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 Lance Creek's average high-temperature, easing from a warm 83.8°F (28.8°C) in August to a still moderately hot 75.4°F (24.1°C). An average minimum temperature of 55.2°F (12.9°C) marks the month of September in Lance Creek, Wyoming.Humidity
The months with the lowest humidity are August and September, with an average relative humidity of 44%.Rainfall
In September, the rain falls for 7.2 days. Throughout September, 0.67" (17mm) of precipitation is accumulated. Throughout the year, there are 94.7 rainfall days, and 10.39" (264mm) of precipitation is accumulated.Snowfall
January through May, September through December are months with snowfall. September is the first month it typically snows. Throughout September, in the average 0.3 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, there are 43.6 snowfall days, and 15.63" (397mm) of snow is accumulated.Daylight
The average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 6:23 am and sunset at 7:32 pm. On the last day of September, sunrise is at 6:55 am and sunset at 6:40 pm MDT.
Sunshine
In Lance Creek, the average sunshine in September is 10.6h.UV index
The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 4 in September interprets into the following recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What are the least humid months?
What is the average humidity in September?
How much does it rain in Lance Creek in September?
When does it start to snow?
What is the average length of the day in September?
When are sunrise and sunset in September?
How many hours of sunshine does Lance Creek have in September?
What is the UV index reading in September?
Average temperature in September
Lance Creek, WY
- Average high temperature in September: 75.4°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is December (32°F).
- Average low temperature in September: 55.2°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is December (18.9°F).
Average pressure in September
Lance Creek, WY
- Average pressure in September: 29.94"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in September
Lance Creek, WY
- Average wind speed in September: 10.6mph
The windiest month (with the highest average wind speed) is April (11.9mph).
The calmest month (with the lowest average wind speed) is August (9.3mph).
Average humidity in September
Lance Creek, WY
- Average humidity in September: 44%
The month with the highest relative humidity is January (74%).
The months with the lowest relative humidity are August and September (44%).
Average rainfall in September
Lance Creek, WY
- Average rainfall in September: 0.67"
The wettest months (with the highest rainfall) are May and June (1.57").
The driest month (with the least rainfall) is January (0.28").
Average rainfall days in September
Lance Creek, WY
- Average rainfall days in September: 7.2 days
The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is December (2.7 days).
Average snowfall in September
Lance Creek, WY
- Average snowfall in September: 0.08"
The month with the highest snowfall is March (2.56").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Lance Creek, WY
- Average snowfall days in September: 0.3 days
The month with the highest number of snowfall days is February (8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Lance Creek, WY
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 10h and 4min
The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The months with the least sunshine are February and December (Average sunshine: 6h and 12min).
Average sunshine days in September
Lance Creek, WY
- Average sunshine days in September: 20 days
The month with the most sunshine days is December (22.9 days).
The month with the least sunshine days is June (12.3 days).
Average UV index in September
Lance Creek, WY
- 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, November and December (UV index 2).
Average cloud cover in September
Lance Creek, WY
- Average cloud cover in September: 17
The month with the most cloud cover is February (Cloud cover 36).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in September
Lance Creek, WY
- 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).
Lance Creek, Wyoming, USA
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