September weather forecastSayabec, Canada
September
Weather in September
September, the first month of the autumn in Sayabec, is also a moderate month, with an average temperature varying between 9.6°C (49.3°F) and 14.4°C (57.9°F).Temperature
The shift from August to September includes a minor decrease in the average high-temperature, lightly dropping from a refreshing 18.8°C (65.8°F) to a mild 14.4°C (57.9°F). Sayabec, during the September nights, maintains an average temperature of 9.6°C (49.3°F), closely aligned with its daytime readings.Humidity
In Sayabec, the average relative humidity in September is 79%.Rainfall
In Sayabec, during September, the rain falls for 12.9 days and regularly aggregates up to 59mm (2.32") of precipitation. Throughout the year, in Sayabec, there are 123.2 rainfall days, and 638mm (25.12") of precipitation is accumulated.Snowfall
In Sayabec, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 34min.On the first day of the month, sunrise is at 5:49 am and sunset at 7:12 pm. On the last day of September, sunrise is at 6:29 am and sunset at 6:11 pm EDT.
Sunshine
The average sunshine in September in Sayabec is 7.7h.UV index
In September, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, the maximum UV index of 3 suggests these recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Sayabec, Canada
- Average high temperature in September: 14.4°C
The warmest month (with the highest average high temperature) is July (19°C).
The month with the lowest average high temperature is January (-7.4°C).
- Average low temperature in September: 9.6°C
The months with the highest average low temperature are July and August (13.7°C).
The coldest month (with the lowest average low temperature) is January (-12.4°C).
Average pressure in September
Sayabec, Canada
- Average pressure in September: 1015.3mbar
The month with the highest atmospheric pressure is March (1015.6mbar).
The month with the lowest atmospheric pressure is July (1011.1mbar).
Average wind speed in September
Sayabec, Canada
- Average wind speed in September: 16.8km/h
The windiest month (with the highest average wind speed) is January (21.2km/h).
The calmest month (with the lowest average wind speed) is July (13.7km/h).
Average humidity in September
Sayabec, Canada
- Average humidity in September: 79%
The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are May and June (77%).
Average rainfall in September
Sayabec, Canada
- Average rainfall in September: 59mm
The wettest month (with the highest rainfall) is August (75mm).
The driest month (with the least rainfall) is February (36mm).
Average rainfall days in September
Sayabec, Canada
- Average rainfall days in September: 12.9 days
The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is February (3.4 days).
Average snowfall in September
Sayabec, Canada
- Average snowfall in September: 0mm
The month with the highest snowfall is February (152mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Sayabec, Canada
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Sayabec, Canada
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in September: 7h and 42min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 12min).
Average sunshine days in September
Sayabec, Canada
- Average sunshine days in September: 15.3 days
The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is January (12.2 days).
Average UV index in September
Sayabec, Canada
- Average UV index in September: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in September
Sayabec, Canada
- Average cloud cover in September: 41
The month with the most cloud cover is January (Cloud cover 79).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in September
Sayabec, Canada
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (9km).
The month with the lowest visibility is January (8km).
