INT.05 · City index / CA
Toronto wash index
Winter road salt is relentless and the spring melt coats everything in grime — the year’s most important washes happen at 4 °C, not 24 °C. Summer brings humid storm cycles worth dodging with the look-ahead.
SALT /// RELENTLESS WINTERMELT /// SPRING GRIMETHAWS /// PRIME TIME
01
The readout
Live · scored 0–100
02
Wash windows
Best 2-hour slots · daylight-aware
03
Next 48 hours
Hour · index · rain % · temp
Wash · 70+
Borderline · 45–69
Wait · under 45
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