Johnson County (Overland Park)
May
Weather in Johnson County, Kansas for May 2026
Your guide to Johnson County weather in May - trends and predictions
In general, the average temperature in Johnson County at the beginning of May is 20.4 °F. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 22.7 °F by the end of May.
The climate of Johnson County in May is notably wet, with an average of 15 rainy days, and a total of 175.8 mm of precipitation.
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Temperatures
Rain 🌧️
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16
Dry days
15
Rainy days
0
Snow days
22°/13°
Temperatures
18 km/h
Avg max wind
77 %
Avg humidity
Johnson County Weather May
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Temperatures trend during May in Johnson County
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May weather in Johnson County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Patchy light rain with thunder | 22° /15° | 4.5 mm | 5 | |
| May 2 |  Moderate or heavy rain with thunder | 19° /12° | 10.3 mm | 5 | |
| May 3 |  Sunny | 21° /9° | 0 mm | 6 | |
| May 4 | Moderate or heavy rain with thunder | 19° /10° | 3.8 mm | 5 | |
| May 5 |  Overcast | 19° /9° | 0 mm | 5 | |
| May 6 |  Light rain shower | 23° /11° | 22.4 mm | 5 | |
| May 7 | Overcast | 20° /13° | 6.8 mm | 5 | |
| May 8 |  Partly cloudy | 19° /12° | 0 mm | 5 | |
| May 9 |  Patchy light drizzle | 22° /11° | 0.5 mm | 5 | |
| May 10 |  Mist | 24° /11° | 0 mm | 6 | |
| May 11 | Partly cloudy | 26° /14° | 0 mm | 7 | |
| May 12 | Light rain shower | 24° /14° | 3.7 mm | 6 | |
| May 13 | Moderate or heavy rain with thunder | 25° /15° | 7.3 mm | 6 | |
| May 14 | Light rain shower | 25° /15° | 0.7 mm | 6 | |
| May 15 | Patchy rain possible | 26° /14° | 0 mm | 6 | |
| May 16 | Light rain shower | 26° /15° | 9.1 mm | 6 | |
| May 17 | Light rain shower | 23° /13° | 1.6 mm | 5 | |
| May 18 | Fog | 23° /15° | 39.2 mm | 6 | |
| May 19 |  Thundery outbreaks possible | 26° /17° | 78.2 mm | 6 | |
| May 20 | Partly cloudy | 21° /9° | 16.2 mm | 6 | |
| May 21 | Sunny | 24° /10° | 0 mm | 7 | |
| May 22 | Partly cloudy | 22° /10° | 0.2 mm | 6 | |
| May 23 | Partly cloudy | 25° /12° | 0.1 mm | 6 | |
| May 24 |  Moderate or heavy rain shower | 21° /14° | 10.3 mm | 5 | |
| May 25 | Overcast | 21° /12° | 13.8 mm | 5 | |
| May 26 | Partly cloudy | 20° /13° | 51.9 mm | 5 | |
| May 27 | Mist | 22° /12° | 0 mm | 5 | |
| May 28 | Sunny | 23° /13° | 0 mm | 6 | |
| May 29 | Patchy rain possible | 23° /14° | 14.4 mm | 5 | |
| May 30 | Moderate rain at times | 25° /14° | 4 mm | 6 | |
| May 31 | Moderate or heavy rain shower | 25° /15° | 9.6 mm | 6 | |
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Important Notice
Our weather forecast for Johnson County in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Johnson County forecast closer to your planned date for the most up-to-date weather information.
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Johnson County in May - FAQ
What are the expected maximum and minimum temperatures in Johnson County during May?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Johnson County during May?
Significant rainfall exceeding 175.8 mm is expected in Johnson County during May, occurring over more than 15 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Johnson County during May?
The average wind speed in Johnson County during May is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Johnson County
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UV exposure in Johnson County during May
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Where is Johnson County?Get accurate weather forecasts for Johnson County, located at latitude 38.982 and longitude -94.671. Stay updated with localized weather information tailored for Johnson County.
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