Ida Grove, Iowa · field elev 1,245 ft
Density Altitude at Ida Grove Municipal (KIDG)
Ida Grove Municipal sits at 1,245 ft, and even a typical July afternoon (84 °F) only lifts density altitude to about 3,130 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 | 17.8 | −1,270 ft | 27.2 | −600 ft |
| February | 22.4 | −940 ft | 31.7 | −285 ft |
| March | 35.1 | −49 ft | 45.1 | 633 ft |
| April | 47.4 | 788 ft | 58.7 | 1,535 ft |
| May | 59.5 | 1,587 ft | 70.4 | 2,287 ft |
| June | 70.4 | 2,287 ft | 80.9 | 2,945 ft |
| July | 73.6 | 2,489 ft | 83.9 | 3,130 ft |
| August | 71.2 | 2,338 ft | 81.6 | 2,988 ft |
| September | 63.5 | 1,846 ft | 75.0 | 2,577 ft |
| October | 50.4 | 988 ft | 62.0 | 1,749 ft |
| November | 35.9 | 6 ft | 46.2 | 707 ft |
| December | 23.3 | −876 ft | 31.7 | −285 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 KIDG
DENSITY ALTITUDE
Field elevation 1,245 ft — the air behaves like 3,136 ft.
- PRESSURE ALT
- 1,246 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 Iowa fields
- KMEY — James G Whiting Meml Field
Mapleton · elev 1,116 ft
- KSLB — Storm Lake Municipal
Storm Lake · elev 1,488 ft
- KSKI — Sac City Municipal
Sac City · elev 1,250 ft
- KDNS — Denison Municipal
Denison · elev 1,274 ft
- KCKP — Cherokee County Regional
Cherokee · elev 1,227 ft
- KCIN — Arthur N Neu
Carroll · elev 1,204 ft
- 2Y4 — Rockwell City Municipal
Rockwell City · elev 1,216 ft
- 3Y4 — Woodbine Municipal
Woodbine · elev 1,068 ft
Frequently asked questions
How high does density altitude get at KIDG in summer?
On a typical July afternoon — around 84 °F at the nearest NOAA normals station — density altitude at Ida Grove Municipal reaches roughly 3,130 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 KIDG on an average day?
It swings with the seasons: from roughly −1,270 ft at the coldest month's average temperature to about 2,489 ft at the warmest month's — all from a constant field elevation of 1,245 ft. The month-by-month table above carries the full year.
What is the field elevation of Ida Grove Municipal?
1,245 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KIDG (ICAO) / IDG (FAA), in Ida Grove, Iowa.