Vol.1 Thermometer #61

(Published on 2. August 2026, 17:30 by Adrian Klausen)

Rules

1. Base
Normal Sudoku rules apply.

2. Thermometers
Digits on a thermometer must strictly increase from the bulb to the tip.

More Thermometer Sudoku puzzles
This puzzle appears as puzzle #61 in my book 128 Handcrafted Thermometer Sudoku. If you enjoyed solving it, you'll find 127 more handcrafted Thermometer puzzles in the full volume, ranging from beginner-friendly introductions to expert-level challenges.

Discover the series
128 Handcrafted Sudoku Variants is an ongoing series where each volume explores a new Sudoku variant. Every book gradually progresses from easy 4×4 puzzles to expert 9×9 challenges, making the series suitable for both newcomers and experienced solvers.

Solution code: Digits in row 3 (left to right).

Last changed on -

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