The official National Weather Service forecast for International Falls — 48.6011°N, 93.411°W, population 6,575, 138.8 miles from I-35. Forecasts here are written by NWS DLH, this county’s forecast office.
| Koochiching County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 17 | 22 | 36 | 51 | 65 | 74 | 79 | 76 | 68 | 53 | 36 | 22 | 50 |
| Avg low °F | -3 | -2 | 13 | 27 | 40 | 50 | 55 | 53 | 45 | 34 | 20 | 5 | 28 |
| Precip in | 0.9 | 0.8 | 1.1 | 1.9 | 3.1 | 4.0 | 3.6 | 3.1 | 2.9 | 2.7 | 1.4 | 1.1 | 26.6 |
1996–2025 normals for Koochiching County — the climate division International Falls sits in. All-time county record high 97.4°F (2021-06-05); record low -46.8°F (1996-01-20). Source: NOAA / National Weather Service.