The official National Weather Service forecast for Wrenshall — 46.6169°N, 92.3824°W, 6.1 miles from I-35. Forecasts here are written by NWS DLH, this county’s forecast office.
| Carlton County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 20 | 25 | 38 | 51 | 64 | 74 | 79 | 77 | 69 | 54 | 38 | 24 | 51 |
| Avg low °F | 1 | 4 | 16 | 28 | 39 | 49 | 55 | 54 | 46 | 35 | 22 | 9 | 30 |
| Precip in | 0.8 | 0.9 | 1.5 | 2.5 | 3.2 | 4.5 | 4.0 | 3.5 | 3.1 | 2.9 | 1.6 | 1.4 | 29.9 |
1996–2025 normals for Carlton County — the climate division Wrenshall sits in. All-time county record high 99.9°F (2006-07-16); record low -42.8°F (1972-01-15). Source: NOAA / National Weather Service.