Log each day's temperature, match it to your yarn, and watch your blanket take shape — Tempestry keeps your date range, location and color map in one calm place, so you always know the next row to knit.
Pick your town once. Tempestry pulls the daily temperature so every row is true to where you live.
Map temperature ranges to the exact yarns in your stash and give each one a name you'll recognize.
Check off rows as you go. The blanket view shows the whole year and exactly what's left to knit.

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Tempestry helps knitters create and manage weather blankets with less hassle and more consistency.
Track daily temperatures, map each temperature range to your yarn colors, and keep your blanket plan organized in one place. Tempestry stores your preferred date range, location, and color mapping so you always know which row to knit next. It also helps you review your progress over time and update your setup as seasons change.
Whether you're starting your first weather blanket or refining your long-term tempestry project, Tempestry makes it easy to stay on track, row by row.
Knitters making weather blankets who want a clearer, more consistent way to track temperature-to-yarn decisions throughout the year.
A weather blanket (also called a temperature blanket or tempestry) is a year-long knitting or crochet project where each row represents one day's temperature. Crafters assign yarn colors to temperature ranges and knit one row per day, creating a colorful record of an entire year's weather. The finished blanket becomes a unique, personal textile that tells the story of a specific place and time.
Choose a start date (many crafters begin on January 1), pick your yarn colors, and assign each color to a temperature range. Then knit or crochet one row per day using the color that matches that day's high temperature. Tempestry automates the temperature lookup and color matching for you.
Yes. Tempestry tracks temperatures and color assignments regardless of your craft technique. It works for knitting, crochet, weaving, or any fiber art that maps temperature to color.
Tempestry uses the Open-Meteo weather API to fetch accurate historical and forecast temperature data for your chosen location.
Tempestry offers a free tier with core features. A subscription unlocks additional customization options and extended forecast data.