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 is marked by a subtle drop in average high-temperatures, transitioning from a hot 88.5°F (31.4°C) in August to a warm 81.5°F (27.5°C). Cape Fair experiences a drastic reduction from day temperatures to an average low of 59.9°F (15.5°C) in September.Heat index
September's heat index is estimated at a tropical 86°F (30°C). Continuous exposure and activity could induce a sense of tiredness and subsequently, heat cramps.Records show heat index calculations are tailored for shaded regions and mild winds. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'felt air temperature' or 'feels like', reflects the blend of air temperature and relative humidity to give a temperature impression. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
Humidity
The average relative humidity in September 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, there are 125.1 rainfall days, and 19.84" (504mm) of precipitation is accumulated.Snowfall
In Cape Fair, snow does not fall in June through October.Daylight
In September, the average length of the day in Cape Fair is 12h and 24min.On the first day of the month, sunrise is at 6:45 am and sunset at 7:41 pm. On the last day of September, sunrise is at 7:09 am and sunset at 6:58 pm CDT.
Sunshine
The average sunshine in September is 9.5h.UV index
In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: In September, the maximum UV index of 5 suggests these recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Cape Fair have in September?
What is the UV index reading in September?
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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