Taylorville, Illinois · field elev 622 ft
Density Altitude at Taylorville Municipal (KTAZ)
Taylorville Municipal sits at 622 ft, and even a typical July afternoon (86 °F) only lifts density altitude to about 2,525 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 | 27.5 | −1,359 ft | 35.6 | −791 ft |
| February | 32.0 | −1,042 ft | 40.8 | −433 ft |
| March | 41.9 | −358 ft | 51.8 | 310 ft |
| April | 53.9 | 450 ft | 65.1 | 1,183 ft |
| May | 64.7 | 1,157 ft | 75.0 | 1,815 ft |
| June | 73.2 | 1,701 ft | 83.2 | 2,327 ft |
| July | 76.0 | 1,878 ft | 86.4 | 2,525 ft |
| August | 74.5 | 1,783 ft | 85.5 | 2,469 ft |
| September | 68.1 | 1,376 ft | 80.7 | 2,172 ft |
| October | 55.9 | 582 ft | 68.1 | 1,376 ft |
| November | 42.8 | −296 ft | 52.7 | 370 ft |
| December | 32.6 | −1,000 ft | 40.7 | −440 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 KTAZ
DENSITY ALTITUDE
Field elevation 622 ft — the air behaves like 2,500 ft.
- PRESSURE ALT
- 623 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 Illinois fields
- 2H0 — Shelby County
Shelbyville · elev 619 ft
- KSPI — Abraham Lincoln Capital
Springfield · elev 598 ft
- 3LF — Litchfield Municipal
Litchfield · elev 691 ft
- KDEC — Decatur
Decatur · elev 682 ft
- 5K1 — Zelmer Meml Airpark Inc
Palmyra · elev 663 ft
- KVLA — Vandalia Municipal
Vandalia · elev 537 ft
- KAAA — Logan County
Lincoln · elev 594 ft
- KGRE — Greenville
Greenville · elev 541 ft
Frequently asked questions
How high does density altitude get at KTAZ in summer?
On a typical July afternoon — around 86 °F at the nearest NOAA normals station — density altitude at Taylorville Municipal reaches roughly 2,525 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 KTAZ on an average day?
It swings with the seasons: from roughly −1,359 ft at the coldest month's average temperature to about 1,878 ft at the warmest month's — all from a constant field elevation of 622 ft. The month-by-month table above carries the full year.
What is the field elevation of Taylorville Municipal?
622 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KTAZ (ICAO) / TAZ (FAA), in Taylorville, Illinois.