Monthly Climate
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Best time to visit Portoviejo

August is the best time to visit Portoviejo for general sightseeing, with average highs of 29 °C and about 4 wet days. The comfortable season runs roughly June to November.

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 August comfort 76/100
A beach holiday August sea 25 °C
The least cloud August 78 % average cloud cover
The least rain August 14 mm
Warmth November 30 °C
Cooler weather July 28 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days Beach
1 August 76 29 °C 4 98
2 July 76 28 °C 6 94
3 September 76 29 °C 5 95
4 October 75 29 °C 4 96
5 November 74 30 °C 4 95
6 June 72 28 °C 8 90
7 December 66 30 °C 10 84
8 May 59 29 °C 14 75
9 January 54 29 °C 18 74
10 February 51 29 °C 23 74
11 April 50 29 °C 20 73
12 March 50 29 °C 23 73

For a beach holiday

August scores highest, with a sea temperature of 25 °C and air temperatures around 29 °C. The sea never reaches 20 °C here.

Month Sea Air Sunshine Beach score
January 26 °C 29 °C 87 % 74
February 26 °C 29 °C 90 % 74
March 26 °C 29 °C 89 % 73
April 26 °C 29 °C 85 % 73
May 26 °C 29 °C 84 % 75
June 26 °C 28 °C 82 % 90
July 25 °C 28 °C 80 % 94
August 25 °C 29 °C 78 % 98
September 24 °C 29 °C 81 % 95
October 25 °C 29 °C 85 % 96
November 25 °C 30 °C 83 % 95
December 25 °C 30 °C 82 % 84

When to think twice

March scores lowest with about 23 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 28.9 °C 134 mm 87 %
February 28.7 °C 255 mm 90 %
March 29.2 °C 230 mm 89 %
April 29.2 °C 159 mm 85 %
May 28.8 °C 78 mm 84 %
June 28.2 °C 33 mm 82 %
July 28.2 °C 23 mm 80 %
August 28.8 °C 14 mm 78 %
September 29.1 °C 20 mm 81 %
October 29.2 °C 19 mm 85 %
November 29.6 °C 24 mm 83 %
December 29.6 °C 64 mm 82 %

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.