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
In September, the average high-temperature marginally drops from a warm 77.7°F (25.4°C) in August to a pleasant 70.3°F (21.3°C). In Saint Francis, the average low-temperature is 52.3°F (11.3°C).Humidity
The average relative humidity in September is 75%.Rainfall
In Saint Francis, it is raining for 11.5 days, with typically 1.69" (43mm) of accumulated precipitation. Throughout the year, there are 119.4 rainfall days, and 21.57" (548mm) of precipitation is accumulated.Snowfall
In Saint Francis, snow does not fall in June through September.Daylight
In September, the average length of the day in Saint Francis, Minnesota, is 12h and 31min.On the first day of September, sunrise is at 6:35 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 6:56 pm CDT.
Sunshine
In September, the average sunshine is 8.8h.UV index
The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 4 in September interpret into the following advice:
Take precautions - Protection against skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
FAQ
What is the temperature in September in Saint Francis?
What is the average humidity in September in Saint Francis?
How much does it rain in Saint Francis in September?
When it does not snow in Saint Francis?
Does it snow in Saint Francis in September?
How many hours of daylight does Saint Francis have in September?
What time are sunrise and sunset in September in Saint Francis?
How long on average sun shines in September in Saint Francis?
What is the UV index intensity in September in Saint Francis?
Average temperature in September
Saint Francis, MN
- Average high temperature in September: 70.3°F
The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (19.2°F).
- Average low temperature in September: 52.3°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (7°F).
Average pressure in September
Saint Francis, MN
- Average pressure in September: 29.99"Hg
The months with the highest atmospheric pressure are January and February (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in September
Saint Francis, MN
- Average wind speed in September: 7.8mph
The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).
Average humidity in September
Saint Francis, MN
- Average humidity in September: 75%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is April (71%).
Average rainfall in September
Saint Francis, MN
- Average rainfall in September: 1.69"
The wettest month (with the highest rainfall) is June (3.7").
The driest month (with the least rainfall) is January (0.51").
Average rainfall days in September
Saint Francis, MN
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is June (15.5 days).
The month with the least rainy days is February (2.4 days).
Average snowfall in September
Saint Francis, MN
- Average snowfall in September: 0"
The month with the highest snowfall is December (5.39").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Saint Francis, MN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Saint Francis, MN
- Average daylight in September: 12h and 31min
The month with the longest days is June (Average daylight: 15h and 37min).
The month with the shortest days is December (Average daylight: 8h and 47min).
- Average sunshine in September: 8h and 48min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in September
Saint Francis, MN
- Average sunshine days in September: 16.7 days
The month with the most sunshine days is October (18 days).
The month with the least sunshine days is June (11.3 days).
Average UV index in September
Saint Francis, MN
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in September
Saint Francis, MN
- Average cloud cover in September: 35
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in September
Saint Francis, MN
- Average visibility in September: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
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