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 commencement of September indicates a gentle shift in the average high-temperature, receding from August's moderately hot 78.8°F (26°C) to a pleasant 71.4°F (21.9°C). In Mendota, the average nighttime temperature during September is a fresh 53.2°F (11.8°C).Humidity
The average relative humidity in September in Mendota is 74%.Rainfall
In Mendota, during September, the rain falls for 11.7 days and regularly aggregates up to 1.81" (46mm) of precipitation. In Mendota, during the entire year, the rain falls for 119.7 days and collects up to 21.77" (553mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Mendota, the average length of the day in September is 12h and 31min.On the first day of the month, sunrise is at 6:35 am and sunset at 7:49 pm. On the last day of September, in Mendota, sunrise is at 7:10 am and sunset at 6:54 pm CDT.
Sunshine
The average sunshine in September in Mendota is 8.7h.UV index
In September, the average daily maximum UV index in Mendota is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: An average maximum UV index of 4 in September leads to these recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Mendota?
What is the average humidity in September in Mendota?
How much does it rain in Mendota in September?
When it does not snow in Mendota?
Does it snow in Mendota in September?
What is the average length of the day in September in Mendota?
What time are sunrise and sunset in September in Mendota?
How long on average sun shines in September in Mendota?
What is the UV index reading in September in Mendota?
Average temperature in September
Mendota, MN
- Average high temperature in September: 71.4°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (20.5°F).
- Average low temperature in September: 53.2°F
The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (7.5°F).
Average pressure in September
Mendota, MN
- Average pressure in September: 30"Hg
The months with the highest atmospheric pressure are January and February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in September
Mendota, MN
- Average wind speed in September: 7.6mph
The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.7mph).
Average humidity in September
Mendota, MN
- Average humidity in September: 74%
The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are April and May (71%).
Average rainfall in September
Mendota, MN
- Average rainfall in September: 1.81"
The wettest month (with the highest rainfall) is June (3.7").
The driest month (with the least rainfall) is January (0.63").
Average rainfall days in September
Mendota, MN
- Average rainfall days in September: 11.7 days
The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is February (1.8 days).
Average snowfall in September
Mendota, MN
- Average snowfall in September: 0"
The month with the highest snowfall is February (5.63").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Mendota, MN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Mendota, MN
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in September
Mendota, MN
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is June (10.8 days).
Average UV index in September
Mendota, 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
Mendota, MN
- Average cloud cover in September: 34
The month with the most cloud cover is January (Cloud cover 67).
The months with the least cloud cover are July and August (Cloud cover 31).
Average visibility in September
Mendota, 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).
Mendota, Minnesota, USA
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