September weather forecastWinnebago, NE
September
Weather in September
The first month of the autumn, September, is still a warm month in Winnebago, Nebraska, with an average temperature fluctuating between 55.4°F (13°C) and 75.6°F (24.2°C).Temperature
The start of September involves a subtle temperature drop, shifting from a warm 81.9°F (27.7°C) in August to a still moderately hot 75.6°F (24.2°C). In the month of September, the average low-temperature usually rests at a refreshing 55.4°F (13°C).Humidity
The average relative humidity in September is 71%.Rainfall
In Winnebago, in September, it is raining for 9.7 days, with typically 1.26" (32mm) of accumulated precipitation. In Winnebago, during the entire year, the rain falls for 102.3 days and collects up to 12.91" (328mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
In Winnebago, the average length of the day in September is 12h and 28min.On the first day of September in Winnebago, sunrise is at 6:52 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:08 pm CDT.
Sunshine
The average sunshine in September is 8.9h.UV index
In Winnebago, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum high UV index of 4 in September translates into the following recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Winnebago, NE
- Average high temperature in September: 75.6°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (27°F).
- Average low temperature in September: 55.4°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).
Average pressure in September
Winnebago, NE
- 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 (29.86"Hg).
Average wind speed in September
Winnebago, NE
- Average wind speed in September: 8.9mph
The windiest month (with the highest average wind speed) is April (11mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).
Average humidity in September
Winnebago, NE
- Average humidity in September: 71%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is October (65%).
Average rainfall in September
Winnebago, NE
- Average rainfall in September: 1.26"
The wettest month (with the highest rainfall) is June (1.85").
The driest months (with the least rainfall) are January and February (0.39").
Average rainfall days in September
Winnebago, NE
- Average rainfall days in September: 9.7 days
The month with the highest number of rainy days is June (14.6 days).
The month with the least rainy days is January (2.6 days).
Average snowfall in September
Winnebago, NE
- Average snowfall in September: 0"
The month with the highest snowfall is January (1.77").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Winnebago, NE
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.2 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
Winnebago, NE
- Average daylight in September: 12h and 30min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 8h and 54min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in September
Winnebago, NE
- Average sunshine days in September: 17.5 days
The month with the most sunshine days is January (22.6 days).
The month with the least sunshine days is June (13.1 days).
Average UV index in September
Winnebago, NE
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Winnebago, NE
- Average cloud cover in September: 29
The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 25).
Average visibility in September
Winnebago, NE
- 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).





