Houston, TX All-Time Weather Extremes
The most extreme temperature, precipitation, and snowfall ever recorded in Houston, from NOAA daily weather observations.
| Temperature | ||
|---|---|---|
| Record High | 109°F (43°C) | August 27, 2023 |
| Record Low | 8.9°F (-13°C) | December 23, 1989 |
| Lowest High | 26°F (-3°C) | December 23, 1989 |
| Highest Low | 84°F (29°C) | September 1, 2020 and August 22, 2023 and August 22, 2024 |
| Highest Mean | 94.5°F (35°C) | August 20, 2023 and August 24, 2023 and August 27, 2023 |
| Lowest Mean | 17.4°F (-8°C) | December 23, 1989 |
| Precipitation | ||
| Max in One Calendar Day | 12.07" (306.6 mm) | August 26, 2017 |
| Max in One Month | 38.87" (987.4 mm) | August 2017 |
| Least in One Month | 0.00" (0.0 mm) | April 2011 |
| Max in One Year | 83.02" (2108.7 mm) | 1979 |
| Least in One Year | 25.40" (645.2 mm) | 2011 |
| Snowfall | ||
| Max in One Calendar Day | 3.0" (7.6 cm) | January 21, 2025 |
| Max in One Month | 3.0" (7.6 cm) | January 2025 |
| Max in One Season | 3.0" (7.6 cm) | 2024-25 |
| Max in One Year | 3.0" (7.6 cm) | 2025 |
| Earliest Snow | 3.0" (7.6 cm) | January 21, 2025 |
| Earliest Measurable Snow | 3.0" (7.6 cm) | January 21, 2025 |
| Latest Snow | 0.1" (0.3 cm) | February 1, 1994 |
| Latest Measurable Snow | 0.1" (0.3 cm) | February 1, 1994 |
| Period of Record | ||
| Temperature | January 1, 1970 – August 1, 2026 | |
| Precipitation | January 1, 1970 – August 1, 2026 | |
| Snowfall | January 1, 1970 – August 1, 2026 | |
Note: Records compiled from NOAA GHCN-Daily observations at HOUSTON WILLIAM P HOBBY AP (12 mi from Houston, TX). Quality-flagged readings are excluded. Monthly and annual totals require substantially complete reporting for “least” records.
Shareable Image Version
Frequently Asked Questions
What is the hottest temperature ever recorded in Houston, TX?
The all-time record high in Houston, TX is 109°F (43°C), set on August 27, 2023.
What is the coldest temperature ever recorded in Houston, TX?
The all-time record low in Houston, TX is 8.9°F (-13°C), set on December 23, 1989.
What is the most rain Houston, TX has ever had in one day?
The most precipitation recorded in one calendar day near Houston, TX is 12.07 inches, on August 26, 2017.
What is the biggest snowfall ever recorded in Houston, TX?
The most snow recorded in one calendar day near Houston, TX is 3.0 inches, on January 21, 2025.
Look Up Extremes by ZIP Code
See the all-time weather extremes for any US location
Houston Weather History
Monthly averages, records, and climate data for Houston
Texas Weather Extremes
Statewide records and extremes for other Texas cities