Best year time to visit São Sebastião

General weather information about São Sebastião

Average annual temperature is 20.5 °C

Absolute maximum temperature: 36.2 °C

Absolute minimum temperature: 5.1 °C

Number of sunny days: 135 days

Number of rainy days: 230 days

Look at detailed online map of São Sebastião

* Weather data for São Sebastião Brazil is based on climate observations for 2026 year

São Sebastião air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)33.533.233.031.129.529.628.633.236.230.736.234.1
Average daytime temperature (°C)28.927.928.824.623.922.521.123.024.522.626.228.7
Average temperature (°C)24.123.524.120.318.917.016.517.219.819.021.624.1
Average night temperature (°C)20.319.620.617.114.912.913.112.616.216.218.120.6
Absolute minimum temperature (°C)16.012.816.710.69.65.66.45.17.98.610.815.4

São Sebastião monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)13.013.012.011.011.010.010.011.012.013.013.013.0
Daylight mean duration (h)13.713.112.311.410.710.410.511.111.912.813.513.9
Daylight minimum duration (h)13.012.011.011.010.010.010.010.011.012.013.013.0
Sunshine mean duration (h)10.69.59.48.28.17.47.08.06.45.47.810.0
Precipitation (mm)151204146925199994698378239132
Sunny days653121920142196119
Rainy days252328181210171021251922
Snow days000000000000

Best time to visit São Sebastião:

The best time to visit São Sebastião during the most sunny months:

  • January — 10.6(h)

The largest precipitation sum in São Sebastião is at

  • February — 204(mm)
  • October — 378(mm)
  • November — 239(mm)
  • Frequently asked questions

    When is the best time to visit São Sebastião?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit São Sebastião.
    What is the weather like in São Sebastião?
    See average temperature, rainfall and daylight hours for São Sebastião by month in the table above.
    How many sunny days does São Sebastião have?
    The monthly weather statistics above show sunshine and rainfall patterns for São Sebastião throughout the year.