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 arrival of September signals a subtle shift in temperature, down from a hot 88.5°F (31.4°C) in August to a warm 81.5°F (27.5°C). Cape Fair's September nights cool down significantly from the day's heat, to an average low-temperature of 59.9°F (15.5°C).Heat index
The heat index in September is computed to be a hot 86°F (30°C). Prolonged exposure combined with continuous activity could lead to exhaustion, and possibly heat cramps.Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance 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
The average relative humidity in September in Cape Fair is 73%.Rainfall
In Cape Fair, in September, it is raining for 10.6 days, with typically 1.3" (33mm) of accumulated precipitation. Throughout the year, in Cape Fair, there are 125.1 rainfall days, and 19.84" (504mm) of precipitation is accumulated.Snowfall
June through October are months without snowfall.Daylight
The average length of the day in September is 12h and 24min.On the first day of September in Cape Fair, sunrise is at 6:45 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 6:58 pm CDT.
Sunshine
In September, the average sunshine in Cape Fair is 9.5h.UV index
The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum high daily UV index of 5 during September translates into the following directions:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Frequently asked questions
What is the usual temperature for Cape Fair in September?
What is the average humidity in September in Cape Fair?
How many days does it rain in September in Cape Fair?
When it does not snow in Cape Fair?
How many hours of daylight does Cape Fair have in September?
When are sunrise and sunset in September in Cape Fair?
How many hours of sunshine does Cape Fair have in September?
How high is the UV index in September in Cape Fair?
Average temperature in September
Cape Fair, MO
- Average high temperature in September: 81.5°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (44.1°F).
- Average low temperature in September: 59.9°F
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).
Average pressure in September
Cape Fair, MO
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Cape Fair, MO
- Average wind speed in September: 5.5mph
The windiest months (with the highest average wind speed) are January, February, March and April (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in September
Cape Fair, MO
- Average humidity in September: 73%
The months with the highest relative humidity are March and May (77%).
The months with the lowest relative humidity are July and August (72%).
Average rainfall in September
Cape Fair, MO
- Average rainfall in September: 1.3"
The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is February (0.87").
Average rainfall days in September
Cape Fair, MO
- Average rainfall days in September: 10.6 days
The month with the highest number of rainy days is July (15.7 days).
The month with the least rainy days is December (5.8 days).
Average snowfall in September
Cape Fair, MO
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.98").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in September
Cape Fair, MO
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Cape Fair, 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 42min).
- Average sunshine in September: 9h and 3min
The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).
Average sunshine days in September
Cape Fair, MO
- Average sunshine days in September: 16.6 days
The month with the most sunshine days is December (23.2 days).
The month with the least sunshine days is July (12.8 days).
Average UV index in September
Cape Fair, MO
- Average UV index in September: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in September
Cape Fair, MO
- Average cloud cover in September: 29
The month with the most cloud cover is March (Cloud cover 46).
The months with the least cloud cover are June, July and August (Cloud cover 27).
Average visibility in September
Cape Fair, MO
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Cape Fair, Missouri, USA
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