September weather forecastPefferlaw, Canada
September
Weather in September
The first month of the autumn, September, is also an agreeable month in Pefferlaw, Canada, with an average temperature varying between 11.2°C (52.2°F) and 20.1°C (68.2°F).Temperature
Pefferlaw in September experiences a gentle temperature dip, with average high-temperatures reducing from a warm 23.4°C (74.1°F) in August to a pleasant 20.1°C (68.2°F). Pefferlaw cools down to an average low-temperature of 11.2°C (52.2°F) throughout the month of September.Humidity
The average relative humidity in September is 80%.Rainfall
In Pefferlaw, during September, the rain falls for 13.8 days and regularly aggregates up to 52mm (2.05") of precipitation. Throughout the year, in Pefferlaw, there are 138.5 rainfall days, and 652mm (25.67") of precipitation is accumulated.Snowfall
In Pefferlaw, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 30min.On the first day of the month, sunrise is at 6:40 am and sunset at 7:52 pm. On the last day of September, sunrise is at 7:14 am and sunset at 6:58 pm EDT.
Sunshine
In Pefferlaw, the average sunshine in September is 8.5h.UV index
The average daily maximum UV index in September in Pefferlaw is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, a regular UV index of 4 translates into these guidelines:
Guard yourself - Precautionary measures against sun damage are advocated. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Pefferlaw, Canada
- Average high temperature in September: 20.1°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 (-4.7°C).
- Average low temperature in September: 11.2°C
The month with the highest average low temperature is July (14.9°C).
The coldest month (with the lowest average low temperature) is January (-11.2°C).
Average pressure in September
Pefferlaw, Canada
- Average pressure in September: 1016.8mbar
The month with the highest atmospheric pressure is March (1018.3mbar).
The month with the lowest atmospheric pressure is June (1013mbar).
Average wind speed in September
Pefferlaw, Canada
- Average wind speed in September: 11.7km/h
The windiest month (with the highest average wind speed) is April (16.4km/h).
The calmest month (with the lowest average wind speed) is July (10.7km/h).
Average humidity in September
Pefferlaw, Canada
- Average humidity in September: 80%
The months with the highest relative humidity are January and February (90%).
The months with the lowest relative humidity are April and May (78%).
Average rainfall in September
Pefferlaw, Canada
- Average rainfall in September: 52mm
The wettest month (with the highest rainfall) is July (79mm).
The driest month (with the least rainfall) is February (26mm).
Average rainfall days in September
Pefferlaw, Canada
- Average rainfall days in September: 13.8 days
The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is January (4 days).
Average snowfall in September
Pefferlaw, Canada
- Average snowfall in September: 0mm
The month with the highest snowfall is December (131mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Pefferlaw, Canada
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Pefferlaw, 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: 8h and 30min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 12min).
Average sunshine days in September
Pefferlaw, Canada
- Average sunshine days in September: 13.6 days
The month with the most sunshine days is March (16.5 days).
The month with the least sunshine days is August (10.3 days).
Average UV index in September
Pefferlaw, 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, November and December (UV index 1).
Average cloud cover in September
Pefferlaw, Canada
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in September
Pefferlaw, Canada
- Average visibility in September: 9km
The months with the highest visibility are March, April, May, June, July, August, September, October and November (9km).
The months with the lowest visibility are January, February and December (8km).
