Watsonville, California · field elev 163 ft
Density Altitude at Watsonville Municipal (KWVI)
Watsonville Municipal sits at 163 ft, and even a typical September afternoon (75 °F) only lifts density altitude to about 1,271 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 | 50.7 | −332 ft | 61.3 | 370 ft |
| February | 51.9 | −251 ft | 62.2 | 429 ft |
| March | 53.5 | −145 ft | 63.9 | 540 ft |
| April | 55.5 | −12 ft | 66.3 | 695 ft |
| May | 58.3 | 173 ft | 69.0 | 869 ft |
| June | 61.1 | 357 ft | 72.1 | 1,068 ft |
| July | 62.5 | 449 ft | 72.4 | 1,087 ft |
| August | 63.3 | 501 ft | 73.4 | 1,151 ft |
| September | 63.6 | 520 ft | 75.3 | 1,271 ft |
| October | 60.9 | 344 ft | 73.6 | 1,163 ft |
| November | 55.0 | −45 ft | 66.7 | 721 ft |
| December | 50.1 | −372 ft | 60.7 | 331 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 KWVI
DENSITY ALTITUDE
Field elevation 163 ft — the air behaves like 1,252 ft.
- PRESSURE ALT
- 164 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 California fields
- E16 — San Martin
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- KOAR — Marina Municipal
Marina · elev 137 ft
- 1C9 — Frazier Lake Airpark
Hollister · elev 152 ft
- KCVH — Hollister Municipal
Hollister · elev 231 ft
- KSNS — Salinas Municipal
Salinas · elev 84 ft
- KMRY — Monterey Regional
Monterey · elev 257 ft
- KRHV — Reid-Hillview Of Santa Clara County
San Jose · elev 135 ft
- KSJC — Norman Y Mineta San Jose International
San Jose · elev 62 ft
Frequently asked questions
How high does density altitude get at KWVI in summer?
On a typical September afternoon — around 75 °F at the nearest NOAA normals station — density altitude at Watsonville Municipal reaches roughly 1,271 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 KWVI on an average day?
It swings with the seasons: from roughly −372 ft at the coldest month's average temperature to about 520 ft at the warmest month's — all from a constant field elevation of 163 ft. The month-by-month table above carries the full year.
What is the field elevation of Watsonville Municipal?
163 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KWVI (ICAO) / WVI (FAA), in Watsonville, California.