Climate almanac

Vallam

Tamil Nadu, India · 10.72°, 79.06°

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What is the climate like in Vallam?

The best time to visit Vallam is typically January – April, with trip comfort peaking in February (7.9/10). Vallam is warmest in May, when daily highs average 99°F (37°C), and coolest in January, when lows fall to about 72°F (22°C). The wettest month is typically November and the driest is February; the year sees roughly 40 in (1008 mm) of precipitation.

  • Best time to visitJanuary – April — comfort peaks in February (7.9/10)
  • Warmest monthMay — average high 99°F (37°C)
  • Coolest monthJanuary — average low 72°F (22°C)
  • Wettest monthNovember (8.9 in (226 mm))
  • Driest monthFebruary (0.5 in (13 mm))
  • Annual precipitation40 in (1008 mm)
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
  • Records fromTiruchchirapalli, 38 km away (1961-2025)