| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 5.2° | -0.7° | 33.6mm | 12.2 | 24 |
| February | 7.7° | -0.3° | 32.1mm | 11.4 | 34 |
| March | 11.9° | 1.7° | 32.4mm | 10.9 | 52 |
| April | 16.8° | 4.9° | 33.4mm | 9.9 | 70 |
| May | 20.9° | 9.2° | 63.1mm | 12.2 | 76 |
| June | 24.7° | 12.8° | 59.8mm | 10.6 | 79 |
| July | 26.4° | 14.4° | 58.5mm | 11.2 | 78 |
| August | 26° | 14.1° | 57.8mm | 11.5 | 77 |
| September | 21.5° | 10.2° | 40.7mm | 9.6 | 81 |
| October | 15.8° | 6.6° | 49mm | 11.4 | 64 |
| November | 9.3° | 2.9° | 45.7mm | 12.8 | 40 |
| December | 5.8° | 0.3° | 44mm | 13.8 | 24 |
January in Worms averages a daily high of 5.2°C with nights around -0.7°C. Expect roughly 12.2 wet days totalling 33.6mm. A hard month to visit for comfort alone.
February in Worms averages a daily high of 7.7°C with nights around -0.3°C. Expect roughly 11.4 wet days totalling 32.1mm. A hard month to visit for comfort alone.
March in Worms averages a daily high of 11.9°C with nights around 1.7°C. Expect roughly 10.9 wet days totalling 32.4mm. Demanding conditions — pack for it and plan indoor options.
April in Worms averages a daily high of 16.8°C with nights around 4.9°C. Expect roughly 9.9 wet days totalling 33.4mm. Generally workable, with some weather to plan around.
May in Worms averages a daily high of 20.9°C with nights around 9.2°C. Expect roughly 12.2 wet days totalling 63.1mm. Comfortable conditions for being outdoors all day.
June in Worms averages a daily high of 24.7°C with nights around 12.8°C. Expect roughly 10.6 wet days totalling 59.8mm. Comfortable conditions for being outdoors all day.
July in Worms averages a daily high of 26.4°C with nights around 14.4°C. Expect roughly 11.2 wet days totalling 58.5mm. Comfortable conditions for being outdoors all day.
August in Worms averages a daily high of 26°C with nights around 14.1°C. Expect roughly 11.5 wet days totalling 57.8mm. Comfortable conditions for being outdoors all day.
September in Worms averages a daily high of 21.5°C with nights around 10.2°C. Expect roughly 9.6 wet days totalling 40.7mm. Comfortable conditions for being outdoors all day.
October in Worms averages a daily high of 15.8°C with nights around 6.6°C. Expect roughly 11.4 wet days totalling 49mm. Generally workable, with some weather to plan around.
November in Worms averages a daily high of 9.3°C with nights around 2.9°C. Expect roughly 12.8 wet days totalling 45.7mm. Demanding conditions — pack for it and plan indoor options.
December in Worms averages a daily high of 5.8°C with nights around 0.3°C. Expect roughly 13.8 wet days totalling 44mm. 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. Worms peaks at 81.
Based on 30 years of records, May–September scores highest for comfort in Worms, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 26.4°C.
May is the wettest, averaging 63.1mm of rain across roughly 12.2 wet days.
January is the coolest month, with average daily highs around 5.2°C.