Finished! 220 stitches wide in linen stitch. One row representing the day’s high and one representing the day’s low.
Some stat from 2018
highest temperature : 33.1°c
Lowest temperature:-33.1°c
Most low temperature: -1
Most common high temperature:+7°c

The colours used were
30°+: orange
20-30°: yellow
10-20°: green
0-10°: light purple
-10 - 0°: light blue
-20 - -10°: dark blue
-30 - -20: dark.purple
-30 and colder: white