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
The average high-temperature shows a slight dip in September, from August's hot 86.5°F (30.3°C) to a moderately hot 78.6°F (25.9°C). With a significant temperature contrast, nighttime temperatures in Yoder hover around an average low of 54.5°F (12.5°C) in September.Humidity
The months with the lowest humidity in Yoder are August and September, with an average relative humidity of 44%.Rainfall
In Yoder, in September, it is raining for 8.3 days, with typically 0.67" (17mm) of accumulated precipitation. Throughout the year, there are 110.8 rainfall days, and 12.87" (327mm) 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 0.1 snowfall days, it receives 0.08" (2mm) of snow. In Yoder, during the entire year, snow falls for 42.1 days and aggregates up to 20.75" (527mm) of snow.Daylight
In Yoder, the average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 6:23 am and sunset at 7:30 pm. On the last day of September, sunrise is at 6:53 am and sunset at 6:39 pm MDT.
Sunshine
In September, the average sunshine is 10.7h.UV index
In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: A daily high UV index of 4 in September leads to these guidelines:
Adopt protective measures - It is advised to guard against sun damage. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Keep in mind! Snow's reflective quality 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 in Yoder?
What are the least humid months in Yoder?
What is the average humidity in September in Yoder?
How many days does it rain in September in Yoder?
When does it start snowing in Yoder?
How many hours of daylight does Yoder have in September?
When is the sunrise / sunset in September in Yoder?
How long on average sun shines in September in Yoder?
What is the UV index reading in September in Yoder?
Average temperature in September
Yoder, WY
- Average high temperature in September: 78.6°F
The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is December (36°F).
- Average low temperature in September: 54.5°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is December (20.8°F).
Average pressure in September
Yoder, 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 (29.85"Hg).
Average wind speed in September
Yoder, WY
- Average wind speed in September: 9.4mph
The windiest month (with the highest average wind speed) is April (11.4mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).
Average humidity in September
Yoder, WY
- Average humidity in September: 44%
The months with the highest relative humidity are January and December (67%).
The months with the lowest relative humidity are August and September (44%).
Average rainfall in September
Yoder, WY
- Average rainfall in September: 0.67"
The wettest month (with the highest rainfall) is May (2.32").
The driest month (with the least rainfall) is January (0.39").
Average rainfall days in September
Yoder, WY
- Average rainfall days in September: 8.3 days
The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is December (4.1 days).
Average snowfall in September
Yoder, WY
- Average snowfall in September: 0.08"
The month with the highest snowfall is May (3.11").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Yoder, WY
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is February (8.7 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Yoder, WY
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 10h and 4min
The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 24min).
Average sunshine days in September
Yoder, WY
- Average sunshine days in September: 18.9 days
The month with the most sunshine days is December (20.8 days).
The month with the least sunshine days is May (12.2 days).
Average UV index in September
Yoder, 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
Yoder, WY
- Average cloud cover in September: 16
The month with the most cloud cover is February (Cloud cover 33).
The months with the least cloud cover are August and September (Cloud cover 16).
Average visibility in September
Yoder, 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).
Yoder, Wyoming, USA
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