| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 6.9° | 1.7° | 88.1mm | 18.1 | 28 |
| February | 7.8° | 2° | 75.8mm | 15.4 | 31 |
| March | 9.8° | 2.9° | 64.9mm | 14.8 | 38 |
| April | 12.7° | 4.5° | 55.6mm | 12.4 | 52 |
| May | 15.9° | 7.3° | 57.7mm | 13.3 | 60 |
| June | 18.6° | 10.2° | 71.8mm | 12.5 | 71 |
| July | 20.5° | 12.2° | 69.1mm | 13.5 | 73 |
| August | 20° | 12.2° | 71.4mm | 14.4 | 71 |
| September | 17.5° | 10.2° | 68mm | 13.2 | 66 |
| October | 13.8° | 7.4° | 89mm | 17.2 | 50 |
| November | 9.7° | 4° | 87.2mm | 17.8 | 37 |
| December | 7.4° | 1.9° | 96.6mm | 18 | 30 |
January in Dewsbury averages a daily high of 6.9°C with nights around 1.7°C. Expect roughly 18.1 wet days totalling 88.1mm. A hard month to visit for comfort alone.
February in Dewsbury averages a daily high of 7.8°C with nights around 2°C. Expect roughly 15.4 wet days totalling 75.8mm. A hard month to visit for comfort alone.
March in Dewsbury averages a daily high of 9.8°C with nights around 2.9°C. Expect roughly 14.8 wet days totalling 64.9mm. Demanding conditions — pack for it and plan indoor options.
April in Dewsbury averages a daily high of 12.7°C with nights around 4.5°C. Expect roughly 12.4 wet days totalling 55.6mm. Demanding conditions — pack for it and plan indoor options.
May in Dewsbury averages a daily high of 15.9°C with nights around 7.3°C. Expect roughly 13.3 wet days totalling 57.7mm. Generally workable, with some weather to plan around.
June in Dewsbury averages a daily high of 18.6°C with nights around 10.2°C. Expect roughly 12.5 wet days totalling 71.8mm. Generally workable, with some weather to plan around.
July in Dewsbury averages a daily high of 20.5°C with nights around 12.2°C. Expect roughly 13.5 wet days totalling 69.1mm. Generally workable, with some weather to plan around.
August in Dewsbury averages a daily high of 20°C with nights around 12.2°C. Expect roughly 14.4 wet days totalling 71.4mm. Generally workable, with some weather to plan around.
September in Dewsbury averages a daily high of 17.5°C with nights around 10.2°C. Expect roughly 13.2 wet days totalling 68mm. Generally workable, with some weather to plan around.
October in Dewsbury averages a daily high of 13.8°C with nights around 7.4°C. Expect roughly 17.2 wet days totalling 89mm. Demanding conditions — pack for it and plan indoor options.
November in Dewsbury averages a daily high of 9.7°C with nights around 4°C. Expect roughly 17.8 wet days totalling 87.2mm. Demanding conditions — pack for it and plan indoor options.
December in Dewsbury averages a daily high of 7.4°C with nights around 1.9°C. Expect roughly 18 wet days totalling 96.6mm. 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. Dewsbury peaks at 73.
Based on 30 years of records, June–September scores highest for comfort in Dewsbury, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 20.5°C.
December is the wettest, averaging 96.6mm of rain across roughly 18 wet days.
January is the coolest month, with average daily highs around 6.9°C.