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
A mild drop in Francis's average high-temperature is observed in September, transitioning from a moderately hot 75.4°F (24.1°C) in August to an enjoyable 67.1°F (19.5°C). A noteworthy thermal contrast characterizes Francis's September nights, with temperatures averaging at a cold 41.9°F (5.5°C).Humidity
In September, the average relative humidity is 50%.Rainfall
September is the month with the least rainfall. Rain falls for 7.8 days and accumulates 0.67" (17mm) of precipitation.Snowfall
Months with snowfall are January through June, September through December. September is the first month it typically snows. Throughout September, in the average 0.5 snowfall days, it receives 0.59" (15mm) of snow. Throughout the year, there are 95.1 snowfall days, and 87.56" (2224mm) of snow is accumulated.Daylight
The average length of the day in September is 12h and 27min.On the first day of the month, sunrise is at 6:53 am and sunset at 7:56 pm. On the last day of September, sunrise is at 7:21 am and sunset at 7:08 pm MDT.
Sunshine
The average sunshine in September is 10.2h.UV index
The average daily maximum UV index in September in Francis is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: In September, a regular UV index of 3 translates into these guidelines:
Exercise prevention - Warding off sunburn is urged. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Francis in September?
What is the average humidity in September?
What is the driest month?
How many days does it rain in September in Francis?
When does it start snowing?
How many hours of daylight does Francis have in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index intensity in September?
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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