Crochet a cotton sun hat for summer, in sizes for the family! This free crochet hat pattern includes sizes for baby through adult. While the cotton yarn is a summer classic, you can also crochet this sun hat in acrylic yarn. The open mesh sides make it breathable.
Adorn your hat with a ribbon for a sweet finish. These crochet sun hats make fabulous baby gifts, and you can crochet one for mom to match too.

Summer Sun Hat is a top-down crochet brim hat pattern worked seamlessly in the round, sized for the whole family from newborn through adult. The open mesh body keeps air moving through the crown, making it a natural choice for beach days, outdoor play, and warm-weather adventures. An easy skill level means first-time hat crocheters can pick this up with confidence.

Construction and technique

• Worked top-down, in the round, seamless construction
• Double crochet (dc) body with open mesh sides for breathability
• Brim shaped at the lower edge for sun protection
• No flat seaming required; finish with a ribbon for a polished look
• US crochet terminology throughout

Materials

• Yarn: aran weight cotton recommended; I Love This Cotton! by Hobby Lobby (aran weight, 8 WPI) is the sample yarn. Aran weight acrylic works well too.
• Yardage: approximately 60-153 yards (55-140 m) depending on size
• Hook: 4 mm (US G/6)
• Gauge: 3 sts x 2 rows = 1 inch in double crochet
• Notions: tapestry needle; optional ribbon for embellishment

Sizing

- 8 Sizes: newborn (0-3 mo), 3-6 mo, 6-12 mo, 12-24 mos, Toddler, Child, Teem/Sm Adult, and Med/Lg Adult
- Yardage scales with size; full guidance provided for each

What’s included

• Written pattern instructions in US crochet terminology
• Step-by-step photo tutorial
• Instant PDF download

These hats are a ready-made baby shower staple, and you can crochet one for mom to match while you’re at it. The quick yardage requirement means a stash skein or two will see you through any size.

Happy hooking!