Climate averages 1991–2020
São João da Boa Vista weather
in March.
A warm, very wet month: the joint 6th warmest and the 8th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
March is a warm month in São João da Boa Vista: daytime highs average 27.2°C and nights cool to about 18.6°C. By daytime temperature it is the joint 6th warmest of the 12 months.
Expect about 183 mm of rain on roughly 20 days, which makes March a very wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 14 min on an average March day.
The nearest other city in this atlas is Poços de Caldas (32 km away). In March its highs average 24.4°C, 2.7°C cooler than São João da Boa Vista, with 216 mm of rain.
Among the 448 cities listed in Brazil, São João da Boa Vista ranks joint 283rd of 448 for the warmest March highs and joint 311th of 448 for the driest March (rainfall, lowest first). The mean March high of those 448 cities is 27.9°C; São João da Boa Vista is 0.8°C cooler than that mean.
From March to April, average highs fall by 0.9°C to 26.3°C, and monthly rainfall falls from 183 mm to 80 mm.
The annual picture
March 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
São João da Boa Vista climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 27.6°C19.5°C | 19.5°C | 282 | 24.0 | 13.313 h |
| February | 27.8°C19.4°C | 19.4°C | 213 | 20.3 | 12.813 h |
| March, selected | 27.2°C18.6°C | 18.6°C | 183 | 19.9 | 12.212 h |
| April | 26.3°C16.7°C | 16.7°C | 80 | 10.3 | 11.612 h |
| May | 23.9°C13.7°C | 13.7°C | 56 | 6.4 | 11.111 h |
| June | 23.5°C12.5°C | 12.5°C | 32 | 4.1 | 10.811 h |
| July | 23.8°C12.2°C | 12.2°C | 27 | 3.3 | 10.911 h |
| August | 25.8°C13.5°C | 13.5°C | 26 | 3.7 | 11.411 h |
| September | 27.7°C16.2°C | 16.2°C | 77 | 8.7 | 12.012 h |
| October | 28.1°C18.0°C | 18.0°C | 122 | 14.5 | 12.613 h |
| November | 27.2°C18.4°C | 18.4°C | 191 | 19.4 | 13.113 h |
| December | 27.5°C19.2°C | 19.2°C | 245 | 23.4 | 13.413 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
March in nearby cities
- Poços de Caldas in MarchBrazil · 32 kmHigh 24.4°C · Low 17.0°C · 216 mm rain
- Mogi Guaçu in MarchBrazil · 47 kmHigh 27.9°C · Low 19.1°C · 157 mm rain
- Itapira in MarchBrazil · 52 kmHigh 27.7°C · Low 19.0°C · 138 mm rain
- Mogi Mirim in MarchBrazil · 54 kmHigh 27.8°C · Low 19.0°C · 149 mm rain
- Pirassununga in MarchBrazil · 65 kmHigh 27.8°C · Low 19.3°C · 151 mm rain
- Leme in MarchBrazil · 66 kmHigh 27.8°C · Low 19.3°C · 176 mm rain
- Araras in MarchBrazil · 74 kmHigh 27.6°C · Low 19.3°C · 176 mm rain
- Cosmópolis in MarchBrazil · 86 kmHigh 27.9°C · Low 19.4°C · 146 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 São João da Boa Vista) is explained once on the São João da Boa Vista year overview and on the Sources, method and limits page.