Glenwood, Minnesota · field elev 1,394 ft
Density Altitude at Glenwood Municipal (KGHW)
Glenwood Municipal sits at 1,394 ft, and even a typical July afternoon (83 °F) only lifts density altitude to about 3,250 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 | 12.1 | −1,497 ft | 22.6 | −739 ft |
| February | 16.3 | −1,191 ft | 27.3 | −407 ft |
| March | 29.4 | −259 ft | 40.2 | 486 ft |
| April | 43.9 | 737 ft | 56.9 | 1,601 ft |
| May | 57.0 | 1,607 ft | 70.4 | 2,470 ft |
| June | 66.3 | 2,209 ft | 78.9 | 3,003 ft |
| July | 70.4 | 2,470 ft | 82.9 | 3,250 ft |
| August | 68.3 | 2,336 ft | 81.1 | 3,139 ft |
| September | 60.3 | 1,822 ft | 73.5 | 2,666 ft |
| October | 46.5 | 912 ft | 58.8 | 1,725 ft |
| November | 31.1 | −141 ft | 41.4 | 568 ft |
| December | 18.1 | −1,061 ft | 28.0 | −357 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 KGHW
DENSITY ALTITUDE
Field elevation 1,394 ft — the air behaves like 3,257 ft.
- PRESSURE ALT
- 1,395 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
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Frequently asked questions
How high does density altitude get at KGHW in summer?
On a typical July afternoon — around 83 °F at the nearest NOAA normals station — density altitude at Glenwood Municipal reaches roughly 3,250 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 KGHW on an average day?
It swings with the seasons: from roughly −1,497 ft at the coldest month's average temperature to about 2,470 ft at the warmest month's — all from a constant field elevation of 1,394 ft. The month-by-month table above carries the full year.
What is the field elevation of Glenwood Municipal?
1,394 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KGHW (ICAO) / GHW (FAA), in Glenwood, Minnesota.