The official National Weather Service forecast for Joplin — 37.0842°N, 94.5133°W, population 86,679, 4.2 miles from I-44. Forecasts here are written by NWS SGF, this county’s forecast office.
| Jasper County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 45 | 49 | 60 | 69 | 77 | 86 | 90 | 90 | 83 | 71 | 59 | 48 | 69 |
| Avg low °F | 25 | 28 | 37 | 46 | 56 | 65 | 69 | 67 | 59 | 47 | 37 | 28 | 47 |
| Precip in | 2.0 | 2.1 | 3.6 | 4.7 | 6.6 | 5.1 | 3.5 | 3.6 | 3.8 | 4.0 | 3.0 | 2.3 | 44.3 |
1996–2025 normals for Jasper County — the climate division Joplin sits in. All-time county record high 114.3°F (1954-07-14); record low -14.9°F (1989-12-23). Source: NOAA / National Weather Service.