Batavia, Ohio · field elev 844 ft
Density Altitude at Clermont County (I69)
Clermont County sits at 844 ft, and even a typical July afternoon (87 °F) only lifts density altitude to about 2,820 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 | 30.4 | −877 ft | 39.3 | −259 ft |
| February | 33.4 | −667 ft | 43.3 | 14 ft |
| March | 42.3 | −54 ft | 53.7 | 711 ft |
| April | 53.3 | 685 ft | 66.0 | 1,514 ft |
| May | 63.5 | 1,352 ft | 75.9 | 2,143 ft |
| June | 72.3 | 1,916 ft | 83.8 | 2,635 ft |
| July | 75.4 | 2,112 ft | 86.8 | 2,820 ft |
| August | 74.5 | 2,055 ft | 86.1 | 2,777 ft |
| September | 67.0 | 1,578 ft | 79.5 | 2,368 ft |
| October | 54.8 | 784 ft | 67.8 | 1,629 ft |
| November | 44.1 | 68 ft | 54.8 | 784 ft |
| December | 34.5 | −590 ft | 43.2 | 7 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 I69
DENSITY ALTITUDE
Field elevation 844 ft — the air behaves like 2,832 ft.
- PRESSURE ALT
- 845 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
- KLUK — Cincinnati Municipal/Lunken Field
Cincinnati · elev 482 ft
- KGEO — Brown County
Georgetown · elev 958 ft
- KHAO — Butler County Regional/Hogan Field
Hamilton · elev 632 ft
- I68 — Warren County/John Lane Field
Lebanon · elev 898 ft
- 40I — Red Stewart Airfield
Waynesville · elev 955 ft
- I67 — Cincinnati West
Harrison · elev 584 ft
- KMWO — Middletown Regional/Hook Field
Middletown · elev 651 ft
- KILN — Wilmington Air Park
Wilmington · elev 1,077 ft
Frequently asked questions
How high does density altitude get at I69 in summer?
On a typical July afternoon — around 87 °F at the nearest NOAA normals station — density altitude at Clermont County reaches roughly 2,820 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 I69 on an average day?
It swings with the seasons: from roughly −877 ft at the coldest month's average temperature to about 2,112 ft at the warmest month's — all from a constant field elevation of 844 ft. The month-by-month table above carries the full year.
What is the field elevation of Clermont County?
844 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is I69 (FAA), in Batavia, Ohio.