Big Bear City, California · field elev 6,752 ft

Density Altitude at Big Bear City (L35)

Big Bear City is a genuine high-and-hot field: from 6,752 ft of elevation, a typical July afternoon (80 °F) pushes density altitude to about 9,566 ft — the airplane performs like it is 2,814 ft above the field before the wheels roll.

worst typical month: July · ≈9,566 ft station: BIG BEAR LAKE · 4 mi away normals vintage 1991–2020

Typical density altitude by month

From NOAA 1991–2020 monthly normals at BIG BEAR LAKE (4 mi from the field) · standard pressure, dry air
Month Avg temp °F DA at avg temp Afternoon high °F DA on a typical afternoon
January 34.8 6,763 ft 46.1 7,497 ft ▲
February 34.7 6,757 ft 45.7 7,472 ft ▲
March 39.1 7,045 ft 51.2 7,822 ft ▲
April 44.2 7,375 ft 57.3 8,205 ft ⚠
May 51.5 7,841 ft 65.8 8,730 ft ⚠
June 59.3 8,330 ft 75.1 9,292 ft ⚠
July 65.1 8,687 ft 79.7 9,566 ft ⚠
August 64.1 8,626 ft 78.7 9,506 ft ⚠
September 58.5 8,280 ft 73.0 9,166 ft ⚠
October 49.2 7,695 ft 63.4 8,583 ft ⚠
November 40.6 7,143 ft 53.5 7,967 ft ▲
December 34.8 6,763 ft 46.2 7,504 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 L35

Altimeter-style gauge: field elevation and density altitude needles 03691215 DENSITY ALT ×1,000 FT 9,583 DENSITY ALTITUDE · FEET
field elevation density altitude

DENSITY ALTITUDE 9,583 ft high DA

Field elevation 6,752 ft — the air behaves like 9,583 ft.

PRESSURE ALT
6,754 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

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Frequently asked questions

How high does density altitude get at L35 in summer?

On a typical July afternoon — around 80 °F at the nearest NOAA normals station — density altitude at Big Bear City reaches roughly 9,566 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 L35 on an average day?

It swings with the seasons: from roughly 6,757 ft at the coldest month's average temperature to about 8,687 ft at the warmest month's — all from a constant field elevation of 6,752 ft. The month-by-month table above carries the full year.

What is the field elevation of Big Bear City?

6,752 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is L35 (FAA), in Big Bear City, California.