Weather in Houston in September
In an average September, Houston sees a daily high around 88°F and a low around 72°F, based on 1980–2026 of local climate records.
| Average high | 88°F |
|---|---|
| Typical high range | 83°F to 93°F |
| Average low | 72°F |
| Typical low range | 66°F to 76°F |
| Average daily precipitation | 0.20 in |
September records
The most extreme September on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total September accumulation.
High
Highest
108°F
2000-09-04
Lowest
69°F
1985-09-30
Low
Highest
83°F
2020-09-01
Lowest
50°F
1981-09-19
Feels-like
Highest
147°F
2023-09-08
Lowest
48°F
1981-09-19
Humidity
Highest
25.2 g/m³
2005-09-26
Lowest
7.6 g/m³
1999-09-23
Wind
Highest
45 mph
2008-09-13
Lowest
4 mph
2003-09-08
Gust
Highest
91 mph
2008-09-13
Lowest
9 mph
1987-09-24
Precip
Wettest
14.95 in
2018
Driest
1.30 in
1989
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