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 correlates with a reduction in the average high-temperature, down from a pleasant 72.3°F (22.4°C) in August to an enjoyable 63.3°F (17.4°C). Moran encounters a significant temperature differential, with an average low-temperature of 37.6°F (3.1°C) during September nights.Humidity
In Moran, Wyoming, the average relative humidity in September is 55%.Rainfall
In Moran, in September, during 10.2 rainfall days, 1.69" (43mm) of precipitation is typically accumulated. In Moran, during the entire year, the rain falls for 111.3 days and collects up to 29.09" (739mm) of precipitation.Snowfall
January through July, September through December are months with snowfall. September is the first month it typically snows. Throughout September, in the average 1.8 snowfall days, it receives 3.35" (85mm) of snow. Throughout the year, there are 153.5 snowfall days, and 167.44" (4253mm) of snow is accumulated.Daylight
In September, the average length of the day is 12h and 29min.On the first day of September in Moran, sunrise is at 6:46 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 7:04 pm MDT.
Sunshine
In Moran, Wyoming, the average sunshine in September is 10.1h.UV index
In Moran, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: In September, an average UV index of 3 transforms into the following instructions:
Heed the precautions - Suggestions to avoid sunburn are made. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How many days does it rain in September?
When does it start snowing?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Moran have in September?
What is the UV index intensity in September?
Average temperature in September
Moran, WY
- Average high temperature in September: 63.3°F
The warmest month (with the highest average high temperature) is July (73.9°F).
The month with the lowest average high temperature is December (21.7°F).
- Average low temperature in September: 37.6°F
The month with the highest average low temperature is July (44.2°F).
The coldest month (with the lowest average low temperature) is December (3.7°F).
Average pressure in September
Moran, WY
- Average pressure in September: 30"Hg
The month with the highest atmospheric pressure is January (30.26"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Moran, WY
- Average wind speed in September: 5.5mph
The windiest month (with the highest average wind speed) is June (6.1mph).
The calmest months (with the lowest average wind speed) are January and December (4.6mph).
Average humidity in September
Moran, WY
- Average humidity in September: 55%
The month with the highest relative humidity is February (93%).
The month with the lowest relative humidity is August (49%).
Average rainfall in September
Moran, WY
- Average rainfall in September: 1.69"
The wettest month (with the highest rainfall) is February (3.54").
The driest months (with the least rainfall) are July and August (1.02").
Average rainfall days in September
Moran, WY
- Average rainfall days in September: 10.2 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (3.5 days).
Average snowfall in September
Moran, WY
- Average snowfall in September: 3.35"
The month with the highest snowfall is February (29.65").
The month with the least snowfall is August (0").
Average snowfall days in September
Moran, WY
- Average snowfall days in September: 1.8 days
The month with the highest number of snowfall days is March (23.8 days).
The months with the least snowfall days are July and August (0.2 days).
Average daylight in September /
Average sunshine in September
Moran, WY
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 10h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).
Average sunshine days in September
Moran, WY
- Average sunshine days in September: 16.7 days
The month with the most sunshine days is September (16.7 days).
The month with the least sunshine days is February (5.2 days).
Average UV index in September
Moran, WY
- Average UV index in September: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).
Average cloud cover in September
Moran, WY
- Average cloud cover in September: 19
The month with the most cloud cover is February (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in September
Moran, WY
- Average visibility in September: 6mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (3mi).
Moran, Wyoming, USA
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