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 arrival of September in Laramie is marked by a minor reduction in average high-temperature, sliding from a warm 75.7°F (24.3°C) in August to a pleasant 68.4°F (20.2°C). Against the high September temperatures, Laramie records an average drop to a chilly 46.8°F (8.2°C) at night.Humidity
The average relative humidity in September is 44%.Rainfall
In Laramie, during September, the rain falls for 9.9 days and regularly aggregates up to 0.98" (25mm) of precipitation. In Laramie, during the entire year, the rain falls for 101.6 days and collects up to 14.33" (364mm) of precipitation.Snowfall
January through June, September through December are months with snowfall in Laramie. September is the first month it typically snows. Throughout September, in the average 0.7 snowfall days, it receives 0.35" (9mm) of snow. In Laramie, Wyoming, during the entire year, snow falls for 77.7 days and aggregates up to 44.8" (1138mm) of snow.Daylight
The average length of the day in September is 12h and 28min.On the first day of September in Laramie, sunrise is at 6:29 am and sunset at 7:34 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 6:45 pm MDT.
Sunshine
The average sunshine in September in Laramie, Wyoming, is 10.9h.UV index
In Laramie, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: During September, 4 as the daily maximum UV index converts into the following advice:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the usual temperature for Laramie in September?
What is the average humidity in September in Laramie?
How much does it rain in Laramie in September?
When does it start snowing in Laramie?
How many hours of daylight does Laramie have in September?
What time are sunrise and sunset in September in Laramie?
How long on average sun shines in September in Laramie?
What is the UV index reading in September in Laramie?
Average temperature in September
Laramie, WY
- Average high temperature in September: 68.4°F
The warmest month (with the highest average high temperature) is July (76.8°F).
The month with the lowest average high temperature is December (28.2°F).
- Average low temperature in September: 46.8°F
The month with the highest average low temperature is July (54.1°F).
The coldest month (with the lowest average low temperature) is December (14.4°F).
Average pressure in September
Laramie, WY
- Average pressure in September: 29.97"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in September
Laramie, WY
- Average wind speed in September: 10.9mph
The windiest month (with the highest average wind speed) is January (14.5mph).
The calmest month (with the lowest average wind speed) is July (9.3mph).
Average humidity in September
Laramie, WY
- Average humidity in September: 44%
The months with the highest relative humidity are January and February (75%).
The month with the lowest relative humidity is August (43%).
Average rainfall in September
Laramie, WY
- Average rainfall in September: 0.98"
The wettest month (with the highest rainfall) is May (2.68").
The driest month (with the least rainfall) is January (0.35").
Average rainfall days in September
Laramie, WY
- Average rainfall days in September: 9.9 days
The months with the highest number of rainy days are May and July (15.1 days).
The months with the least rainy days are January, February and November (2.9 days).
Average snowfall in September
Laramie, WY
- Average snowfall in September: 0.35"
The month with the highest snowfall is April (9.76").
The months with the least snowfall are July and August (0").
Average snowfall days in September
Laramie, WY
- Average snowfall days in September: 0.7 days
The month with the highest number of snowfall days is April (12.5 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Laramie, 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 5min
The month with the most sunshine is July (Average sunshine: 11h and 36min).
The months with the least sunshine are February and December (Average sunshine: 6h and 30min).
Average sunshine days in September
Laramie, WY
- Average sunshine days in September: 16.2 days
The month with the most sunshine days is January (21.4 days).
The month with the least sunshine days is May (8.9 days).
Average UV index in September
Laramie, 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 January, February, March, April, October, November and December (UV index 2).
Average cloud cover in September
Laramie, WY
- Average cloud cover in September: 17
The month with the most cloud cover is February (Cloud cover 34).
The month with the least cloud cover is September (Cloud cover 17).
Average visibility in September
Laramie, 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).
Laramie, Wyoming, USA
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