Lake Jackson weather by month
What a typical year looks like in Lake Jackson, Texas: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at FREEPORT 2 NW, 10 km from Lake Jackson; records cover 1959–2026.
The year at a glance
- Precipitation a year
- 49.9 in1268 mm
- Snow a year
- Rare
- Last spring freeze
- Jan 19
- First fall freeze
- Dec 9
- Heating degree days
- 1,040
- Cooling degree days
- 3,386
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 33°1° (heating, 99%) and 96°36° (cooling, 1%).
Month by month
Lake Jackson in January
Highs average 64°18° and lows 46°8°, with 4 in102 mm of precipitation in a typical January.
- Record high
- 83°28° (1965)
- Record low
- 15°−9° (1982)
- Heating degree days
- 321
- Cooling degree days
- 16
Lake Jackson in February
Highs average 67°20° and lows 50°10°, with 2.4 in62 mm of precipitation in a typical February.
- Record high
- 83°28° (1980)
- Record low
- 15°−9° (2021)
- Heating degree days
- 205
- Cooling degree days
- 27
Lake Jackson in March
Highs average 73°23° and lows 56°13°, with 2.9 in74 mm of precipitation in a typical March.
- Record high
- 88°31° (1974)
- Record low
- 25°−4° (1980)
- Heating degree days
- 98
- Cooling degree days
- 82
Lake Jackson in April
Highs average 78°26° and lows 63°17°, with 2.9 in73 mm of precipitation in a typical April.
- Record high
- 95°35° (1987)
- Record low
- 36°2° (1980)
- Heating degree days
- 22
- Cooling degree days
- 185
Lake Jackson in May
Highs average 84°29° and lows 71°21°, with 3.9 in98 mm of precipitation in a typical May.
- Record high
- 98°37° (1984)
- Record low
- 41°5° (1970)
- Heating degree days
- 1
- Cooling degree days
- 385
Lake Jackson in June
Highs average 90°32° and lows 76°25°, with 4.7 in120 mm of precipitation in a typical June.
- Record high
- 103°39° (2012)
- Record low
- 57°14° (1969)
- Heating degree days
- 0
- Cooling degree days
- 541
Lake Jackson in July
Highs average 92°33° and lows 78°26°, with 4.2 in106 mm of precipitation in a typical July.
- Record high
- 101°38° (2026)
- Record low
- 64°18° (1967)
- Heating degree days
- 0
- Cooling degree days
- 617
Lake Jackson in August
Highs average 92°33° and lows 78°26°, with 5 in126 mm of precipitation in a typical August.
- Record high
- 104°40° (1964)
- Record low
- 65°18° (1961)
- Heating degree days
- 0
- Cooling degree days
- 622
Lake Jackson in September
Highs average 89°32° and lows 73°23°, with 7.1 in179 mm of precipitation in a typical September.
- Record high
- 105°41° (2000)
- Record low
- 45°7° (1981)
- Heating degree days
- 0
- Cooling degree days
- 486
Lake Jackson in OctoberThis month
Highs average 83°28° and lows 65°19°, with 4.4 in111 mm of precipitation in a typical October.
- Record high
- 96°36° (1978)
- Record low
- 34°1° (1993)
- Heating degree days
- 15
- Cooling degree days
- 291
Lake Jackson in November
Highs average 74°23° and lows 55°13°, with 4.7 in119 mm of precipitation in a typical November.
- Record high
- 90°32° (1975)
- Record low
- 26°−3° (1959)
- Heating degree days
- 119
- Cooling degree days
- 98
Lake Jackson in December
Highs average 67°19° and lows 49°9°, with 3.8 in97 mm of precipitation in a typical December.
- Record high
- 84°29° (1971)
- Record low
- 13°−11° (1983)
- Heating degree days
- 259
- Cooling degree days
- 36