Richlawn weather by month
What a typical year looks like in Richlawn, Kentucky: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Louisville International Airport, 12 km from Richlawn; records cover 1872–2026.
The year at a glance
- Precipitation a year
- 48.3 in1228 mm
- Snow a year
- 13 in34 cm
- Last spring freeze
- Apr 3
- First fall freeze
- Nov 2
- Heating degree days
- 3,936
- Cooling degree days
- 1,743
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 96°36° (cooling, 1%).
Month by month
Richlawn in January
Highs average 44°6° and lows 28°−2°, with 3.4 in86 mm of precipitation and 5 in11 cm of snow in a typical January.
- Record high
- 77°25° (1943)
- Record low
- −22°−30° (1994)
- Heating degree days
- 908
- Cooling degree days
- 0
Richlawn in February
Highs average 48°9° and lows 31°−1°, with 3.4 in87 mm of precipitation and 4 in10 cm of snow in a typical February.
- Record high
- 82°28° (2018)
- Record low
- −19°−28° (1951)
- Heating degree days
- 715
- Cooling degree days
- 1
Richlawn in March
Highs average 58°15° and lows 39°4°, with 4.6 in117 mm of precipitation and 2.1 in5.3 cm of snow in a typical March.
- Record high
- 89°32° (2026)
- Record low
- −1°−18° (1960)
- Heating degree days
- 524
- Cooling degree days
- 8
Richlawn in April
Highs average 70°21° and lows 49°9°, with 4.8 in122 mm of precipitation and 0.1 in0.3 cm of snow in a typical April.
- Record high
- 91°33° (1894)
- Record low
- 21°−6° (1875)
- Heating degree days
- 222
- Cooling degree days
- 44
Richlawn in May
Highs average 78°25° and lows 59°15°, with 5.2 in132 mm of precipitation in a typical May.
- Record high
- 98°37° (1911)
- Record low
- 31°−1° (1963)
- Heating degree days
- 59
- Cooling degree days
- 160
Richlawn in June
Highs average 86°30° and lows 67°20°, with 4.3 in108 mm of precipitation in a typical June.
- Record high
- 105°41° (2012)
- Record low
- 42°6° (1966)
- Heating degree days
- 3
- Cooling degree days
- 346
Richlawn in July
Highs average 89°32° and lows 71°22°, with 4.1 in103 mm of precipitation in a typical July.
- Record high
- 107°42° (1901)
- Record low
- 49°9° (1947)
- Heating degree days
- 0
- Cooling degree days
- 462
Richlawn in August
Highs average 88°31° and lows 70°21°, with 3.7 in94 mm of precipitation in a typical August.
- Record high
- 105°41° (1881)
- Record low
- 45°7° (1946)
- Heating degree days
- 0
- Cooling degree days
- 433
Richlawn in September
Highs average 82°28° and lows 62°17°, with 3.7 in93 mm of precipitation in a typical September.
- Record high
- 104°40° (1954)
- Record low
- 33°1° (1949)
- Heating degree days
- 22
- Cooling degree days
- 233
Richlawn in OctoberThis month
Highs average 71°21° and lows 50°10°, with 3.7 in94 mm of precipitation and 0.1 in0.3 cm of snow in a typical October.
- Record high
- 97°36° (2019)
- Record low
- 23°−5° (1925)
- Heating degree days
- 198
- Cooling degree days
- 52
Richlawn in November
Highs average 58°14° and lows 39°4°, with 3.4 in87 mm of precipitation and 0.3 in0.8 cm of snow in a typical November.
- Record high
- 85°29° (2016)
- Record low
- −1°−18° (1950)
- Heating degree days
- 499
- Cooling degree days
- 4
Richlawn in December
Highs average 47°8° and lows 32°0°, with 4.1 in105 mm of precipitation and 2.2 in5.6 cm of snow in a typical December.
- Record high
- 76°24° (1982)
- Record low
- −15°−26° (1989)
- Heating degree days
- 786
- Cooling degree days
- 0