Rome, Georgia · field elev 644 ft
Density Altitude at Richard B Russell Regional - J H Towers Field (KRMG)
Richard B Russell Regional - J H Towers Field sits at 644 ft, and even a typical July afternoon (91 °F) only lifts density altitude to about 2,845 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 | 42.3 | −303 ft | 52.9 | 411 ft |
| February | 46.3 | −31 ft | 57.7 | 728 ft |
| March | 53.4 | 444 ft | 65.6 | 1,242 ft |
| April | 61.4 | 970 ft | 74.4 | 1,804 ft |
| May | 69.5 | 1,492 ft | 81.9 | 2,273 ft |
| June | 76.9 | 1,961 ft | 88.2 | 2,662 ft |
| July | 80.2 | 2,168 ft | 91.2 | 2,845 ft |
| August | 79.5 | 2,124 ft | 90.5 | 2,802 ft |
| September | 73.8 | 1,766 ft | 85.7 | 2,508 ft |
| October | 62.3 | 1,028 ft | 75.0 | 1,842 ft |
| November | 51.4 | 311 ft | 63.7 | 1,119 ft |
| December | 44.7 | −140 ft | 55.1 | 557 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 KRMG
DENSITY ALTITUDE
Field elevation 644 ft — the air behaves like 2,833 ft.
- PRESSURE ALT
- 645 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 Georgia fields
- KCZL — Tom B David Field
Calhoun · elev 656 ft
- 4A4 — Polk County/Cornelius Moore Field
Cedartown · elev 974 ft
- KVPC — Cartersville
Cartersville · elev 759 ft
- 9A5 — Barwick Lafayette
Lafayette · elev 776 ft
- KDNN — Dalton Municipal
Dalton · elev 709 ft
- KPUJ — Paulding Northwest Atlanta
Atlanta · elev 1,289 ft
- KRYY — Cobb County International/Mccollum Field
Atlanta · elev 1,040 ft
- KJZP — Pickens County
Jasper · elev 1,535 ft
Frequently asked questions
How high does density altitude get at KRMG in summer?
On a typical July afternoon — around 91 °F at the nearest NOAA normals station — density altitude at Richard B Russell Regional - J H Towers Field reaches roughly 2,845 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 KRMG on an average day?
It swings with the seasons: from roughly −303 ft at the coldest month's average temperature to about 2,168 ft at the warmest month's — all from a constant field elevation of 644 ft. The month-by-month table above carries the full year.
What is the field elevation of Richard B Russell Regional - J H Towers Field?
644 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KRMG (ICAO) / RMG (FAA), in Rome, Georgia.