Houston weather by month
What a typical year looks like in Houston, Texas: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Houston Intercontinental Airport, 22 km from Houston; records cover 1889–2026.
The year at a glance
- Precipitation a year
- 51.8 in1317 mm
- Snow a year
- Rare
- Last spring freeze
- Feb 13
- First fall freeze
- Dec 6
- Heating degree days
- 1,265
- Cooling degree days
- 3,288
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 30°−1° (heating, 99%) and 101°38° (cooling, 1%).
Month by month
Houston in January
Highs average 64°18° and lows 44°7°, with 3.8 in96 mm of precipitation in a typical January.
- Record high
- 85°29° (2022)
- Record low
- 5°−15° (1930)
- Heating degree days
- 366
- Cooling degree days
- 17
Houston in February
Highs average 68°20° and lows 48°9°, with 3 in75 mm of precipitation in a typical February.
- Record high
- 91°33° (1986)
- Record low
- 6°−14° (1899)
- Heating degree days
- 236
- Cooling degree days
- 32
Houston in March
Highs average 74°23° and lows 54°12°, with 3.5 in88 mm of precipitation in a typical March.
- Record high
- 96°36° (1946)
- Record low
- 21°−6° (1943)
- Heating degree days
- 122
- Cooling degree days
- 85
Houston in April
Highs average 80°27° and lows 60°15°, with 4 in100 mm of precipitation in a typical April.
- Record high
- 95°35° (1987)
- Record low
- 31°−1° (1973)
- Heating degree days
- 31
- Cooling degree days
- 179
Houston in May
Highs average 87°31° and lows 68°20°, with 5 in127 mm of precipitation in a typical May.
- Record high
- 99°37° (1996)
- Record low
- 42°6° (2013)
- Heating degree days
- 1
- Cooling degree days
- 384
Houston in June
Highs average 92°34° and lows 74°23°, with 6 in152 mm of precipitation in a typical June.
- Record high
- 107°42° (2013)
- Record low
- 52°11° (1970)
- Heating degree days
- 0
- Cooling degree days
- 540
Houston in July
Highs average 95°35° and lows 76°24°, with 3.8 in96 mm of precipitation in a typical July.
- Record high
- 105°41° (1954)
- Record low
- 62°17° (1972)
- Heating degree days
- 0
- Cooling degree days
- 623
Houston in August
Highs average 95°35° and lows 75°24°, with 4.8 in123 mm of precipitation in a typical August.
- Record high
- 109°43° (2011)
- Record low
- 57°14° (1891)
- Heating degree days
- 0
- Cooling degree days
- 625
Houston in September
Highs average 90°32° and lows 71°21°, with 4.7 in120 mm of precipitation in a typical September.
- Record high
- 109°43° (2000)
- Record low
- 45°7° (1942)
- Heating degree days
- 0
- Cooling degree days
- 465
Houston in OctoberThis month
Highs average 83°28° and lows 61°16°, with 5.5 in139 mm of precipitation in a typical October.
- Record high
- 99°37° (1900)
- Record low
- 29°−2° (1993)
- Heating degree days
- 26
- Cooling degree days
- 239
Houston in November
Highs average 73°23° and lows 52°11°, with 3.9 in98 mm of precipitation in a typical November.
- Record high
- 89°32° (1921)
- Record low
- 19°−7° (1976)
- Heating degree days
- 158
- Cooling degree days
- 70
Houston in December
Highs average 65°19° and lows 46°8°, with 4 in102 mm of precipitation and 0.1 in0.3 cm of snow in a typical December.
- Record high
- 85°29° (1995)
- Record low
- 7°−14° (1989)
- Heating degree days
- 325
- Cooling degree days
- 29