Temperature
Hot by day, warm at night.
Colachel is most comfortable in the drier months around December to February. Typical daytime highs run about 84-92°F year-round. The climate is hot and humid. Rainy season runs roughly April to November.

Hot by day, warm at night.
Recurring showers across the month.
Cloudier spells limit sunshine.
Hot afternoons occur, with humid air through much of the month.
In August, afternoons feel about 83° and nights feel near 84°.
Mostly cloudy skies.
August late afternoons are around 79°F, and early evening stays near 78°F.
August's typical breeze keeps the air from feeling as stagnant.
Want a side-by-side climate view? Compare Colachel with Bangkok.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jul 27, 2026
Data & methodology