Baltimore, Maryland · field elev 14 ft
Density Altitude at Essex Skypark (W48)
Essex Skypark sits at 14 ft, and even a typical July afternoon (90 °F) only lifts density altitude to about 2,011 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 | 36.9 | −1,459 ft | 43.7 | −991 ft |
| February | 39.4 | −1,286 ft | 46.8 | −780 ft |
| March | 46.9 | −773 ft | 55.2 | −216 ft |
| April | 57.5 | −63 ft | 66.8 | 544 ft |
| May | 67.0 | 557 ft | 75.9 | 1,126 ft |
| June | 76.6 | 1,171 ft | 85.4 | 1,721 ft |
| July | 81.5 | 1,479 ft | 90.1 | 2,011 ft |
| August | 79.1 | 1,328 ft | 87.3 | 1,839 ft |
| September | 72.5 | 910 ft | 80.4 | 1,410 ft |
| October | 60.7 | 147 ft | 68.8 | 673 ft |
| November | 50.1 | −557 ft | 57.6 | −57 ft |
| December | 41.3 | −1,155 ft | 48.0 | −698 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 W48
DENSITY ALTITUDE
Field elevation 14 ft — the air behaves like 2,005 ft.
- PRESSURE ALT
- 15 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 Maryland fields
- KMTN — Martin State
Baltimore · elev 22 ft
- KBWI — Baltimore/Washington International Thurgood Marshall
Baltimore · elev 143 ft
- W42 — Fallston
Fallston · elev 460 ft
- W29 — Bay Bridge
Stevensville · elev 15 ft
- KFME — Fort Meade Exec
Fort Meade (Odenton) · elev 150 ft
- KANP — Lee
Annapolis · elev 34 ft
- 3W3 — Kentmorr Airpark
Stevensville · elev 10 ft
- 0W3 — Harford County
Churchville · elev 412 ft
Frequently asked questions
How high does density altitude get at W48 in summer?
On a typical July afternoon — around 90 °F at the nearest NOAA normals station — density altitude at Essex Skypark reaches roughly 2,011 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 W48 on an average day?
It swings with the seasons: from roughly −1,459 ft at the coldest month's average temperature to about 1,479 ft at the warmest month's — all from a constant field elevation of 14 ft. The month-by-month table above carries the full year.
What is the field elevation of Essex Skypark?
14 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is W48 (FAA), in Baltimore, Maryland.