Kansas City weather in May

May in Kansas City: warm, rainy, with clean air — one of the best months to visit.

Updated September 2026 · climate normals from ERA5 reanalysis

Kansas City🇺🇸 United States · Great Lakes & Midwest · City88
  1. 51Jan
  2. 65Feb
  3. 74Mar
  4. 84Apr
  5. 88May
  6. 76Jun
  7. 68Jul
  8. 73Aug
  9. 86Sep
  10. 83Oct
  11. 71Nov
  12. 61Dec

#1 of 12 months in Kansas City · #266 of 1413 destinations to visit in May · comfort 88/100 (tier A)

Days
25°C
Nights
14°C
Wet days
11
Sun
9.7 h
Humidity
70%
Daylight
14 h
Kansas City, United States
Photo: Matthew Chirinos · Pexels

Traveller notes on Kansas City in May

May is the month Kansas City regulars call lovely, and their one qualification is to bring something warm in case it turns cooler than you planned for - the city has had snow in May before, which they are quick to add is atypical. Our row gives the month a 24.6C average high and no snowfall at all, so treat that memory as the outlier it is. What they recommend doing with May is the gardens, because this is when they look their best: the grounds of the Nelson, the Kauffman Memorial Gardens and Loose Park, with the Plaza for everything else. The figure worth planning around is the rain, because 145.6mm across 10.8 days makes May one of the wettest months of the Kansas City year. The record: 13.9C nights, humidity 70 percent and 9.7 hours of sun.
PrettyGardensBringALayer · May · 1 month ago · Read more on Tripadvisor ↗

Other months in Kansas City

Regulars planning an October trip lean hard on the region's harvest calendar rather than a downtown-only itinerary - a day trip to nearby Weston, roughly 45 minutes north, is a recurring recommendation, with an apple festival and an Irish festival both landing in the same window most years. Our row backs crisp, genuinely cool fall weather that suits the outdoor orchard-and-festival plan, 20.6C over 9.2C nights feeling 6C, with 71.2mm of rain across 5.7 days and an early trace of snow, 1.1cm, by month's end. A light jacket for the cooler mornings and evenings is standard advice even on an otherwise mild-feeling day. The record: humidity 64 percent, 8.1 hours of sun, an 18.8 kph wind and one of the cleanest air readings in this project, AQI 31.
OrchardsAndFestsRatherThanACityDay · October · 1 month ago · Read more on Tripadvisor ↗
Locals describe mid-April here as pleasant and the month as a whole as unpredictable day to day, with the advice to bring layers you can take off and put back on. Our row shows why both are true: 19.5C afternoons that read as 17C, 7.4C nights that read as 4C, and a 21.9 kph wind doing all of that subtraction. Spring is also the season they name for thunderstorms and tornado watches, so a forecast check is part of the day rather than a precaution. Rain is 73.2mm across 6.7 days and there is still 1.3cm of snow in the monthly average, which is the tail of winter rather than a likelihood. The record: humidity 63 percent, 9.3 hours of sun and AQI 41.
LayersOffAndOnAgain · April · 1 month ago · Read more on Tripadvisor ↗
Kansas City forum discussions describe January as the coldest month of the year, with an average temperature cited around 31F and roughly 4 days of measurable rain typical for the month. Posters were clear that winter here brings frequent, rapid swings between mild and genuinely cold days, and between wet and dry stretches, rather than settling into one steady pattern. Most of the city's snow falls in January and February, but it was described as usually wet, heavy snow that melts off fairly quickly rather than sticking around, and posters traveling through the region in January consistently recommended checking forecasts daily given how fast conditions can change.
CountryClubPlazaRegular · January · 1 month ago · Read more on Tripadvisor ↗
Asked whether mid-March snow would wreck a trip, locals said the odds are good. "It's rare that we see significant snowfall then" — one poster couldn't recall "a March snowfall of six inches or more in 10+ years" — and "we rarely get snow of any quantity, anytime in the winter." When it does come it "doesn't last very long on the ground, especially not long enough to impede flights or traffic," because "we're usually warming up" by mid-month. The comparison offered for calibration: "Omaha gets much more winter than Kansas City." The exception someone remembered — snow heavy enough to close I-35 — was thirty years ago. Our record agrees: 3.5cm across March, 13.2°C days against 2.6°C nights, and 20.7 kph of wind that does more to the feel than the snow does.
Tripadvisor community · March · 1 month ago · Read more on Tripadvisor ↗

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Kansas City climate normals — May

Daytime high25°C / 76°F🌤 warm
Nighttime low14°C / 57°F
Feels like (high)25°C / 77°F
Rainfall146 mm / 5.7 in🌧 rainy
Rainy days11 days
Humidity70%💧 humid
Dew point12°C / 53°F
Sunshine9.7 h/day
Daylight14.3 h
Wind18 km/h / 11 mph
Air quality (US AQI)50🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Kansas City in May

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

Busyone of its best months for weather(estimated)

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Peak crowdsBusyShoulder seasonQuiet

Best months for Kansas City's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Best weatherKansas City's best weather comes in April, May and September — separate windows, not one continuous season.

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Best weatherFair weatherToughest weather

What's on in Kansas City in May

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Hazard

    Spring storm season

    15 Mar – 15 Jun · usually

    The wettest and stormiest stretch of the year, with hail, tornado warnings and flash flooding on the creeks. Sirens are tested monthly; plan outdoor days with a look at the forecast. Source ↗

What's on around the world in May →

Where is Kansas City?

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Kansas City in May — FAQ

Is May a good time to visit Kansas City?
May in Kansas City: warm, rainy, with clean air — one of the best months to visit. It ranks #1 of 12 months for Kansas City on SeasonMap's comfort score (88/100).
What is the weather like in Kansas City in May?
In May, Kansas City averages a daily high of 24.6°C and a low of 13.9°C, with about 145.6 mm of rain over roughly 10.8 rainy days.
What is the air quality in Kansas City in May?
Kansas City has a mean US Air Quality Index of about 50 in May.