Greeley, Colorado · field elev 4,697 ft
Density Altitude at Greeley-Weld County (KGXY)
From a field elevation of 4,697 ft, a typical July afternoon at Greeley-Weld County (92 °F) raises density altitude to about 7,788 ft — solidly into the range where performance charts deserve a close read.
Typical density altitude by month
| Month | Avg temp °F | DA at avg temp | Afternoon high °F | DA on a typical afternoon |
|---|---|---|---|---|
| January | 30.8 | 3,951 ft | 44.1 | 4,838 ft |
| February | 33.9 | 4,160 ft | 47.7 | 5,073 ft ▲ |
| March | 43.6 | 4,805 ft | 59.1 | 5,803 ft ▲ |
| April | 50.7 | 5,267 ft | 66.0 | 6,236 ft ▲ |
| May | 59.6 | 5,835 ft | 74.7 | 6,772 ft ▲ |
| June | 69.7 | 6,465 ft | 85.8 | 7,440 ft ▲ |
| July | 75.5 | 6,820 ft | 91.7 | 7,788 ft ▲ |
| August | 73.3 | 6,686 ft | 89.2 | 7,641 ft ▲ |
| September | 65.3 | 6,192 ft | 81.9 | 7,207 ft ▲ |
| October | 52.2 | 5,363 ft | 67.8 | 6,348 ft ▲ |
| November | 39.7 | 4,548 ft | 53.6 | 5,453 ft ▲ |
| December | 30.6 | 3,938 ft | 43.4 | 4,792 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 KGXY
DENSITY ALTITUDE caution
Field elevation 4,697 ft — the air behaves like 7,805 ft.
- PRESSURE ALT
- 4,699 ft
- ISA DEVIATION
- —
- RULE-OF-THUMB DA
- —
- AIR DENSITY INDEX
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- AIR DENSITY
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- 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 Colorado fields
- 11V — Easton/Valley View
Greeley · elev 4,820 ft
- KFNL — Northern Colorado Regional
Fort Collins/Loveland · elev 5,020 ft
- 18V — Platte Valley Airpark
Hudson · elev 4,965 ft
- KLMO — Vance Brand
Longmont · elev 5,055 ft
- KEIK — Erie Municipal
Erie · elev 5,119 ft
- KDEN — Denver International
Denver · elev 5,434 ft
- KBDU — Boulder Municipal
Boulder · elev 5,288 ft
- KFMM — Fort Morgan Municipal
Fort Morgan · elev 4,595 ft
Frequently asked questions
How high does density altitude get at KGXY in summer?
On a typical July afternoon — around 92 °F at the nearest NOAA normals station — density altitude at Greeley-Weld County reaches roughly 7,788 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 KGXY on an average day?
It swings with the seasons: from roughly 3,938 ft at the coldest month's average temperature to about 6,820 ft at the warmest month's — all from a constant field elevation of 4,697 ft. The month-by-month table above carries the full year.
What is the field elevation of Greeley-Weld County?
4,697 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KGXY (ICAO) / GXY (FAA), in Greeley, Colorado.