Joplin, Missouri Weather
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Climate of Joplin: monthly averages
Based on 25 years of satellite and reanalysis data (2001-2025), July is usually the hottest month in Joplin, with average daytime highs around 32°C. January is the coolest, when nights typically fall to about -5°C and frost is possible on the coldest nights. That is a wide yearly range of roughly 37°C, so the seasons feel very different from each other.
The area receives about 1170 mm of rain in a typical year. Most of it falls from April to June, August and October (around 54% of the yearly total), and May is the wettest month at roughly 170 mm.
For outdoor plans and travel, September usually offers the most comfortable weather in Joplin, with mild days and relatively little rain.
| Month | Avg high | Avg low | Rainfall | Humidity |
|---|---|---|---|---|
| Jan | 5° | -5° | 56 mm | 81% |
| Feb | 8° | -3° | 58 mm | 80% |
| Mar | 14° | 3° | 98 mm | 78% |
| Apr | 20° | 8° | 128 mm | 76% |
| May | 24° | 14° | 170 mm | 80% |
| Jun | 29° | 19° | 126 mm | 77% |
| Jul | 32° | 21° | 98 mm | 69% |
| Aug | 32° | 21° | 103 mm | 67% |
| Sep | 28° | 16° | 97 mm | 69% |
| Oct | 21° | 8° | 105 mm | 72% |
| Nov | 14° | 2° | 72 mm | 76% |
| Dec | 7° | -3° | 63 mm | 81% |
Source: NASA POWER (MERRA-2 reanalysis), averaged over the roughly 50 km grid area around Joplin. Values describe typical conditions, not a forecast.
About Joplin weather
Joplin is a place in Missouri's humid continental-to-subtropical climate, prone to severe spring storms, located about 224 km south of Kansas City. Joplin gets hot, humid summers (June–August) each year. Joplin closes out the year with cold winters (December–February) with occasional ice storms. This page shows live, auto-refreshing weather for Joplin: current conditions, an hourly breakdown, a 16-day outlook, a date-lookup tool for any past or future date, and real-time air quality, sourced from Open-Meteo. Local timezone: America/Chicago.
Frequently asked questions
Joplin is about 224 km south of Kansas City, in Missouri.
Joplin sees cold winters (December–February) with occasional ice storms.
The live current conditions, hourly forecast and 16-day outlook above are pulled in real time for Joplin's exact coordinates. No fixed schedule, the page updates whenever you load it.
July is usually the hottest month in Joplin, with average daytime highs of about 32°C and nights around 21°C.
The coldest nights come in January, when the average low is about -5°C and daytime highs reach around 5°C. Frost is possible on clear, calm nights.
Joplin receives about 1170 mm of rain in a typical year. May is the wettest month at roughly 170 mm, and the main rainy period is April to June, August and October.
September usually offers the most comfortable weather in Joplin, with mild daytime temperatures and little rain.
In November Joplin typically sees daytime highs near 14°C and lows near 2°C, with about 72 mm of rain over the month and average humidity around 76%. Check the live forecast above for this week's actual conditions.
Up to 16 days ahead using the extended forecast and date picker above; further-out or historical dates use the same date lookup tool.
The current temperature for Joplin updates automatically at the top of this page — scroll to the hourly strip below to see how it's expected to change over the day.
Joplin's day-to-day weather follows the broader pattern of Missouri described above. See the hourly weather forecast or the air quality index for more detail.