The official National Weather Service forecast for Saint Helena — 34.5166°N, 77.9155°W, 2.4 miles from I-40. Forecasts here are written by NWS ILM, this county’s forecast office.
| Pender County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 56 | 60 | 67 | 74 | 81 | 87 | 90 | 88 | 83 | 75 | 66 | 59 | 74 |
| Avg low °F | 33 | 37 | 42 | 50 | 59 | 67 | 71 | 70 | 64 | 53 | 42 | 36 | 52 |
| Precip in | 3.4 | 3.5 | 3.6 | 3.7 | 4.3 | 5.5 | 6.4 | 7.2 | 7.4 | 3.5 | 3.4 | 3.7 | 55.6 |
1996–2025 normals for Pender County — the climate division Saint Helena sits in. All-time county record high 103.8°F (1952-06-27); record low -1.8°F (1985-01-21). Source: NOAA / National Weather Service.