Climate averages 1991–2020
São Cristóvão weather
in April.
A hot, wet month: the 5th warmest and the 9th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a hot month in São Cristóvão: daytime highs average 28.4°C and nights cool to about 24.3°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 112 mm of rain on roughly 20 days, which makes April a wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 52 min on an average April day.
The nearest other city in this atlas is Aracaju (19 km away). In April its highs average 28.5°C, about as warm as São Cristóvão, with 131 mm of rain.
Among the 448 cities listed in Brazil, São Cristóvão ranks joint 134th of 448 for the warmest April highs and joint 308th of 448 for the driest April (rainfall, lowest first). The mean April high of those 448 cities is 27.0°C; São Cristóvão is 1.4°C warmer than that mean.
From April to May, average highs fall by 1.2°C to 27.2°C, and monthly rainfall rises from 112 mm to 157 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
São Cristóvão climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 28.9°C24.4°C | 24.4°C | 56 | 15.1 | 12.713 h |
| February | 29.0°C24.6°C | 24.6°C | 64 | 16.6 | 12.512 h |
| March | 29.2°C24.7°C | 24.7°C | 71 | 18.1 | 12.212 h |
| April, selected | 28.4°C24.3°C | 24.3°C | 112 | 20.3 | 11.912 h |
| May | 27.2°C23.6°C | 23.6°C | 157 | 22.9 | 11.612 h |
| June | 26.0°C22.7°C | 22.7°C | 148 | 24.0 | 11.511 h |
| July | 25.3°C22.0°C | 22.0°C | 125 | 23.9 | 11.512 h |
| August | 25.2°C21.8°C | 21.8°C | 98 | 22.1 | 11.712 h |
| September | 26.0°C22.3°C | 22.3°C | 64 | 17.2 | 12.012 h |
| October | 27.2°C23.2°C | 23.2°C | 52 | 13.9 | 12.312 h |
| November | 28.1°C23.8°C | 23.8°C | 41 | 11.1 | 12.613 h |
| December | 28.8°C24.3°C | 24.3°C | 33 | 10.1 | 12.813 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
- Aracaju in AprilBrazil · 19 kmHigh 28.5°C · Low 24.4°C · 131 mm rain
- Itabaiana in AprilBrazil · 44 kmHigh 29.6°C · Low 22.4°C · 68 mm rain
- Lagarto in AprilBrazil · 50 kmHigh 30.0°C · Low 22.7°C · 67 mm rain
- Arapiraca in AprilBrazil · 152 kmHigh 30.1°C · Low 22.4°C · 63 mm rain
- Alagoinhas in AprilBrazil · 182 kmHigh 29.9°C · Low 22.5°C · 81 mm rain
- Serrinha in AprilBrazil · 209 kmHigh 29.9°C · Low 21.5°C · 48 mm rain
- Paulo Afonso in AprilBrazil · 210 kmHigh 31.9°C · Low 22.5°C · 29 mm rain
- Dias d'Ávila in AprilBrazil · 214 kmHigh 29.3°C · Low 23.3°C · 134 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 Cristóvão) is explained once on the São Cristóvão year overview and on the Sources, method and limits page.