The official National Weather Service forecast for Wisner — 41.9872°N, 96.9142°W, 37.3 miles from I-29.
| Cuming County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 31 | 35 | 49 | 61 | 72 | 82 | 86 | 83 | 78 | 64 | 49 | 35 | 60 |
| Avg low °F | 12 | 15 | 26 | 37 | 49 | 60 | 64 | 62 | 53 | 40 | 27 | 16 | 38 |
| Precip in | 0.7 | 0.7 | 1.6 | 3.0 | 4.3 | 4.6 | 3.0 | 3.7 | 2.8 | 2.2 | 1.1 | 1.0 | 28.7 |
1996–2025 normals for Cuming County — the climate division Wisner sits in. All-time county record high 106.4°F (1995-07-13); record low -28.0°F (2021-02-16). Source: NOAA / National Weather Service.