Climate averages 1991–2020
Riberalta weather
in January.
A hot, very wet month: the 7th warmest and the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
January is a hot month in Riberalta: daytime highs average 29.6°C and nights cool to about 23.4°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 269 mm of rain on roughly 28 days, which makes January a very wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 12 h 41 min on an average January day.
The nearest other city in this atlas is Rio Branco (224 km away). In January its highs average 29.4°C, about as warm as Riberalta, with 255 mm of rain.
Among the 14 cities listed in Bolivia, Riberalta ranks 2nd of 14 for the warmest January highs and 13th of 14 for the driest January (rainfall, lowest first). The mean January high of those 14 cities is 21.8°C; Riberalta is 7.8°C warmer than that mean.
From January to February, average highs fall by 0.2°C to 29.4°C, and monthly rainfall falls from 269 mm to 260 mm.
The annual picture
January 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
Riberalta climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 29.6°C23.4°C | 23.4°C | 269 | 27.7 | 12.713 h |
| February | 29.4°C23.3°C | 23.3°C | 260 | 25.4 | 12.512 h |
| March | 29.4°C23.3°C | 23.3°C | 255 | 27.8 | 12.212 h |
| April | 29.1°C22.9°C | 22.9°C | 174 | 23.3 | 11.912 h |
| May | 28.5°C22.0°C | 22.0°C | 81 | 15.7 | 11.612 h |
| June | 28.9°C21.3°C | 21.3°C | 34 | 7.0 | 11.511 h |
| July | 30.0°C20.7°C | 20.7°C | 24 | 4.8 | 11.512 h |
| August | 31.9°C21.8°C | 21.8°C | 40 | 6.3 | 11.712 h |
| September | 32.2°C23.1°C | 23.1°C | 84 | 13.6 | 12.012 h |
| October | 31.4°C23.6°C | 23.6°C | 159 | 20.7 | 12.312 h |
| November | 30.1°C23.4°C | 23.4°C | 222 | 23.6 | 12.613 h |
| December | 29.8°C23.5°C | 23.5°C | 262 | 27.1 | 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
January in nearby cities
- Rio Branco in JanuaryBrazil · 224 kmHigh 29.4°C · Low 22.9°C · 255 mm rain
- Porto Velho in JanuaryBrazil · 343 kmHigh 29.6°C · Low 23.4°C · 303 mm rain
- Ariquemes in JanuaryBrazil · 351 kmHigh 29.5°C · Low 22.8°C · 281 mm rain
- Puerto Maldonado in JanuaryPeru · 385 kmHigh 29.3°C · Low 23.0°C · 369 mm rain
- Trinidad in JanuaryBolivia · 443 kmHigh 29.3°C · Low 23.6°C · 330 mm rain
- Ji Paraná in JanuaryBrazil · 448 kmHigh 29.1°C · Low 22.8°C · 270 mm rain
- Cacoal in JanuaryBrazil · 505 kmHigh 29.1°C · Low 22.7°C · 308 mm rain
- La Paz in JanuaryBolivia · 651 kmHigh 14.2°C · Low 5.8°C · 132 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 Riberalta) is explained once on the Riberalta year overview and on the Sources, method and limits page.