| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 3.8° | -2° | 54.5mm | 15 | 12 |
| February | 6.1° | -1.5° | 45.7mm | 12.7 | 25 |
| March | 10.4° | 0.5° | 48.5mm | 12.4 | 42 |
| April | 15.6° | 3.7° | 37.2mm | 10 | 66 |
| May | 19.9° | 8.3° | 68mm | 12.4 | 75 |
| June | 23.9° | 11.9° | 58.6mm | 11.3 | 77 |
| July | 25.6° | 13.5° | 73.8mm | 13.2 | 74 |
| August | 25.3° | 13.2° | 63.7mm | 11.5 | 77 |
| September | 20.5° | 9.3° | 54.6mm | 10.2 | 80 |
| October | 14.8° | 5.8° | 55.8mm | 12.4 | 59 |
| November | 8.2° | 1.9° | 56.1mm | 13.1 | 36 |
| December | 4.5° | -0.8° | 57.6mm | 16.2 | 16 |
January in Erlangen averages a daily high of 3.8°C with nights around -2°C. Expect roughly 15 wet days totalling 54.5mm. A hard month to visit for comfort alone.
February in Erlangen averages a daily high of 6.1°C with nights around -1.5°C. Expect roughly 12.7 wet days totalling 45.7mm. A hard month to visit for comfort alone.
March in Erlangen averages a daily high of 10.4°C with nights around 0.5°C. Expect roughly 12.4 wet days totalling 48.5mm. Demanding conditions — pack for it and plan indoor options.
April in Erlangen averages a daily high of 15.6°C with nights around 3.7°C. Expect roughly 10 wet days totalling 37.2mm. Generally workable, with some weather to plan around.
May in Erlangen averages a daily high of 19.9°C with nights around 8.3°C. Expect roughly 12.4 wet days totalling 68mm. Comfortable conditions for being outdoors all day.
June in Erlangen averages a daily high of 23.9°C with nights around 11.9°C. Expect roughly 11.3 wet days totalling 58.6mm. Comfortable conditions for being outdoors all day.
July in Erlangen averages a daily high of 25.6°C with nights around 13.5°C. Expect roughly 13.2 wet days totalling 73.8mm. Generally workable, with some weather to plan around.
August in Erlangen averages a daily high of 25.3°C with nights around 13.2°C. Expect roughly 11.5 wet days totalling 63.7mm. Comfortable conditions for being outdoors all day.
September in Erlangen averages a daily high of 20.5°C with nights around 9.3°C. Expect roughly 10.2 wet days totalling 54.6mm. Comfortable conditions for being outdoors all day.
October in Erlangen averages a daily high of 14.8°C with nights around 5.8°C. Expect roughly 12.4 wet days totalling 55.8mm. Generally workable, with some weather to plan around.
November in Erlangen averages a daily high of 8.2°C with nights around 1.9°C. Expect roughly 13.1 wet days totalling 56.1mm. Demanding conditions — pack for it and plan indoor options.
December in Erlangen averages a daily high of 4.5°C with nights around -0.8°C. Expect roughly 16.2 wet days totalling 57.6mm. 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. Erlangen peaks at 80.
Based on 30 years of records, May–September scores highest for comfort in Erlangen, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 25.6°C.
July is the wettest, averaging 73.8mm of rain across roughly 13.2 wet days.
January is the coolest month, with average daily highs around 3.8°C.