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 August shifts into September, a minor alteration in temperatures is observed, with average highs reducing from 83.8°F (28.8°C) to a still warm 78.1°F (25.6°C). During September, the average low-temperature is recorded at a mild 59.2°F (15.1°C).Humidity
In September, the average relative humidity is 76%.Rainfall
In Lake Lafayette, Missouri, in September, during 11.1 rainfall days, 2.13" (54mm) of precipitation is typically accumulated. In Lake Lafayette, during the entire year, the rain falls for 130.1 days and collects up to 22.8" (579mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Lake Lafayette, the average length of the day in September is 12h and 26min.On the first day of September, sunrise is at 6:45 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 6:59 pm CDT.
Sunshine
The average sunshine in September in Lake Lafayette is 9.3h.UV index
The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum high UV index of 5 in September translates into the following recommendations:
Put precautions into practice - Protective measures against sun-induced damage are advised. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Lake Lafayette in September?
What is the average humidity in September in Lake Lafayette?
How much does it rain in Lake Lafayette in September?
When it does not snow in Lake Lafayette?
Does it snow in Lake Lafayette in September?
How many hours of daylight does Lake Lafayette have in September?
When are sunrise and sunset in September in Lake Lafayette?
How many hours of sunshine does Lake Lafayette have in September?
What is the UV index reading in September in Lake Lafayette?
Average temperature in September
Lake Lafayette, MO
- Average high temperature in September: 78.1°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (36.9°F).
- Average low temperature in September: 59.2°F
The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).
Average pressure in September
Lake Lafayette, MO
- Average pressure in September: 30.01"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in September
Lake Lafayette, MO
- Average wind speed in September: 7.1mph
The windiest month (with the highest average wind speed) is March (10mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in September
Lake Lafayette, MO
- Average humidity in September: 76%
The months with the highest relative humidity are May and June (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in September
Lake Lafayette, MO
- Average rainfall in September: 2.13"
The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is January (0.75").
Average rainfall days in September
Lake Lafayette, MO
- Average rainfall days in September: 11.1 days
The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is December (5.4 days).
Average snowfall in September
Lake Lafayette, MO
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.83").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Lake Lafayette, MO
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (6.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Lake Lafayette, 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 18min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in September
Lake Lafayette, MO
- Average sunshine days in September: 16.7 days
The month with the most sunshine days is December (22 days).
The months with the least sunshine days are May and June (12.5 days).
Average UV index in September
Lake Lafayette, 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, November and December (UV index 2).
Average cloud cover in September
Lake Lafayette, MO
- Average cloud cover in September: 29
The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in September
Lake Lafayette, 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).
Lake Lafayette, Missouri, USA
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