São Gonçalo climate

São Gonçalo Weather in August

NASA POWER reanalysis for the half-degree grid cell around São Gonçalo, 1991-2020; a grid cell is an area average and can differ from a thermometer in town by several degrees

Average highs run from 24°C on August 1 to 26°C on August 31, and lows from 18°C to 19°C. Normal precipitation for the month is 47 mm over about 9 wet days.

August day by day

The normal high and low for each date, and the record, in °C.

Normal daily high and low temperature at São Gonçalo, in °C, with the record for each date.10203040151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
25°C
Average low
18°C
Precipitation
47 mm
Record high
39°CAug 22, 1975
Record low
11°CAug 21, 1974
Daylight
11 h 05 min to 11 h 39 min
Cloud cover
45%
Humidity
78%
Dew point
17°C
Wind
14.4 km/h

Every day of the month

A wet day has at least 1 mm of precipitation in the reanalysis.

DateNormal highNormal lowRecord highRecord lowChance wet
Aug 124°C18°C33°C 197715°C 197526%
Aug 224°C18°C28°C 200113°C 202526%
Aug 324°C18°C27°C 197814°C 202527%
Aug 424°C18°C32°C 197515°C 202127%
Aug 524°C18°C30°C 202516°C 202026%
Aug 625°C18°C36°C 202212°C 200027%
Aug 725°C18°C33°C 200315°C 201729%
Aug 825°C18°C35°C 197715°C 201730%
Aug 925°C18°C31°C 197715°C 202130%
Aug 1025°C18°C32°C 200216°C 202129%
Aug 1125°C18°C36°C 200612°C 200427%
Aug 1225°C18°C34°C 197814°C 202427%
Aug 1325°C18°C25°C 200113°C 200026%
Aug 1425°C18°C36°C 197714°C 202227%
Aug 1525°C18°C32°C 200213°C 200027%
Aug 1625°C18°C35°C 200613°C 201927%
Aug 1725°C18°C33°C 202215°C 197627%
Aug 1825°C18°C30°C 197714°C 200326%
Aug 1925°C18°C33°C 202214°C 200325%
Aug 2025°C18°C31°C 202015°C 200325%
Aug 2125°C18°C32°C 202111°C 197426%
Aug 2225°C18°C39°C 197516°C 200026%
Aug 2325°C18°C31°C 200214°C 200624%
Aug 2425°C18°C34°C 202516°C 201624%
Aug 2525°C18°C35°C 200515°C 201625%
Aug 2625°C18°C33°C 197416°C 201726%
Aug 2725°C18°C37°C 200013°C 202426%
Aug 2825°C19°C32°C 200614°C 197827%
Aug 2926°C19°C34°C 200411°C 197427%
Aug 3026°C19°C29°C 200116°C 200628%
Aug 3126°C19°C37°C 200513°C 202229%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at São Gonçalo, in percent.01020301102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT-3).

August 1
sunrise 6:26 AM, sunset 5:31 PM
August 31
sunrise 6:03 AM, sunset 5:42 PM

Every day of August: sun and moon

Other months

Sources

Records: NOAA GHCN-Daily, station BRM00083746, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine, and temperature and precipitation: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.