Monthly Climate
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Best time to visit Thiruvananthapuram

January is the best time to visit Thiruvananthapuram for general sightseeing, with average highs of 30 °C and about 6 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 73/100
A beach holiday January sea 28 °C
The least cloud February 43 % average cloud cover
The least rain January 29 mm
Warmth March 30 °C
Cooler weather July 27 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days Beach
1 January 73 30 °C 6 89
2 December 68 29 °C 9 82
3 February 67 30 °C 8 82
4 November 53 28 °C 22 71
5 October 53 28 °C 25 72
6 September 51 28 °C 20 74
7 August 51 27 °C 22 75
8 July 50 27 °C 26 75
9 March 49 30 °C 19 66
10 June 49 28 °C 27 73
11 April 46 30 °C 25 64
12 May 46 29 °C 24 68

For a beach holiday

January scores highest, with a sea temperature of 28 °C and air temperatures around 30 °C. The sea never reaches 20 °C here.

Month Sea Air Sunshine Beach score
January 28 °C 30 °C 45 % 89
February 29 °C 30 °C 43 % 82
March 29 °C 30 °C 48 % 66
April 30 °C 30 °C 64 % 64
May 29 °C 29 °C 78 % 68
June 28 °C 28 °C 89 % 73
July 26 °C 27 °C 90 % 75
August 26 °C 27 °C 87 % 75
September 27 °C 28 °C 80 % 74
October 28 °C 28 °C 81 % 72
November 29 °C 28 °C 76 % 71
December 29 °C 29 °C 58 % 82

When to think twice

May scores lowest with about 24 wet days and highs near 29 °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 29.5 °C 29 mm 45 %
February 30.0 °C 51 mm 43 %
March 30.2 °C 111 mm 48 %
April 29.9 °C 170 mm 64 %
May 29.1 °C 229 mm 78 %
June 27.5 °C 323 mm 89 %
July 27.1 °C 216 mm 90 %
August 27.1 °C 187 mm 87 %
September 27.6 °C 175 mm 80 %
October 27.7 °C 299 mm 81 %
November 28.0 °C 237 mm 76 %
December 28.7 °C 82 mm 58 %

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.