Benton Harbor, Michigan · field elev 649 ft
Density Altitude at Southwest Michigan Regional (KBEH)
Southwest Michigan Regional sits at 649 ft, and even a typical July afternoon (82 °F) only lifts density altitude to about 2,267 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 | 26.9 | −1,367 ft | 33.4 | −910 ft |
| February | 29.0 | −1,219 ft | 36.2 | −716 ft |
| March | 37.1 | −654 ft | 45.9 | −52 ft |
| April | 47.3 | 42 ft | 57.9 | 747 ft |
| May | 57.8 | 741 ft | 68.7 | 1,447 ft |
| June | 67.5 | 1,370 ft | 78.4 | 2,061 ft |
| July | 71.5 | 1,626 ft | 81.7 | 2,267 ft |
| August | 70.1 | 1,537 ft | 80.3 | 2,180 ft |
| September | 63.3 | 1,099 ft | 74.1 | 1,791 ft |
| October | 52.6 | 397 ft | 62.3 | 1,035 ft |
| November | 41.8 | −331 ft | 49.1 | 163 ft |
| December | 32.2 | −994 ft | 38.3 | −571 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 KBEH
DENSITY ALTITUDE
Field elevation 649 ft — the air behaves like 2,286 ft.
- PRESSURE ALT
- 650 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 Michigan fields
- 40C — Watervliet Municipal
Watervliet · elev 656 ft
- C20 — Andrews University Airpark
Berrien Springs · elev 674 ft
- KLWA — South Haven Area Regional
South Haven · elev 666 ft
- C91 — Dowagiac Municipal
Dowagiac · elev 747 ft
- 3TR — Jerry Tyler Meml
Niles · elev 750 ft
- M86 — Walle Field
Pullman · elev 635 ft
- 2C5 — Almena
Paw Paw · elev 748 ft
- 4N0 — Newmans
Kalamazoo · elev 840 ft
Frequently asked questions
How high does density altitude get at KBEH in summer?
On a typical July afternoon — around 82 °F at the nearest NOAA normals station — density altitude at Southwest Michigan Regional reaches roughly 2,267 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 KBEH on an average day?
It swings with the seasons: from roughly −1,367 ft at the coldest month's average temperature to about 1,626 ft at the warmest month's — all from a constant field elevation of 649 ft. The month-by-month table above carries the full year.
What is the field elevation of Southwest Michigan Regional?
649 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KBEH (ICAO) / BEH (FAA), in Benton Harbor, Michigan.