Climate averages 1991–2020
Riberalta weather
in October.
A hot, wet month: the 3rd warmest and the 6th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a hot month in Riberalta: daytime highs average 31.4°C and nights cool to about 23.6°C. By daytime temperature it is the 3rd warmest of the 12 months.
Expect about 159 mm of rain on roughly 21 days, which makes October a wet month (the 6th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 20 min on an average October day.
The nearest other city in this atlas is Rio Branco (224 km away). In October its highs average 31.5°C, about as warm as Riberalta, with 137 mm of rain.
Among the 14 cities listed in Bolivia, Riberalta ranks 1st of 14 for the warmest October highs and 13th of 14 for the driest October (rainfall, lowest first). The mean October high of those 14 cities is 23.2°C; Riberalta is 8.2°C warmer than that mean.
From October to November, average highs fall by 1.2°C to 30.1°C, and monthly rainfall rises from 159 mm to 222 mm.
The annual picture
October 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 | 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, selected | 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
October in nearby cities
- Rio Branco in OctoberBrazil · 224 kmHigh 31.5°C · Low 23.0°C · 137 mm rain
- Porto Velho in OctoberBrazil · 343 kmHigh 31.7°C · Low 23.9°C · 178 mm rain
- Ariquemes in OctoberBrazil · 351 kmHigh 32.1°C · Low 23.3°C · 142 mm rain
- Puerto Maldonado in OctoberPeru · 385 kmHigh 30.2°C · Low 22.7°C · 223 mm rain
- Trinidad in OctoberBolivia · 443 kmHigh 31.0°C · Low 23.3°C · 161 mm rain
- Ji Paraná in OctoberBrazil · 448 kmHigh 32.1°C · Low 23.3°C · 143 mm rain
- Cacoal in OctoberBrazil · 505 kmHigh 32.0°C · Low 23.2°C · 156 mm rain
- La Paz in OctoberBolivia · 651 kmHigh 15.0°C · Low 4.0°C · 55 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.