Thermograph

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

Teresina, Piauí, Brazil climate

Average temperatures, precipitation and all-time records for Teresina, Piauí, Brazil, with every day graded against ~46 years of local climate history (1980–2026). Its warmest month is October, averaging a high of 37°C, and its coldest is February, with an average low of 23°C.

Teresina is the capital and most populous municipality in the Brazilian state of Piauí. Being located in north-central Piauí 366 km from the coast, it is the only capital in the Brazilian Northeast that is not located on the shores of the Atlantic Ocean. via Wikipedia

How today compares

Latest recorded day: 2026-07-24. Each reading placed on Teresina, Piauí, Brazil's own ±7-day seasonal distribution.

High 34°C Above Normal · 73rd pct
Low 24°C High · 81st pct
Feels-like 38°C Low · 23rd pct
Humidity 19.6 g/m³ Very High · 96th pct
Wind 16 km/h High · 77th pct
Gust 40 km/h Above Normal · 65th pct
Precip 2 mm Severe · 96th pct

Open Teresina in the live weather grader →

Teresina average temperatures by month

Typical daily high and low, and average precipitation, for each month in Teresina, Piauí, Brazil, based on 1980–2026 records. The wettest month is February (10 mm on an average day).

MonthAvg highAvg lowAvg precip
January 32°C 23°C 8 mm
February 31°C 23°C 10 mm
March 31°C 23°C 10 mm
April 31°C 23°C 10 mm
May 32°C 23°C 3 mm
June 33°C 23°C 0 mm
July 33°C 23°C 0 mm
August 35°C 23°C 0 mm
September 36°C 24°C 0 mm
October 37°C 25°C 0 mm
November 36°C 25°C 0 mm
December 34°C 24°C 3 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: 41°C on 2005-11-20
  • Coldest day on record: 19°C on 2024-09-01

All Teresina weather records →

Percentiles compare each day to Teresina, Piauí, 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 →