Climate averages 1991–2020
Santos weather
in April.
A warm, wet month: the 5th warmest and the 5th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a warm month in Santos: daytime highs average 26.5°C and nights cool to about 21.2°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 127 mm of rain on roughly 13 days, which makes April a wet month (the 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 33 min on an average April day.
The nearest other city in this atlas is São Vicente (6 km away). In April its highs average 26.9°C, about as warm as Santos, with 131 mm of rain.
Among the 448 cities listed in Brazil, Santos ranks joint 260th of 448 for the warmest April highs and joint 333rd of 448 for the driest April (rainfall, lowest first). The mean April high of those 448 cities is 27.0°C; Santos is 0.4°C cooler than that mean.
From April to May, average highs fall by 2.1°C to 24.4°C, and monthly rainfall falls from 127 mm to 125 mm.
The annual picture
April 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
Santos climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 28.4°C23.3°C | 23.3°C | 225 | 20.7 | 13.413 h |
| February | 28.7°C23.5°C | 23.5°C | 202 | 17.4 | 12.913 h |
| March | 27.7°C22.8°C | 22.8°C | 206 | 19.4 | 12.212 h |
| April, selected | 26.5°C21.2°C | 21.2°C | 127 | 13.2 | 11.512 h |
| May | 24.4°C18.7°C | 18.7°C | 125 | 12.7 | 11.011 h |
| June | 23.8°C17.4°C | 17.4°C | 97 | 10.1 | 10.711 h |
| July | 23.2°C16.6°C | 16.6°C | 115 | 9.9 | 10.811 h |
| August | 23.4°C16.8°C | 16.8°C | 94 | 10.2 | 11.311 h |
| September | 24.0°C18.0°C | 18.0°C | 142 | 14.1 | 11.912 h |
| October | 25.0°C19.4°C | 19.4°C | 158 | 16.1 | 12.613 h |
| November | 25.6°C20.4°C | 20.4°C | 174 | 16.7 | 13.313 h |
| December | 27.4°C22.2°C | 22.2°C | 179 | 18.0 | 13.614 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
April in nearby cities
- São Vicente in AprilBrazil · 6 kmHigh 26.9°C · Low 21.1°C · 131 mm rain
- Praia Grande in AprilBrazil · 9 kmHigh 26.8°C · Low 20.9°C · 131 mm rain
- Ribeirão Pires in AprilBrazil · 29 kmHigh 24.3°C · Low 17.3°C · 114 mm rain
- São Bernardo do Campo in AprilBrazil · 38 kmHigh 24.0°C · Low 16.7°C · 114 mm rain
- Santo André in AprilBrazil · 39 kmHigh 24.0°C · Low 16.9°C · 114 mm rain
- São Caetano do Sul in AprilBrazil · 44 kmHigh 24.4°C · Low 16.9°C · 64 mm rain
- Ferraz de Vasconcelos in AprilBrazil · 47 kmHigh 24.6°C · Low 16.9°C · 70 mm rain
- Mogi das Cruzes in AprilBrazil · 51 kmHigh 24.3°C · Low 16.6°C · 70 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 Santos) is explained once on the Santos year overview and on the Sources, method and limits page.