New Cumberland, West Virginia · field elev 1,226 ft
Density Altitude at Herron (7G1)
Herron sits at 1,226 ft, and even a typical July afternoon (83 °F) only lifts density altitude to about 3,046 ft — heat still trims performance, but the field rarely turns high-and-hot.
Typical density altitude by month
| Month | Avg temp °F | DA at avg temp | Afternoon high °F | DA on a typical afternoon |
|---|---|---|---|---|
| January | 28.8 | −511 ft | 36.3 | 10 ft |
| February | 31.4 | −329 ft | 39.6 | 237 ft |
| March | 39.7 | 243 ft | 49.1 | 878 ft |
| April | 51.5 | 1,038 ft | 62.4 | 1,752 ft |
| May | 61.2 | 1,674 ft | 71.9 | 2,359 ft |
| June | 69.4 | 2,200 ft | 79.4 | 2,829 ft |
| July | 73.2 | 2,441 ft | 82.9 | 3,046 ft |
| August | 71.8 | 2,353 ft | 81.7 | 2,971 ft |
| September | 64.9 | 1,913 ft | 75.1 | 2,560 ft |
| October | 53.4 | 1,163 ft | 63.1 | 1,797 ft |
| November | 42.6 | 441 ft | 50.9 | 998 ft |
| December | 33.7 | −169 ft | 40.6 | 305 ft |
▲ above 5,000 ft · ⚠ above 8,000 ft. These are planning references at standard pressure and dry air — afternoon humidity and low pressure both push the real number higher. Run today's values below.
Run today’s numbers for 7G1
DENSITY ALTITUDE
Field elevation 1,226 ft — the air behaves like 3,052 ft.
- PRESSURE ALT
- 1,227 ft
- ISA DEVIATION
- —
- RULE-OF-THUMB DA
- —
- AIR DENSITY INDEX
- —
- AIR DENSITY
- —
- WATER · GRAINS/LB
- —
For training and reference · verify with official sources and your POH before flight · no tool on this site renders a go / no-go judgment
Nearby West Virginia fields
- KHLG — Wheeling Ohio County
Wheeling · elev 1,194 ft
- KMPG — Marshall County
Moundsville · elev 1,215 ft
- KMGW — Morgantown Municipal/Walter L Bill Hart Field
Morgantown · elev 1,244 ft
- 4G7 — Fairmont Municipal-Frankman Field
Fairmont · elev 1,032 ft
- 6W0 — Wade F Maley Field
Shinnston · elev 997 ft
- 70D — Titus Field
Arthurdale · elev 1,863 ft
- KCKB — North Central West Virginia
Clarksburg · elev 1,224 ft
- KPKB — Mid-Ohio Valley Regional
Parkersburg · elev 859 ft
Frequently asked questions
How high does density altitude get at 7G1 in summer?
On a typical July afternoon — around 83 °F at the nearest NOAA normals station — density altitude at Herron reaches roughly 3,046 ft at standard pressure. Hotter-than-normal days, low pressure, and humidity all push it higher, so run the day's actual numbers before flying.
What is the density altitude at 7G1 on an average day?
It swings with the seasons: from roughly −511 ft at the coldest month's average temperature to about 2,441 ft at the warmest month's — all from a constant field elevation of 1,226 ft. The month-by-month table above carries the full year.
What is the field elevation of Herron?
1,226 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 7G1 (FAA), in New Cumberland, West Virginia.