Climate averages 1991–2020
Três Rios weather
in April.
A warm, moderately wet month: the 7th 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 Três Rios: daytime highs average 27.4°C and nights cool to about 19.5°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 57 mm of rain on roughly 10 days, which makes April a moderately wet month (the 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 36 min on an average April day.
The nearest other city in this atlas is Teresópolis (41 km away). In April its highs average 23.6°C, 3.8°C cooler than Três Rios, with 119 mm of rain.
Among the 448 cities listed in Brazil, Três Rios ranks joint 204th of 448 for the warmest April highs and joint 40th of 448 for the driest April (rainfall, lowest first). The mean April high of those 448 cities is 27.0°C; Três Rios is 0.4°C warmer than that mean.
From April to May, average highs fall by 2.3°C to 25.1°C, and monthly rainfall falls from 57 mm to 35 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
Três Rios climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 29.6°C21.5°C | 21.5°C | 232 | 19.3 | 13.313 h |
| February | 30.2°C21.5°C | 21.5°C | 156 | 15.0 | 12.813 h |
| March | 28.9°C21.0°C | 21.0°C | 148 | 17.6 | 12.212 h |
| April, selected | 27.4°C19.5°C | 19.5°C | 57 | 9.6 | 11.612 h |
| May | 25.1°C16.7°C | 16.7°C | 35 | 6.3 | 11.111 h |
| June | 24.5°C15.4°C | 15.4°C | 17 | 3.4 | 10.811 h |
| July | 24.3°C14.9°C | 14.9°C | 18 | 3.7 | 10.911 h |
| August | 25.5°C15.3°C | 15.3°C | 21 | 4.3 | 11.411 h |
| September | 26.8°C17.0°C | 17.0°C | 59 | 8.6 | 12.012 h |
| October | 27.8°C18.8°C | 18.8°C | 107 | 13.5 | 12.613 h |
| November | 27.5°C19.7°C | 19.7°C | 198 | 18.8 | 13.213 h |
| December | 28.9°C20.9°C | 20.9°C | 235 | 21.3 | 13.513 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
- Teresópolis in AprilBrazil · 41 kmHigh 23.6°C · Low 16.8°C · 119 mm rain
- Juiz de Fora in AprilBrazil · 42 kmHigh 25.2°C · Low 17.3°C · 99 mm rain
- Petrópolis in AprilBrazil · 43 kmHigh 24.3°C · Low 17.4°C · 105 mm rain
- Valença (Rio de Janeiro), Brazil in AprilBrazil · 53 kmHigh 25.8°C · Low 17.8°C · 95 mm rain
- Magé in AprilBrazil · 62 kmHigh 27.4°C · Low 20.4°C · 101 mm rain
- Nova Friburgo in AprilBrazil · 72 kmHigh 24.5°C · Low 17.5°C · 129 mm rain
- Japeri in AprilBrazil · 74 kmHigh 28.5°C · Low 20.7°C · 106 mm rain
- Barra do Piraí in AprilBrazil · 75 kmHigh 26.8°C · Low 19.0°C · 89 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 Três Rios) is explained once on the Três Rios year overview and on the Sources, method and limits page.