Easy Summer Cardigan Free Crochet Pattern (With Video Tutorial)
If you’ve been searching for the perfect warm-weather crochet project, this easy summer cardigan might be exactly what you need. Light, breezy, and stylish enough to wear over a swimsuit at the beach or layered over a tank top for a casual evening out, a crocheted summer cardigan is one of those versatile wardrobe staples that never goes out of style. Best of all, this pattern is completely free, beginner-friendly, and comes with a full video tutorial to walk you through every step.
Whether you’re brand new to crochet or you’ve been crocheting for years and want a quick, satisfying project, this summer cardigan pattern is designed to work for you. Let’s dive into everything you need to know before you pick up your hook.
Why Crochet a Summer Cardigan?
Summer cardigans are one of the most practical and fashionable accessories you can make. Unlike heavy sweaters or thick winter wraps, a summer cardigan is designed to be lightweight and breathable. It gives you just enough coverage when the air conditioning is running too cold at the office, or when you want a little extra layer on a cool summer evening without overheating.
Crocheting your own cardigan means you get to choose the exact color, size, and yarn weight that suits your personal style. Store-bought cardigans often come in limited sizes and colors, but when you make your own, you’re in complete control. You can make it oversized and slouchy for a boho look, or fitted and structured for something a little more polished.
There’s also something incredibly satisfying about wearing something you made with your own hands. Every stitch you put into this piece becomes part of a garment you’ll reach for again and again throughout the warm months.
Materials You’ll Need
Before you start, gather your materials so you have everything within reach. Here’s what this pattern calls for:
Yarn: The best choice for a summer cardigan is a lightweight yarn, ideally cotton or a cotton blend. Cotton yarn is breathable, washable, and has a beautiful drape that makes garments look polished and intentional. Look for a yarn labeled as DK weight (also called light worsted or size 3) or fingering weight (size 1–2) if you want something extra delicate. Popular choices include Lion Brand 24/7 Cotton, Paintbox Simply DK, Scheepjes Catona, or any affordable cotton yarn you can find at your local craft store.
For a standard adult size medium, you’ll need approximately 800–1,000 yards of yarn. If you’re sizing up or going longer with the cardigan, plan for closer to 1,200 yards. It’s always better to buy a little extra than to run out mid-project.
Hook: A size 4.0 mm (G) or 4.5 mm (G/7) crochet hook works well with most DK weight cotton yarns. Always check your gauge swatch before you start so your finished cardigan ends up close to the intended size.
Other tools: A yarn needle for weaving in ends, scissors, stitch markers (optional but helpful), and a measuring tape.
Gauge and Sizing
Gauge matters more in garment making than it does in most other crochet projects. Taking 10 minutes to crochet a swatch before you begin can save you hours of frustration later.
For this pattern, the target gauge is roughly 16 stitches and 10 rows = 4 inches in half double crochet using a 4.0 mm hook and DK weight yarn. If your swatch comes out bigger than that, go down a hook size. If it comes out smaller, go up a hook size.
This pattern is written for sizes XS through 2XL. The measurements are as follows:
XS: Bust 32–34 inches
S: Bust 34–36 inches
M: Bust 36–38 inches
L: Bust 40–42 inches
XL: Bust 44–46 inches
2XL: Bust 48–50 inches
All instructions are written for size small, with changes for other sizes noted in parentheses throughout the pattern.
Stitches and Abbreviations Used
This pattern uses very simple stitches, which is part of what makes it so approachable for beginners. Here’s a quick reference:
ch – chain
sl st – slip stitch
sc – single crochet
hdc – half double crochet
dc – double crochet
sp – space
rep – repeat
sk – skip
RS – right side
WS – wrong side
t-ch – turning chain
If you’re unfamiliar with any of these stitches, the video tutorial linked below covers all of them in detail, so don’t let an unfamiliar abbreviation stop you from getting started.
Pattern Notes
This cardigan is worked in two flat panels (a back piece and a front piece that includes both fronts joined at the center back neckline) and then seamed together at the shoulders and sides. The sleeves are worked separately and seamed in, or you can skip sleeves entirely for a vest-style variation. It’s designed to have a slight positive ease, meaning it will be a little roomier than your actual measurements for a relaxed, comfortable fit.
The stitch pattern used for the body is a simple half double crochet mesh, which creates a slightly open, airy fabric perfect for warm weather. It works up quickly and has a lovely texture without being complicated.
Free Crochet Pattern: Easy Summer Cardigan
Back Panel
Chain: Ch 73 (77, 81, 89, 97, 105).
Row 1 (RS): Hdc in 3rd ch from hook and in each ch across. Turn. — 71 (75, 79, 87, 95, 103) hdc.
Row 2: Ch 2, hdc in each st across. Turn.
Repeat Row 2 until the piece measures 13 (13.5, 14, 14, 14.5, 15) inches from the beginning, or your desired body length. Fasten off and set aside.
Left Front Panel
Chain: Ch 37 (39, 41, 45, 49, 53).
Row 1 (RS): Hdc in 3rd ch from hook and in each ch across. Turn. — 35 (37, 39, 43, 47, 51) hdc.
Row 2: Ch 2, hdc in each st across. Turn.
Repeat Row 2 until piece measures the same as the back panel. Fasten off.
Right Front Panel
Work the same as the left front panel.
Assembling the Body
Lay the back panel flat with the right side facing up. Place the right front panel on top of the right edge of the back, aligning the side edges. Sew or slip stitch the side seam from the bottom hem up to approximately 8 (8.5, 9, 9, 9.5, 10) inches, leaving the rest open for an armhole. Repeat on the left side with the left front panel.
Next, join the shoulder seams. With the right sides together, align the top edge of each front panel with the corresponding shoulder area of the back panel. The front panels are narrower than the back by design, which creates a natural V-neck opening at the center front. Seam approximately 2–3 inches in from each outer edge to create the shoulder joins, leaving the center open for the neckline.
Sleeves (Optional)
If you’d like sleeves, they work up quickly as simple rectangles that are then seamed and set in.
Chain: Ch 45 (47, 49, 53, 57, 61).
Row 1: Hdc in 3rd ch from hook and in each ch across. Turn.
Row 2: Ch 2, hdc across. Turn.
Repeat Row 2 until sleeve measures 14 (14, 14.5, 15, 15, 15.5) inches, or to your desired length. Seam the long edge of the sleeve to form a tube, then set it into the armhole opening, easing as needed. Repeat for second sleeve.
For a more tapered sleeve, decrease 1 stitch each side every 4 rows by working hdc2tog at the beginning and end of those rows.
Edging
A simple edging along the front opening, neckline, and bottom hem ties the whole cardigan together beautifully and gives it a finished, polished look.
With the right side facing, join yarn at the bottom right corner of the right front edge.
Round 1: Work sc evenly up the right front edge, across the back neckline, and down the left front edge, then along the bottom hem. Work 3 sc in each corner to keep the edges flat. Join with sl st to first sc.
Round 2: Ch 3 (counts as dc), sk 1 st, dc in next st, ch 1, sk 1 st, rep from around. This creates a light, airy shell edge. Join with sl st to top of beginning ch-3. Fasten off.
For sleeve hems, work 1–2 rounds of sc around the cuff opening.
Weave in all ends with your yarn needle.
Video Tutorial
A full video tutorial walks you through each section of this pattern step by step, including how to measure and swatch, how to work the half double crochet mesh, and how to seam everything together neatly. Even if you’ve never made a garment before, the video breaks down the process into manageable segments so you always know exactly where you are in the pattern and what comes next.
You can find the video on YouTube by searching “easy summer cardigan free crochet tutorial” — or if you’ve arrived at this post from a video link, the pattern you’re reading right now is the written companion to that tutorial. Watching along while you crochet makes the whole process feel much more intuitive, especially if written patterns sometimes feel confusing.
Tips for Success
Swatch, swatch, swatch. It really does make a difference. Even if you’ve used the same hook and yarn combination before, swatching takes only a few minutes and ensures your finished cardigan will actually fit the way you intended.
Block your pieces before seaming. Blocking cotton yarn is one of those game-changing steps that newer crocheters often skip. Wet your finished panels, gently squeeze out the excess water, pin them to the measurements listed above on a foam mat or towels, and let them dry completely. The fabric will relax, even out, and become noticeably softer. It also makes seaming much easier because your pieces will be flat and the edges easy to align.
Use stitch markers. When you’re working long rows, it’s easy to accidentally gain or lose stitches. Place a stitch marker at the beginning of each row to mark your starting stitch, and count your stitches every few rows until you feel confident.
Choose your yarn wisely. Not all cotton yarns behave the same way. Mercerized cotton has a slight sheen and holds its shape well. Non-mercerized cotton is softer and has more stretch. Either works beautifully for this pattern, but be aware that soft, stretchy cottons may cause your cardigan to grow a little in length once it’s worn, so you might want to work the body slightly shorter than the pattern states.
Seaming matters. The slip stitch seam described in this pattern creates a firm, visible ridge on the inside of the garment. If you prefer an invisible seam, try the mattress stitch instead, which joins pieces from the right side using a yarn needle and creates a seamless-looking join. Both methods work well — it’s really about your personal preference.
Customizing Your Cardigan
One of the best things about a simple pattern like this is how easy it is to make your own. Here are a few ideas to personalize your summer cardigan:
Add pockets. Small square patch pockets attached to the front panels are both functional and adorable. Just crochet two small rectangles, block them, and sew them on before adding your edging.
Change the edging. Instead of the simple dc/ch-1 shell edge, try a crab stitch (reverse single crochet) for a more defined border, or a picot edge for something delicate and feminine.
Go longer. If you love the look of a duster-style cardigan, simply keep working rows until the body reaches your desired length. Add extra yarn to your shopping list accordingly.
Try stripes. Alternate colors every two rows for a cheerful, bold look, or work in subtle tonal stripes using two shades of the same color family.
Add ties. Crochet a long chain or work a length of i-cord in the same yarn and attach it to the center front at the waist level for an optional tie closure.
Frequently Asked Questions
Can a beginner really make this cardigan?
Yes, absolutely. If you can chain, single crochet, and half double crochet, you have all the skills you need. The shaping is minimal, the stitch pattern is repetitive and easy to memorize, and the video tutorial covers everything visually. Take it one section at a time and don’t rush.
How long does this project take to finish?
For an average crocheter working a few hours a week, this cardigan typically takes two to three weeks. If you’re a faster crocheter or have more time to dedicate, you could finish it in a weekend.
Can I sell items made from this free pattern?
Yes! You’re welcome to sell finished cardigans made from this pattern. Please credit the pattern as your source if asked, but you don’t need special permission to sell your handmade work.
What if I want to make a plus-size version?
Add stitches to your starting chain in increments of 4 to maintain the stitch pattern repeat. Measure your bust and hips and add 2–4 inches of ease, then calculate how many stitches you need based on your gauge swatch. It’s easier than it sounds, and the video tutorial includes tips on sizing adjustments.
Final Thoughts
There are few things more satisfying than finishing a handmade garment and then actually wearing it out into the world. This easy summer cardigan is the kind of project that feels manageable from start to finish — it’s not intimidating, it doesn’t require advanced shaping skills, and the result is genuinely beautiful and wearable.
Whether you choose a crisp white cotton for a classic coastal look, a soft sage green for something earthy and bohemian, or a bright coral for a pop of summer color, this cardigan is going to be something you reach for all season long. And once you’ve made one, you’ll likely want to make another in a different color or length — that’s just the nature of a pattern this enjoyable.
If you try this pattern, share your finished cardigan on social media and tag it so others can find inspiration from your work. And if you have questions along the way, the comments section is always a great place to connect with fellow crocheters who may have run into the same snag and figured out a solution.
Happy crocheting, and enjoy your summer cardigan!
