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Blackout curtains block heat, not just light: 8 stylish picks to keep your home naturally cool in summer

Blackout curtains help block heat, improve sleep, reduce glare, and protect interiors, making them a smart and practical summer home upgrade.

Published on: Apr 20, 2026, 11:17:13 IST

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Product	Rating	Price
Story@Home 100% True Blackout Door Curtains 7 Feet Long Set of 2 \| Plain Design \| Room Darkening Curtain \| Thermal Insulated Curtains for Living Room, Bedroom \| (116 x 215 cm, Beige)View Details		₹1,249
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HOMEMONDE 100% True Blackout Curtains 9 Feet Long Door - Pack of 2 Curtains, Embossed Panels Light Block Thermal Insulated & Noise Reducing Room Darkening Curtains (Beige, 108Inch)View Details
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Unlock Personalized EMI Offers ₹209x 6 months₹1,249 100% SecureFlexible EMI Tenure
BFAM Floral Print 100% Blackout Curtain with Black Linning at Back, Floral Print Curtains for Living Room/Bedroom Thermal Insulated Energey Saving Blossom Curtain, Pack of 1 CurtainView Details		₹883
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LINENWALAS 100% True Blackout Curtains 7 Feet Long - Set of 2 Panels, Herringbone Embossed Design Complete Light Block Thermal Insulated & Noise Reducing Room Darkening Curtains (Light Grey)View Details		₹1,549
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Foxin FTC B021 Toner Cartridge for Brother TN B021 Compatible with HL-B2000, B2080DW, B2100DB, B2180DWB DCP-B7500D, B7535DW, B7600DB, B7640DWB, B7620DWB MFC-B7700D,B7715DW,B7720DN,B7810DW \| Set of 3View Details		₹1,300
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Every product we recommend is chosen through a combination of Primary Research and Secondary Research.

Sunlight blocked by blackout curtains creates a cool, dim room, offering comfort and relief from intense summer heat outside. (Pexels.com)

By Neha Ravi Khandelwal

Neha Khandelwal
Content Lead, HT Travel | Travel & Lifestyle Journalist
With over 10 years of content writing experience, Neha Khandelwal is a lifestyle journalist and the Content Lead at HT Travel. She specialises in destinations, hotels, aviation, luggage, travel gear, and practical guides that help readers plan smarter and travel better. Her work combines first-hand experience, expert insights, and extensive research to create stories that are informative, useful, and easy to follow.

Career Journey & Experience
Neha began her writing career as a freelance journalist in 2010 before entering mainstream media with The Times of India in 2022. She later joined Hindustan Times, where she has written extensively across travel, lifestyle, home, and consumer trends. Her professional background extends beyond journalism. Before moving into digital media full-time, she spent nearly a decade in interior design, managing residential projects from concept to execution. She also trained in visual merchandising with Shoppers Stop and Pantaloons and worked with women-led startups across design and operations. These experiences continue to shape her storytelling, especially in how she evaluates hotels, design-led stays, hospitality spaces, and travel experiences.

A naturally curious learner, Neha has completed beginner certifications in pottery, scuba diving, baking, creative writing, and other creative pursuits. She has read more than 2,000 books, trained in Bharatanatyam for 8 years, and ghostwritten a book on Ladakh tourism.

Subject Expertise
Travel is at the heart of Neha's work. She covers destinations, hotels, airlines, luggage, packing strategies, travel accessories, and emerging travel trends through a mix of reporting, product testing, and conversations with industry experts. A frequent traveller herself, she approaches every trip with a journalist's curiosity and a planner's mindset, focusing on experiences that readers can realistically recreate. From choosing the right cabin bag to decoding hotel openings and destination trends, her writing prioritises practical advice over promotional claims. Her background in interior design also gives her a distinct perspective on architecture, hospitality design, boutique hotels, luxury stays, and thoughtfully designed spaces.

Education & Professional Background
Neha holds a Master's degree in Interior Design. Her early experience in interior design, visual merchandising, and design operations gives her a unique understanding of aesthetics, functionality, and user experience, adding depth to her coverage of hotels, resorts, and travel spaces.

Editorial Philosophy
"As an avid, research-driven traveller, my goal is simple. To answer the questions you actually have before booking a trip. I cut through the promotional noise with honest reporting and expert insights. Making travel planning seamless, smart, and reliable so you always know where to go next."

What are blackout curtains?

Regular curtains are like a thin cotton t-shirt, while blackout curtains are more like a high-tech sun shield. They are made from a special triple-weave fabric or have a clever backing that acts as a seal against the heat.

The best part is that they don't have to look heavy or dark. You can find them in crisp whites, soft pastels, or even fun prints. They can look perfectly light and breezy on your windows while still doing all the heavy lifting behind the scenes.

Windows are the top source of heat transmission into your home

Here is a quick fact for you. Windows are responsible for about 30% of the heat gain in your home. That is a massive amount of unwanted warmth. Think of blackout curtains as a physical barrier. If you keep them shut during the peak hours of 10:00 AM to 4:00 PM, you stop the heat before it even enters the room.

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The summer necessity: Temperature control

Blackout curtains are a summer essential because they act as a physical shield against the sun. Since windows account for 30% of heat gain, drawing these curtains blocks the warmth before it enters. This keeps your home naturally cooler, slashes your AC bills, and significantly reduces your carbon footprint.

What to do:

Keep curtains shut from 10:00 AM to 4:00 PM
Open them in the evening to let heat escape

Pro tip (and it works):

Draw blackout curtains first to block heat
Use AC or a cooler briefly to chill the room
Switch it off and let the curtains hold that cool air

Simple move. Big difference.

Why do blackout curtains help you sleep longer?

The science of sleep: Melatonin and the Sun

Summer transition can throw your sleep off track. Early sunrises wake you up too soon, while late sunsets push your bedtime further out. Your body relies on darkness to produce melatonin, the hormone that supports restful sleep. Blackout curtains help by creating a consistently dark environment, so you fall asleep faster and stay asleep longer with fewer interruptions. They are especially useful for night-shift workers, parents managing young kids, and anyone dealing with bright streetlights outside.

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Other benefits of blackout curtains

1. Protects your interiors from sun damage

Blocks harsh UV rays that can fade furniture, rugs, and artwork over time, helping your space look newer for longer.

2. Softens outside noise for a calmer space

The thick fabric helps reduce everyday sounds, such as traffic and evening activity, making your room feel more settled.

3. Improves screen visibility at home

Cuts glare on TVs and laptops, making movie nights, gaming, or even work calls far more comfortable.

Blackout curtains are a solid summer upgrade. Cooler rooms, better sleep, and less dependence on the AC. Draw them during the day, keep the heat out, and enjoy a space that actually feels like a break from the weather outside.

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The author of this article holds a Master's Degree in Interior Design and has spent over a decade in research, teaching, and designing homes from scratch.

Disclaimer: At Hindustan Times, we help you stay up-to-date with the latest trends and products. Hindustan Times has an affiliate partnership, so we may get a part of the revenue when you make a purchase. We shall not be liable for any claim under applicable laws, including but not limited to the Consumer Protection Act, 2019, concerning the products. The products listed in this article are in no particular order of priority.

ABOUT THE AUTHOR
Neha Khandelwal
Neha Khandelwal Content Lead, HT Travel | Travel & Lifestyle Journalist With over 10 years of content writing experience, Neha Khandelwal is a lifestyle journalist and the Content Lead at HT Travel. She specialises in destinations, hotels, aviation, luggage, travel gear, and practical guides that help readers plan smarter and travel better. Her work combines first-hand experience, expert insights, and extensive research to create stories that are informative, useful, and easy to follow. Career Journey & Experience Neha began her writing career as a freelance journalist in 2010 before entering mainstream media with The Times of India in 2022. She later joined Hindustan Times, where she has written extensively across travel, lifestyle, home, and consumer trends. Her professional background extends beyond journalism. Before moving into digital media full-time, she spent nearly a decade in interior design, managing residential projects from concept to execution. She also trained in visual merchandising with Shoppers Stop and Pantaloons and worked with women-led startups across design and operations. These experiences continue to shape her storytelling, especially in how she evaluates hotels, design-led stays, hospitality spaces, and travel experiences. A naturally curious learner, Neha has completed beginner certifications in pottery, scuba diving, baking, creative writing, and other creative pursuits. She has read more than 2,000 books, trained in Bharatanatyam for 8 years, and ghostwritten a book on Ladakh tourism. Subject Expertise Travel is at the heart of Neha's work. She covers destinations, hotels, airlines, luggage, packing strategies, travel accessories, and emerging travel trends through a mix of reporting, product testing, and conversations with industry experts. A frequent traveller herself, she approaches every trip with a journalist's curiosity and a planner's mindset, focusing on experiences that readers can realistically recreate. From choosing the right cabin bag to decoding hotel openings and destination trends, her writing prioritises practical advice over promotional claims. Her background in interior design also gives her a distinct perspective on architecture, hospitality design, boutique hotels, luxury stays, and thoughtfully designed spaces. Education & Professional Background Neha holds a Master's degree in Interior Design. Her early experience in interior design, visual merchandising, and design operations gives her a unique understanding of aesthetics, functionality, and user experience, adding depth to her coverage of hotels, resorts, and travel spaces. Editorial Philosophy "As an avid, research-driven traveller, my goal is simple. To answer the questions you actually have before booking a trip. I cut through the promotional noise with honest reporting and expert insights. Making travel planning seamless, smart, and reliable so you always know where to go next."Read More

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