Hemet, California · field elev 1,515 ft
Density Altitude at Hemet-Ryan (KHMT)
Hemet-Ryan sits at 1,515 ft, and even a typical August afternoon (97 °F) only lifts density altitude to about 4,221 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 | 52.9 | 1,487 ft | 65.8 | 2,325 ft |
| February | 53.7 | 1,540 ft | 65.8 | 2,325 ft |
| March | 57.6 | 1,796 ft | 70.2 | 2,605 ft |
| April | 61.2 | 2,030 ft | 74.4 | 2,870 ft |
| May | 66.8 | 2,389 ft | 80.4 | 3,244 ft |
| June | 73.2 | 2,795 ft | 88.7 | 3,752 ft |
| July | 79.3 | 3,176 ft | 95.1 | 4,138 ft |
| August | 80.4 | 3,244 ft | 96.5 | 4,221 ft |
| September | 76.3 | 2,989 ft | 91.8 | 3,940 ft |
| October | 67.5 | 2,434 ft | 82.3 | 3,361 ft |
| November | 58.5 | 1,854 ft | 72.7 | 2,763 ft |
| December | 52.0 | 1,428 ft | 65.0 | 2,274 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 KHMT
DENSITY ALTITUDE
Field elevation 1,515 ft — the air behaves like 4,251 ft.
- PRESSURE ALT
- 1,516 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 California fields
- L65 — Perris Valley
Perris · elev 1,413 ft
- F70 — French Valley
Murrieta/Temecula · elev 1,350 ft
- KBNG — Banning Municipal
Banning · elev 2,222 ft
- KRIV — March Arb
Riverside · elev 1,536 ft
- KREI — Redlands Municipal
Redlands · elev 1,574 ft
- KSBD — San Bernardino International
San Bernardino · elev 1,159 ft
- KRIR — Flabob
Riverside/Rubidoux/ · elev 767 ft
- KRAL — Riverside
Riverside · elev 819 ft
Frequently asked questions
How high does density altitude get at KHMT in summer?
On a typical August afternoon — around 97 °F at the nearest NOAA normals station — density altitude at Hemet-Ryan reaches roughly 4,221 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 KHMT on an average day?
It swings with the seasons: from roughly 1,428 ft at the coldest month's average temperature to about 3,244 ft at the warmest month's — all from a constant field elevation of 1,515 ft. The month-by-month table above carries the full year.
What is the field elevation of Hemet-Ryan?
1,515 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KHMT (ICAO) / HMT (FAA), in Hemet, California.