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
Almy's September weather shows a moderate shift in high-temperatures, falling from August's warm 77.5°F (25.3°C) to a pleasant 68.5°F (20.3°C). Almy's temperature exhibits a stark contrast from daytime to nighttime, averaging lows of 45°F (7.2°C) in September.Humidity
The average relative humidity in September in Almy, Wyoming, is 44%.Rainfall
In Almy, in September, during 8 rainfall days, 0.71" (18mm) of precipitation is typically accumulated. In Almy, during the entire year, the rain falls for 94.2 days and collects up to 11.5" (292mm) of precipitation.Snowfall
January through June, September through December are months with snowfall in Almy, Wyoming. September is the first month it typically snows. Throughout September, in the average 1.1 snowfall days, it receives 0.91" (23mm) of snow. Throughout the year, there are 99.3 snowfall days, and 56.22" (1428mm) of snow is accumulated.Daylight
The average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 6:51 am and sunset at 7:56 pm. On the last day of September, in Almy, Wyoming, sunrise is at 7:20 am and sunset at 7:06 pm MDT.
Sunshine
In Almy, Wyoming, the average sunshine in September is 10.3h.UV index
In September, the average daily maximum UV index in Almy is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 4 in September interprets into the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What are September temperatures in Almy?
What is the average humidity in September in Almy?
How much does it rain in Almy in September?
When does it start snowing in Almy?
How many hours of daylight does Almy have in September?
When are sunrise and sunset in September in Almy?
How long on average sun shines in September in Almy?
What is the UV index reading in September in Almy?
Average temperature in September
Almy, WY
- Average high temperature in September: 68.5°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is December (26.4°F).
- Average low temperature in September: 45°F
The month with the highest average low temperature is July (51.6°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).
Average pressure in September
Almy, WY
- Average pressure in September: 29.96"Hg
The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in September
Almy, WY
- Average wind speed in September: 7.3mph
The windiest month (with the highest average wind speed) is April (8.2mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in September
Almy, WY
- Average humidity in September: 44%
The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is August (39%).
Average rainfall in September
Almy, WY
- Average rainfall in September: 0.71"
The wettest months (with the highest rainfall) are April and May (1.38").
The driest month (with the least rainfall) is August (0.51").
Average rainfall days in September
Almy, WY
- Average rainfall days in September: 8 days
The month with the highest number of rainy days is May (11.9 days).
The month with the least rainy days is February (5.5 days).
Average snowfall in September
Almy, WY
- Average snowfall in September: 0.91"
The month with the highest snowfall is March (10").
The months with the least snowfall are July and August (0").
Average snowfall days in September
Almy, WY
- Average snowfall days in September: 1.1 days
The month with the highest number of snowfall days is February (16.3 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Almy, WY
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 10h and 2min
The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).
Average sunshine days in September
Almy, WY
- Average sunshine days in September: 17 days
The month with the most sunshine days is June (19.5 days).
The month with the least sunshine days is April (10.8 days).
Average UV index in September
Almy, WY
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are November and December (UV index 1).
Average cloud cover in September
Almy, WY
- Average cloud cover in September: 13
The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility in September
Almy, WY
- Average visibility in September: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).
Almy, Wyoming, USA
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