| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 14.2° | 4.8° | 57.7mm | 9.2 | 63 |
| February | 14.4° | 4.6° | 50.9mm | 8.5 | 65 |
| March | 16.2° | 6° | 50.4mm | 8.1 | 72 |
| April | 18.7° | 8.5° | 49.4mm | 8.4 | 79 |
| May | 22.3° | 12.1° | 52.3mm | 6.5 | 87 |
| June | 26.5° | 15.8° | 23.4mm | 3.6 | 93 |
| July | 29° | 18° | 8.3mm | 1.5 | 89 |
| August | 29.3° | 18.2° | 18.2mm | 2.3 | 86 |
| September | 26.3° | 15.6° | 54.6mm | 6.6 | 87 |
| October | 23.2° | 12.8° | 77.5mm | 7.6 | 85 |
| November | 18.5° | 9.1° | 111.2mm | 11.5 | 72 |
| December | 15.3° | 6° | 78.9mm | 10.8 | 63 |
January in Ajaccio averages a daily high of 14.2°C with nights around 4.8°C. Expect roughly 9.2 wet days totalling 57.7mm. Generally workable, with some weather to plan around.
February in Ajaccio averages a daily high of 14.4°C with nights around 4.6°C. Expect roughly 8.5 wet days totalling 50.9mm. Generally workable, with some weather to plan around.
March in Ajaccio averages a daily high of 16.2°C with nights around 6°C. Expect roughly 8.1 wet days totalling 50.4mm. Generally workable, with some weather to plan around.
April in Ajaccio averages a daily high of 18.7°C with nights around 8.5°C. Expect roughly 8.4 wet days totalling 49.4mm. Comfortable conditions for being outdoors all day.
May in Ajaccio averages a daily high of 22.3°C with nights around 12.1°C. Expect roughly 6.5 wet days totalling 52.3mm. Comfortable conditions for being outdoors all day.
June in Ajaccio averages a daily high of 26.5°C with nights around 15.8°C. Expect roughly 3.6 wet days totalling 23.4mm. Comfortable conditions for being outdoors all day.
July in Ajaccio averages a daily high of 29°C with nights around 18°C. Rain is rare — about 1.5 wet days and 8.3mm across the month. Comfortable conditions for being outdoors all day.
August in Ajaccio averages a daily high of 29.3°C with nights around 18.2°C. Rain is rare — about 2.3 wet days and 18.2mm across the month. Comfortable conditions for being outdoors all day.
September in Ajaccio averages a daily high of 26.3°C with nights around 15.6°C. Expect roughly 6.6 wet days totalling 54.6mm. Comfortable conditions for being outdoors all day.
October in Ajaccio averages a daily high of 23.2°C with nights around 12.8°C. Expect roughly 7.6 wet days totalling 77.5mm. Comfortable conditions for being outdoors all day.
November in Ajaccio averages a daily high of 18.5°C with nights around 9.1°C. Expect roughly 11.5 wet days totalling 111.2mm. Generally workable, with some weather to plan around.
December in Ajaccio averages a daily high of 15.3°C with nights around 6°C. Expect roughly 10.8 wet days totalling 78.9mm. Generally workable, with some weather to plan around.
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. Ajaccio peaks at 93.
Based on 30 years of records, May–October scores highest for comfort in Ajaccio, balancing daytime temperature against rainfall.
August is the warmest, averaging a daily high of 29.3°C.
November is the wettest, averaging 111.2mm of rain across roughly 11.5 wet days.
January is the coolest month, with average daily highs around 14.2°C.