Weather in September in Pago Pago, Tutuila

< September >
	Normal Max/ High Temperature	29°C (84°F)
	Average Temperature	26°C (79°F)
	Min/ Low Temperature	23°C (73°F)
	Average Sea or Water Temp	27°C(81°F)
	Normal Precipitation	140mm (5.5in)
	Number of Wet Days (probability of rain on a day)	17 (57%)
	Average Sunlight per day	07h 40'
	Average Daylight per day	12h 02'
	Sunny (Cloudy) Daylight Hours	64% (36%)
	Sun altitude at solar noon on the 21st day.	75.1°

• The average sea tempeature is 27 °C (80.6 °F).
• The average temperature in Pago Pago, Tutuila in September is hot at 26 °C (78.8 °F).
• Afternoons can be very hot with average high temperatures reaching 29 °C (84.2 °F).
• Overnight temperatures are generally fairly hot with an average low of 23 °C (73.4 °F).
• The mean daily temperature range/ variation in September is 6 °C (10.8 °F).
• Precipitation averages for September are high with 140mm (5.5 in) recorded across 17 days.
• In September the heavens above Pago Pago, Tutuila are slightly sunny with on balance a welcome 7h 40' of gorgeous solar radiation per day.
• The shortest day is 11h 50' long and the longest day is 12h 14' long with an average length of 12h 02'.
• There are approximately 4h 14' per day when the sun is occluded by cloud, haze, fog etc.
• It is sunny approximately 64.4% of daylight hours and cloudy 35.6% of daylight hours.

Weather Trend Graph for September in Pago Pago, Tutuila, American Samoa