September weather forecastArgonia, KS
September
Weather in September
September, the first month of the autumn in Argonia, is also a moderately hot month, with an average temperature varying between 83.1°F (28.4°C) and 64.8°F (18.2°C).Temperature
September's arrival comes with a mild decrease in the average high-temperature, moving subtly from a tropical 91.4°F (33°C) in August to a warm 83.1°F (28.4°C). Argonia witnesses a consistent average low-temperature of 64.8°F (18.2°C) throughout September.Heat index
The heat index value during September is computed to be a hot 86°F (30°C). A sense of exhaustion might occur with extended exposure and activity, potentially causing heat cramps.Take into consideration that the heat index values are calculated for shade and light wind conditions. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a composite of temperature and humidity figures to convey how warm it feels. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.
Humidity
In September, the average relative humidity is 63%.Rainfall
In September, the rain falls for 13.5 days. Throughout September, 2.24" (57mm) of precipitation is accumulated. Throughout the year, there are 122.5 rainfall days, and 24.69" (627mm) of precipitation is accumulated.Snowfall
May through October are months without snowfall.Daylight
In September, the average length of the day is 12h and 25min.On the first day of the month, sunrise is at 7:02 am and sunset at 7:59 pm. On the last day of September, sunrise is at 7:26 am and sunset at 7:15 pm CDT.
Sunshine
The average sunshine in September in Argonia is 8.8h.UV index
In Argonia, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: The UV index of 5 during September translates into the following guidance:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. To avoid the Sun's strongest rays, limit exposure around the mid-day period. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Argonia, KS
- Average high temperature in September: 83.1°F
The warmest month (with the highest average high temperature) is July (94.1°F).
The month with the lowest average high temperature is January (45°F).
- Average low temperature in September: 64.8°F
The month with the highest average low temperature is July (73.9°F).
The coldest month (with the lowest average low temperature) is January (27.5°F).
Average pressure in September
Argonia, KS
- Average pressure in September: 29.98"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in September
Argonia, KS
- Average wind speed in September: 9.5mph
The windiest month (with the highest average wind speed) is April (11.9mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).
Average humidity in September
Argonia, KS
- Average humidity in September: 63%
The month with the highest relative humidity is May (70%).
The month with the lowest relative humidity is July (57%).
Average rainfall in September
Argonia, KS
- Average rainfall in September: 2.24"
The wettest month (with the highest rainfall) is May (4.61").
The driest months (with the least rainfall) are January and February (0.75").
Average rainfall days in September
Argonia, KS
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is May (15.2 days).
The month with the least rainy days is January (3.5 days).
Average snowfall in September
Argonia, KS
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.13").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Argonia, KS
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Argonia, KS
- Average daylight in September: 12h and 24min
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: 8h and 48min
The month with the most sunshine is June (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 6h and 12min).
Average sunshine days in September
Argonia, KS
- Average sunshine days in September: 14.4 days
The month with the most sunshine days is January (24.6 days).
The month with the least sunshine days is August (13.1 days).
Average UV index in September
Argonia, KS
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 2).
Average cloud cover in September
Argonia, KS
- Average cloud cover in September: 25
The month with the most cloud cover is March (Cloud cover 36).
The months with the least cloud cover are June and August (Cloud cover 20).
Average visibility in September
Argonia, KS
- 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).





