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 beginning of September records an average high-temperature of a still moderately hot 77.7°F (25.4°C), almost echoing the conditions of the previous month. Throughout September, Nokomis witnesses a consistent average low-temperature of 59°F (15°C).Humidity
In September, the average relative humidity in Nokomis is 75%.Rainfall
In Nokomis, during September, the rain falls for 12.5 days and regularly aggregates up to 1.77" (45mm) of precipitation. In Nokomis, during the entire year, the rain falls for 145.5 days and collects up to 27.44" (697mm) of precipitation.Snowfall
In Nokomis, snow does not fall in May through October.Daylight
The average length of the day in September is 12h and 26min.On the first day of September, sunrise is at 6:26 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:40 pm CDT.
Sunshine
In September, the average sunshine is 9.3h.UV index
In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, the maximum UV index of 5 translates into these guidelines:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Frequently asked questions
What is the average September temperature in Nokomis?
What is the average humidity in September in Nokomis?
How many days does it rain in September in Nokomis?
When it does not snow in Nokomis?
What is the average length of the day in September in Nokomis?
When are sunrise and sunset in September in Nokomis?
How long on average sun shines in September in Nokomis?
How high is the UV index in September in Nokomis?
Average temperature in September
Nokomis, IL
- Average high temperature in September: 77.7°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (34.7°F).
- Average low temperature in September: 59°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).
Average pressure in September
Nokomis, IL
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Nokomis, IL
- Average wind speed in September: 6.7mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in September
Nokomis, IL
- Average humidity in September: 75%
The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (71%).
Average rainfall in September
Nokomis, IL
- Average rainfall in September: 1.77"
The wettest month (with the highest rainfall) is June (3.5").
The driest month (with the least rainfall) is February (1.5").
Average rainfall days in September
Nokomis, IL
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (7.4 days).
Average snowfall in September
Nokomis, IL
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.64").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Nokomis, IL
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.4 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
Nokomis, IL
- 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 30min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in September
Nokomis, IL
- Average sunshine days in September: 14.8 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (11.1 days).
Average UV index in September
Nokomis, IL
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Nokomis, IL
- Average cloud cover in September: 29
The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are June, July and September (Cloud cover 29).
Average visibility in September
Nokomis, IL
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Nokomis, Illinois, USA
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