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 start of September signals a gentle decrease in the average high-temperature, transitioning from a moderately hot 75°F (23.9°C) in August to an enjoyable 66.4°F (19.1°C). During September, Daniel Junction reports a marked contrast from daily peak temperatures, with an average nighttime reading of 44.1°F (6.7°C).Humidity
The average relative humidity in September is 44%.Rainfall
In Daniel Junction, during September, the rain falls for 8.8 days and regularly aggregates up to 0.83" (21mm) of precipitation. Throughout the year, there are 109.9 rainfall days, and 10.59" (269mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through June, September through December. September is the first month it typically snows. Throughout September, in the average 0.7 snowfall days, it receives 0.59" (15mm) of snow. In Daniel Junction, during the entire year, snow falls for 89 days and aggregates up to 43.43" (1103mm) of snow.Daylight
In September, the average length of the day in Daniel Junction is 12h and 29min.On the first day of September in Daniel Junction, sunrise is at 6:45 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 7:02 pm MDT.
Sunshine
In September, the average sunshine is 10.7h.UV index
The average daily maximum UV index in September in Daniel Junction is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index, 3 during September, leads to the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
What is the temperature in September in Daniel Junction?
What is the average humidity in September in Daniel Junction?
How many days does it rain in September in Daniel Junction?
When does it start to snow in Daniel Junction?
How many hours of daylight does Daniel Junction have in September?
What time are sunrise and sunset in September in Daniel Junction?
How long on average sun shines in September in Daniel Junction?
What is the UV index intensity in September in Daniel Junction?
Average temperature in September
Daniel Junction, WY
- Average high temperature in September: 66.4°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 (23.7°F).
- Average low temperature in September: 44.1°F
The month with the highest average low temperature is July (52°F).
The coldest month (with the lowest average low temperature) is December (5°F).
Average pressure in September
Daniel Junction, WY
- Average pressure in September: 29.98"Hg
The month with the highest atmospheric pressure is January (30.28"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Daniel Junction, WY
- Average wind speed in September: 5.8mph
The windiest month (with the highest average wind speed) is June (7mph).
The calmest month (with the lowest average wind speed) is December (5.3mph).
Average humidity in September
Daniel Junction, 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
Daniel Junction, WY
- Average rainfall in September: 0.83"
The wettest month (with the highest rainfall) is May (1.65").
The driest months (with the least rainfall) are July and August (0.63").
Average rainfall days in September
Daniel Junction, WY
- Average rainfall days in September: 8.8 days
The month with the highest number of rainy days is May (14.3 days).
The month with the least rainy days is November (6.9 days).
Average snowfall in September
Daniel Junction, WY
- Average snowfall in September: 0.59"
The month with the highest snowfall is April (7.36").
The months with the least snowfall are July and August (0").
Average snowfall days in September
Daniel Junction, WY
- Average snowfall days in September: 0.7 days
The months with the highest number of snowfall days are February and March (15.1 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Daniel Junction, 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 month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 12min).
Average sunshine days in September
Daniel Junction, WY
- Average sunshine days in September: 17.5 days
The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is May (10.9 days).
Average UV index in September
Daniel Junction, WY
- Average UV index in September: 3
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
Daniel Junction, WY
- Average cloud cover in September: 14
The month with the most cloud cover is February (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 12).
Average visibility in September
Daniel Junction, 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).
Daniel Junction, Wyoming, USA
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