| < September >
|Normal Max/ High Temperature
|Min/ Low Temperature
|Number of Wet Days (probability of rain on a day)
|Average Sunlight per day
|Average Daylight per day
|Sunny (Cloudy) Daylight Hours
|Sun altitude at solar noon on the 21st day.
- The average temperature in Brownsville, Texas in September is hot at 27.7 °C (81.86 °F).
- Afternoons can be very, very hot with average high temperatures reaching 32.4 °C (90.3 °F).
- Overnight temperatures are generally really warm with an average low of 22.9 °C (73.2 °F).
- In September the mean daily temperature variation/ range is 9.5 °C (17.1 °F).
- The weather in September is a little damp with rain at times. Some 152.4mm (6in) of H2O is dropped across on average 10 days.
- In September the heavens above Brownsville, Texas are slightly sunny with an average of a pleasing 7:58 of resplendent sunshine per day.
- The shortest day is 11:53 long and the longest day is 12:38 long with an average length of 12:15.
- There are approximately 4:10 per day when bright sunshine is absent due to cloud, haze or the sun being too low on the horizon to register.
- It is sunny approximately 65.6% of daylight hours and cloudy 34.4% of daylight hours.
Check the distance to and compare the Brownsville, Texas September averages with somewhere beginning with:
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Weather Trend Graph for September in Brownsville, Texas, Usa
Navigate to September Weather in Locations Surrounding Brownsville, Texas:
- Austin, Tx, Usa - 488.2 kms (303.4 miles) N
- Boerne, Tx, Usa - 450.1 kms (279.7 miles) NNW
- Luling, Tx, Usa - 419.1 kms (260.4 miles) N
- San Antonio, Texas, Usa - 415.2 kms (258 miles) NNW
- Del Rio, Tx, Usa - 516.3 kms (320.8 miles) NW
- Beeville E, Tx, Usa - 278.1 kms (172.8 miles) N
- Alice, Tx, Usa - 238.7 kms (148.3 miles) NNW
- Corpus Christi, Tx, Usa - 207.2 kms (128.8 miles) N
- Laredo, Texas, Usa - 271.4 kms (168.7 miles) NW
- Monterrey, Mexico - 289.8 kms (180.1 miles) W
- Tampico, Tamaulipas, Mexico - 415.6 kms (258.2 miles) S
- Brenham, Tx, Usa - 483.1 kms (300.2 miles) NNE
- Houston, Texas, Usa - 494.1 kms (307 miles) NNE
- Hallettsville, Tx, Usa - 395 kms (245.5 miles) N
- Galveston, Tx, Usa - 456.2 kms (283.5 miles) NE
- Victoria, Tx, Usa - 329.9 kms (205 miles) N