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
A modest decline in the average high-temperature is seen during September, decreasing from 84.7°F (29.3°C) in August to a still warm 78.8°F (26°C). September witnesses an average low-temperature hovering around a refreshing 59.2°F (15.1°C).Humidity
In September, the average relative humidity is 74%.Rainfall
In Houstonia, in September, during 9.8 rainfall days, 1.02" (26mm) of precipitation is typically accumulated. In Houstonia, during the entire year, the rain falls for 108.2 days and collects up to 12.17" (309mm) of precipitation.Snowfall
In Houstonia, snow does not fall in April through September.Daylight
The average length of the day in September is 12h and 26min.On the first day of September, sunrise is at 6:43 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 6:57 pm CDT.
Sunshine
The average sunshine in September in Houstonia is 9.4h.UV index
In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: A typical high UV index of 5 in September suggests the following recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. When the Sun is at its strongest around midday, find shade and limit exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Houstonia have in September?
When are sunrise and sunset in September?
How many hours of sunshine does Houstonia have in September?
How high is the UV index in September?
Average temperature in September
Houstonia, MO
- Average high temperature in September: 78.8°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (36.7°F).
- Average low temperature in September: 59.2°F
The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).
Average pressure in September
Houstonia, 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
Houstonia, MO
- Average wind speed in September: 7.1mph
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 (6.4mph).
Average humidity in September
Houstonia, 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 (70%).
Average rainfall in September
Houstonia, MO
- Average rainfall in September: 1.02"
The wettest month (with the highest rainfall) is May (1.89").
The driest month (with the least rainfall) is January (0.39").
Average rainfall days in September
Houstonia, MO
- Average rainfall days in September: 9.8 days
The month with the highest number of rainy days is May (13.5 days).
The month with the least rainy days is January (3.9 days).
Average snowfall in September
Houstonia, MO
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.1").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in September
Houstonia, 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
Houstonia, MO
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 9h and 2min
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 54min).
Average sunshine days in September
Houstonia, MO
- Average sunshine days in September: 19.2 days
The month with the most sunshine days is December (23.5 days).
The month with the least sunshine days is May (14.8 days).
Average UV index in September
Houstonia, MO
- Average UV index in September: 5
The months with the highest UV index are 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
Houstonia, MO
- Average cloud cover in September: 29
The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in September
Houstonia, 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).
Houstonia, Missouri, USA
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