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
The onset of September aligns with a soft reduction in the average high-temperature, gently falling from 84.9°F (29.4°C) in August to a still moderately hot 78.3°F (25.7°C). Hillsdale's average low-temperature in September is measured at a refreshing 59.9°F (15.5°C).Humidity
In Hillsdale, the average relative humidity in September is 76%.Rainfall
In September, the rain falls for 12.5 days. Throughout September, 2.36" (60mm) of precipitation is accumulated. Throughout the year, there are 129.2 rainfall days, and 26.89" (683mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September in Hillsdale is 12h and 25min.On the first day of September in Hillsdale, sunrise is at 6:49 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 7:03 pm CDT.
Sunshine
In Hillsdale, the average sunshine in September is 9.2h.UV index
In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: A typical high UV index of 5 in September suggests the following recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Hillsdale have in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Hillsdale, KS
- Average high temperature in September: 78.3°F
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (38.5°F).
- Average low temperature in September: 59.9°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (24.1°F).
Average pressure in September
Hillsdale, KS
- 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 (29.89"Hg).
Average wind speed in September
Hillsdale, KS
- Average wind speed in September: 7.4mph
The windiest month (with the highest average wind speed) is March (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).
Average humidity in September
Hillsdale, KS
- Average humidity in September: 76%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (70%).
Average rainfall in September
Hillsdale, KS
- Average rainfall in September: 2.36"
The wettest month (with the highest rainfall) is May (4.72").
The driest month (with the least rainfall) is January (0.83").
Average rainfall days in September
Hillsdale, KS
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is January (4.2 days).
Average snowfall in September
Hillsdale, KS
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.07").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Hillsdale, 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 June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Hillsdale, 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: 9h and 1min
The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days in September
Hillsdale, KS
- Average sunshine days in September: 15.8 days
The month with the most sunshine days is January (23.1 days).
The month with the least sunshine days is May (12.3 days).
Average UV index in September
Hillsdale, 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, November and December (UV index 2).
Average cloud cover in September
Hillsdale, KS
- Average cloud cover in September: 29
The month with the most cloud cover is March (Cloud cover 46).
The months with the least cloud cover are June and July (Cloud cover 26).
Average visibility in September
Hillsdale, 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).
Hillsdale, Kansas, USA
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