Weather in September in Jamestown

< September >
	Normal Max/ High Temperature	22°C (72°F)
	Average Temperature	20°C (68°F)
	Min/ Low Temperature	17°C (63°F)
	Normal Precipitation	5mm (0.2in)
	Number of Wet Days (probability of rain on a day)	2 (7%)
	Average Daylight per day	12h 02'
	Sun altitude at solar noon on the 21st day.	73.4°

• The average temperature in Jamestown in September is warm at 20 °C (68 °F).
• Afternoons can be really warm with average high temperatures reaching 22 °C (71.6 °F).
• Overnight temperatures are generally very mild with an average low of 17 °C (62.6 °F).
• In September there is a variation/ range of daily average temperatures of 5 °C (9 °F).
• Precipitation averages for September are low with 5mm (0.2 in) recorded across 2 days.
• The shortest day is 11h 48' long and the longest day is 12h 15' long with an average length of 12h 02'.

Weather Trend Graph for September in Jamestown, Saint Helena