| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 7.8° | 1.4° | 44.6mm | 15.4 | 30 |
| February | 9.4° | 1.4° | 38.7mm | 11.8 | 42 |
| March | 13° | 5.3° | 42.6mm | 12.1 | 53 |
| April | 17.4° | 7.7° | 35.6mm | 10.2 | 71 |
| May | 20.8° | 10.8° | 68.5mm | 12.4 | 75 |
| June | 24.6° | 14.5° | 52.9mm | 10.7 | 79 |
| July | 26.8° | 16.4° | 51.9mm | 9.8 | 80 |
| August | 26.1° | 15.8° | 59.5mm | 10.9 | 78 |
| September | 22.5° | 13.3° | 39.1mm | 9.9 | 80 |
| October | 17.5° | 9.8° | 54.6mm | 15.9 | 62 |
| November | 11.8° | — | 45.3mm | 15.4 | 44 |
| December | 8.8° | 2.6° | 60.8mm | 16 | 34 |
January in Picpus averages a daily high of 7.8°C with nights around 1.4°C. Expect roughly 15.4 wet days totalling 44.6mm. A hard month to visit for comfort alone.
February in Picpus averages a daily high of 9.4°C with nights around 1.4°C. Expect roughly 11.8 wet days totalling 38.7mm. Demanding conditions — pack for it and plan indoor options.
March in Picpus averages a daily high of 13°C with nights around 5.3°C. Expect roughly 12.1 wet days totalling 42.6mm. Demanding conditions — pack for it and plan indoor options.
April in Picpus averages a daily high of 17.4°C with nights around 7.7°C. Expect roughly 10.2 wet days totalling 35.6mm. Generally workable, with some weather to plan around.
May in Picpus averages a daily high of 20.8°C with nights around 10.8°C. Expect roughly 12.4 wet days totalling 68.5mm. Comfortable conditions for being outdoors all day.
June in Picpus averages a daily high of 24.6°C with nights around 14.5°C. Expect roughly 10.7 wet days totalling 52.9mm. Comfortable conditions for being outdoors all day.
July in Picpus averages a daily high of 26.8°C with nights around 16.4°C. Expect roughly 9.8 wet days totalling 51.9mm. Comfortable conditions for being outdoors all day.
August in Picpus averages a daily high of 26.1°C with nights around 15.8°C. Expect roughly 10.9 wet days totalling 59.5mm. Comfortable conditions for being outdoors all day.
September in Picpus averages a daily high of 22.5°C with nights around 13.3°C. Expect roughly 9.9 wet days totalling 39.1mm. Comfortable conditions for being outdoors all day.
October in Picpus averages a daily high of 17.5°C with nights around 9.8°C. Expect roughly 15.9 wet days totalling 54.6mm. Generally workable, with some weather to plan around.
November in Picpus averages a daily high of 11.8°C. Expect roughly 15.4 wet days totalling 45.3mm. Demanding conditions — pack for it and plan indoor options.
December in Picpus averages a daily high of 8.8°C with nights around 2.6°C. Expect roughly 16 wet days totalling 60.8mm. 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. Picpus peaks at 80.
Based on 30 years of records, May–September scores highest for comfort in Picpus, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 26.8°C.
May is the wettest, averaging 68.5mm of rain across roughly 12.4 wet days.
January is the coolest month, with average daily highs around 7.8°C.