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 signifies a gentle decline in Wyoming's average high-temperature, easing from 83.3°F (28.5°C) in August to a still warm 77.4°F (25.2°C). Throughout September, an average low-temperature of 57.7°F (14.3°C) is experienced.Humidity
The average relative humidity in September in Wyoming is 72%.Rainfall
In September, in Wyoming, the rain falls for 11.6 days. Throughout September, 2.32" (59mm) of precipitation is accumulated. In Wyoming, Nebraska, during the entire year, the rain falls for 125.7 days and collects up to 26.73" (679mm) of precipitation.Snowfall
In Wyoming, snow does not fall in May through September.Daylight
In September, the average length of the day in Wyoming is 12h and 27min.On the first day of the month, sunrise is at 6:51 am and sunset at 7:55 pm. On the last day of September, sunrise is at 7:19 am and sunset at 7:06 pm CDT.
Sunshine
In Wyoming, Nebraska, the average sunshine in September is 9.1h.UV index
The average daily maximum UV index in September in Wyoming, Nebraska, is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index, 5 in September, converts into the following recommendations:
Take precautions - Protection against sun damage is advised. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Wyoming in September?
What is the average humidity in September in Wyoming?
How many days does it rain in September in Wyoming?
When it does not snow in Wyoming?
Does it snow in Wyoming in September?
What is the average length of the day in September in Wyoming?
What time are sunrise and sunset in September in Wyoming?
How long on average sun shines in September in Wyoming?
What is the UV index intensity in September in Wyoming?
Average temperature in September
Wyoming, NE
- Average high temperature in September: 77.4°F
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (32°F).
- Average low temperature in September: 57.7°F
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).
Average pressure in September
Wyoming, NE
- Average pressure in September: 29.99"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in September
Wyoming, NE
- Average wind speed in September: 8.1mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).
Average humidity in September
Wyoming, NE
- Average humidity in September: 72%
The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is October (66%).
Average rainfall in September
Wyoming, NE
- Average rainfall in September: 2.32"
The wettest month (with the highest rainfall) is June (4.29").
The driest month (with the least rainfall) is February (0.67").
Average rainfall days in September
Wyoming, NE
- Average rainfall days in September: 11.6 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is February (3.6 days).
Average snowfall in September
Wyoming, NE
- Average snowfall in September: 0"
The month with the highest snowfall is January (3.07").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Wyoming, NE
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.8 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
Wyoming, 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 18min).
- Average sunshine in September: 9h and 1min
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 54min).
Average sunshine days in September
Wyoming, NE
- Average sunshine days in September: 15.9 days
The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is June (11.7 days).
Average UV index in September
Wyoming, 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
Wyoming, NE
- Average cloud cover in September: 28
The month with the most cloud cover is January (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 25).
Average visibility in September
Wyoming, 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).
Wyoming, Nebraska, USA
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