September weather forecastLa Due, MO
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in La Due, Missouri, with an average temperature ranging between min 59.9°F (15.5°C) and max 79.2°F (26.2°C).Temperature
The transition into September is accompanied by a slight temperature decrease, with the average high-temperature shifting from a warm 85.6°F (29.8°C) in August to a still moderately hot 79.2°F (26.2°C). During September, the nighttime temperature averages to a mild 59.9°F (15.5°C).Humidity
In September, the average relative humidity is 76%.Rainfall
In La Due, during September, the rain falls for 11.6 days and regularly aggregates up to 2.6" (66mm) of precipitation. In La Due, during the entire year, the rain falls for 141.5 days and collects up to 30.67" (779mm) of precipitation.Snowfall
In La Due, snow does not fall in April, June through September.Daylight
The average length of the day in September in La Due is 12h and 25min.On the first day of September, sunrise is at 6:45 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 6:59 pm CDT.
Sunshine
In September, the average sunshine is 9.4h.UV index
In La Due, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The daily high UV index of 5 during September translates into the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
La Due, MO
- Average high temperature in September: 79.2°F
The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in September: 59.9°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure in September
La Due, 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 (29.91"Hg).
Average wind speed in September
La Due, MO
- Average wind speed in September: 7mph
The windiest month (with the highest average wind speed) is March (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).
Average humidity in September
La Due, MO
- Average humidity in September: 76%
The month with the highest relative humidity is May (81%).
The months with the lowest relative humidity are October and November (72%).
Average rainfall in September
La Due, MO
- Average rainfall in September: 2.6"
The wettest month (with the highest rainfall) is May (4.72").
The driest month (with the least rainfall) is January (1.14").
Average rainfall days in September
La Due, MO
- Average rainfall days in September: 11.6 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (5.7 days).
Average snowfall in September
La Due, MO
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.76").
The months with the least snowfall are April, June, July, August and September (0").
Average snowfall days in September
La Due, MO
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
La Due, 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 36min).
- Average sunshine in September: 9h and 24min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).
Average sunshine days in September
La Due, MO
- Average sunshine days in September: 15.9 days
The months with the most sunshine days are January and December (21.1 days).
The month with the least sunshine days is June (12.1 days).
Average UV index in September
La Due, 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
La Due, MO
- Average cloud cover in September: 29
The month with the most cloud cover is March (Cloud cover 47).
The months with the least cloud cover are June, July and August (Cloud cover 26).
Average visibility in September
La Due, 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).





