Monthly Climate
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Best time to visit Saint George's

March is the best time to visit Saint George's for general sightseeing, with average highs of 27 °C and about 7 wet days. The comfortable season runs roughly January to April.

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 March comfort 67/100
A beach holiday March sea 27 °C
The least cloud January 37 % average cloud cover
The least rain February 26 mm
Warmth September 28 °C
Cooler weather January 27 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days Beach
1 March 67 27 °C 7 92
2 February 66 27 °C 8 89
3 April 62 28 °C 8 88
4 January 60 27 °C 12 80
5 May 54 28 °C 12 79
6 December 54 27 °C 15 73
7 November 46 28 °C 22 71
8 August 45 28 °C 23 70
9 June 45 28 °C 19 73
10 July 45 28 °C 22 72
11 October 45 28 °C 22 69
12 September 44 28 °C 20 69

For a beach holiday

March scores highest, with a sea temperature of 27 °C and air temperatures around 27 °C. The sea never reaches 20 °C here.

Month Sea Air Sunshine Beach score
January 27 °C 27 °C 37 % 80
February 27 °C 27 °C 37 % 89
March 27 °C 27 °C 43 % 92
April 27 °C 28 °C 56 % 88
May 28 °C 28 °C 59 % 79
June 28 °C 28 °C 64 % 73
July 28 °C 28 °C 56 % 72
August 29 °C 28 °C 55 % 70
September 29 °C 28 °C 61 % 69
October 29 °C 28 °C 63 % 69
November 29 °C 28 °C 57 % 71
December 28 °C 27 °C 45 % 73

When to think twice

September scores lowest with about 20 wet days and highs near 28 °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 26.6 °C 50 mm 37 %
February 26.7 °C 26 mm 37 %
March 27.1 °C 29 mm 43 %
April 27.7 °C 34 mm 56 %
May 28.2 °C 58 mm 59 %
June 27.9 °C 117 mm 64 %
July 27.8 °C 138 mm 56 %
August 28.0 °C 150 mm 55 %
September 28.5 °C 139 mm 61 %
October 28.2 °C 152 mm 63 %
November 27.6 °C 160 mm 57 %
December 27.1 °C 79 mm 45 %

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.