Lexington, KY Climate & Monthly Averages

Kentucky, United States 🇺🇸 · humid subtropical climate
Annual avg
56°
Hottest month
July
Coldest month
January
Rainy days / yr
138
Sunshine
8.7 h/day
Right now: 86° and partly cloudy - see live conditions

The climate of Lexington

Weather in Lexington is shaped by its humid subtropical climate - expect hot, humid summers and generally mild winters. July afternoons typically reach 86°F (30°C), while January highs hover near 42°F (6°C). Annual precipitation averages 51.4 inches (1305 mm) over about 138 rainy days.

Climate quick facts

  • Hottest month: July - highs near 86°F (30°C)
  • Coldest month: January - highs near 42°F (6°C)
  • Record high: 97°F (36°C) · Record low: -20°F (-29°C) (2015–2024)
  • Wettest month: February (12 rainy days) · Sunniest: June (11.6 h sun/day)
  • Climate type: humid subtropical - hot, humid summers and generally mild winters
  • Snow: about 7 days a year

Temperatures through the year

The warmest stretch of the year centers on July. Highs average 86°F (30°C) and overnight lows stay near 68°F (20°C). The coolest month is January, with typical highs of 42°F (6°C) and lows around 27°F (-3°C). Based on 2015–2024 weather data, temperatures have reached as high as 97°F (36°C) and dropped as low as -20°F (-29°C).

Rain, sun and snow

February is usually the wettest month. It brings about 5.2 inches (133 mm) of rain over 12 days, while October is the driest. June brings the most sunshine, averaging 11.6 hours of sun a day. Snow falls on about 7 days in a typical year, mostly from November through March.

Monthly climate table

Monthly averages for Lexington based on 2015–2024 weather data.
MonthHighLow Rain daysPrecipitation SunshineHumidity
January 42° 27° 12 4.0 in 5.5 h/day 72%
February 48° 30° 12 5.2 in 6.5 h/day 69%
March 56° 37° 12 4.7 in 7.8 h/day 68%
April 65° 45° 13 4.8 in 9.1 h/day 69%
May 75° 56° 14 4.3 in 10.3 h/day 73%
June 83° 64° 12 4.8 in 11.6 h/day 71%
July 86° 68° 14 5.0 in 11.5 h/day 76%
August 84° 66° 12 3.8 in 11.0 h/day 75%
September 80° 62° 8 3.6 in 9.8 h/day 72%
October 69° 50° 10 3.2 in 8.6 h/day 71%
November 55° 39° 9 3.5 in 6.7 h/day 71%
December 48° 33° 11 4.4 in 5.5 h/day 74%

Lexington month by month

Lexington weather in January

January brings highs around 42°F (6°C), lows near 27°F (-3°C), about 12 wet days and roughly 3 snowy days - typically the coldest month of the year in Lexington.

Lexington weather in February

February brings highs around 48°F (9°C), lows near 30°F (-1°C), about 12 wet days and roughly 2 snowy days - typically the wettest month of the year in Lexington.

Lexington weather in March

March brings highs around 56°F (14°C), lows near 37°F (3°C), about 12 wet days and roughly 1 snowy days.

Lexington weather in April

April brings highs around 65°F (18°C), lows near 45°F (7°C), about 13 wet days.

Lexington weather in May

May brings highs around 75°F (24°C), lows near 56°F (14°C), about 14 wet days.

Lexington weather in June

June brings highs around 83°F (28°C), lows near 64°F (18°C), about 12 wet days - typically the sunniest month of the year in Lexington.

Lexington weather in July

July brings highs around 86°F (30°C), lows near 68°F (20°C), about 14 wet days - typically the hottest month of the year in Lexington.

Lexington weather in August

August brings highs around 84°F (29°C), lows near 66°F (19°C), about 12 wet days.

Lexington weather in September

September brings highs around 80°F (27°C), lows near 62°F (16°C), about 8 wet days.

Lexington weather in October

October brings highs around 69°F (20°C), lows near 50°F (10°C), about 10 wet days - typically the driest month of the year in Lexington.

Lexington weather in November

November brings highs around 55°F (13°C), lows near 39°F (4°C), about 9 wet days.

Lexington weather in December

December brings highs around 48°F (9°C), lows near 33°F (1°C), about 11 wet days.

Seasons in Lexington

Spring (March through May)

Spring in Lexington is mild, with daytime highs averaging 65°F (18°C) and nights around 46°F (8°C); expect showers on roughly 39 days across the season.

Summer (June through August)

Summer in Lexington brings hot afternoons, with daytime highs averaging 84°F (29°C) and nights around 66°F (19°C); expect showers on roughly 39 days across the season. With the humidity factored in, afternoons often feel hotter than the thermometer reads - run the numbers through the humidity and dew point converter to see why.

Fall (September through November)

Fall in Lexington is crisp but comfortable, with daytime highs averaging 68°F (20°C) and nights around 50°F (10°C); expect showers on roughly 26 days across the season.

Winter (December through February)

Winter in Lexington is brisk and cold, with daytime highs averaging 46°F (8°C) and nights around 30°F (-1°C); expect showers on roughly 34 days across the season, plus around 5 snowy days.

Climate questions, answered

What is the average temperature in Lexington?
Averaged over all twelve months, Lexington sits at 56°F (14°C) - about 66°F (19°C) by day and 48°F (9°C) after dark.
Is Lexington hot in summer?
Comfortably hot rather than punishing - typical July afternoons reach 86°F (30°C).
Is Lexington cold in winter?
Sub-freezing nights are routine - 27°F (-3°C) is the January average, so pack for winter proper.
How many rainy days does Lexington get in a year?
Roughly 138 wet days a year. February carries the most rain; October the least.

Best time to visit Lexington

The best time to visit Lexington is generally April to June and August to October, when warm days, manageable rainfall and plenty of daylight line up. Daytime temperatures in that window typically sit near 76°F (24°C).

Pack for Lexington with a warm jacket and layers for the cooler season; a compact umbrella or rain shell - showers are a regular feature. Evenings can feel noticeably cooler than afternoons - July nights average 68°F (20°C).

Lexington temperature records (2015-2024)

Highest recorded
97°
in June
Lowest recorded
-20°
in February
Annual precipitation
51.4"
Snowy days / yr
7

Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ.