Cleveland, Tennessee · field elev 866 ft
Density Altitude at Cleveland Regional Jetport (KRZR)
Cleveland Regional Jetport sits at 866 ft, and even a typical July afternoon (89 °F) only lifts density altitude to about 2,981 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 | 39.7 | −204 ft | 50.0 | 492 ft |
| February | 43.6 | 61 ft | 54.6 | 798 ft |
| March | 50.8 | 546 ft | 62.7 | 1,328 ft |
| April | 59.5 | 1,120 ft | 72.4 | 1,949 ft |
| May | 67.5 | 1,637 ft | 79.5 | 2,395 ft |
| June | 75.1 | 2,120 ft | 86.1 | 2,803 ft |
| July | 78.4 | 2,327 ft | 89.0 | 2,981 ft |
| August | 77.6 | 2,277 ft | 88.4 | 2,944 ft |
| September | 71.6 | 1,898 ft | 83.0 | 2,613 ft |
| October | 60.3 | 1,172 ft | 73.0 | 1,987 ft |
| November | 49.0 | 425 ft | 61.3 | 1,237 ft |
| December | 42.4 | −20 ft | 52.6 | 665 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 KRZR
DENSITY ALTITUDE
Field elevation 866 ft — the air behaves like 2,981 ft.
- PRESSURE ALT
- 867 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 Tennessee fields
- KFGU — Collegedale Municipal
Collegedale · elev 860 ft
- KMMI — Mcminn County
Athens · elev 874 ft
- 2A0 — Mark Anton
Dayton · elev 718 ft
- KCHA — Lovell Field
Chattanooga · elev 683 ft
- 1A3 — Martin Campbell Field
Copperhill · elev 1,789 ft
- KMNV — Monroe County
Madisonville · elev 1,031 ft
- KAPT — Marion County/Brown Field
Jasper · elev 641 ft
- KRKW — Rockwood Municipal
Rockwood · elev 1,664 ft
Frequently asked questions
How high does density altitude get at KRZR in summer?
On a typical July afternoon — around 89 °F at the nearest NOAA normals station — density altitude at Cleveland Regional Jetport reaches roughly 2,981 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 KRZR on an average day?
It swings with the seasons: from roughly −204 ft at the coldest month's average temperature to about 2,327 ft at the warmest month's — all from a constant field elevation of 866 ft. The month-by-month table above carries the full year.
What is the field elevation of Cleveland Regional Jetport?
866 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KRZR (ICAO) / RZR (FAA), in Cleveland, Tennessee.