Weather in September in Houston, Texas

< September >
	Normal Max/ High Temperature	31°C (88°F)
	Average Temperature	26°C (78°F)
	Min/ Low Temperature	20°C (68°F)
	Normal Precipitation	124mm (4.9in)
	Number of Wet Days (probability of rain on a day)	9 (30%)
	Average Sunlight per day	08h 23'
	Average Daylight per day	12h 17'
	Sunny (Cloudy) Daylight Hours	69% (31%)
	Sun altitude at solar noon on the 21st day.	60.5°

The average temperature in Houston, Texas in September is hot at 25.7 °C (78.26 °F).
Afternoons can be very hot with average high temperatures reaching 31.3 °C (88.3 °F).
Overnight temperatures are generally warm with an average low of 19.9 °C (67.8 °F).
In September the variation/ range of daily average temperatures is 11.4 °C (20.5 °F).
Precipitation averages for September are high with 124.2mm (4.9 in) recorded across 9 days.
The blue above Houston, Texas is moderately sunny with on balance a respectable 8h 23' of resplendent sunshine daily.
The shortest day is 11h 50' long and the longest day is 12h 44' long with an average length of 12h 17'.
There are approximately 3h 46' per day when the sun is occluded by cloud, haze, fog etc.
It is sunny approximately 68.9% of daylight hours and cloudy 31.1% of daylight hours.

Weather Trend Graph for September in Houston, Texas, Usa

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