September weather forecastRepublican City, NE
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Republican City, Nebraska, with an average temperature fluctuating between 57.2°F (14°C) and 79°F (26.1°C).Temperature
September's arrival subtly correlates with a reduction in the average high-temperature, down from a tropical 86.5°F (30.3°C) in August to a warm 79°F (26.1°C). In Republican City, following the steep rise of daytime temperatures, an average nighttime low of 57.2°F (14°C) is anticipated during September.Humidity
The average relative humidity in September is 62%.Rainfall
In September, the rain falls for 10.8 days. Throughout September, 1.1" (28mm) of precipitation is accumulated. In Republican City, during the entire year, the rain falls for 108.2 days and collects up to 18.82" (478mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 26min.On the first day of September, sunrise is at 7:05 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:20 pm CDT.
Sunshine
In Republican City, the average sunshine in September is 8.8h.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 rays for the average person.Note: The daily high UV index of 5 in September translates into this advice:
Exercise prevention - Precautions against solar damage are endorsed. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Republican City, NE
- Average high temperature in September: 79°F
The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (36°F).
- Average low temperature in September: 57.2°F
The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).
Average pressure in September
Republican City, NE
- Average pressure in September: 29.97"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in September
Republican City, NE
- Average wind speed in September: 9.9mph
The windiest month (with the highest average wind speed) is April (12mph).
The calmest month (with the lowest average wind speed) is July (8.7mph).
Average humidity in September
Republican City, NE
- Average humidity in September: 62%
The month with the highest relative humidity is January (75%).
The month with the lowest relative humidity is October (59%).
Average rainfall in September
Republican City, NE
- Average rainfall in September: 1.1"
The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days in September
Republican City, NE
- Average rainfall days in September: 10.8 days
The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is February (2.1 days).
Average snowfall in September
Republican City, NE
- Average snowfall in September: 0"
The month with the highest snowfall is December (2.28").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Republican City, NE
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (6.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Republican City, NE
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in September: 8h and 48min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in September
Republican City, NE
- Average sunshine days in September: 16.7 days
The months with the most sunshine days are January and November (23.8 days).
The month with the least sunshine days is July (12.7 days).
Average UV index in September
Republican City, NE
- 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
Republican City, NE
- Average cloud cover in September: 24
The month with the most cloud cover is February (Cloud cover 39).
The months with the least cloud cover are June, July and September (Cloud cover 24).
Average visibility in September
Republican City, 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).





