Bluffton, Ohio · field elev 851 ft
Density Altitude at Bluffton (5G7)
Bluffton sits at 851 ft, and even a typical July afternoon (84 °F) only lifts density altitude to about 2,662 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 | 26.4 | −1,150 ft | 33.4 | −658 ft |
| February | 29.4 | −938 ft | 37.1 | −402 ft |
| March | 38.7 | −292 ft | 47.8 | 326 ft |
| April | 50.4 | 500 ft | 61.2 | 1,212 ft |
| May | 61.9 | 1,257 ft | 72.5 | 1,937 ft |
| June | 70.9 | 1,836 ft | 80.9 | 2,464 ft |
| July | 73.9 | 2,026 ft | 84.1 | 2,662 ft |
| August | 71.9 | 1,899 ft | 82.2 | 2,545 ft |
| September | 65.4 | 1,484 ft | 76.4 | 2,183 ft |
| October | 53.8 | 726 ft | 63.8 | 1,381 ft |
| November | 41.7 | −86 ft | 49.9 | 467 ft |
| December | 31.6 | −784 ft | 38.2 | −326 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 5G7
DENSITY ALTITUDE
Field elevation 851 ft — the air behaves like 2,656 ft.
- PRESSURE ALT
- 852 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
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Frequently asked questions
How high does density altitude get at 5G7 in summer?
On a typical July afternoon — around 84 °F at the nearest NOAA normals station — density altitude at Bluffton reaches roughly 2,662 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 5G7 on an average day?
It swings with the seasons: from roughly −1,150 ft at the coldest month's average temperature to about 2,026 ft at the warmest month's — all from a constant field elevation of 851 ft. The month-by-month table above carries the full year.
What is the field elevation of Bluffton?
851 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 5G7 (FAA), in Bluffton, Ohio.