Don't let the heat get to you. Stave off searing temperatures by investing in an affordable AC unit from Amazon. As of August 18, the retailer is offering some excellent deals on portable AC and window units so you can chill out in the best way possible while surviving the last few weeks of summer.

Find brands like Black+Decker, Whynter, and Frigidaire on sale for up to 53% off. If you've been sweating bullets since temperatures started rising, it's a good time to go ahead and invest. Snag one today before this sale turns cold.

Best portable AC

Why we like it

The Black+Decker 8,000 BTU portable air conditioner is designed to cool down up to 350 square feet, which makes it the ideal option for anyone living in a small space. It's lightweight and easy to carry, and can be controlled via remote. You can see what kind of temperature you're dealing with on the LED display at the top of the unit, and when it's time to clean up, you can simply slide out the AC filter to give it a good scrub-down. It may be small, but it offers some mighty powerful airflow.

Best portable AC for large areas

Why we like it

The Whynter ARC-14S 14,000 BTU dual hose portable air conditioner is your best bet for keeping larger spaces in your home cool. It can chill areas up to 500 square feet, so it's deal for placing in a bedroom or a shared area in your house. It boasts 14,000 BTUs of power, so you'll go from sizzling to shivering (if you want) in no time. With three different operating modes and a sleek, modern exterior, you'll be in AC heaven as you bask in this unit's superior output. Ahhh, comfort at last.

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Best window unit

Why we like it

The Frigidaire FFRA051WAE window-mounted air conditioner is a great pick for anyone who prefers a window unit. Sometimes you just don't have room for a portable AC, or it doesn't jibe with your decor. This Frigidaire option has 5,000 BTUs under the hood, so place it by your bed or in an area that's difficult to chill in your home and you'll be lounging in that sweet, cool air in no time.

More air conditioner deals at Amazon:

• Frigidaire FHPC082AC1 portable air conditioner — $199$349(save $150)

• Frigidaire 12,000 BTU connected window air conditioner — $289 $439.99(save $150.99)

• Midea 12,000 BTU EasyCool window air conditioner — $289 $449(save $160)