Emergency AC Repair Houston: $150 to $900 + Heat Safety Tips

Houston rows come from ConsumerAffairs' 2026 Houston HVAC page; labor and national rows from HomeAdvisor.

Do this now: AC out in a Houston heat wave

1. Check the thermostat setting and batteries, and the breaker for the outdoor unit.
2. Anyone confused, with hot red dry skin or a temperature above 103 F? Ready.gov lists these as heat stroke signs: call 911.
3. Use fans only while it is under 90 F indoors. Above 90 F, the CDC says, a fan can raise body temperature.
4. Need a cool place? The CDC says to dial 2-1-1 to find air conditioning nearby.
5. Power out on the whole street? Report it to CenterPoint at 713-207-2222 or 800-332-7143; an AC company cannot fix a utility outage.
6. Write down any error code or noise. It helps the technician bring the right part.

Is it an emergency? Who is at risk when the AC fails

A dead AC is an emergency when someone in the house is elderly, very young, sick or pregnant, or when the indoor temperature keeps climbing. Ready.gov lists a body temperature above 103 F, hot red dry skin, a fast strong pulse and confusion as heat stroke signs. If everyone is healthy and the house is holding under 90 F, a next-morning visit at regular rates may be fine: HomeAdvisor puts after-hours labor at $160 to $250 an hour against $75 to $150 regular. See emergency HVAC repair for after-hours pricing nationwide.

Houston heat by the numbers

Houston's Bush Intercontinental Airport averages 111.3 days a year with a high at or above 90 F and 7.0 days at or above 100 F, NOAA's 1991 to 2020 normals show. The July normal high is 94.5 F and the station logs 3,287.7 cooling degree days a year, a measure of how much cooling the climate demands.

Houston heat, utility and permit facts from NOAA, CenterPoint, the City and BakerRipley.

After a storm: when the AC is fine but the power is not

Hurricane Beryl knocked out power to 2.26 million CenterPoint customers in July 2024, which CenterPoint called the largest outage in its history. When power drops across a neighborhood, the AC is usually not the problem: report it to CenterPoint and stay at least 35 feet from any downed line. If the AC will not start after the power returns while the neighbors' units run, call for service.

Help with cooling bills in Houston

BakerRipley runs the Comprehensive Energy Assistance Program for Harris, Brazoria and Galveston counties, paying electric, gas or propane bills for eligible households; the income limit runs from $23,940 for one person to $66,540 for six. As of Oct 11, 2026, applications were closed and expected to reopen on Monday, Nov 9, with in-person appointments starting Oct 27. Hotline: 713-590-2327.

Before you approve an emergency AC repair in Houston

1. Ask the diagnostic fee before the visit. ConsumerAffairs lists $85 to $150 in Houston.
2. Check the company's TDLR air conditioning contractor license on the TDLR License Search.
3. Anyone handling refrigerant must hold EPA Section 608 certification.
4. Get a written price for the repair before work starts, and ask whether the part is under warranty.
5. If the system is old and the repair is large, ask for a replacement price too; see AC installation in Houston.

All Houston heating and cooling topics are on AC repair in Houston. The national AC repair and AC not cooling guides cover common fixes. Compare emergency AC repair in San Antonio and emergency AC repair in Phoenix, or see home repair costs.