PlugLog

Reality Check · Los Angeles, CA

2026 GMC Sierra EV AT4 / Denali in Los Angeles, CA

Winter range, charging cost and how far it goes, worked out for Los Angeles's weather, grid and prices.

Winter barely touches range in Los Angeles: at a typical January's 57°F, a Sierra EV AT4 / Denali gets an estimated 404 miles on a charge, about its 410-mile rating. Charging at home at California's average rate (33.6¢/kWh) costs about $192 a month for 38 miles a day, against $422 for a gas Sierra on Los Angeles's gas. And Los Angeles's grid (WECC California), 44% cleaner than the US average, makes it 82% less CO₂ than gas.

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Partly estimated. 2 of 5 temperature bands are from 117 real drives of this model; the rest come from 1,548 real drives in EVs at each temperature (and Recurrent's winter study below freezing), applied to its 410-mile rating. Each band switches to its own drives once it has 20 from 3 drivers.

October rangeEstimated

416mi

At Los Angeles's typical October day, 66°F · 35% highway

Winter lowEstimated

403mi

January, 57°F · lows near 47°F

Home chargingEstimated

$192/mo

16.6¢ a mile at 33.6¢/kWh. Gas Sierra: $422/mo

Los Angeles's grid

0.43lb CO₂/kWh

WECC California (EPA eGRID): 44% cleaner than the US, 82% less CO₂ than gas

Los Angeles, season by seasonEstimated

A Sierra EV AT4 / Denali's range on a full charge, averaged over each season's months (30-year normal temperatures), at 35% highway.

Winter Dec–Feb · 57°F

About its rating · coldest week 403 mi

404mi

Spring Mar–May · 61°F

About its rating

409mi

Summer Jun–Aug · 68°F

About its rating

419mi

Fall Sep–Nov · 65°FNow

About its rating

415mi

A Sierra EV AT4 / Denali's range through a Los Angeles yearEstimated

Each month at Los Angeles's 30-year normal temperature, 35% highway. No day of the year averages below freezing.

404
Jan57°
404
Feb57°
406
Mar59°
408
Apr60°
412
May63°
415
Jun66°
420
Jul69°
421
Aug70°
421
Sep69°
416
Now66°
409
Nov61°
404
Dec57°

How far it goes from Los Angeles, on real roadsEstimated

In October, from a full charge with 10% in reserve: about 187 mi out and back, 375 mi one way (January: 364 mi). Dots are DC fast chargers by network.

Fast charging around Los Angeles

PlugLog's map of every public charger. Tesla-only Superchargers aren't counted.

  • 440DC fast chargers within 25 mi
  • 0.5 mito the nearest
  • EVgo391 in reach
  • ChargePoint291
  • Tesla Supercharger242
  • Electrify America151
  • EVCS93

Road trips in October, about, by road: San Jose (370 mi) and Las Vegas (293 mi) one way on a charge; Stockton (397 mi) with one fast stop.

Questions Los Angeles drivers ask

How far can a Sierra EV AT4 / Denali go in a Los Angeles winter?

Los Angeles's winters are mild: about 404 miles on a typical January day (57°F) and about the same in the coldest week (around December 16, 57°F), estimated from real EV drives at those temperatures. That's about its 410-mile rating.

How much does it cost to charge a Sierra EV AT4 / Denali in Los Angeles?

About $192 a month at home for 38 miles a day, at California's average home electricity rate of 33.6¢/kWh: about 16.6¢ a mile. A gas Sierra on Los Angeles's average gas ($6.02 a gallon) costs about $422 a month for the same driving.

Can I charge a Sierra EV AT4 / Denali on a regular 120 V outlet in Los Angeles?

Not at 38 miles a day: a 120 V outlet adds only about 32 miles in 12 hours on an average day (31 in the coldest week). Plan on 240 V, which fills it from 10% in about 17 hours.

Is it greener to drive electric on Los Angeles's grid?

Yes, more than most places. Los Angeles's grid (WECC California) is 44% cleaner than the US average, so a Sierra EV AT4 / Denali charged on it makes 82% less CO₂ than a gas Sierra.

Check it for your own address

Your street, your daily miles, any temperature on the knob.

Sierra EV AT4 / Denali Reality Check near Los Angeles

Sources: temperatures, 30-year normals (NOAA 1991–2020) at Santa Monica Muni Airport, CA; home electricity, EIA (California, July 2026); gas, EIA weekly (Los Angeles); grid CO₂, EPA eGRID 2023; cold-weather range, PlugLog's real drives and Recurrent's winter study (Nov 2025); chargers, Open Charge Map and PlugLog. Updated Oct 22, 2026.