| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 4.1° | -0.6° | 49.3mm | 14.9 | 15 |
| February | 5.8° | 0° | 40.5mm | 13.2 | 25 |
| March | 9.2° | 1.5° | 41.1mm | 12.4 | 40 |
| April | 14.4° | 4.5° | 37.7mm | 10.9 | 60 |
| May | 18.7° | 8.4° | 55mm | 12.2 | 71 |
| June | 22° | 11.6° | 56.2mm | 11.2 | 78 |
| July | 23.9° | 13.6° | 71.3mm | 13.7 | 73 |
| August | 24° | 13.6° | 65.7mm | 12.3 | 75 |
| September | 19.7° | 10.3° | 54.1mm | 10.8 | 77 |
| October | 14.4° | 7° | 54.9mm | 13.1 | 56 |
| November | 8.5° | 3.3° | 48.5mm | 14.2 | 35 |
| December | 5° | 0.5° | 49.2mm | 15 | 20 |
January in Wolfenbüttel averages a daily high of 4.1°C with nights around -0.6°C. Expect roughly 14.9 wet days totalling 49.3mm. A hard month to visit for comfort alone.
February in Wolfenbüttel averages a daily high of 5.8°C with nights around 0°C. Expect roughly 13.2 wet days totalling 40.5mm. A hard month to visit for comfort alone.
March in Wolfenbüttel averages a daily high of 9.2°C with nights around 1.5°C. Expect roughly 12.4 wet days totalling 41.1mm. Demanding conditions — pack for it and plan indoor options.
April in Wolfenbüttel averages a daily high of 14.4°C with nights around 4.5°C. Expect roughly 10.9 wet days totalling 37.7mm. Generally workable, with some weather to plan around.
May in Wolfenbüttel averages a daily high of 18.7°C with nights around 8.4°C. Expect roughly 12.2 wet days totalling 55mm. Generally workable, with some weather to plan around.
June in Wolfenbüttel averages a daily high of 22°C with nights around 11.6°C. Expect roughly 11.2 wet days totalling 56.2mm. Comfortable conditions for being outdoors all day.
July in Wolfenbüttel averages a daily high of 23.9°C with nights around 13.6°C. Expect roughly 13.7 wet days totalling 71.3mm. Generally workable, with some weather to plan around.
August in Wolfenbüttel averages a daily high of 24°C with nights around 13.6°C. Expect roughly 12.3 wet days totalling 65.7mm. Comfortable conditions for being outdoors all day.
September in Wolfenbüttel averages a daily high of 19.7°C with nights around 10.3°C. Expect roughly 10.8 wet days totalling 54.1mm. Comfortable conditions for being outdoors all day.
October in Wolfenbüttel averages a daily high of 14.4°C with nights around 7°C. Expect roughly 13.1 wet days totalling 54.9mm. Generally workable, with some weather to plan around.
November in Wolfenbüttel averages a daily high of 8.5°C with nights around 3.3°C. Expect roughly 14.2 wet days totalling 48.5mm. Demanding conditions — pack for it and plan indoor options.
December in Wolfenbüttel averages a daily high of 5°C with nights around 0.5°C. Expect roughly 15 wet days totalling 49.2mm. 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. Wolfenbüttel peaks at 78.
Based on 30 years of records, May–September scores highest for comfort in Wolfenbüttel, balancing daytime temperature against rainfall.
August is the warmest, averaging a daily high of 24°C.
July is the wettest, averaging 71.3mm of rain across roughly 13.7 wet days.
January is the coolest month, with average daily highs around 4.1°C.