Port Isabel, Texas · field elev 19 ft
Density Altitude at Cameron County (KPIL)
Cameron County sits at 19 ft, and even a typical August afternoon (93 °F) only lifts density altitude to about 2,218 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 | 61.1 | 180 ft | 70.2 | 769 ft |
| February | 64.8 | 421 ft | 73.5 | 980 ft |
| March | 69.8 | 744 ft | 78.1 | 1,271 ft |
| April | 75.2 | 1,088 ft | 83.0 | 1,578 ft |
| May | 80.6 | 1,428 ft | 88.0 | 1,888 ft |
| June | 84.2 | 1,653 ft | 91.6 | 2,109 ft |
| July | 85.1 | 1,709 ft | 92.4 | 2,157 ft |
| August | 85.4 | 1,727 ft | 93.4 | 2,218 ft |
| September | 82.6 | 1,553 ft | 90.4 | 2,035 ft |
| October | 76.9 | 1,196 ft | 85.3 | 1,721 ft |
| November | 69.4 | 718 ft | 78.0 | 1,265 ft |
| December | 63.0 | 304 ft | 72.1 | 891 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 KPIL
DENSITY ALTITUDE
Field elevation 19 ft — the air behaves like 2,194 ft.
- PRESSURE ALT
- 20 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 Texas fields
- KBRO — Brownsville/South Padre Island International
Brownsville · elev 22 ft
- KHRL — Valley International
Harlingen · elev 36 ft
- T05 — Charles R Johnson
Port Mansfield · elev 10 ft
- KTXW — Mid Valley
Weslaco · elev 70 ft
- KEBG — South Texas International At Edinburg
Edinburg · elev 75 ft
- KMFE — Mc Allen International
Mc Allen · elev 107 ft
- KBKS — Brooks County
Falfurrias · elev 112 ft
- 67R — Rio Grande City Municipal
Rio Grande City · elev 290 ft
Frequently asked questions
How high does density altitude get at KPIL in summer?
On a typical August afternoon — around 93 °F at the nearest NOAA normals station — density altitude at Cameron County reaches roughly 2,218 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 KPIL on an average day?
It swings with the seasons: from roughly 180 ft at the coldest month's average temperature to about 1,727 ft at the warmest month's — all from a constant field elevation of 19 ft. The month-by-month table above carries the full year.
What is the field elevation of Cameron County?
19 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KPIL (ICAO) / PIL (FAA), in Port Isabel, Texas.