| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 32.1° | 22.3° | 325.3mm | 21.6 | 50 |
| February | 31.6° | 22.2° | 295.5mm | 17.4 | 52 |
| March | 31.9° | 22.3° | 292.2mm | 19.8 | 50 |
| April | 32.5° | 22° | — | — | 72 |
| May | 31.6° | 20.4° | — | — | 76 |
| June | 31.3° | 19° | — | — | 77 |
| July | 32.8° | 18.3° | — | — | 71 |
| August | 34° | 19.3° | — | — | 66 |
| September | 35° | 21.2° | — | — | 62 |
| October | 34.3° | 22.2° | — | — | 65 |
| November | 33.3° | 22.2° | — | — | 69 |
| December | 32.4° | 22.3° | 285.7mm | 19.8 | 48 |
January in Riberalta averages a daily high of 32.1°C with nights around 22.3°C. Expect roughly 21.6 wet days totalling 325.3mm. Demanding conditions — pack for it and plan indoor options.
February in Riberalta averages a daily high of 31.6°C with nights around 22.2°C. Expect roughly 17.4 wet days totalling 295.5mm. Demanding conditions — pack for it and plan indoor options.
March in Riberalta averages a daily high of 31.9°C with nights around 22.3°C. Expect roughly 19.8 wet days totalling 292.2mm. Demanding conditions — pack for it and plan indoor options.
April in Riberalta averages a daily high of 32.5°C with nights around 22°C. Generally workable, with some weather to plan around.
May in Riberalta averages a daily high of 31.6°C with nights around 20.4°C. Comfortable conditions for being outdoors all day.
June in Riberalta averages a daily high of 31.3°C with nights around 19°C. Comfortable conditions for being outdoors all day.
July in Riberalta averages a daily high of 32.8°C with nights around 18.3°C. Generally workable, with some weather to plan around.
August in Riberalta averages a daily high of 34°C with nights around 19.3°C. Generally workable, with some weather to plan around.
September in Riberalta averages a daily high of 35°C with nights around 21.2°C. Generally workable, with some weather to plan around.
October in Riberalta averages a daily high of 34.3°C with nights around 22.2°C. Generally workable, with some weather to plan around.
November in Riberalta averages a daily high of 33.3°C with nights around 22.2°C. Generally workable, with some weather to plan around.
December in Riberalta averages a daily high of 32.4°C with nights around 22.3°C. Expect roughly 19.8 wet days totalling 285.7mm. Demanding conditions — pack for it and plan indoor options.
Each month scores out of 100. It starts at 100 and loses points for daytime highs outside a 20–27°C band, for wet days, and for nights below 2°C. Nothing else is weighted in — no crowd data, no prices, no opinion. Riberalta peaks at 77.
Based on 30 years of records, April–July scores highest for comfort in Riberalta, balancing daytime temperature against rainfall.
September is the warmest, averaging a daily high of 35°C.
January is the wettest, averaging 325.3mm of rain across roughly 21.6 wet days.
June is the coolest month, with average daily highs around 31.3°C.