rainy days is May (13.7 days).
The month with the least rainy days is January (6.1 days).
Average snowfall in September
Ratliff City, OK
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.94").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").
Average snowfall days in September
Ratliff City, 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
Ratliff City, 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: 8h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).
Average sunshine days in September
Ratliff City, OK
- Average sunshine days in September: 15.1 days
The month with the most sunshine days is January (23.8 days).
The month with the least sunshine days is May (14.8 days).
Average UV index in September
Ratliff City, 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
Ratliff City, OK
- Average cloud cover in September: 28
The month with the most cloud cover is March (Cloud cover 36).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in September
Ratliff City, 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).
Ratliff City, Oklahoma, USA
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