| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 32.6° | 23.6° | 415.4mm | 21.4 | 48 |
| February | 32.2° | 23.7° | 376.4mm | 19.8 | 49 |
| March | 32.9° | 23.7° | 277mm | 20.5 | 46 |
| April | 33° | 23.4° | 164.2mm | 17 | 46 |
| May | 32.5° | 21.9° | — | — | 72 |
| June | 31.4° | 19.9° | — | — | 76 |
| July | 30.9° | 19.1° | — | — | 78 |
| August | 31.3° | 19.1° | — | — | 77 |
| September | 31.9° | 20.1° | — | — | 74 |
| October | 33.4° | 21.8° | — | — | 68 |
| November | 33.6° | 23° | 88mm | 17 | 44 |
| December | 32.6° | 23.5° | 315mm | 20.7 | 48 |
January in Ambanja averages a daily high of 32.6°C with nights around 23.6°C. Expect roughly 21.4 wet days totalling 415.4mm. Demanding conditions — pack for it and plan indoor options.
February in Ambanja averages a daily high of 32.2°C with nights around 23.7°C. Expect roughly 19.8 wet days totalling 376.4mm. Demanding conditions — pack for it and plan indoor options.
March in Ambanja averages a daily high of 32.9°C with nights around 23.7°C. Expect roughly 20.5 wet days totalling 277mm. Demanding conditions — pack for it and plan indoor options.
April in Ambanja averages a daily high of 33°C with nights around 23.4°C. Expect roughly 17 wet days totalling 164.2mm. Demanding conditions — pack for it and plan indoor options.
May in Ambanja averages a daily high of 32.5°C with nights around 21.9°C. Generally workable, with some weather to plan around.
June in Ambanja averages a daily high of 31.4°C with nights around 19.9°C. Comfortable conditions for being outdoors all day.
July in Ambanja averages a daily high of 30.9°C with nights around 19.1°C. Comfortable conditions for being outdoors all day.
August in Ambanja averages a daily high of 31.3°C with nights around 19.1°C. Comfortable conditions for being outdoors all day.
September in Ambanja averages a daily high of 31.9°C with nights around 20.1°C. Generally workable, with some weather to plan around.
October in Ambanja averages a daily high of 33.4°C with nights around 21.8°C. Generally workable, with some weather to plan around.
November in Ambanja averages a daily high of 33.6°C with nights around 23°C. Expect roughly 17 wet days totalling 88mm. Demanding conditions — pack for it and plan indoor options.
December in Ambanja averages a daily high of 32.6°C with nights around 23.5°C. Expect roughly 20.7 wet days totalling 315mm. 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. Ambanja peaks at 78.
Based on 30 years of records, May–September scores highest for comfort in Ambanja, balancing daytime temperature against rainfall.
November is the warmest, averaging a daily high of 33.6°C.
January is the wettest, averaging 415.4mm of rain across roughly 21.4 wet days.
July is the coolest month, with average daily highs around 30.9°C.