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Weather extremes
How extreme does Boa Vista's weather get?
The hottest, coldest, wettest and snowiest days Boa Vista has recorded — the outer limits of what its weather can do, and how far they sit beyond a normal day.
The four kinds of extreme
The hottest, coldest, wettest and snowiest single days Boa Vista has recorded — each shown against what a normal day that time of year looks like.
That is about 22°F hotter than a normal August afternoon in Boa Vista (typical high near 91°F).
The three most extreme on record
About 19°F colder than a normal March night in Boa Vista (typical low near 77°F).
The three most extreme on record
About 75% of a typical May's rain in a single day (Boa Vista averages roughly 8.2 in across the month).
The three most extreme on record
How hot and cold it gets, month by month
The shaded band is the normal range of daily temperatures for each month. The dots show the most extreme it has ever been — so you can see how far beyond a normal day the records really sit.
Boa Vista's record heat sits well above even a hot day for the season — August's 113°F is about 22°F beyond a normal hot afternoon. Its record cold is just as far below a normal winter night — the dots mark how rare each extreme really is.
In plain terms
Methodology & sources
Temperature & precipitation — the official 1991–2020 climate normals from INMET, Brazil's national meteorological institute, measured at Boa Vista, about 3 km from the city centre.