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
September signals a slight drop in average high-temperature, sliding from August's hot 94.1°F (34.5°C) to a moderately hot 85.8°F (29.9°C). Throughout September, the temperature falls to an average low of 66.7°F (19.3°C).Heat index
The heat index for September is computed to be a hot 93.2°F (34°C). Undertake additional safety actions, risk of heat cramps and heat exhaustion is significant. Persistent activity may induce heatstroke.From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
Humidity
In September, the average relative humidity in Mannsville is 67%.Rainfall
In Mannsville, during September, the rain falls for 12 days and regularly aggregates up to 1.97" (50mm) of precipitation. In Mannsville, during the entire year, the rain falls for 122.3 days and collects up to 21.89" (556mm) of precipitation.Snowfall
In Mannsville, snow does not fall in April through October.Daylight
The average length of the day in September is 12h and 22min.On the first day of September in Mannsville, Oklahoma, sunrise is at 7:01 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 7:12 pm CDT.
Sunshine
In September, the average sunshine is 8.5h.UV index
The average daily maximum UV index in September in Mannsville is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: In September, a regular UV index of 5 translates into these guidelines:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. The Sun's radiation is especially intense around midday; try to stay in shade during this period. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Frequently asked questions
Is it hot in Mannsville during September?
What is the average humidity in September in Mannsville?
How much does it rain in Mannsville in September?
When it does not snow in Mannsville?
What is the average length of the day in September in Mannsville?
What time are sunrise and sunset in September in Mannsville?
How many hours of sunshine does Mannsville have in September?
What is the UV index reading in September in Mannsville?
Average temperature in September
Mannsville, OK
- Average high temperature in September: 85.8°F
The warmest month (with the highest average high temperature) is August (94.1°F).
The month with the lowest average high temperature is January (51.4°F).
- Average low temperature in September: 66.7°F
The month with the highest average low temperature is July (73.8°F).
The coldest month (with the lowest average low temperature) is January (35.2°F).
Average pressure in September
Mannsville, 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 (29.89"Hg).
Average wind speed in September
Mannsville, OK
- Average wind speed in September: 7mph
The windiest month (with the highest average wind speed) is March (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).
Average humidity in September
Mannsville, OK
- Average humidity in September: 67%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is August (60%).
Average rainfall in September
Mannsville, OK
- Average rainfall in September: 1.97"
The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is December (0.87").
Average rainfall days in September
Mannsville, OK
- Average rainfall days in September: 12 days
The month with the highest number of rainy days is May (13.5 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in September
Mannsville, OK
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.98").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Mannsville, OK
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Mannsville, 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 August (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in September
Mannsville, OK
- Average sunshine days in September: 15.9 days
The month with the most sunshine days is January (23.3 days).
The month with the least sunshine days is May (15 days).
Average UV index in September
Mannsville, OK
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Mannsville, OK
- Average cloud cover in September: 28
The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in September
Mannsville, 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).
Mannsville, Oklahoma, USA
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