Heating and Cooling in Huntley, IL

In Crystal Lake & Surrounding Areas

Serving McHenry, Lake, Kane & Cook County!

Schedule Service or call us today 815-477-7766

Fall 2023

special promo

Special Carrier Furnace Promo

Up to $1,450

in Rebates

No matter what time of year, you’ll eventually use your heater or air conditioner to warm or cool the house. As you touch the thermostat, you may hear some unsettling noises or notice significant disruptions with your HVAC system. Loud grinding, banging, or whistling noises, uneven heating or cooling, and unexpectedly high energy bills are all signs that your HVAC system needs service.

Are you looking for a local and reliable heating and cooling company in Huntley, Illinois? WeatherWise Heating & Cooling is here to help with cost-effective, energy-efficient air conditioning and furnace solutions.


We offer the following services for all residential and commercial heating and cooling services. We are family-owned and operated and provide a 100% satisfaction guarantee on all our services. We always remain punctual, transparent, and friendly on every project.

Additionally, WeatherWise Heating & Cooling offers same-day service. Day or night, we offer 24/7/365 emergency assistance for unexpected issues with your current heating and cooling system. Your safety and comfort are our number-one concerns. Please don’t hesitate to call us once you notice problems with your HVAC system!


  • 24-Hour Emergency Repair Service
  • Air Conditioning Replacement
  • Thermostat Replacement or Repair
  • AC Tune-Up Service
  • Air Handlers Service
  • Refrigerant Replacement
  • Multi-zone Air Conditioning Systems
  • Humidifier Service
  • Dehumidifier Service


  • 24-Hour Emergency Heating Services
  • Heating Replacement
  • Furnace Repair
  • Heating Tune-Up Service
  • Heat Pumps
  • Boilers
  • Ductless Systems
  • Water Heaters
  • Garage Heaters

Not only are we committed to providing you with unbeatable onsite A/C and heating services, such as no trip charges and regular tune-ups to ensure HVAC system efficiency, but we also guarantee 24/7 year-round emergency assistance as well as discounts on replacement parts, repair labor, duct cleaning, and new unit purchases.

An HVAC technician installing an outside air conditioner.

Why WeatherWise?

WeatherWise Heating and Cooling is proud to be an integral part of one of the fastest-growing communities in Illinois, providing heating and air conditioning repairs, replacements, and installations for Huntley and the surrounding areas.

Should you find yourself with a broken furnace, air conditioning unit, heat pump, or air filtration system, our team of highly skilled HVAC technicians will help. We service all heating and cooling system makes and models. We’ll also happily provide information about your new HVAC system when it’s time to replace old units.

Call Now for Same-Day Service!

Call us today at 815-477-7766 to schedule your HVAC in Huntley, IL! We’re always here to answer your questions, concerns, or emergency service calls. As a professional HVAC company, we understand that costs might interfere with your service. We’re proud to offer financing options for all customers to receive top-notch service at low monthly rates.


wwhc van

Why Choose Us

Heating & Cooling

Locally owned & operated professionals in air
conditioning, heating & plumbing service:


Satisfaction Guarantee


24/7 Emergency Service


Locally Owned


Competitive Pricing


Trained Technicians


Certified & Insured

Satisfied Clients

See Why Your
Neighbors Keep
Calling Us

Read All Reviews

I've been using WeatherWise for years and always happy with the service.

They are always on time and best of all, reasonably priced. It's hard to find a company in that industry that you can trust. They have been there when I needed them. I trust WeatherWise and have recommended their service for my neighbors who are also very happy. I recently had them install a new furnace and air conditioner and was surprised that both were installed in less than a day. Keep up the good work!

Tom Froelich


I had weather wise come out to my home to put on a new humidifier.

They completed the job quickly, professionally, and explained how everything worked to me and my husband. When the crew was finished, they left our basement neat, clean and tidy. For the price, you really can't beat their great service!

Cynthia Simmons


Weatherwise is amazing.

I can tell you that these guys really know what they are doing, they are priced very fair, and treat you like friends and family. Of all the service companies I have dealt with in my time they are by far the best. Frank, on behalf of my family and my self we thank you from the bottom of our hearts for your service. A new furnace 2 days before -25 degree temps is a huge relief. Thanks again and we will see you next fall for service.

Ryan Gerstad