Jackson weather by month
What a typical year looks like in Jackson, Kentucky: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Jackson Julian Carroll Airport, 6 km from Jackson; records cover 1981–2026.
The year at a glance
- Precipitation a year
- 51.9 in1318 mm
- Snow a year
- 23 in59 cm
- Last spring freeze
- Apr 8
- First fall freeze
- Oct 30
- Heating degree days
- 4,067
- Cooling degree days
- 1,235
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 9°−13° (heating, 99%) and 93°34° (cooling, 1%).
Month by month
Jackson in January
Highs average 44°7° and lows 27°−3°, with 4 in101 mm of precipitation and 7 in19 cm of snow in a typical January.
- Record high
- 78°26° (2002)
- Record low
- −18°−28° (1985)
- Heating degree days
- 905
- Cooling degree days
- 0
Jackson in February
Highs average 49°9° and lows 31°−1°, with 4.1 in103 mm of precipitation and 7 in17 cm of snow in a typical February.
- Record high
- 80°27° (2018)
- Record low
- −8°−22° (1996)
- Heating degree days
- 710
- Cooling degree days
- 1
Jackson in March
Highs average 58°14° and lows 38°3°, with 4.7 in120 mm of precipitation and 4 in10 cm of snow in a typical March.
- Record high
- 88°31° (2026)
- Record low
- 7°−14° (1996)
- Heating degree days
- 541
- Cooling degree days
- 8
Jackson in April
Highs average 69°21° and lows 47°8°, with 4.5 in115 mm of precipitation and 0.4 in1 cm of snow in a typical April.
- Record high
- 92°33° (1986)
- Record low
- 20°−7° (1982)
- Heating degree days
- 244
- Cooling degree days
- 41
Jackson in May
Highs average 76°24° and lows 56°13°, with 5.2 in131 mm of precipitation in a typical May.
- Record high
- 91°33° (2006)
- Record low
- 30°−1° (2020)
- Heating degree days
- 89
- Cooling degree days
- 109
Jackson in June
Highs average 82°28° and lows 63°17°, with 5.3 in133 mm of precipitation in a typical June.
- Record high
- 104°40° (2012)
- Record low
- 44°7° (1988)
- Heating degree days
- 9
- Cooling degree days
- 235
Jackson in July
Highs average 85°29° and lows 67°19°, with 5.1 in130 mm of precipitation in a typical July.
- Record high
- 101°38° (1988)
- Record low
- 52°11° (1983)
- Heating degree days
- 0
- Cooling degree days
- 334
Jackson in August
Highs average 84°29° and lows 65°19°, with 4.3 in108 mm of precipitation in a typical August.
- Record high
- 101°38° (1988)
- Record low
- 45°7° (1986)
- Heating degree days
- 1
- Cooling degree days
- 306
Jackson in September
Highs average 79°26° and lows 59°15°, with 3.4 in87 mm of precipitation in a typical September.
- Record high
- 98°37° (2019)
- Record low
- 34°1° (1989)
- Heating degree days
- 39
- Cooling degree days
- 161
Jackson in OctoberThis month
Highs average 69°20° and lows 49°9°, with 3.5 in88 mm of precipitation and 0.1 in0.3 cm of snow in a typical October.
- Record high
- 97°36° (2019)
- Record low
- 26°−3° (1981)
- Heating degree days
- 233
- Cooling degree days
- 36
Jackson in November
Highs average 57°14° and lows 39°4°, with 3.5 in89 mm of precipitation and 0.7 in1.8 cm of snow in a typical November.
- Record high
- 84°29° (2016)
- Record low
- 13°−11° (1986)
- Heating degree days
- 511
- Cooling degree days
- 4
Jackson in December
Highs average 48°9° and lows 32°0°, with 4.5 in114 mm of precipitation and 4 in10 cm of snow in a typical December.
- Record high
- 79°26° (1982)
- Record low
- −13°−25° (1989)
- Heating degree days
- 785
- Cooling degree days
- 0