| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 5.5° | 0.4° | 70.5mm | 16.7 | 21 |
| February | 7.3° | 0.9° | 70.5mm | 15.2 | 28 |
| March | 10.7° | 2.3° | 58.4mm | 13.9 | 42 |
| April | 15.3° | 4.6° | 46mm | 11.2 | 63 |
| May | 19.2° | 8.2° | 65.2mm | 13.4 | 71 |
| June | 22.3° | 11.2° | 71.8mm | 12.6 | 75 |
| July | 24.1° | 13° | 80.2mm | 13.7 | 73 |
| August | 24.1° | 12.8° | 77.5mm | 13.4 | 73 |
| September | 20.4° | 10.2° | 66.4mm | 12.9 | 74 |
| October | 15.3° | 7.3° | 72.3mm | 14.6 | 56 |
| November | 9.7° | 3.6° | 72.9mm | 16 | 37 |
| December | 6.1° | 1.3° | 78.2mm | 17.3 | 24 |
January in Nijmegen averages a daily high of 5.5°C with nights around 0.4°C. Expect roughly 16.7 wet days totalling 70.5mm. A hard month to visit for comfort alone.
February in Nijmegen averages a daily high of 7.3°C with nights around 0.9°C. Expect roughly 15.2 wet days totalling 70.5mm. A hard month to visit for comfort alone.
March in Nijmegen averages a daily high of 10.7°C with nights around 2.3°C. Expect roughly 13.9 wet days totalling 58.4mm. Demanding conditions — pack for it and plan indoor options.
April in Nijmegen averages a daily high of 15.3°C with nights around 4.6°C. Expect roughly 11.2 wet days totalling 46mm. Generally workable, with some weather to plan around.
May in Nijmegen averages a daily high of 19.2°C with nights around 8.2°C. Expect roughly 13.4 wet days totalling 65.2mm. Generally workable, with some weather to plan around.
June in Nijmegen averages a daily high of 22.3°C with nights around 11.2°C. Expect roughly 12.6 wet days totalling 71.8mm. Comfortable conditions for being outdoors all day.
July in Nijmegen averages a daily high of 24.1°C with nights around 13°C. Expect roughly 13.7 wet days totalling 80.2mm. Generally workable, with some weather to plan around.
August in Nijmegen averages a daily high of 24.1°C with nights around 12.8°C. Expect roughly 13.4 wet days totalling 77.5mm. Generally workable, with some weather to plan around.
September in Nijmegen averages a daily high of 20.4°C with nights around 10.2°C. Expect roughly 12.9 wet days totalling 66.4mm. Generally workable, with some weather to plan around.
October in Nijmegen averages a daily high of 15.3°C with nights around 7.3°C. Expect roughly 14.6 wet days totalling 72.3mm. Generally workable, with some weather to plan around.
November in Nijmegen averages a daily high of 9.7°C with nights around 3.6°C. Expect roughly 16 wet days totalling 72.9mm. Demanding conditions — pack for it and plan indoor options.
December in Nijmegen averages a daily high of 6.1°C with nights around 1.3°C. Expect roughly 17.3 wet days totalling 78.2mm. 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. Nijmegen peaks at 75.
Based on 30 years of records, May–September scores highest for comfort in Nijmegen, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 24.1°C.
July is the wettest, averaging 80.2mm of rain across roughly 13.7 wet days.
January is the coolest month, with average daily highs around 5.5°C.