Mankato, Kansas · field elev 1,859 ft
Density Altitude at Mankato (KTKO)
Mankato sits at 1,859 ft, and even a typical July afternoon (91 °F) only lifts density altitude to about 4,279 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 | 25.7 | 62 ft | 37.1 | 853 ft |
| February | 29.6 | 335 ft | 41.8 | 1,172 ft |
| March | 39.8 | 1,037 ft | 53.0 | 1,919 ft |
| April | 50.0 | 1,721 ft | 63.3 | 2,588 ft |
| May | 60.7 | 2,421 ft | 73.4 | 3,228 ft |
| June | 72.4 | 3,166 ft | 84.7 | 3,927 ft |
| July | 78.2 | 3,527 ft | 90.5 | 4,279 ft |
| August | 75.3 | 3,347 ft | 87.8 | 4,116 ft |
| September | 66.0 | 2,761 ft | 79.3 | 3,595 ft |
| October | 53.8 | 1,971 ft | 67.2 | 2,837 ft |
| November | 39.9 | 1,044 ft | 52.7 | 1,899 ft |
| December | 29.1 | 301 ft | 39.9 | 1,044 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 KTKO
DENSITY ALTITUDE
Field elevation 1,859 ft — the air behaves like 4,309 ft.
- PRESSURE ALT
- 1,860 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 Kansas fields
- K61 — Moritz Meml
Beloit · elev 1,418 ft
- KRPB — Belleville Municipal
Belleville · elev 1,538 ft
- K82 — Smith Center Municipal
Smith Center · elev 1,800 ft
- KCNK — Blosser Municipal
Concordia · elev 1,488 ft
- K75 — Osborne Municipal
Osborne · elev 1,547 ft
- K71 — Lincoln Municipal
Lincoln · elev 1,412 ft
- 38K — Lucas
Lucas · elev 1,485 ft
- 45K — Minneapolis City County
Minneapolis · elev 1,246 ft
Frequently asked questions
How high does density altitude get at KTKO in summer?
On a typical July afternoon — around 91 °F at the nearest NOAA normals station — density altitude at Mankato reaches roughly 4,279 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 KTKO on an average day?
It swings with the seasons: from roughly 62 ft at the coldest month's average temperature to about 3,527 ft at the warmest month's — all from a constant field elevation of 1,859 ft. The month-by-month table above carries the full year.
What is the field elevation of Mankato?
1,859 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KTKO (ICAO) / TKO (FAA), in Mankato, Kansas.