1Beachy Waves
Pool//Getty ImagesChannel a day spent at the beach with long, undone waves like Zendaya. Try letting your hair air dry using a salt spray to mimic the effects of ocean water, and throw in a few curls with a curling wand.
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2Half-Up Box Braids
Rich Polk//Getty ImagesSummer is the perfect time for protective styles. Go for a half-up bun like Tessa Thompson for an effortless, chic look.
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3Balloon Ponytail
Karwai Tang//Getty ImagesFor an updated twist on a high ponytail, tie off sections with elastics and fluff out the segments to keep them voluminous. This style is fun on its own, but keep it romantic and flirty by curling long curtain bangs in the front like Priyanka Chopra.
4Loose Ponytail
Pool//Getty ImagesThis is the ultimate soft and sweet summer style. Gather your hair into a low pony at the nape of your neck, and leave out a few wavy face-framing pieces for dimension. Blunt bangs like Margot Robbie's top off the look.
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5Wet Look for Short Hair
Getty ImagesLook like you've just stepped out of the ocean by working in a high-gloss pomade. After working the pomade through, wear your mane down like Jennifer Lopez, or slick it straight back for an edgy look.
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RELATED: 34 Gorgeous Ways to Style Short Hair
6Deep Side Part
Alberto E. Rodriguez//Getty ImagesWho says side parts aren't cool anymore? Lana Condor shows that the style is still sophisticated. Slick the rest of your hair down for a modern take on the part.
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7Curly Updo
Handout//Getty ImagesLet your natural curls shine this summer with an elegant updo that showcases your natural style. Andra Day's curls look defined and voluminous in this easy style that is perfect for even the hottest summer days.
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8Single Braid
Getty ImagesOnce the humidity hits, every day feels like a bad hair day. On the worst days, take a tip from Kristen Bell and try out this cute hairstyle. Simply add one braid on one side of your head and then top it off with your favorite summer hat.
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9Wrapped Ponytail
David Livingston//Getty ImagesRegina King brings the glamour with this simple upgrade to a low ponytail. To recreate this look, grab a pack of hair ties and secure one at the nape of your neck. Continue tying one band after another beneath your original tie, until you reach your desired length. Alternatively, you can achieve the same look with wrapped metallic cord or wire.
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10Straightener Curls
Steve Granitz//Getty ImagesYes, you read that right — your straightener can actually give you the most natural-looking beachy waves. For hair like Laura Dern's, start with your flat iron at your roots as usual — but instead of of pulling straight down, twist hair around the straightener as you go.
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11French Braided Bun
Unique Nicole//Getty ImagesTiffany Haddish is ready for summer. With an elegant reverse French braid wrapping into a low bun, it's easy to copy her style for any activity. Just make sure you don't forget to bring a few extra bobby pins to keep it all together.
RELATED: 50 Easy and Beautiful Updo Hairstyles
12Space Buns
Bauer-Griffin//Getty ImagesGym, beach, running errands — this funky style works for any low-key occasion. Plus, it's much more fun than a regular bun. If you want to tone down Kendall Jenner's double bun look, secure your buns at the nape of your neck instead of the crown of your head.
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13Hair Accessories
John Shearer//Getty ImagesIt's no secret that stylish hair clips are a great way to add spice to any look. If you're looking for a grown-up way to incorporate barrettes into your hair, try pinning one side back just above the ear, like Kerry Washington.
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14Curled Ponytail
Frazer HarrisonUpdate your classic pony with some curls, just like Constance Wu. This look is looks polished for nighttime, but is also an easy daytime style.
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15Braid Down the Back
Getty ImagesKeep hair off your back — and off your shoulders — like Gina Rodriguez. Put your hair in a high ponytail, braid straight back, and secure. Use a hairspray to give your hair a sleek, clean look.
16Half-Up Half-Down
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17Wispy Updo
Getty ImagesSpray your crown with hairspray before brushing it straight back and securing the ends into a baby bun. Don't forget to pull out a few wisps around your ears for a wind-blown, Meghan Markle-inspired look.
18Random Braids
Getty ImagesThere's no rhyme or reason to Salma Hayek's hairstyle — and that's what makes it perfect for summer. After your hair air dries, braid a few strands around your scalp and let them hang freely.
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19Top Knot
Getty ImagesGet inspiration from a pro (a.k.a. Kerry Washington): A tight top knot isn't only stylish, it's functional — in higher temps, the higher the hair, the cooler you stay.
20Hipster Bun
Alison Buck//Getty ImagesA new-age hybrid between the half-up, half-down and top knot hairstyles, Mandy Moore's hipster bun looks even better with a few beach waves on the ends.
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