Houston, Texas, United States climate

Average temperatures, precipitation and all-time records for Houston, Texas, United States, with every day graded against ~45 years of local climate history (1981–2026). Its warmest month is August, averaging a high of 95°F, and its coldest is January, with an average low of 40°F.

Houston is the most populous city in the U.S. state of Texas and the Southern United States. It is the fourth-most populous city in the United States, with a population of 2.3 million at the 2020 census. via Wikipedia

How today compares

Latest recorded day: 2026-07-21. Each reading placed on Houston, Texas, United States's own ±7-day seasonal distribution.

High 100°F High · 88th pct

Low 77°F High · 84th pct

Feels-like 108°F Low · 18th pct

Humidity 21.0 g/m³ Normal · 45th pct

Wind 8 mph Below Normal · 38th pct

Precip 0.00 in Dry

Open Houston in the live weather grader →

Notable weather in Houston

In August 2017, Hurricane Harvey stalled over the region and dropped more than 50 inches of rain, a record for a U.S. tropical cyclone, causing catastrophic flooding across Houston. Read more →

Houston average temperatures by month

Typical daily high and low, and average precipitation, for each month in Houston, Texas, United States, based on 1981–2026 records. The wettest month is May (0.20 in on an average day).

Month	Avg high	Avg low	Avg precip
January	61°F	40°F	0.10 in
February	66°F	45°F	0.10 in
March	72°F	51°F	0.10 in
April	79°F	58°F	0.10 in
May	86°F	67°F	0.20 in
June	92°F	73°F	0.20 in
July	93°F	75°F	0.10 in
August	95°F	75°F	0.10 in
September	90°F	71°F	0.20 in
October	83°F	61°F	0.20 in
November	72°F	51°F	0.10 in
December	64°F	44°F	0.10 in

Jan 28°–74°

Feb 32°–77°

Mar 39°–82°

Apr 47°–88°

May 59°–94°

Jun 70°–100°

Jul 72°–101°

Aug 72°–102°

Sep 63°–98°

Oct 50°–91°

Nov 39°–83°

Dec 32°–76°

Each bar spans the 10th-percentile daily low to the 90th-percentile daily high (the range most days fall within), coloured cold → hot on a shared -10°F to 115°F scale, so the whole year's rhythm reads at a glance.

Thinking of visiting Houston?

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Record extremes

Hottest day on record: 113°F on 2000-09-04
Coldest day on record: 10°F on 1989-12-23

All Houston weather records →

Percentiles compare each day to Houston, Texas, United States's own history, so grades are relative to this location: a “Near Record” day here isn't the same temperature as elsewhere. How the grades work →