Monthly Climate
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Best time to visit Sivakasi

January is the best time to visit Sivakasi for general sightseeing, with average highs of 31 °C and about 4 wet days. The comfortable season runs roughly December to February.

It depends what you are going for

One month rarely wins on everything. These are the best months on each measure taken on its own.

If you want Best month On that measure
Sightseeing and walking January comfort 76/100
The least cloud March 38 % average cloud cover
The least rain January 20 mm
Warmth May 37 °C
Cooler weather December 29 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days
1 January 76 31 °C 4
2 December 71 29 °C 10
3 February 67 34 °C 4
4 March 57 36 °C 6
5 November 55 29 °C 19
6 July 55 35 °C 8
7 June 53 35 °C 7
8 August 53 35 °C 9
9 September 50 35 °C 11
10 April 46 37 °C 10
11 October 46 32 °C 19
12 May 43 37 °C 11

When to think twice

May scores lowest with about 11 wet days and highs near 37 °C. That does not make it a bad month — it depends entirely on what you are travelling for. The numbers are all here; the judgement is yours.

The full year

Month Avg high Rainfall Cloud
January 30.6 °C 20 mm 51 %
February 33.6 °C 22 mm 40 %
March 36.2 °C 34 mm 38 %
April 36.6 °C 56 mm 55 %
May 37.1 °C 61 mm 66 %
June 35.4 °C 39 mm 82 %
July 34.9 °C 36 mm 87 %
August 35.1 °C 47 mm 83 %
September 35.1 °C 72 mm 77 %
October 32.2 °C 194 mm 79 %
November 29.2 °C 196 mm 75 %
December 28.8 °C 101 mm 65 %

Data sources and method

Normal period
1991–2020
Dataset version
era5-1991-2020-scores1.1
Last processed

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: comfort score, beach score, season boundaries. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.