September weather forecastJonesburg, MO
September
Weather in September
September, the first month of the autumn in Jonesburg, is still a warm month, with temperature in the range of an average high of 79.7°F (26.5°C) and an average low of 59.2°F (15.1°C).Temperature
The onset of September entails a subtle temperature shift, as the average high-temperature eases from a tropical 86°F (30°C) in August to a moderately hot 79.7°F (26.5°C). Jonesburg's average low-temperature in September is measured at a moderate 59.2°F (15.1°C).Humidity
In September, the average relative humidity is 74%.Rainfall
In Jonesburg, in September, it is raining for 11.3 days, with typically 1.61" (41mm) of accumulated precipitation. In Jonesburg, during the entire year, the rain falls for 141.4 days and collects up to 24.69" (627mm) of precipitation.Snowfall
Months with snowfall are January through April, September, November and December. September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 0.12" (3mm) of snow. Throughout the year, there are 25.3 snowfall days, and 6.85" (174mm) of snow is accumulated.Daylight
In September, the average length of the day is 12h and 26min.On the first day of September, sunrise is at 6:34 am and sunset at 7:35 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 is 9.5h.UV index
In Jonesburg, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.Note: The daily high UV index of 5 in September translates into this advice:
Make use of precautions - It is urged to ward off sun damage. When the Sun is at its strongest around midday, find shade and limit exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Jonesburg, MO
- Average high temperature in September: 79.7°F
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in September: 59.2°F
The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in September
Jonesburg, 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
Jonesburg, MO
- Average wind speed in September: 6mph
The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in September
Jonesburg, MO
- Average humidity in September: 74%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (72%).
Average rainfall in September
Jonesburg, MO
- Average rainfall in September: 1.61"
The wettest month (with the highest rainfall) is May (2.99").
The driest month (with the least rainfall) is February (1.26").
Average rainfall days in September
Jonesburg, MO
- Average rainfall days in September: 11.3 days
The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is February (7.2 days).
Average snowfall in September
Jonesburg, MO
- Average snowfall in September: 0.12"
The month with the highest snowfall is January (1.81").
The months with the least snowfall are May, June, July, August and October (0").
Average snowfall days in September
Jonesburg, MO
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (8 days).
The months with the least snowfall days are May, June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Jonesburg, MO
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 9h and 30min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in September
Jonesburg, MO
- Average sunshine days in September: 16.4 days
The month with the most sunshine days is December (18.6 days).
The month with the least sunshine days is May (11.5 days).
Average UV index in September
Jonesburg, 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, November and December (UV index 2).
Average cloud cover in September
Jonesburg, MO
- Average cloud cover in September: 30
The months with the most cloud cover are January and February (Cloud cover 49).
The months with the least cloud cover are June, July and August (Cloud cover 29).
Average visibility in September
Jonesburg, 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).





