September weather forecastLa Vista, NE
September
Weather in September
A diverse pattern of weather conditions is typical for La Vista in September. As temperatures begin to cool off following the summer season's heat, this month often boasts mild temperatures. The promise of autumn is dominant, which encourages the gradual unveiling of the famous Midwest fall leaf peeping scenes. However, this does not rule out the possibility of late-season bursts of heat. As the daylight hours start to decrease, the anticipation of the forthcoming aesthetic autumn sets in.Temperature
September heralds a minor drop in average high-temperature, sliding from August's warm 82.8°F (28.2°C) to a still moderately hot 76.8°F (24.9°C). La Vista records an average low of 57.4°F (14.1°C) throughout the nights in September.Humidity
In La Vista, Nebraska, the average relative humidity in September is 72%.Rainfall
In La Vista, in September, it is raining for 11 days, with typically 1.93" (49mm) of accumulated precipitation. In La Vista, during the entire year, the rain falls for 116 days and collects up to 20.79" (528mm) of precipitation.Snowfall
In La Vista, Nebraska, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 6:51 am and sunset at 7:56 pm. On the last day of September, in La Vista, Nebraska, sunrise is at 7:20 am and sunset at 7:07 pm CDT.
Sunshine
In La Vista, the average sunshine in September is 9h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A daily maximum UV index of 4 in September translates into the following instructions:
Ensure safety - Recommendations to avert sunburn are presented. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
La Vista, NE
- Average high temperature in September: 76.8°F
The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (30.7°F).
- Average low temperature in September: 57.4°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 (16.9°F).
Average pressure in September
La Vista, 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
La Vista, NE
- Average wind speed in September: 8.3mph
The windiest month (with the highest average wind speed) is April (10.5mph).
The calmest month (with the lowest average wind speed) is July (7mph).
Average humidity in September
La Vista, NE
- Average humidity in September: 72%
The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is October (66%).
Average rainfall in September
La Vista, NE
- Average rainfall in September: 1.93"
The wettest month (with the highest rainfall) is June (3.74").
The driest month (with the least rainfall) is January (0.51").
Average rainfall days in September
La Vista, NE
- Average rainfall days in September: 11 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in September
La Vista, NE
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.13").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
La Vista, NE
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
La Vista, NE
- Average daylight in September: 12h and 30min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 9h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in September
La Vista, NE
- Average sunshine days in September: 17.1 days
The month with the most sunshine days is November (22.4 days).
The month with the least sunshine days is June (11.7 days).
Average UV index in September
La Vista, NE
- Average UV index in September: 4
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, October, November and December (UV index 2).
Average cloud cover in September
La Vista, NE
- Average cloud cover in September: 28
The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 26).
Average visibility in September
La Vista, 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).
