Monthly Climate
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Best time to visit Caucaia

July is the best time to visit Caucaia for general sightseeing, with average highs of 30 °C and about 5 wet days. The comfortable season runs roughly June to December.

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 68/100
A beach holiday August sea 27 °C
The least cloud September 25 % average cloud cover
The least rain September 3 mm
Warmth September 31 °C
Cooler weather April 29 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days Beach
1 July 68 30 °C 5 93
2 August 65 31 °C 1 95
3 September 63 31 °C 1 95
4 October 63 31 °C 1 94
5 November 63 31 °C 2 94
6 December 62 30 °C 6 88
7 June 61 29 °C 10 82
8 January 54 29 °C 15 71
9 May 53 29 °C 16 70
10 February 50 29 °C 18 71
11 April 50 29 °C 24 70
12 March 49 29 °C 24 70

For a beach holiday

August scores highest, with a sea temperature of 27 °C and air temperatures around 31 °C. The sea never reaches 20 °C here.

Month Sea Air Sunshine Beach score
January 28 °C 29 °C 65 % 71
February 28 °C 29 °C 70 % 71
March 29 °C 29 °C 73 % 70
April 29 °C 29 °C 74 % 70
May 29 °C 29 °C 57 % 70
June 28 °C 29 °C 42 % 82
July 27 °C 30 °C 35 % 93
August 27 °C 31 °C 25 % 95
September 27 °C 31 °C 25 % 95
October 27 °C 31 °C 35 % 94
November 27 °C 31 °C 45 % 94
December 28 °C 30 °C 51 % 88

When to think twice

March 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 29.4 °C 90 mm 65 %
February 29.0 °C 130 mm 70 %
March 28.7 °C 184 mm 73 %
April 28.6 °C 214 mm 74 %
May 29.1 °C 99 mm 57 %
June 29.0 °C 48 mm 42 %
July 29.5 °C 25 mm 35 %
August 30.5 °C 6 mm 25 %
September 30.7 °C 3 mm 25 %
October 30.7 °C 4 mm 35 %
November 30.6 °C 6 mm 45 %
December 30.3 °C 24 mm 51 %

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.