Smithville, Tennessee · field elev 1,084 ft
Density Altitude at Smithville Municipal (0A3)
Smithville Municipal sits at 1,084 ft, and even a typical July afternoon (88 °F) only lifts density altitude to about 3,167 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 | 36.4 | −160 ft | 47.2 | 575 ft |
| February | 39.8 | 74 ft | 51.8 | 882 ft |
| March | 47.4 | 588 ft | 60.3 | 1,440 ft |
| April | 56.2 | 1,172 ft | 70.2 | 2,077 ft |
| May | 65.2 | 1,757 ft | 77.9 | 2,562 ft |
| June | 73.0 | 2,254 ft | 84.8 | 2,989 ft |
| July | 76.6 | 2,481 ft | 87.7 | 3,167 ft |
| August | 75.4 | 2,405 ft | 87.2 | 3,136 ft |
| September | 69.0 | 2,001 ft | 81.8 | 2,804 ft |
| October | 57.5 | 1,258 ft | 71.8 | 2,178 ft |
| November | 46.7 | 541 ft | 60.0 | 1,421 ft |
| December | 39.7 | 67 ft | 50.9 | 822 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 0A3
DENSITY ALTITUDE
Field elevation 1,084 ft — the air behaves like 3,185 ft.
- PRESSURE ALT
- 1,085 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 Tennessee fields
- KSRB — Upper Cumberland Regional
Sparta · elev 1,025 ft
- KRNC — Warren County Meml
Mc Minnville · elev 1,032 ft
- 1A7 — Jackson County
Gainesboro · elev 517 ft
- M54 — Lebanon Municipal
Lebanon · elev 588 ft
- KMBT — Murfreesboro Municipal
Murfreesboro · elev 614 ft
- 3M7 — Lafayette Municipal
Lafayette · elev 969 ft
- KMQY — Smyrna
Smyrna · elev 543 ft
- KCSV — Crossville Meml-Whitson Field
Crossville · elev 1,882 ft
Frequently asked questions
How high does density altitude get at 0A3 in summer?
On a typical July afternoon — around 88 °F at the nearest NOAA normals station — density altitude at Smithville Municipal reaches roughly 3,167 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 0A3 on an average day?
It swings with the seasons: from roughly −160 ft at the coldest month's average temperature to about 2,481 ft at the warmest month's — all from a constant field elevation of 1,084 ft. The month-by-month table above carries the full year.
What is the field elevation of Smithville Municipal?
1,084 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 0A3 (FAA), in Smithville, Tennessee.