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
September's arrival aligns with a minor decrease in average high-temperatures, from August's moderately hot 84.7°F (29.3°C) to a still warm 78.4°F (25.8°C). Du Bois records an average low-temperature of 58.3°F (14.6°C) throughout the month of September.Humidity
In September, the average relative humidity is 72%.Rainfall
In September, in Du Bois, the rain falls for 11.4 days. Throughout September, 1.5" (38mm) of precipitation is accumulated. Throughout the year, there are 113.5 rainfall days, and 19.65" (499mm) of precipitation is accumulated.Snowfall
In Du Bois, Nebraska, snow does not fall in May through September.Daylight
The average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 6:52 am and sunset at 7:55 pm. On the last day of September, in Du Bois, sunrise is at 7:20 am and sunset at 7:07 pm CDT.
Sunshine
In Du Bois, the average sunshine in September is 9.1h.UV index
In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 5 in September interprets into the following advice:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
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 Du Bois have in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Du Bois, NE
- Average high temperature in September: 78.4°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (34.9°F).
- Average low temperature in September: 58.3°F
The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).
Average pressure in September
Du Bois, 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
Du Bois, NE
- Average wind speed in September: 8.5mph
The windiest month (with the highest average wind speed) is March (10.8mph).
The calmest month (with the lowest average wind speed) is July (7.4mph).
Average humidity in September
Du Bois, NE
- Average humidity in September: 72%
The month with the highest relative humidity is June (76%).
The month with the lowest relative humidity is October (66%).
Average rainfall in September
Du Bois, NE
- Average rainfall in September: 1.5"
The wettest month (with the highest rainfall) is May (3.27").
The driest month (with the least rainfall) is February (0.51").
Average rainfall days in September
Du Bois, NE
- Average rainfall days in September: 11.4 days
The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in September
Du Bois, NE
- Average snowfall in September: 0"
The month with the highest snowfall is January (1.61").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Du Bois, NE
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (5.2 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
Du Bois, NE
- Average daylight in September: 12h and 2min
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: 9h and 1min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).
Average sunshine days in September
Du Bois, NE
- Average sunshine days in September: 17 days
The month with the most sunshine days is November (22.9 days).
The month with the least sunshine days is May (13.3 days).
Average UV index in September
Du Bois, NE
- Average UV index in September: 5
The months with the highest UV index are May, 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
Du Bois, NE
- Average cloud cover in September: 28
The month with the most cloud cover is March (Cloud cover 44).
The months with the least cloud cover are June and July (Cloud cover 26).
Average visibility in September
Du Bois, 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).
Du Bois, Nebraska, USA
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