Fergus Falls, Minnesota · field elev 1,182 ft
Density Altitude at Fergus Falls Regional (KFFM)
Fergus Falls Regional sits at 1,182 ft, and even a typical July afternoon (81 °F) only lifts density altitude to about 2,862 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 | 9.0 | −1,992 ft | 18.4 | −1,306 ft |
| February | 12.7 | −1,720 ft | 22.3 | −1,026 ft |
| March | 26.9 | −700 ft | 35.6 | −93 ft |
| April | 42.3 | 366 ft | 52.9 | 1,076 ft |
| May | 55.9 | 1,274 ft | 66.8 | 1,980 ft |
| June | 66.3 | 1,948 ft | 76.3 | 2,582 ft |
| July | 70.8 | 2,235 ft | 80.8 | 2,862 ft |
| August | 68.2 | 2,070 ft | 79.4 | 2,775 ft |
| September | 59.8 | 1,529 ft | 70.8 | 2,235 ft |
| October | 45.4 | 575 ft | 55.7 | 1,261 ft |
| November | 29.7 | −503 ft | 38.0 | 72 ft |
| December | 16.1 | −1,473 ft | 24.4 | −877 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 KFFM
DENSITY ALTITUDE
Field elevation 1,182 ft — the air behaves like 2,874 ft.
- PRESSURE ALT
- 1,183 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 Minnesota fields
- Y63 — Elbow Lake Municipal/Pride Of The Prairie
Elbow Lake · elev 1,206 ft
- 47Y — Pelican Rapids Municipal-Lyon'S Field
Pelican Rapids · elev 1,389 ft
- 06Y — Herman Municipal
Herman · elev 1,068 ft
- 05Y — Henning Municipal
Henning · elev 1,455 ft
- 16D — Perham Municipal
Perham · elev 1,376 ft
- KETH — Wheaton Municipal
Wheaton · elev 1,023 ft
- KDTL — Detroit Lakes/Wething Field
Detroit Lakes · elev 1,396 ft
- 04Y — Hawley Municipal
Hawley · elev 1,210 ft
Frequently asked questions
How high does density altitude get at KFFM in summer?
On a typical July afternoon — around 81 °F at the nearest NOAA normals station — density altitude at Fergus Falls Regional reaches roughly 2,862 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 KFFM on an average day?
It swings with the seasons: from roughly −1,992 ft at the coldest month's average temperature to about 2,235 ft at the warmest month's — all from a constant field elevation of 1,182 ft. The month-by-month table above carries the full year.
What is the field elevation of Fergus Falls Regional?
1,182 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KFFM (ICAO) / FFM (FAA), in Fergus Falls, Minnesota.