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
A mild drop in Linn's average high-temperature is observed in September, transitioning from a hot 87.4°F (30.8°C) in August to a moderately hot 79.7°F (26.5°C). Linn's average low-temperature during September nights is observed to be a refreshing 60.1°F (15.6°C).Humidity
The average relative humidity in September is 68%.Rainfall
In September, the rain falls for 10.9 days. Throughout September, 1.65" (42mm) of precipitation is accumulated. Throughout the year, in Linn, there are 112.7 rainfall days, and 21.26" (540mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall in Linn.Daylight
In Linn, the average length of the day in September is 12h and 26min.On the first day of September in Linn, sunrise is at 6:57 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 7:11 pm CDT.
Sunshine
The average sunshine in September is 8.8h.UV index
In Linn, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: In September, the maximum UV index of 5 suggests this advice:
Make use of precautions - Suggestions to resist sunburn are communicated. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
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 Linn have in September?
When are sunrise and sunset in September?
How many hours of sunshine does Linn have in September?
What is the UV index reading in September?
Average temperature in September
Linn, KS
- Average high temperature in September: 79.7°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in September: 60.1°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 (22.5°F).
Average pressure in September
Linn, 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
Linn, KS
- Average wind speed in September: 9.4mph
The windiest month (with the highest average wind speed) is April (11.5mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).
Average humidity in September
Linn, 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
Linn, KS
- Average rainfall in September: 1.65"
The wettest month (with the highest rainfall) is May (3.74").
The driest months (with the least rainfall) are January and February (0.71").
Average rainfall days in September
Linn, KS
- Average rainfall days in September: 10.9 days
The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is January (3.7 days).
Average snowfall in September
Linn, KS
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Linn, KS
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Linn, KS
- 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 24min).
- Average sunshine in September: 8h and 5min
The months with the most sunshine are June and July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in September
Linn, KS
- Average sunshine days in September: 17.4 days
The month with the most sunshine days is November (23.7 days).
The month with the least sunshine days is May (13.3 days).
Average UV index in September
Linn, 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
Linn, KS
- Average cloud cover in September: 26
The month with the most cloud cover is March (Cloud cover 41).
The months with the least cloud cover are June, July and August (Cloud cover 23).
Average visibility in September
Linn, 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).
Linn, Kansas, USA
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