Eustis, Florida · field elev 167 ft
Density Altitude at Mid-Florida (X55)
Mid-Florida sits at 167 ft, and even a typical July afternoon (93 °F) only lifts density altitude to about 2,344 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 | 57.6 | 132 ft | 70.8 | 990 ft |
| February | 60.5 | 323 ft | 74.0 | 1,194 ft |
| March | 64.4 | 577 ft | 79.1 | 1,515 ft |
| April | 69.7 | 919 ft | 83.3 | 1,778 ft |
| May | 76.0 | 1,320 ft | 88.5 | 2,099 ft |
| June | 80.9 | 1,628 ft | 90.8 | 2,240 ft |
| July | 82.7 | 1,740 ft | 92.5 | 2,344 ft |
| August | 82.4 | 1,722 ft | 92.3 | 2,331 ft |
| September | 80.2 | 1,584 ft | 90.0 | 2,191 ft |
| October | 73.5 | 1,162 ft | 84.4 | 1,846 ft |
| November | 66.3 | 700 ft | 78.1 | 1,453 ft |
| December | 60.7 | 336 ft | 72.9 | 1,124 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 X55
DENSITY ALTITUDE
Field elevation 167 ft — the air behaves like 2,374 ft.
- PRESSURE ALT
- 168 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 Florida fields
- X23 — Umatilla Municipal
Umatilla · elev 106 ft
- X61 — Bob White Field
Zellwood · elev 78 ft
- X04 — Orlando Apopka
Apopka · elev 150 ft
- KLEE — Leesburg International
Leesburg · elev 76 ft
- KSFB — Orlando Sanford International
Orlando · elev 55 ft
- KDED — Deland Municipal-Sidney H Taylor Field
Deland · elev 79 ft
- KORL — Orlando Exec
Orlando · elev 113 ft
- 2J8 — Pierson Municipal
Pierson · elev 63 ft
Frequently asked questions
How high does density altitude get at X55 in summer?
On a typical July afternoon — around 93 °F at the nearest NOAA normals station — density altitude at Mid-Florida reaches roughly 2,344 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 X55 on an average day?
It swings with the seasons: from roughly 132 ft at the coldest month's average temperature to about 1,740 ft at the warmest month's — all from a constant field elevation of 167 ft. The month-by-month table above carries the full year.
What is the field elevation of Mid-Florida?
167 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is X55 (FAA), in Eustis, Florida.