Climate averages 1991–2020
São Mateus 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 Mateus: daytime highs average 28.1°C and nights cool to about 22.1°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 108 mm of rain on roughly 17 days, which makes April a wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 41 min on an average April day.
The nearest other city in this atlas is Linhares (78 km away). In April its highs average 28.4°C, about as warm as São Mateus, with 91 mm of rain.
Among the 448 cities listed in Brazil, São Mateus ranks joint 160th of 448 for the warmest April highs and joint 301st of 448 for the driest April (rainfall, lowest first). The mean April high of those 448 cities is 27.0°C; São Mateus is 1.2°C warmer than that mean.
From April to May, average highs fall by 1.5°C to 26.6°C, and monthly rainfall falls from 108 mm to 70 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 Mateus climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 29.5°C23.1°C | 23.1°C | 106 | 13.4 | 13.113 h |
| February | 29.9°C23.1°C | 23.1°C | 77 | 14.2 | 12.713 h |
| March | 29.4°C22.9°C | 22.9°C | 136 | 18.3 | 12.212 h |
| April, selected | 28.1°C22.1°C | 22.1°C | 108 | 17.1 | 11.712 h |
| May | 26.6°C20.6°C | 20.6°C | 70 | 13.2 | 11.211 h |
| June | 25.6°C19.4°C | 19.4°C | 52 | 11.7 | 11.011 h |
| July | 24.9°C18.7°C | 18.7°C | 57 | 13.0 | 11.111 h |
| August | 25.3°C18.8°C | 18.8°C | 48 | 11.1 | 11.511 h |
| September | 26.5°C20.0°C | 20.0°C | 54 | 11.0 | 12.012 h |
| October | 27.6°C21.2°C | 21.2°C | 96 | 13.4 | 12.513 h |
| November | 27.8°C21.9°C | 21.9°C | 183 | 17.7 | 13.013 h |
| December | 29.0°C22.7°C | 22.7°C | 146 | 15.7 | 13.213 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
- Linhares in AprilBrazil · 78 kmHigh 28.4°C · Low 21.8°C · 91 mm rain
- Colatina in AprilBrazil · 122 kmHigh 28.8°C · Low 21.6°C · 47 mm rain
- Aracruz in AprilBrazil · 130 kmHigh 28.0°C · Low 21.4°C · 84 mm rain
- Teixeira de Freitas in AprilBrazil · 132 kmHigh 28.7°C · Low 21.6°C · 77 mm rain
- Serra in AprilBrazil · 164 kmHigh 27.1°C · Low 21.8°C · 85 mm rain
- Cariacica in AprilBrazil · 181 kmHigh 26.9°C · Low 21.5°C · 113 mm rain
- Vila Velha in AprilBrazil · 185 kmHigh 27.1°C · Low 22.4°C · 85 mm rain
- Viana, Brazil in AprilBrazil · 197 kmHigh 27.7°C · Low 21.7°C · 104 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 Mateus) is explained once on the São Mateus year overview and on the Sources, method and limits page.