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 onset brings a negligible change in high-temperatures, falling from 82°F (27.8°C) in August to a still moderately hot 76.1°F (24.5°C). During the month of September, an average temperature of 56.5°F (13.6°C) is noted during the nights.Humidity
The average relative humidity in September in Livonia is 76%.Rainfall
In September, in Livonia, the rain falls for 11.3 days. Throughout September, 2.44" (62mm) of precipitation is accumulated. Throughout the year, there are 130.9 rainfall days, and 24.65" (626mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall in Livonia.Daylight
In Livonia, Missouri, the average length of the day in September is 12h and 27min.On the first day of September in Livonia, sunrise is at 6:38 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 6:54 pm CDT.
Sunshine
The average sunshine in September is 9.2h.UV index
The average daily maximum UV index in September in Livonia is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: A typical high UV index of 4 in September suggests the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Livonia in September?
What is the average humidity in September in Livonia?
How much does it rain in Livonia in September?
When it does not snow in Livonia?
Does it snow in Livonia in September?
What is the average length of the day in September in Livonia?
What time are sunrise and sunset in September in Livonia?
How long on average sun shines in September in Livonia?
How high is the UV index in September in Livonia?
Average temperature in September
Livonia, MO
- Average high temperature in September: 76.1°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (30.7°F).
- Average low temperature in September: 56.5°F
The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in September
Livonia, 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 (29.89"Hg).
Average wind speed in September
Livonia, MO
- Average wind speed in September: 8mph
The windiest month (with the highest average wind speed) is March (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity in September
Livonia, MO
- Average humidity in September: 76%
The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is October (73%).
Average rainfall in September
Livonia, MO
- Average rainfall in September: 2.44"
The wettest month (with the highest rainfall) is June (3.62").
The driest month (with the least rainfall) is January (0.87").
Average rainfall days in September
Livonia, MO
- Average rainfall days in September: 11.3 days
The month with the highest number of rainy days is May (16.8 days).
The months with the least rainy days are January and February (4.3 days).
Average snowfall in September
Livonia, MO
- Average snowfall in September: 0"
The month with the highest snowfall is January (3.86").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Livonia, MO
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Livonia, MO
- Average daylight in September: 12h and 2min
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 1min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in September
Livonia, MO
- Average sunshine days in September: 17.6 days
The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is June (10.9 days).
Average UV index in September
Livonia, MO
- Average UV index in September: 4
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
Livonia, MO
- Average cloud cover in September: 30
The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are August and September (Cloud cover 30).
Average visibility in September
Livonia, 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).
Livonia, Missouri, USA
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