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Emergency HVAC Contractors in Temecula, CA (2026)

Top 50 of 312 HVAC contractors, in emergency orderUpdated 0 paid placements in this rankingHow we rank

25 of the 50 HVAC contractors on this list post 24/7 hours. 24/7 businesses come first, then same-day, each ranked by CR Score with availability weighted higher.

If you smell gas, leave the building now and call your gas utility or 911 from outside.

The short answer

  1. 1

    #1 for emergency heating and cooling in Temecula: Big B's Plumbing, Electric, Heating & Air, open 24/7.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

Top emergency HVAC contractors in Temecula at a glance

Top emergency HVAC contractors in Temecula at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Big B's Plumbing, Electric, Heating & Air674.9★ (2,972)Murrieta, 3 mi away24/7
2Cool Air Solutions Heating and Air Conditioning664.9★ (1,451)Murrieta, 3 mi away24/7
3Action Air Conditioning & Heating654.9★ (997)Murrieta, 3 mi away24/7
4Encore Plumbing and Air655.0★ (817)Murrieta, 3 mi away24/7
5ProFlo Air Conditioning, Heating, & Plumbing654.9★ (571)Temecula24/7
6Integrity Air Heating & Cooling Specialist645.0★ (468)Murrieta, 5 mi away24/7
7Air Temperature Specialists645.0★ (147)Temecula24/7
8Airtime Heating and Air645.0★ (151)Temecula24/7
9Family Plumbing Heating & Air Conditioning644.8★ (470)Murrieta, 5 mi away24/7
10PDS Plumbing and Air634.9★ (269)Murrieta, 4 mi away24/7

Call an emergency HVAC contractor in Temecula now

24/7 hours mean the business says its phone is answered around the clock. Arrival time depends on where the crew is. Ask for an arrival window when you call.

The 50 emergency HVAC contractors in Temecula, ranked

24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights. The full ranking of all 312 is on the HVAC contractors page.

Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  16. #16 KPH Mechanical

    Based in Temecula

    63/100CR Score

    Ranked #16 because of its Google rating and trade focus: 4.9★ from 89 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 89 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    43064 Black Deer Loop Unit C, Temecula, CA 92590
    View profile for KPH Mechanical(951) 395-0235

  19. #19 EMT-HVAC

    Based in Murrieta, 9 mi away

    62/100CR Score

    Ranked #19 because of its Google rating and trade focus: 4.9★ from 314 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 314 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    Bauvardia Way, Murrieta, CA 92563
    View profile for EMT-HVAC(951) 290-0262

  20. #20 WOW Services

    Based in Murrieta, 3 mi away

    62/100CR Score

    Ranked #20 because of its Google rating and trade focus: 4.9★ from 89 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 89 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    41610 Reagan Way Suite B, Murrieta, CA 92562
    View profile for WOW Services(951) 633-2378

Top 50 of 312 HVAC contractors by emergency score

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.

HVAC contractors in Temecula, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Air Repair 24/7614.9★ (608)18 mi
27Omni Heating and Air614.9★ (196)11 mi
28Personal Plumbing Heating & Air Conditioning614.9★ (1,305)22 mi
29Rea's Air Conditioning And Heating, Inc.615.0★ (131)10 mi
30Morrison Mechanical Heating & Air Conditioning Services615.0★ (123)10 mi
31Premier 1 Heating and Air614.9★ (131)9 mi
32By the Book Plumbing, Heating Air Conditioning615.0★ (24)In Temecula
33Morris Air & Electric614.8★ (43)3 mi
34Rodgers Air Conditioning and Plumbing614.9★ (99)8 mi
35Veterans Heating and Air Conditioning, Plumbing, and Electrical615.0★ (601)21 mi
36TnT Plumbing Heating & Air604.8★ (221)13 mi
37Airtime Heating and Air605.0★ (426)20 mi
38ProFlo Air Conditioning, Heating & Plumbing604.9★ (113)11 mi
39Priority One, Inc.605.0★ (214)17 mi
40Dickinson Heating And Air Conditioning604.9★ (150)14 mi
41Platinum Temecula HVAC Company605.0★ (14)In Temecula
42AHL Heating and Air LLC595.0★ (15)3 mi
43Smart Climate Refrigeration595.0★ (14)3 mi
44Circular AC - Wildomar595.0★ (40)9 mi
45Cool Air Solutions Heating and Air Conditioning Inc.594.9★ (338)22 mi
46Thomas Brothers HVAC594.7★ (37)7 mi
47Service First Corp.Heating, Cooling & Solar594.9★ (35)8 mi
48Thermal Services DTS594.8★ (8)In Temecula
49Polar Express Heating and Air Conditioning Inc.594.8★ (90)14 mi
50Williams Mechanical Co594.9★ (102)15 mi

How we ranked emergency HVAC contractors in Temecula

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 HVAC contractors are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed from
Reputation15%Google star rating, adjusted for how many reviews back it
Credentials15%Active state license, bond and workers’ comp on file
Review volume10%Number of Google reviews, compared with the most-reviewed business on the list
Recency5%Share of reviews from the last 12 months
Availability15%Weekly open hours, Saturday, Sunday, 24/7 or same-day
Trade focus10%How clearly the business does this trade (its Google category and name)
Proximity5%Based in the city scores highest, less the farther away it is
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodically
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there are

Emergency HVAC contractors in Temecula: questions

Which HVAC contractors in Temecula are open 24/7?

25 on this list post 24/7 hours, including Big B's Plumbing, Electric, Heating & Air, Cool Air Solutions Heating and Air Conditioning, Action Air Conditioning & Heating, Encore Plumbing and Air and ProFlo Air Conditioning, Heating, & Plumbing.

Who is ranked #1 for emergency heating and cooling in Temecula, CA?

Big B's Plumbing, Electric, Heating & Air is #1, with a CR Score of 67 out of 100 on emergency weights.

How are emergency HVAC contractors in Temecula ranked?

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 HVAC contractors are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

What should I do before the HVAC contractor arrives?

If you smell gas, leave the building now and call your gas utility or 911 from outside.

How many emergency HVAC contractors here list a phone number?

25 of the 25 businesses ranked in full list a phone number. Tap Call to dial it.

Update log for Temecula

  1. October 2026: CR Scores recalculated for 312 hvac contractors serving Temecula.
  2. October 2026: 2 duplicate listings merged.

More emergency and heating and cooling pages