Since 1 June 2026
428 mm
Same period 2025
356 mm
Rainy days (≥ 2.5 mm)
40 vs 41
Month by month
- Jun71 mm25 mm last year · 4 rainy days
- Jul62 mm96 mm last year · 8 rainy days
- Aug196 mm172 mm last year · 19 rainy days
- Sep99 mm63 mm last year · 9 rainy days
Teal = 2026, grey = 2025.
Last 30 days
17 Aug15 Sept
Quick answers
People often ask about Chengalpattu monsoon
How much rain has Chengalpattu district received this monsoon?
428 mm from 1 June to 15 Sept 2026 at the district centre, over 40 days with 2.5 mm or more. Last year the same period brought 356 mm.
Which was the wettest day of monsoon 2026 in Chengalpattu?
1 Aug 2026, with about 36 mm at the district centre.
Answers are auto-built from the village's verified record. If something is wrong, residents can correct it after claiming the village.