Toledo, Ohio · field elev 623 ft
Density Altitude at Toledo Exec (KTDZ)
Toledo Exec sits at 623 ft, and even a typical July afternoon (85 °F) only lifts density altitude to about 2,415 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 | 26.9 | −1,400 ft | 33.6 | −929 ft |
| February | 29.1 | −1,244 ft | 36.4 | −734 ft |
| March | 37.9 | −631 ft | 46.5 | −44 ft |
| April | 49.7 | 171 ft | 59.5 | 820 ft |
| May | 61.2 | 931 ft | 71.2 | 1,575 ft |
| June | 71.0 | 1,562 ft | 80.7 | 2,173 ft |
| July | 74.7 | 1,797 ft | 84.6 | 2,415 ft |
| August | 72.8 | 1,677 ft | 82.4 | 2,279 ft |
| September | 65.6 | 1,216 ft | 75.8 | 1,866 ft |
| October | 54.1 | 464 ft | 63.6 | 1,087 ft |
| November | 42.2 | −336 ft | 50.2 | 205 ft |
| December | 32.0 | −1,041 ft | 38.3 | −603 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 KTDZ
DENSITY ALTITUDE
Field elevation 623 ft — the air behaves like 2,440 ft.
- PRESSURE ALT
- 624 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
- 1G0 — Wood County Regional
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- KTOL — Eugene F Kranz Toledo Express
Toledo · elev 684 ft
- 14G — Fremont
Fremont · elev 663 ft
- KFZI — Donald P Miller
Fostoria · elev 752 ft
- S24 — Sandusky County Regional
Fremont · elev 665 ft
- 6D7 — Deshler Municipal Landing Strip
Deshler · elev 706 ft
- KPCW — Erie-Ottawa International
Port Clinton · elev 590 ft
- 7W5 — Henry County
Napoleon · elev 683 ft
Frequently asked questions
How high does density altitude get at KTDZ in summer?
On a typical July afternoon — around 85 °F at the nearest NOAA normals station — density altitude at Toledo Exec reaches roughly 2,415 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 KTDZ on an average day?
It swings with the seasons: from roughly −1,400 ft at the coldest month's average temperature to about 1,797 ft at the warmest month's — all from a constant field elevation of 623 ft. The month-by-month table above carries the full year.
What is the field elevation of Toledo Exec?
623 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KTDZ (ICAO) / TDZ (FAA), in Toledo, Ohio.