Climate averages 1991–2020
Ubatuba weather
in August.
A warm, wet month: the 11th warmest and the driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a warm month in Ubatuba: daytime highs average 22.6°C and nights cool to about 17.4°C. By daytime temperature it is the 11th warmest of the 12 months.
Expect about 93 mm of rain on roughly 10 days, which makes August a wet month (the driest month of the year). Daylight, from sunrise to sunset, lasts about 11 h 18 min on an average August day.
The nearest other city in this atlas is Caraguatatuba (41 km away). In August its highs average 24.0°C, 1.4°C warmer than Ubatuba, with 55 mm of rain.
Among the 448 cities listed in Brazil, Ubatuba ranks joint 366th of 448 for the warmest August highs and 385th of 448 for the driest August (rainfall, lowest first). The mean August high of those 448 cities is 26.2°C; Ubatuba is 3.6°C cooler than that mean.
From August to September, average highs rise by 0.4°C to 23.0°C, and monthly rainfall rises from 93 mm to 154 mm.
The annual picture
August in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Ubatuba climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 27.0°C23.0°C | 23.0°C | 202 | 15.9 | 13.413 h |
| February | 27.4°C23.2°C | 23.2°C | 151 | 12.9 | 12.913 h |
| March | 26.5°C22.5°C | 22.5°C | 189 | 15.2 | 12.212 h |
| April | 25.3°C21.1°C | 21.1°C | 134 | 12.2 | 11.612 h |
| May | 23.5°C19.0°C | 19.0°C | 125 | 11.8 | 11.011 h |
| June | 23.0°C18.0°C | 18.0°C | 102 | 10.0 | 10.711 h |
| July | 22.4°C17.3°C | 17.3°C | 117 | 10.1 | 10.811 h |
| August, selected | 22.6°C17.4°C | 17.4°C | 93 | 10.3 | 11.311 h |
| September | 23.0°C18.3°C | 18.3°C | 154 | 14.3 | 11.912 h |
| October | 23.9°C19.5°C | 19.5°C | 158 | 15.2 | 12.613 h |
| November | 24.4°C20.3°C | 20.3°C | 172 | 15.5 | 13.213 h |
| December | 26.0°C21.9°C | 21.9°C | 164 | 14.9 | 13.514 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
August in nearby cities
- Caraguatatuba in AugustBrazil · 41 kmHigh 24.0°C · Low 17.6°C · 55 mm rain
- São Sebastião (Sao Paulo), Brazil in AugustBrazil · 50 kmHigh 23.0°C · Low 18.1°C · 76 mm rain
- Taubaté in AugustBrazil · 67 kmHigh 24.2°C · Low 12.5°C · 34 mm rain
- Pindamonhangaba in AugustBrazil · 69 kmHigh 24.8°C · Low 12.8°C · 34 mm rain
- Guaratinguetá in AugustBrazil · 70 kmHigh 24.5°C · Low 13.9°C · 37 mm rain
- Caçapava in AugustBrazil · 75 kmHigh 24.2°C · Low 13.0°C · 37 mm rain
- Lorena in AugustBrazil · 78 kmHigh 24.4°C · Low 13.5°C · 28 mm rain
- São José dos Campos in AugustBrazil · 88 kmHigh 24.1°C · Low 12.9°C · 35 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Ubatuba) is explained once on the Ubatuba year overview and on the Sources, method and limits page.