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 brings a minor shift in the average high-temperature, adjusting from a moderately hot 75.4°F (24.1°C) in August to an enjoyable 67.1°F (19.5°C). Compared to daytime temperatures, Francis's temperature drops significantly, averaging a wintry 41.9°F (5.5°C) during the nights of September.Humidity
The average relative humidity in September is 50%.Rainfall
The month with the least rainfall is September, when the rain falls for 7.8 days and typically collects 0.67" (17mm) of precipitation.Snowfall
January through June, September through December are months with snowfall in Francis. September is the first month it typically snows in Francis. Throughout September, in the average 0.5 snowfall days, it receives 0.59" (15mm) of snow. In Francis, during the entire year, snow falls for 95.1 days and aggregates up to 87.56" (2224mm) of snow.Daylight
The average length of the day in September in Francis, Utah, is 12h and 27min.On the first day of September, sunrise is at 6:53 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 7:08 pm MDT.
Sunshine
In September, the average sunshine is 10.2h.UV index
In Francis, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: A maximum high daily UV index of 3 during September translates into the following directions:
Ensure safety - Imperative it is to shield skin and eyes from damage. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the average September temperature in Francis?
What is the average humidity in September in Francis?
What is the driest month in Francis?
How many days does it rain in September in Francis?
When does it start snowing in Francis?
What is the average length of the day in September in Francis?
When is the sunrise / sunset in September in Francis?
How long on average sun shines in September in Francis?
What is the UV index intensity in September in Francis?
Average temperature in September
Francis, UT
- Average high temperature in September: 67.1°F
The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is December (27.3°F).
- Average low temperature in September: 41.9°F
The month with the highest average low temperature is July (50.5°F).
The coldest month (with the lowest average low temperature) is January (9.5°F).
Average pressure in September
Francis, UT
- Average pressure in September: 29.95"Hg
The month with the highest atmospheric pressure is January (30.27"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in September
Francis, UT
- Average wind speed in September: 5.6mph
The windiest month (with the highest average wind speed) is June (6.3mph).
The calmest month (with the lowest average wind speed) is January (4.8mph).
Average humidity in September
Francis, UT
- Average humidity in September: 50%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (45%).
Average rainfall in September
Francis, UT
- Average rainfall in September: 0.67"
The wettest months (with the highest rainfall) are February and December (2.13").
The driest month (with the least rainfall) is September (0.67").
Average rainfall days in September
Francis, UT
- Average rainfall days in September: 7.8 days
The month with the highest number of rainy days is May (11.6 days).
The month with the least rainy days is November (4 days).
Average snowfall in September
Francis, UT
- Average snowfall in September: 0.59"
The month with the highest snowfall is December (17.24").
The months with the least snowfall are July and August (0").
Average snowfall days in September
Francis, UT
- Average snowfall days in September: 0.5 days
The month with the highest number of snowfall days is February (18.5 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Francis, UT
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 10h and 1min
The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).
Average sunshine days in September
Francis, UT
- Average sunshine days in September: 19.3 days
The months with the most sunshine days are June and October (20.3 days).
The month with the least sunshine days is February (9.2 days).
Average UV index in September
Francis, UT
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in September
Francis, UT
- Average cloud cover in September: 13
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 11).
Average visibility in September
Francis, UT
- Average visibility in September: 6mi
The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (4mi).
Francis, Utah, USA
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