Thermograph

How unusual is the weather? Graded against ~45 years of local climate history.

Nova Iguaçu, Rio de Janeiro, Brazil climate

Average temperatures, precipitation and all-time records for Nova Iguaçu, Rio de Janeiro, Brazil, with every day graded against ~45 years of local climate history (1981–2026). Its warmest month is February, averaging a high of 29°C, and its coldest is July, with an average low of 17°C.

Nova Iguaçu is a municipality in Rio de Janeiro state in Brazil. via Wikipedia

How today compares

Latest recorded day: 2026-07-21. Each reading placed on Nova Iguaçu, Rio de Janeiro, Brazil's own ±7-day seasonal distribution.

High 30°C Very High · 95th pct
Low 15°C Low · 11th pct
Feels-like 29°C High · 76th pct
Humidity 11.2 g/m³ Very Low · 5th pct
Wind 13 km/h Low · 11th pct
Precip 0 mm Dry

Open Nova Iguaçu in the live weather grader →

Nova Iguaçu average temperatures by month

Typical daily high and low, and average precipitation, for each month in Nova Iguaçu, Rio de Janeiro, Brazil, based on 1981–2026 records. The wettest month is January (8 mm on an average day).

MonthAvg highAvg lowAvg precip
January 29°C 23°C 8 mm
February 29°C 23°C 8 mm
March 28°C 23°C 5 mm
April 27°C 22°C 3 mm
May 25°C 19°C 3 mm
June 25°C 18°C 3 mm
July 24°C 17°C 3 mm
August 25°C 17°C 3 mm
September 27°C 18°C 3 mm
October 27°C 20°C 5 mm
November 27°C 21°C 5 mm
December 28°C 22°C 8 mm

Each bar spans the 10th-percentile daily low to the 90th-percentile daily high (the range most days fall within), coloured cold → hot on a shared -23°C to 46°C scale, so the whole year's rhythm reads at a glance.

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Record extremes

  • Hottest day on record: 40°C on 2023-11-18
  • Coldest day on record: 11°C on 1983-08-07

All Nova Iguaçu weather records →

Percentiles compare each day to Nova Iguaçu, Rio de Janeiro, Brazil's own history, so grades are relative to this location: a “Near Record” day here isn't the same temperature as elsewhere. How the grades work →