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 coincides with a drop in the average high-temperature, decreasing from August's warm 77.2°F to an agreeable 68.2°F. Buffalo reports an average nighttime low-temperature of 49.1°F in September.Humidity
The average relative humidity in September is 47%.Rainfall
In Buffalo, in September, it is raining for 11.8 days, with typically 1.34" of accumulated precipitation. Throughout the year, there are 145.3 rainfall days, and 18.78" of precipitation is accumulated.Snowfall
Months with snowfall are January through June, September through December. September is the first month it typically snows in Buffalo. Throughout September, in the average 0.5 snowfall days, it receives 0.94" of snow. Throughout the year, there are 78 snowfall days, and 39.13" of snow is accumulated.Daylight
The average length of the day in September is 12h and 30min.On the first day of the month, sunrise is at 6:29 am and sunset at 7:43 pm. On the last day of September, in Buffalo, sunrise is at 7:03 am and sunset at 6:50 pm MDT.
Sunshine
The average sunshine in September is 10.9h.UV index
In September, the average daily maximum UV index in Buffalo, Wyoming, is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: In September, an average UV index of 4 transforms into the following instructions:
Be vigilant - Suggestions to stave off sun damage are provided. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
FAQ
What is the temperature in September in Buffalo?
What is the average humidity in September in Buffalo?
How much does it rain in Buffalo in September?
When does it start snowing in Buffalo?
How many hours of daylight does Buffalo have in September?
When is the sunrise / sunset in September in Buffalo?
How long on average sun shines in September in Buffalo?
What is the UV index intensity in September in Buffalo?
Average temperature in September
Buffalo, WY
- Average high temperature in September: 68.2°F
The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is February (28.9°F).
- Average low temperature in September: 49.1°F
The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is February (14°F).
Average pressure in September
Buffalo, WY
- Average pressure in September: 29.93"Hg
The months with the highest atmospheric pressure are January and December (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in September
Buffalo, WY
- Average wind speed in September: 6.4mph
The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in September
Buffalo, WY
- Average humidity in September: 47%
The month with the highest relative humidity is February (77%).
The month with the lowest relative humidity is August (44%).
Average rainfall in September
Buffalo, WY
- Average rainfall in September: 1.34"
The wettest month (with the highest rainfall) is May (3.35").
The driest month (with the least rainfall) is December (0.47").
Average rainfall days in September
Buffalo, WY
- Average rainfall days in September: 11.8 days
The month with the highest number of rainy days is May (21.2 days).
The month with the least rainy days is December (5 days).
Average snowfall in September
Buffalo, WY
- Average snowfall in September: 0.94"
The month with the highest snowfall is April (7.05").
The months with the least snowfall are July and August (0").
Average snowfall days in September
Buffalo, WY
- Average snowfall days in September: 0.5 days
The month with the highest number of snowfall days is February (13.7 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Buffalo, WY
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 10h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 18min).
Average sunshine days in September
Buffalo, WY
- Average sunshine days in September: 14.2 days
The month with the most sunshine days is December (19.4 days).
The month with the least sunshine days is May (5.5 days).
Average UV index in September
Buffalo, WY
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).
Average cloud cover in September
Buffalo, WY
- Average cloud cover in September: 17
The month with the most cloud cover is April (Cloud cover 38).
The months with the least cloud cover are July and September (Cloud cover 17).
Average visibility in September
Buffalo, 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).
Buffalo, Wyoming, USA
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