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
September's arrival subtly correlates with a reduction in the average high-temperature, down from a hot 86.5°F (30.3°C) in August to a moderately hot 80.1°F (26.7°C). The average low-temperature, in September, is a mild 60.1°F (15.6°C).Humidity
In September, the average relative humidity is 72%.Rainfall
In September, in Twin Oaks, Missouri, the rain falls for 11.9 days. Throughout September, 2.17" (55mm) of precipitation is accumulated. In Twin Oaks, during the entire year, the rain falls for 141.7 days and collects up to 32.01" (813mm) of precipitation.Snowfall
Months with snowfall are January through March, September, November and December. September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, in Twin Oaks, there are 18.9 snowfall days, and 7.2" (183mm) of snow is accumulated.Daylight
In Twin Oaks, the average length of the day in September is 12h and 25min.On the first day of September, sunrise is at 6:31 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:45 pm CDT.
Sunshine
In Twin Oaks, the average sunshine in September is 9.4h.UV index
The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 5 in September converts into the following recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Frequently asked questions
What is the temperature in September in Twin Oaks?
What is the average humidity in September in Twin Oaks?
How much does it rain in Twin Oaks in September?
When does it start to snow in Twin Oaks?
What is the average length of the day in September in Twin Oaks?
When are sunrise and sunset in September in Twin Oaks?
How long on average sun shines in September in Twin Oaks?
What is the UV index reading in September in Twin Oaks?
Average temperature in September
Twin Oaks, MO
- Average high temperature in September: 80.1°F
The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (38.1°F).
- Average low temperature in September: 60.1°F
The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).
Average pressure in September
Twin Oaks, 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
Twin Oaks, MO
- Average wind speed in September: 5.7mph
The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in September
Twin Oaks, MO
- Average humidity in September: 72%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (71%).
Average rainfall in September
Twin Oaks, MO
- Average rainfall in September: 2.17"
The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is February (1.54").
Average rainfall days in September
Twin Oaks, MO
- Average rainfall days in September: 11.9 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in September
Twin Oaks, MO
- Average snowfall in September: 0.04"
The month with the highest snowfall is January (2.52").
The months with the least snowfall are April, May, June, July, August and October (0").
Average snowfall days in September
Twin Oaks, MO
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (6.7 days).
The months with the least snowfall days are April, May, June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Twin Oaks, MO
- Average daylight in September: 12h and 2min
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 2min
The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in September
Twin Oaks, MO
- Average sunshine days in September: 16.3 days
The month with the most sunshine days is December (20.1 days).
The months with the least sunshine days are May and July (12.6 days).
Average UV index in September
Twin Oaks, MO
- Average UV index in September: 5
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Twin Oaks, MO
- Average cloud cover in September: 30
The month with the most cloud cover is January (Cloud cover 51).
The months with the least cloud cover are June, July and August (Cloud cover 29).
Average visibility in September
Twin Oaks, 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).
Twin Oaks, Missouri, USA
Weather forecast for your location
2. Allow the app to use your location
