Kansas City, MO Climate & Monthly Averages

Missouri, United States 🇺🇸 · humid subtropical climate
Annual avg
56°
Hottest month
July
Coldest month
January
Rainy days / yr
110
Sunshine
9.1 h/day
Right now: 93° and overcast - see live conditions

The climate of Kansas City

Seasons are the whole story in Kansas City. The gap between an average July and an average January is 27°C - hot, humid summers and generally mild winters - which in practice means 88°F (31°C) afternoons at one end of the calendar and 40°F (4°C) at the other.

Climate quick facts

  • Hottest month: July - highs near 88°F (31°C)
  • Coldest month: January - highs near 40°F (4°C)
  • Decade extremes (2015-2024): 102°F (39°C) high · -18°F (-28°C) low
  • Wettest month: May (15 rainy days) · Sunniest: June (12.2 h sun/day)
  • Climate type: humid subtropical
  • Annual swing: 27°C between the average warmest and coolest month · day to night: 10°C
  • Snow: about 10 days a year
  • Months averaging 30°C or hotter: 3
  • Average humidity: 68%

Temperatures through the year

Overnight lows average at or below freezing for 3 months, December through February. July is the warm end of the year, averaging 88°F (31°C) by day and 71°F (22°C) overnight. January bottoms out at 40°F (4°C) in daylight, 23°F (-5°C) after dark. The gridded 2015-2024 daily record for this location tops out at 102°F (39°C) and bottoms at -18°F (-28°C) - decade extremes, not all-time station records. Average highs hold at or above 30°C for 3 months of the year, June through August being the unbroken run.

Rain, sun and snow

Snow falls on roughly 10 days a year, mostly November through March. May is the wettest month at 6.4 inches (162 mm) over 15 days; February is the driest.

How Kansas City compares

  • Its warmest and coolest months are 27°C apart - a wider seasonal swing than 91% of the 3496 cities we track.

Ranked against every city in our dataset, each measured on the same ten-year window.

Monthly climate table

Monthly averages for Kansas City based on 2015–2024 weather data.
MonthHighLow Rain daysPrecipitation SunshineHumidity
January 40° 23° 8 1.9 in 6.1 h/day 69%
February 44° 25° 6 1.5 in 7.9 h/day 64%
March 56° 37° 9 3.4 in 7.9 h/day 66%
April 65° 45° 11 4.3 in 9.5 h/day 63%
May 75° 57° 15 6.4 in 9.6 h/day 71%
June 86° 67° 11 5.3 in 12.2 h/day 68%
July 88° 71° 11 5.3 in 11.8 h/day 71%
August 86° 69° 11 5.3 in 11.2 h/day 71%
September 82° 64° 7 3.0 in 10.5 h/day 68%
October 68° 50° 8 3.9 in 8.4 h/day 64%
November 54° 38° 7 2.7 in 7.2 h/day 69%
December 45° 29° 6 1.9 in 6.4 h/day 70%

Kansas City month by month

Kansas City weather in January

January brings highs around 40°F (4°C), lows near 23°F (-5°C), about 8 wet days and roughly 3 snowy days - typically the coldest month of the year in Kansas City.

Kansas City weather in February

February brings highs around 44°F (7°C), lows near 25°F (-4°C), about 6 wet days and roughly 2 snowy days - typically the driest month of the year in Kansas City.

Kansas City weather in March

March brings highs around 56°F (14°C), lows near 37°F (3°C), about 9 wet days and roughly 1 snowy days.

Kansas City weather in April

April brings highs around 65°F (19°C), lows near 45°F (7°C), about 11 wet days.

Kansas City weather in May

May brings highs around 75°F (24°C), lows near 57°F (14°C), about 15 wet days - typically the wettest month of the year in Kansas City.

Kansas City weather in June

June brings highs around 86°F (30°C), lows near 67°F (20°C), about 11 wet days - typically the sunniest month of the year in Kansas City.

Kansas City weather in July

July brings highs around 88°F (31°C), lows near 71°F (22°C), about 11 wet days - typically the hottest month of the year in Kansas City.

Kansas City weather in August

August brings highs around 86°F (30°C), lows near 69°F (20°C), about 11 wet days.

Kansas City weather in September

September brings highs around 82°F (28°C), lows near 64°F (18°C), about 7 wet days.

Kansas City weather in October

October brings highs around 68°F (20°C), lows near 50°F (10°C), about 8 wet days.

Kansas City weather in November

November brings highs around 54°F (12°C), lows near 38°F (3°C), about 7 wet days and roughly 1 snowy days.

Kansas City weather in December

December brings highs around 45°F (7°C), lows near 29°F (-1°C), about 6 wet days and roughly 1 snowy days.

Seasons in Kansas City

Spring (March through May)

Spring is crisp but comfortable here - highs near 66°F (19°C), nights near 46°F (8°C), and rain falls on around 35 of the 90 days.

Summer (June through August)

Through summer, Kansas City sits firmly in the heat: 87°F (31°C) by day, 69°F (21°C) after dark, and rain falls on around 33 of the 90 days. Daylight is generous - around 11.7 hours of sun a day. With the moisture factored in, afternoons feel hotter than the reading suggests - the humidity and dew point converter shows why.

Fall (September through November)

Fall in Kansas City stays on the cool side of mild, with daytime highs averaging 68°F (20°C) and nights around 51°F (10°C); expect showers on roughly 22 days across the season.

Winter (December through February)

Winter in Kansas City is brisk and cold, with daytime highs averaging 43°F (6°C) and nights around 26°F (-3°C); expect showers on roughly 20 days across the season, plus about 7 snowy days.

Climate questions, answered

How hot does Kansas City get in summer?
July averages 88°F (31°C). Hot afternoons happen but extremes are not the norm.
How many rainy days does Kansas City get in a year?
About 110 days bring measurable precipitation, totalling 44.9 inches (1140 mm). That works out at roughly 10.4 mm on an average wet day.
How humid does Kansas City get?
Relative humidity averages 68% across the year, which reads as fairly humid. Paired with July heat, muggy afternoons are routine.
Does it freeze in Kansas City?
Average overnight lows sit at or below 0°C in 3 months of the year, December through February.
How many hot months does Kansas City have?
Average highs hold at 30°C or above for 3 months of the year. Outside that, January pulls back to 40°F (4°C).
How cold does Kansas City get in winter?
January nights average 23°F (-5°C). Frost and occasional ice are part of the season.

Best time to visit Kansas City

The best time to visit Kansas City is generally September to November and April, when warm days, manageable rainfall and plenty of daylight line up. Daytime temperatures in that window sit near 67°F (20°C), with rain on about 8 days a month. For the same question asked the other way round, see where else is warm in September.

Pack for Kansas City with light clothing for the warm months, a heavy insulated coat, hat and gloves for winter and a compact umbrella or rain shell. Even in July, lows of 71°F (22°C) make an extra layer worth the space.

Kansas City temperature records (2015-2024)

Highest recorded
102°
in August
Lowest recorded
-18°
in February
Annual precipitation
44.9"
Snowy days / yr
10

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