Climate averages 1991–2020
Ubatuba weather
in January.
A warm, very wet month: the 2nd warmest and the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
January is a warm month in Ubatuba: daytime highs average 27.0°C and nights cool to about 23.0°C. By daytime temperature it is the 2nd warmest of the 12 months.
Expect about 202 mm of rain on roughly 16 days, which makes January a very wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 13 h 24 min on an average January day.
The nearest other city in this atlas is Caraguatatuba (41 km away). In January its highs average 28.6°C, 1.6°C warmer than Ubatuba, with 297 mm of rain.
Among the 448 cities listed in Brazil, Ubatuba ranks joint 349th of 448 for the warmest January highs and joint 170th of 448 for the driest January (rainfall, lowest first). The mean January high of those 448 cities is 28.5°C; Ubatuba is 1.5°C cooler than that mean.
From January to February, average highs rise by 0.4°C to 27.4°C, and monthly rainfall falls from 202 mm to 151 mm.
The annual picture
January 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, selected | 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 | 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
January in nearby cities
- Caraguatatuba in JanuaryBrazil · 41 kmHigh 28.6°C · Low 23.6°C · 297 mm rain
- São Sebastião (Sao Paulo), Brazil in JanuaryBrazil · 50 kmHigh 27.8°C · Low 23.9°C · 277 mm rain
- Taubaté in JanuaryBrazil · 67 kmHigh 27.4°C · Low 18.9°C · 290 mm rain
- Pindamonhangaba in JanuaryBrazil · 69 kmHigh 27.9°C · Low 19.4°C · 290 mm rain
- Guaratinguetá in JanuaryBrazil · 70 kmHigh 27.7°C · Low 19.6°C · 296 mm rain
- Caçapava in JanuaryBrazil · 75 kmHigh 27.5°C · Low 19.3°C · 294 mm rain
- Lorena in JanuaryBrazil · 78 kmHigh 27.7°C · Low 19.5°C · 217 mm rain
- São José dos Campos in JanuaryBrazil · 88 kmHigh 27.5°C · Low 19.5°C · 226 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.