Houston Sets Record with Most 90-Degree Days in 2025
Houston experienced an unprecedented weather pattern in 2025, with the city recording the highest number of 90-degree days in its history. According to the National Weather Service (NWS), 2025 registered 145 days of temperatures at or above 90 degrees Fahrenheit, surpassing the previous record of 142 days set in 2011.
Record-Breaking Heat in Houston
This summer, Houston saw high temperatures much more frequently than usual. For every five days, two registered temperatures of at least 90 degrees, marking a significant trend in escalating summer heat.
Average Temperatures
2025 was noted as Houston’s second-warmest year on record, with an average temperature of 73 degrees Fahrenheit. This figure is nearly 3 degrees above the normal average temperature. The hottest year on record remains 2024, at 73.1 degrees.
Historical Context
Records for the Houston region have been maintained since 1889. The three warmest years on record have all occurred within the last three years, showcasing an alarming trend in rising temperatures.
High Temperature Records
- 25 days recorded high maximum temperature records.
- 22 days saw records for high minimum temperatures broken.
Cameron Batiste, a meteorologist with NWS Houston/Galveston, explained that nighttime temperatures were also warmer than usual, a typical sign of summer conditions.
Precipitation Levels
In terms of rainfall, 2025 was drier than average, with Southeast Texas receiving about 39 inches of rain, nearly 13 inches below what is considered normal. The wettest day of the year occurred on October 25, when just under 3 inches of rain fell in Houston.
This data highlights a concerning shift in Houston’s climate, as summers continue to heat up and precipitation patterns change. The implications for residents and the local environment are significant and warrant further attention.
