Hazel Green, Alabama · field elev 814 ft
Density Altitude at Hazel Green (M38)
Hazel Green sits at 814 ft, and even a typical July afternoon (91 °F) only lifts density altitude to about 3,027 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 | 40.9 | −187 ft | 51.9 | 555 ft |
| February | 45.1 | 98 ft | 57.4 | 918 ft |
| March | 53.1 | 634 ft | 66.1 | 1,483 ft |
| April | 61.7 | 1,199 ft | 75.0 | 2,050 ft |
| May | 70.0 | 1,733 ft | 81.5 | 2,456 ft |
| June | 77.2 | 2,188 ft | 87.7 | 2,838 ft |
| July | 80.5 | 2,394 ft | 90.8 | 3,027 ft |
| August | 79.3 | 2,319 ft | 90.5 | 3,009 ft |
| September | 73.5 | 1,955 ft | 85.3 | 2,691 ft |
| October | 62.9 | 1,277 ft | 76.3 | 2,132 ft |
| November | 51.8 | 548 ft | 64.8 | 1,400 ft |
| December | 43.9 | 17 ft | 55.1 | 767 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 M38
DENSITY ALTITUDE
Field elevation 814 ft — the air behaves like 3,039 ft.
- PRESSURE ALT
- 815 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 Alabama fields
- KMDQ — Huntsville Exec Tom Sharp Jr Field
Huntsville · elev 763 ft
- 3M5 — Moontown
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- KHSV — Huntsville International-Carl T Jones Field
Huntsville · elev 629 ft
- KDCU — Pryor Field Regional
Decatur · elev 592 ft
- 5M0 — Hartselle/Morgan County Regional
Hartselle · elev 629 ft
- 4A6 — Scottsboro Municipal-Word Field
Scottsboro · elev 651 ft
- 8A1 — Guntersville Municipal/Joe Starnes Field
Guntersville · elev 615 ft
- 9A4 — Courtland
Courtland · elev 588 ft
Frequently asked questions
How high does density altitude get at M38 in summer?
On a typical July afternoon — around 91 °F at the nearest NOAA normals station — density altitude at Hazel Green reaches roughly 3,027 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 M38 on an average day?
It swings with the seasons: from roughly −187 ft at the coldest month's average temperature to about 2,394 ft at the warmest month's — all from a constant field elevation of 814 ft. The month-by-month table above carries the full year.
What is the field elevation of Hazel Green?
814 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is M38 (FAA), in Hazel Green, Alabama.