| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 7.2° | 2.2° | 75.5mm | 16.9 | 29 |
| February | 8.2° | 2.4° | 72.6mm | 14.9 | 32 |
| March | 10.3° | 3.3° | 62.6mm | 14.7 | 40 |
| April | 13.4° | 5° | 56.3mm | 12.5 | 54 |
| May | 16.8° | 7.9° | 55.3mm | 12.4 | 65 |
| June | 19.5° | 10.9° | 74.5mm | 12.7 | 73 |
| July | 21.5° | 12.9° | 66.9mm | 12.7 | 75 |
| August | 21° | 12.8° | 65.8mm | 13 | 74 |
| September | 18.1° | 10.8° | 62.3mm | 12.2 | 70 |
| October | 14.1° | 8° | 87.4mm | 16.4 | 51 |
| November | 9.8° | 4.7° | 85mm | 17.2 | 37 |
| December | 7.6° | 2.5° | 87.3mm | 17.6 | 30 |
January in Sheffield averages a daily high of 7.2°C with nights around 2.2°C. Expect roughly 16.9 wet days totalling 75.5mm. A hard month to visit for comfort alone.
February in Sheffield averages a daily high of 8.2°C with nights around 2.4°C. Expect roughly 14.9 wet days totalling 72.6mm. A hard month to visit for comfort alone.
March in Sheffield averages a daily high of 10.3°C with nights around 3.3°C. Expect roughly 14.7 wet days totalling 62.6mm. Demanding conditions — pack for it and plan indoor options.
April in Sheffield averages a daily high of 13.4°C with nights around 5°C. Expect roughly 12.5 wet days totalling 56.3mm. Demanding conditions — pack for it and plan indoor options.
May in Sheffield averages a daily high of 16.8°C with nights around 7.9°C. Expect roughly 12.4 wet days totalling 55.3mm. Generally workable, with some weather to plan around.
June in Sheffield averages a daily high of 19.5°C with nights around 10.9°C. Expect roughly 12.7 wet days totalling 74.5mm. Generally workable, with some weather to plan around.
July in Sheffield averages a daily high of 21.5°C with nights around 12.9°C. Expect roughly 12.7 wet days totalling 66.9mm. Comfortable conditions for being outdoors all day.
August in Sheffield averages a daily high of 21°C with nights around 12.8°C. Expect roughly 13 wet days totalling 65.8mm. Generally workable, with some weather to plan around.
September in Sheffield averages a daily high of 18.1°C with nights around 10.8°C. Expect roughly 12.2 wet days totalling 62.3mm. Generally workable, with some weather to plan around.
October in Sheffield averages a daily high of 14.1°C with nights around 8°C. Expect roughly 16.4 wet days totalling 87.4mm. Demanding conditions — pack for it and plan indoor options.
November in Sheffield averages a daily high of 9.8°C with nights around 4.7°C. Expect roughly 17.2 wet days totalling 85mm. Demanding conditions — pack for it and plan indoor options.
December in Sheffield averages a daily high of 7.6°C with nights around 2.5°C. Expect roughly 17.6 wet days totalling 87.3mm. 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. Sheffield peaks at 75.
Based on 30 years of records, June–September scores highest for comfort in Sheffield, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 21.5°C.
October is the wettest, averaging 87.4mm of rain across roughly 16.4 wet days.
January is the coolest month, with average daily highs around 7.2°C.