| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 7.5° | 2° | 74mm | 15.8 | 30 |
| February | 9° | 2.1° | 56.6mm | 13.5 | 38 |
| March | 12.2° | 3.4° | 55.3mm | 12.9 | 49 |
| April | 15.4° | 5° | 48.3mm | 11.4 | 62 |
| May | 18.7° | 8.4° | 65.5mm | 12.2 | 71 |
| June | 22.3° | 11.5° | 56.5mm | 10.5 | 79 |
| July | 24.5° | 13.2° | 50.8mm | 9.4 | 81 |
| August | 24.5° | 13.1° | 50mm | 10.3 | 79 |
| September | 21.3° | 10.4° | 52.5mm | 10.3 | 79 |
| October | 16.6° | 8.3° | 76mm | 14.5 | 60 |
| November | 11.1° | 4.8° | 77.4mm | 16.2 | 42 |
| December | 7.9° | 2.4° | 86.6mm | 16.5 | 31 |
January in Le Mans averages a daily high of 7.5°C with nights around 2°C. Expect roughly 15.8 wet days totalling 74mm. A hard month to visit for comfort alone.
February in Le Mans averages a daily high of 9°C with nights around 2.1°C. Expect roughly 13.5 wet days totalling 56.6mm. Demanding conditions — pack for it and plan indoor options.
March in Le Mans averages a daily high of 12.2°C with nights around 3.4°C. Expect roughly 12.9 wet days totalling 55.3mm. Demanding conditions — pack for it and plan indoor options.
April in Le Mans averages a daily high of 15.4°C with nights around 5°C. Expect roughly 11.4 wet days totalling 48.3mm. Generally workable, with some weather to plan around.
May in Le Mans averages a daily high of 18.7°C with nights around 8.4°C. Expect roughly 12.2 wet days totalling 65.5mm. Generally workable, with some weather to plan around.
June in Le Mans averages a daily high of 22.3°C with nights around 11.5°C. Expect roughly 10.5 wet days totalling 56.5mm. Comfortable conditions for being outdoors all day.
July in Le Mans averages a daily high of 24.5°C with nights around 13.2°C. Expect roughly 9.4 wet days totalling 50.8mm. Comfortable conditions for being outdoors all day.
August in Le Mans averages a daily high of 24.5°C with nights around 13.1°C. Expect roughly 10.3 wet days totalling 50mm. Comfortable conditions for being outdoors all day.
September in Le Mans averages a daily high of 21.3°C with nights around 10.4°C. Expect roughly 10.3 wet days totalling 52.5mm. Comfortable conditions for being outdoors all day.
October in Le Mans averages a daily high of 16.6°C with nights around 8.3°C. Expect roughly 14.5 wet days totalling 76mm. Generally workable, with some weather to plan around.
November in Le Mans averages a daily high of 11.1°C with nights around 4.8°C. Expect roughly 16.2 wet days totalling 77.4mm. Demanding conditions — pack for it and plan indoor options.
December in Le Mans averages a daily high of 7.9°C with nights around 2.4°C. Expect roughly 16.5 wet days totalling 86.6mm. A hard month to visit for comfort alone.
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. Le Mans peaks at 81.
Based on 30 years of records, June–September scores highest for comfort in Le Mans, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 24.5°C.
December is the wettest, averaging 86.6mm of rain across roughly 16.5 wet days.
January is the coolest month, with average daily highs around 7.5°C.