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 marks a gentle change in average high-temperature, declining from August's hot 86.9°F (30.5°C) to a moderately hot 79.7°F (26.5°C). An average low-temperature of 60.8°F (16°C) is noted in Eureka, Kansas, during the month of September.Humidity
The average relative humidity in September in Eureka, Kansas, is 73%.Rainfall
In September, the rain falls for 11.9 days. Throughout September, 2.28" (58mm) of precipitation is accumulated. Throughout the year, there are 135.5 rainfall days, and 27.91" (709mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall in Eureka.Daylight
The average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 6:55 am and sunset at 7:53 pm. On the last day of September, sunrise is at 7:20 am and sunset at 7:09 pm CDT.
Sunshine
In September, the average sunshine in Eureka is 8.9h.UV index
In Eureka, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: A daily high UV index of 5 in September leads to these guidelines:
Take necessary precautions - Defending against sun damage is advocated. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Eureka?
What is the average humidity in September in Eureka?
How many days does it rain in September in Eureka?
When it does not snow in Eureka?
Does it snow in Eureka in September?
What is the average length of the day in September in Eureka?
When are sunrise and sunset in September in Eureka?
How many hours of sunshine does Eureka have in September?
What is the UV index intensity in September in Eureka?
Average temperature in September
Eureka, KS
- Average high temperature in September: 79.7°F
The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (41.4°F).
- Average low temperature in September: 60.8°F
The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in September
Eureka, KS
- Average pressure in September: 29.99"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in September
Eureka, KS
- Average wind speed in September: 8.9mph
The windiest month (with the highest average wind speed) is April (11.8mph).
The calmest months (with the lowest average wind speed) are July and August (8mph).
Average humidity in September
Eureka, KS
- Average humidity in September: 73%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (66%).
Average rainfall in September
Eureka, KS
- Average rainfall in September: 2.28"
The wettest month (with the highest rainfall) is May (5.39").
The driest month (with the least rainfall) is January (0.87").
Average rainfall days in September
Eureka, KS
- Average rainfall days in September: 11.9 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is December (5.2 days).
Average snowfall in September
Eureka, KS
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.24").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Eureka, KS
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (4.8 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
Eureka, KS
- 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: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).
Average sunshine days in September
Eureka, KS
- Average sunshine days in September: 15.8 days
The month with the most sunshine days is January (21.6 days).
The month with the least sunshine days is May (11.5 days).
Average UV index in September
Eureka, KS
- Average UV index in September: 5
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in September
Eureka, KS
- Average cloud cover in September: 28
The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in September
Eureka, 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).
Eureka, Kansas, USA
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