Verified Climate Data • Zip 94612
HVAC Load Calculator for
Oakland Homes
Summer Design83°F
Winter Design39°F
Humidity Loadmedium
Local Climate Analysis for Oakland
Oakland typically experiences summer highs reaching design temperatures of 83°F. With moderate humidity, standard sizing rules apply, but insulation quality remains critical.
📊 Energy Usage Profile
Cooling Demand (CDD)425
Days you need AC
Heating Demand (HDD)3253
Days you need Heat
⚙️ Technical Factors
Wet Bulb61°F
Standard humidity management sufficient.
Elevation43 ft
No derating needed.
Manual J Tip for CA
Because the design temperature difference (Delta T) in Oakland is approximately 8°F (Summer) and 31°F (Winter), your system may need to be sized primarily for one extreme season over the other.
Installation Cost in Oakland
Local labor rates and equipment standards in CA influence the final quote. For a standard 3-ton system changeout in Oakland, calculate roughly $1,800 - $2,200 per toninstalled, depending on whether you choose a single-stage or variable-speed inverter unit.