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
Davisville's September weather features a light decline in high-temperatures, reducing from a hot 87.4°F (30.8°C) in August to a warm 80.6°F (27°C). Davisville, after hot September days, encounters a marked drop to an average nighttime temperature of 59°F (15°C).Heat index
For most parts of September, the heat index is computed to be 84.2°F (29°C). Exposure and extended activity could potentially cause a state of fatigue and lead to heat cramps.Remember that heat index calculations are made for conditions in the shade with light wind. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'feels like' or 'real feel', blends air temperature and moisture content to represent the felt temperature to humans. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
Humidity
The average relative humidity in September in Davisville is 74%.Rainfall
In September, the rain falls for 12.1 days. Throughout September, 1.81" (46mm) of precipitation is accumulated. Throughout the year, in Davisville, there are 145.9 rainfall days, and 30.31" (770mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall in Davisville.Daylight
In Davisville, the average length of the day in September is 12h and 25min.On the first day of September in Davisville, sunrise is at 6:35 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 6:48 pm CDT.
Sunshine
In September, the average sunshine in Davisville is 9.3h.UV index
In September, the average daily maximum UV index in Davisville is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, the maximum UV index of 5 suggests this advice:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Davisville?
What is the average humidity in September in Davisville?
How much does it rain in Davisville in September?
When it does not snow in Davisville?
What is the average length of the day in September in Davisville?
When is the sunrise / sunset in September in Davisville?
How many hours of sunshine does Davisville have in September?
What is the UV index reading in September in Davisville?
Average temperature in September
Davisville, MO
- Average high temperature in September: 80.6°F
The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (39.4°F).
- Average low temperature in September: 59°F
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).
Average pressure in September
Davisville, MO
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Davisville, MO
- Average wind speed in September: 5.5mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in September
Davisville, MO
- Average humidity in September: 74%
The months with the highest relative humidity are March, May and December (77%).
The month with the lowest relative humidity is October (73%).
Average rainfall in September
Davisville, MO
- Average rainfall in September: 1.81"
The wettest month (with the highest rainfall) is April (3.7").
The driest month (with the least rainfall) is November (1.69").
Average rainfall days in September
Davisville, MO
- Average rainfall days in September: 12.1 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (7.5 days).
Average snowfall in September
Davisville, MO
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.03").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Davisville, MO
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are April, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Davisville, MO
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in September: 9h and 2min
The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The months with the least sunshine are January and February (Average sunshine: 4h and 42min).
Average sunshine days in September
Davisville, MO
- Average sunshine days in September: 16.3 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is May (12.6 days).
Average UV index in September
Davisville, 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
Davisville, MO
- Average cloud cover in September: 33
The months with the most cloud cover are February and March (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in September
Davisville, MO
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are May, July, August and September (5mi).
Davisville, Missouri, USA
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