Weather in September in Stephenville, Nf

< September >
	Normal Max/ High Temperature	16°C (60°F)
	Average Temperature	12°C (54°F)
	Min/ Low Temperature	8°C (47°F)
	Normal Precipitation	112mm (4.4in)
	Average Daylight per day	12h 32'
	Sun altitude at solar noon on the 21st day.	42°

• The average temperature in Stephenville, Nf in September is quite mild at 12 °C (53.6 °F).
• Afternoons can be very mild with average high temperatures reaching 15.8 °C (60.4 °F).
• Overnight temperatures are generally a little cool with an average low of 8.1 °C (46.6 °F).
• The mean daily temperature range/ variation in September is 7.7 °C (13.9 °F).
• Precipitation averages for September are high with 111.7mm (4.4 in) recorded.
• The shortest day is 11h 39' long and the longest day is 13h 24' long with an average length of 12h 32'.

Weather Trend Graph for September in Stephenville, Nf, Canada