Bellefontaine, Ohio · field elev 1,122 ft
Density Altitude at Bellefontaine Regional (KEDJ)
Bellefontaine Regional sits at 1,122 ft, and even a typical July afternoon (83 °F) only lifts density altitude to about 2,900 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 | 25.5 | −874 ft | 33.5 | −313 ft |
| February | 28.4 | −669 ft | 37.1 | −64 ft |
| March | 38.0 | −2 ft | 47.5 | 642 ft |
| April | 49.8 | 796 ft | 60.7 | 1,513 ft |
| May | 60.9 | 1,526 ft | 71.3 | 2,193 ft |
| June | 69.7 | 2,092 ft | 79.5 | 2,708 ft |
| July | 72.8 | 2,288 ft | 82.6 | 2,900 ft |
| August | 71.4 | 2,200 ft | 81.3 | 2,820 ft |
| September | 65.2 | 1,804 ft | 76.0 | 2,490 ft |
| October | 53.1 | 1,015 ft | 63.7 | 1,707 ft |
| November | 41.0 | 203 ft | 49.9 | 803 ft |
| December | 31.0 | −487 ft | 38.4 | 25 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 KEDJ
DENSITY ALTITUDE
Field elevation 1,122 ft — the air behaves like 2,925 ft.
- PRESSURE ALT
- 1,123 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 Ohio fields
- I74 — Grimes Field
Urbana · elev 1,068 ft
- I95 — Hardin County
Kenton · elev 1,029 ft
- KSCA — Sidney Municipal
Sidney · elev 1,044 ft
- 38I — Cook
Urbana · elev 1,150 ft
- I54 — Mad River Airpark
Tremont City · elev 958 ft
- KAOH — Lima Allen County
Lima · elev 975 ft
- KAXV — Neil Armstrong
Wapakoneta · elev 912 ft
- KMRT — Union County
Marysville · elev 1,021 ft
Frequently asked questions
How high does density altitude get at KEDJ in summer?
On a typical July afternoon — around 83 °F at the nearest NOAA normals station — density altitude at Bellefontaine Regional reaches roughly 2,900 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 KEDJ on an average day?
It swings with the seasons: from roughly −874 ft at the coldest month's average temperature to about 2,288 ft at the warmest month's — all from a constant field elevation of 1,122 ft. The month-by-month table above carries the full year.
What is the field elevation of Bellefontaine Regional?
1,122 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KEDJ (ICAO) / EDJ (FAA), in Bellefontaine, Ohio.