Monthly Climate
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Best time to visit Mossoró

July is the best time to visit Mossoró for general sightseeing, with average highs of 33 °C and about 3 wet days. The comfortable season runs roughly May 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 64/100
The least cloud September 24 % average cloud cover
The least rain September 1 mm
Warmth October 35 °C
Cooler weather April 32 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days
1 July 64 33 °C 3
2 June 63 32 °C 6
3 August 60 34 °C 1
4 May 57 32 °C 9
5 September 56 35 °C 0
6 December 56 34 °C 4
7 November 54 35 °C 1
8 October 54 35 °C 0
9 February 49 33 °C 13
10 January 49 33 °C 12
11 April 48 32 °C 17
12 March 45 32 °C 18

When to think twice

March scores lowest with about 18 wet days and highs near 32 °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 33.3 °C 70 mm 59 %
February 32.6 °C 86 mm 63 %
March 31.9 °C 133 mm 65 %
April 31.6 °C 126 mm 65 %
May 32.3 °C 59 mm 52 %
June 32.2 °C 30 mm 45 %
July 32.6 °C 20 mm 39 %
August 34.1 °C 3 mm 29 %
September 35.0 °C 1 mm 24 %
October 35.2 °C 2 mm 30 %
November 35.0 °C 4 mm 39 %
December 34.4 °C 17 mm 47 %

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.