Monthly Climate
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Best time to visit Port-Gentil

July is the best time to visit Port-Gentil for general sightseeing, with average highs of 26 °C and about 2 wet days. The comfortable season runs roughly June to August.

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 July comfort 80/100
A beach holiday July sea 25 °C
The least cloud June 72 % average cloud cover
The least rain July 10 mm
Warmth March 29 °C
Cooler weather July 26 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days Beach
1 July 80 26 °C 2 99
2 August 79 27 °C 4 97
3 June 75 27 °C 7 92
4 September 64 27 °C 14 78
5 October 54 27 °C 28 75
6 November 53 28 °C 30 74
7 December 52 28 °C 30 73
8 January 51 28 °C 29 71
9 May 50 28 °C 24 73
10 February 49 29 °C 26 70
11 April 48 29 °C 27 69
12 March 48 29 °C 28 68

For a beach holiday

July scores highest, with a sea temperature of 25 °C and air temperatures around 26 °C. The sea never reaches 20 °C here.

Month Sea Air Sunshine Beach score
January 28 °C 28 °C 84 % 71
February 29 °C 29 °C 86 % 70
March 29 °C 29 °C 87 % 68
April 29 °C 29 °C 87 % 69
May 28 °C 28 °C 82 % 73
June 26 °C 27 °C 72 % 92
July 25 °C 26 °C 74 % 99
August 25 °C 27 °C 77 % 97
September 26 °C 27 °C 81 % 78
October 27 °C 27 °C 85 % 75
November 27 °C 28 °C 87 % 74
December 28 °C 28 °C 84 % 73

When to think twice

March scores lowest with about 28 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 28.4 °C 284 mm 84 %
February 28.9 °C 239 mm 86 %
March 29.2 °C 255 mm 87 %
April 29.1 °C 230 mm 87 %
May 28.4 °C 172 mm 82 %
June 26.9 °C 33 mm 72 %
July 26.4 °C 10 mm 74 %
August 26.7 °C 15 mm 77 %
September 27.2 °C 56 mm 81 %
October 27.4 °C 227 mm 85 %
November 27.7 °C 375 mm 87 %
December 28.0 °C 354 mm 84 %

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.