September weather forecastMillhaven, Canada
September
Weather in September
September, the first month of the autumn in Millhaven, is also an agreeable month, with an average temperature varying between 20.2°C (68.4°F) and 14°C (57.2°F).Temperature
September brings a slight decrease in the average high-temperature, shifting from a moderately hot 23.6°C (74.5°F) in August to an agreeable 20.2°C (68.4°F). Throughout September, Millhaven witnesses a nighttime temperature average of 14°C (57.2°F).Humidity
The months with the lowest humidity in Millhaven are April, August, September and November, with an average relative humidity of 76%.Rainfall
September is the month with the least rainfall. Rain falls for 13.5 days and accumulates 53mm (2.09") of precipitation.Snowfall
June through September are months without snowfall in Millhaven.Daylight
The average length of the day in September is 12h and 30min.On the first day of the month, sunrise is at 6:30 am and sunset at 7:42 pm. On the last day of September, in Millhaven, sunrise is at 7:04 am and sunset at 6:49 pm EDT.
Sunshine
In September, the average sunshine is 9.6h.UV index
In Millhaven, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 4 in September interprets into the following recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Millhaven, Canada
- Average high temperature in September: 20.2°C
The warmest month (with the highest average high temperature) is July (24.1°C).
The month with the lowest average high temperature is January (-3.2°C).
- Average low temperature in September: 14°C
The month with the highest average low temperature is July (17.7°C).
The coldest month (with the lowest average low temperature) is January (-8.4°C).
Average pressure in September
Millhaven, Canada
- Average pressure in September: 1017.2mbar
The month with the highest atmospheric pressure is November (1018.2mbar).
The month with the lowest atmospheric pressure is June (1012.8mbar).
Average wind speed in September
Millhaven, Canada
- Average wind speed in September: 14.7km/h
The windiest month (with the highest average wind speed) is January (19.5km/h).
The calmest month (with the lowest average wind speed) is July (12.7km/h).
Average humidity in September
Millhaven, Canada
- Average humidity in September: 76%
The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are April, August, September and November (76%).
Average rainfall in September
Millhaven, Canada
- Average rainfall in September: 53mm
The wettest month (with the highest rainfall) is October (92mm).
The driest month (with the least rainfall) is September (53mm).
Average rainfall days in September
Millhaven, Canada
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (7.2 days).
Average snowfall in September
Millhaven, Canada
- Average snowfall in September: 0mm
The month with the highest snowfall is February (164mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Millhaven, Canada
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (17.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Millhaven, Canada
- Average daylight in September: 12h and 30min
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: 9h and 36min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January and February (Average sunshine: 3h and 6min).
Average sunshine days in September
Millhaven, Canada
- Average sunshine days in September: 14.8 days
The month with the most sunshine days is September (14.8 days).
The month with the least sunshine days is January (7.9 days).
Average UV index in September
Millhaven, Canada
- 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 and December (UV index 1).
Average cloud cover in September
Millhaven, Canada
- Average cloud cover in September: 30
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in September
Millhaven, Canada
- Average visibility in September: 10km
The months with the highest visibility are June, July, August, September and October (10km).
The months with the lowest visibility are January and February (8km).





