| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 5° | 0.7° | 66.4mm | 17.4 | 20 |
| February | 6.4° | 0.6° | 59.7mm | 14.8 | 25 |
| March | 9.8° | 1.9° | 50.4mm | 12.8 | 42 |
| April | 14.1° | 4.2° | 42.5mm | 11.9 | 57 |
| May | 18.4° | 7.8° | 53.9mm | 12.4 | 70 |
| June | 22° | 11.4° | 68mm | 13.2 | 74 |
| July | 23.6° | 13° | 72.4mm | 13.9 | 72 |
| August | 23.8° | 13.1° | 72.4mm | 13.4 | 73 |
| September | 19.8° | 10.3° | 55.3mm | 11.6 | 76 |
| October | 14.8° | 7.7° | 72.3mm | 14.7 | 54 |
| November | 9.1° | 3.9° | 52mm | 14.9 | 35 |
| December | 6.2° | 2° | 69mm | 18.1 | 26 |
January in Osnabrück averages a daily high of 5°C with nights around 0.7°C. Expect roughly 17.4 wet days totalling 66.4mm. A hard month to visit for comfort alone.
February in Osnabrück averages a daily high of 6.4°C with nights around 0.6°C. Expect roughly 14.8 wet days totalling 59.7mm. A hard month to visit for comfort alone.
March in Osnabrück averages a daily high of 9.8°C with nights around 1.9°C. Expect roughly 12.8 wet days totalling 50.4mm. Demanding conditions — pack for it and plan indoor options.
April in Osnabrück averages a daily high of 14.1°C with nights around 4.2°C. Expect roughly 11.9 wet days totalling 42.5mm. Generally workable, with some weather to plan around.
May in Osnabrück averages a daily high of 18.4°C with nights around 7.8°C. Expect roughly 12.4 wet days totalling 53.9mm. Generally workable, with some weather to plan around.
June in Osnabrück averages a daily high of 22°C with nights around 11.4°C. Expect roughly 13.2 wet days totalling 68mm. Generally workable, with some weather to plan around.
July in Osnabrück averages a daily high of 23.6°C with nights around 13°C. Expect roughly 13.9 wet days totalling 72.4mm. Generally workable, with some weather to plan around.
August in Osnabrück averages a daily high of 23.8°C with nights around 13.1°C. Expect roughly 13.4 wet days totalling 72.4mm. Generally workable, with some weather to plan around.
September in Osnabrück averages a daily high of 19.8°C with nights around 10.3°C. Expect roughly 11.6 wet days totalling 55.3mm. Comfortable conditions for being outdoors all day.
October in Osnabrück averages a daily high of 14.8°C with nights around 7.7°C. Expect roughly 14.7 wet days totalling 72.3mm. Demanding conditions — pack for it and plan indoor options.
November in Osnabrück averages a daily high of 9.1°C with nights around 3.9°C. Expect roughly 14.9 wet days totalling 52mm. Demanding conditions — pack for it and plan indoor options.
December in Osnabrück averages a daily high of 6.2°C with nights around 2°C. Expect roughly 18.1 wet days totalling 69mm. 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. Osnabrück peaks at 76.
Based on 30 years of records, May–September scores highest for comfort in Osnabrück, balancing daytime temperature against rainfall.
August is the warmest, averaging a daily high of 23.8°C.
July is the wettest, averaging 72.4mm of rain across roughly 13.9 wet days.
January is the coolest month, with average daily highs around 5°C.