Top HVAC Repair Companies in Charleston
1.Best Virginia Heating, Cooling, Electrical and Plumbing
4.9★ (128 reviews)
4.9★ from 128 reviews
2.Al Marino Inc., Plumbing, Heating, Cooling & Electrical
4.1★ (239 reviews)
4.1★ from 239 reviews
6.Gonday Heating and Air
HVAC Repair Cost in Charleston
Local ranges, adjusted for area wage and cost-of-living data.
| Service | Typical range in Charleston |
|---|---|
| AC repair | $127–$380/job |
| Seasonal tune-up | $63–$169/visit |
| Furnace repair | $127–$422/job |
| AC replacement | $4,220–$10,128/job |
HVAC Repair prices in Charleston run about 16% below the national average, based on what this trade earns in the metro area — so neighbouring cities in the same metro see similar rates.
Quotes on this page come from 6 companies serving Charleston, rated 3.4★ on average across 381 customer reviews.
Charleston Climate & Seasonal Timing
What Charleston's weather means for scheduling hvac repair.
- Last spring frost
- April 15
- First fall frost
- October 24
- Annual precipitation
- 44.03"
- Heating degree days
- 4,480
- Cooling degree days
- 1,097
| Month | Low | High | Precip |
|---|---|---|---|
| Jan | 26.3° | 42.5° | 3" |
| Feb | 28.7° | 46.6° | 3.19" |
| Mar | 35.4° | 56.2° | 3.91" |
| Apr | 44.5° | 67.7° | 3.24" |
| May | 52.7° | 74.8° | 4.8" |
| Jun | 61.6° | 82.2° | 4.29" |
| Jul | 65.7° | 85.2° | 4.94" |
| Aug | 64.5° | 84.2° | 3.74" |
| Sep | 56.9° | 77.8° | 3.25" |
| Oct | 45.4° | 67.7° | 2.67" |
| Nov | 36.9° | 57° | 3.73" |
| Dec | 29.2° | 45.6° | 3.27" |
NOAA station data 3.08 miles from Charleston.
Permits & Regulations in WV
Permit typically required
- Since 2016, no one may perform heating, ventilating or cooling work in West Virginia without an HVAC technician certification from the Division of Labor
- Certifications include full technician, residential technician and technician-in-training levels
- Federal EPA Section 608 certification is required to handle regulated refrigerants
License required: WV Division of Labor HVAC technician certification
Sources: labor.wv.gov, www.epa.gov
HVAC Repair FAQs for Charleston
How much does AC repair cost in Charleston?
AC repair in Charleston typically runs $127-$380 per job.
When should I service my AC in Charleston?
Charleston averages 1,097 cooling degree days a year, so most systems get a tune-up before the first sustained heat rather than during it.
Do I need a permit for HVAC work in Charleston, WV?
In WV, Since 2016, no one may perform heating, ventilating or cooling work in West Virginia without an HVAC technician certification from the Division of Labor. Verify with the Charleston building department before equipment is replaced.
How many HVAC companies serve Charleston?
We track 6 HVAC professionals serving Charleston.
How hard does Charleston heat work an air conditioner?
Summer highs near 85F in Charleston mean systems run long cycles for months, which is what drives the compressor and capacitor failures common here.
Does Charleston need heating as well as cooling?
With 4,480 heating degree days against 1,097 cooling degree days, Charleston homes need both, and sizing for one alone leaves the other uncomfortable.
Is HVAC service in Charleston more expensive than the national average?
HVAC work in Charleston runs about -15.6% versus the national average.
When should I switch to heat in Charleston?
Most Charleston homes need heat by the first frost around October 24, and winter lows near 26F set how hard it has to work.
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