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 initiation of September records an average high-temperature of a moderately hot 82.2°F (27.9°C), displaying a near consistency with the previous month. September brings an average low-temperature of 63.9°F (17.7°C) to Cooter.Heat index
September's mean heat index is estimated at a tropical 87.8°F (31°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.Heat index determinations are made taking into account the shade and light air movements. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', evaluates the perceived heat by adding the effect of moisture in the air. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
Humidity
In September, the average relative humidity is 73%.Rainfall
September is the month with the least rainfall. Rain falls for 12.5 days and accumulates 1.81" (46mm) of precipitation.Snowfall
April through September are months without snowfall in Cooter.Daylight
The average length of the day in September is 12h and 23min.On the first day of the month, sunrise is at 6:31 am and sunset at 7:26 pm. On the last day of September, in Cooter, Missouri, sunrise is at 6:54 am and sunset at 6:43 pm CDT.
Sunshine
In Cooter, the average sunshine in September is 9.7h.UV index
In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, the maximum UV index of 5 translates into these guidelines:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Cooter in September?
What is the average humidity in September in Cooter?
What is the driest month in Cooter?
How much does it rain in Cooter in September?
When it does not snow in Cooter?
Does it snow in Cooter in September?
How many hours of daylight does Cooter have in September?
What time are sunrise and sunset in September in Cooter?
How many hours of sunshine does Cooter have in September?
What is the UV index reading in September in Cooter?
Average temperature in September
Cooter, MO
- Average high temperature in September: 82.2°F
The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (44.6°F).
- Average low temperature in September: 63.9°F
The month with the highest average low temperature is July (71.4°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).
Average pressure in September
Cooter, MO
- Average pressure in September: 30.01"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Cooter, MO
- Average wind speed in September: 6.3mph
The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in September
Cooter, MO
- Average humidity in September: 73%
The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is October (67%).
Average rainfall in September
Cooter, MO
- Average rainfall in September: 1.81"
The wettest month (with the highest rainfall) is March (4.29").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in September
Cooter, MO
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is November (9.6 days).
Average snowfall in September
Cooter, MO
- Average snowfall in September: 0"
The month with the highest snowfall is March (1.46").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in September
Cooter, MO
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.2 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Cooter, MO
- 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 48min).
- Average sunshine in September: 9h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in September
Cooter, MO
- Average sunshine days in September: 15.8 days
The months with the most sunshine days are October and November (18.5 days).
The month with the least sunshine days is May (12.2 days).
Average UV index in September
Cooter, MO
- 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
Cooter, MO
- Average cloud cover in September: 26
The months with the most cloud cover are February and March (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 24).
Average visibility in September
Cooter, MO
- 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).
Cooter, Missouri, USA
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