Climate averages 1991–2020
Ji Paraná weather
in April.
A hot, wet month: the joint 8th warmest and the 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a hot month in Ji Paraná: daytime highs average 29.2°C and nights cool to about 22.6°C. By daytime temperature it is the joint 8th warmest of the 12 months.
Expect about 148 mm of rain on roughly 22 days, which makes April a wet month (the 7th 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 Cacoal (83 km away). In April its highs average 29.3°C, about as warm as Ji Paraná, with 151 mm of rain.
Among the 448 cities listed in Brazil, Ji Paraná ranks joint 67th of 448 for the warmest April highs and 372nd of 448 for the driest April (rainfall, lowest first). The mean April high of those 448 cities is 27.0°C; Ji Paraná is 2.3°C warmer than that mean.
From April to May, average highs fall by 0.1°C to 29.2°C, and monthly rainfall falls from 148 mm to 78 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
Ji Paraná climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 29.1°C22.8°C | 22.8°C | 270 | 28.5 | 12.713 h |
| February | 28.9°C22.8°C | 22.8°C | 263 | 26.4 | 12.512 h |
| March | 29.2°C22.8°C | 22.8°C | 241 | 27.8 | 12.212 h |
| April, selected | 29.2°C22.6°C | 22.6°C | 148 | 22.2 | 11.912 h |
| May | 29.2°C21.8°C | 21.8°C | 78 | 14.3 | 11.612 h |
| June | 30.5°C20.9°C | 20.9°C | 18 | 3.7 | 11.511 h |
| July | 32.2°C20.8°C | 20.8°C | 11 | 2.0 | 11.512 h |
| August | 33.6°C21.9°C | 21.9°C | 23 | 4.5 | 11.812 h |
| September | 33.3°C23.2°C | 23.2°C | 80 | 13.4 | 12.012 h |
| October | 32.1°C23.3°C | 23.3°C | 143 | 19.8 | 12.312 h |
| November | 30.4°C23.1°C | 23.1°C | 212 | 24.3 | 12.613 h |
| December | 29.5°C23.0°C | 23.0°C | 248 | 26.7 | 12.713 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
- Cacoal in AprilBrazil · 83 kmHigh 29.3°C · Low 22.4°C · 151 mm rain
- Ariquemes in AprilBrazil · 161 kmHigh 29.4°C · Low 22.7°C · 185 mm rain
- Vilhena in AprilBrazil · 285 kmHigh 27.6°C · Low 20.4°C · 128 mm rain
- Porto Velho in AprilBrazil · 319 kmHigh 29.2°C · Low 23.3°C · 228 mm rain
- Riberalta in AprilBolivia · 448 kmHigh 29.1°C · Low 22.9°C · 174 mm rain
- Trinidad in AprilBolivia · 543 kmHigh 29.0°C · Low 22.6°C · 142 mm rain
- Tangará da Serra in AprilBrazil · 638 kmHigh 28.7°C · Low 21.1°C · 112 mm rain
- Rio Branco in AprilBrazil · 649 kmHigh 28.9°C · Low 22.4°C · 160 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 Ji Paraná) is explained once on the Ji Paraná year overview and on the Sources, method and limits page.