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
As September begins, there is a minor decrease in the average high-temperature, softly falling from a tropical 87.4°F (30.8°C) in August to a warm 80.6°F (27°C). The month of September sees a significant daily temperature drop, recording an average low-temperature of 59°F (15°C) in Viburnum.Heat index
The heat index in September is computed to be 84.2°F (29°C). If exposure and ongoing activity persist, they might induce a state of tiredness and heat cramps.Remember that heat index calculations are made for conditions in the shade with light wind. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', quantifies the warmth felt when relative humidity is considered. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
Humidity
In Viburnum, the average relative humidity in September is 74%.Rainfall
In September, the rain falls for 12.1 days. Throughout September, 1.81" (46mm) of precipitation is accumulated. Throughout the year, there are 145.9 rainfall days, and 30.31" (770mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In Viburnum, the average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 6:35 am and sunset at 7:33 pm. On the last day of September, in Viburnum, sunrise is at 6:59 am and sunset at 6:48 pm CDT.
Sunshine
In Viburnum, the average sunshine in September is 9.3h.UV index
In September, the average daily maximum UV index in Viburnum is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index of 5 in September interprets into the following recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Viburnum?
What is the average humidity in September in Viburnum?
How much does it rain in Viburnum in September?
When it does not snow in Viburnum?
What is the average length of the day in September in Viburnum?
When are sunrise and sunset in September in Viburnum?
How long on average sun shines in September in Viburnum?
What is the UV index reading in September in Viburnum?
Average temperature in September
Viburnum, MO
- Average high temperature in September: 80.6°F
The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (39.4°F).
- Average low temperature in September: 59°F
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).
Average pressure in September
Viburnum, 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
Viburnum, MO
- Average wind speed in September: 5.5mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in September
Viburnum, MO
- Average humidity in September: 74%
The months with the highest relative humidity are March, May and December (77%).
The month with the lowest relative humidity is October (73%).
Average rainfall in September
Viburnum, MO
- Average rainfall in September: 1.81"
The wettest month (with the highest rainfall) is April (3.7").
The driest month (with the least rainfall) is November (1.69").
Average rainfall days in September
Viburnum, MO
- Average rainfall days in September: 12.1 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (7.5 days).
Average snowfall in September
Viburnum, MO
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.03").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Viburnum, MO
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are April, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Viburnum, MO
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in September: 9h and 2min
The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The months with the least sunshine are January and February (Average sunshine: 4h and 42min).
Average sunshine days in September
Viburnum, MO
- Average sunshine days in September: 16.3 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is May (12.6 days).
Average UV index in September
Viburnum, 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 and December (UV index 2).
Average cloud cover in September
Viburnum, MO
- Average cloud cover in September: 33
The months with the most cloud cover are February and March (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in September
Viburnum, MO
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are May, July, August and September (5mi).
Viburnum, Missouri, USA
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