Reality Check · Baton Rouge, LA
2026 GMC Sierra EV AT4 / Denali in Baton Rouge, LA
Winter range, charging cost and how far it goes, worked out for Baton Rouge's weather, grid and prices.
Winter barely touches range in Baton Rouge: at a typical January's 52°F, a Sierra EV AT4 / Denali gets an estimated 397 miles on a charge, within 3% of its 410-mile rating. Charging at home at Louisiana's average rate (12.7¢/kWh) costs about $72 a month for 38 miles a day, about a third of the $265 a gas Sierra costs on the Gulf Coast's gas. On Baton Rouge's grid (SERC Mississippi Valley), about the US average, it makes 69% less CO₂ than gas.
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 range
421mi
At Baton Rouge's typical October day, 70°F · 35% highway
Winter lowEstimated
396mi
January, 52°F · lows near 41°F
Home chargingEstimated
$72/mo
6.2¢ a mile at 12.7¢/kWh. Gas Sierra: $265/mo
Baton Rouge's grid
0.74lb CO₂/kWh
SERC Mississippi Valley (EPA eGRID): about the US average, 69% less CO₂ than gas
Baton Rouge, 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 · 54°F
About its rating · coldest week 396 mi
399mi
Spring Mar–May · 69°F
About its rating
420mi
Summer Jun–Aug · 82°F
About its rating
421mi
Fall Sep–Nov · 69°FNow
About its rating
419mi
A Sierra EV AT4 / Denali's range through a Baton Rouge yearEstimated
Each month at Baton Rouge's 30-year normal temperature, 35% highway. No day of the year averages below freezing.
How far it goes from Baton Rouge, on real roads
In October, from a full charge with 10% in reserve: about 189 mi out and back, 379 mi one way (January: 357 mi). Dots are DC fast chargers by network.
Fast charging around Baton Rouge
PlugLog's map of every public charger. Tesla-only Superchargers aren't counted.
- 13DC fast chargers within 25 mi
- 1.0 mito the nearest
- Tesla Supercharger80 in reach
- ChargePoint79
- EVgo71
- EV Connect51
- Shell Recharge36
Road trips in October, about, by road: Houston (323 mi) and Jackson (176 mi) one way on a charge; Little Rock (381 mi) with one fast stop.
Questions Baton Rouge drivers ask
How far can a Sierra EV AT4 / Denali go in a Baton Rouge winter?
Baton Rouge's winters are mild: about 397 miles on a typical January day (52°F) and about the same in the coldest week (around January 7, 52°F), estimated from real EV drives at those temperatures. That's within 3% of its 410-mile rating.
How much does it cost to charge a Sierra EV AT4 / Denali in Baton Rouge?
About $72 a month at home for 38 miles a day, at Louisiana's average home electricity rate of 12.7¢/kWh: about 6.2¢ a mile. A gas Sierra on the Gulf Coast's average gas ($3.78 a gallon) costs about $265 a month for the same driving.
Can I charge a Sierra EV AT4 / Denali on a regular 120 V outlet in Baton Rouge?
Not at 38 miles a day: a 120 V outlet adds only about 32 miles in 12 hours on an average day (30 in the coldest week). Plan on 240 V, which fills it from 10% in about 17 hours.
Is it greener to drive electric on Baton Rouge's grid?
Yes. Baton Rouge's grid (SERC Mississippi Valley) is about the US average, and a Sierra EV AT4 / Denali charged on it makes 69% 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 Baton Rouge
Sources: temperatures, 30-year normals (NOAA 1991–2020) at Baton Rouge Ryan Airport, LA; home electricity, EIA (Louisiana, July 2026); gas, EIA weekly (the Gulf Coast); 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.