September weather forecastBurlington Junction, MO
September
Weather in September
The first month of the autumn, September, is still a warm month in Burlington Junction, Missouri, with an average temperature fluctuating between 57.7°F (14.3°C) and 77°F (25°C).Temperature
Start of September brings a slight shift in the average high-temperature, dipping a bit from August's moderately hot 82.6°F (28.1°C) to a still warm 77°F (25°C). During September, the nighttime temperature averages to a moderate 57.7°F (14.3°C).Humidity
In September, the average relative humidity is 75%.Rainfall
In Burlington Junction, during September, the rain falls for 11.6 days and regularly aggregates up to 2.32" (59mm) of precipitation. In Burlington Junction, during the entire year, the rain falls for 130.5 days and collects up to 25.79" (655mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 27min.On the first day of September, sunrise is at 6:48 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 7:03 pm CDT.
Sunshine
The average sunshine in September is 9.3h.UV index
In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 5 during September leads to these instructions:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Burlington Junction, MO
- Average high temperature in September: 77°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in September: 57.7°F
The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).
Average pressure in September
Burlington Junction, MO
- Average pressure in September: 30"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in September
Burlington Junction, MO
- Average wind speed in September: 7.6mph
The windiest month (with the highest average wind speed) is March (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in September
Burlington Junction, MO
- Average humidity in September: 75%
The month with the highest relative humidity is June (80%).
The month with the lowest relative humidity is October (69%).
Average rainfall in September
Burlington Junction, MO
- Average rainfall in September: 2.32"
The wettest month (with the highest rainfall) is June (4.09").
The driest month (with the least rainfall) is February (0.83").
Average rainfall days in September
Burlington Junction, MO
- Average rainfall days in September: 11.6 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is February (4.4 days).
Average snowfall in September
Burlington Junction, MO
- Average snowfall in September: 0"
The month with the highest snowfall is January (3.31").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Burlington Junction, MO
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Burlington Junction, MO
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 9h and 18min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).
Average sunshine days in September
Burlington Junction, MO
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (10.6 days).
Average UV index in September
Burlington Junction, MO
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Burlington Junction, MO
- Average cloud cover in September: 29
The months with the most cloud cover are January and March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in September
Burlington Junction, 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).





