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
With the arrival of September, Hillsboro notices a mild change in the average high-temperature, sliding from August's hot 88.2°F (31.2°C) to a moderately hot 80.2°F (26.8°C). Hillsboro throughout September, experiences an average nighttime temperature of 61.5°F (16.4°C).Humidity
In Hillsboro, the average relative humidity in September is 68%.Rainfall
In Hillsboro, Kansas, in September, it is raining for 11.8 days, with typically 1.97" (50mm) of accumulated precipitation. Throughout the year, there are 117.5 rainfall days, and 22.64" (575mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall.Daylight
The average length of the day in September is 12h and 25min.On the first day of September, sunrise is at 6:59 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 7:12 pm CDT.
Sunshine
The average sunshine in September is 8.8h.UV index
In Hillsboro, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: The daily maximum UV index of 5 in September interprets into the following advice:
Guard yourself - Precautionary measures against sun damage are advocated. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Hillsboro have in September?
When is the sunrise / sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Hillsboro, KS
- Average high temperature in September: 80.2°F
The warmest month (with the highest average high temperature) is July (90.7°F).
The month with the lowest average high temperature is January (40.6°F).
- Average low temperature in September: 61.5°F
The month with the highest average low temperature is July (71.1°F).
The coldest month (with the lowest average low temperature) is January (25°F).
Average pressure in September
Hillsboro, 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
Hillsboro, KS
- Average wind speed in September: 10.3mph
The windiest month (with the highest average wind speed) is April (12.7mph).
The calmest month (with the lowest average wind speed) is August (9.2mph).
Average humidity in September
Hillsboro, KS
- Average humidity in September: 68%
The month with the highest relative humidity is May (73%).
The month with the lowest relative humidity is October (63%).
Average rainfall in September
Hillsboro, KS
- Average rainfall in September: 1.97"
The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is January (0.71").
Average rainfall days in September
Hillsboro, KS
- Average rainfall days in September: 11.8 days
The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is January (3.5 days).
Average snowfall in September
Hillsboro, 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
Hillsboro, KS
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (5.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Hillsboro, KS
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 8h and 5min
The months with the most sunshine are June and July (Average sunshine: 11h and 0min).
The months with the least sunshine are January and December (Average sunshine: 6h and 0min).
Average sunshine days in September
Hillsboro, KS
- Average sunshine days in September: 16.4 days
The month with the most sunshine days is December (23.8 days).
The month with the least sunshine days is July (14 days).
Average UV index in September
Hillsboro, KS
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Hillsboro, KS
- Average cloud cover in September: 25
The month with the most cloud cover is March (Cloud cover 39).
The months with the least cloud cover are June and August (Cloud cover 21).
Average visibility in September
Hillsboro, 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).
Hillsboro, Kansas, USA
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