| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 6.8° | 0.6° | 67.5mm | 15.7 | 26 |
| February | 7.7° | 1° | 58.8mm | 13.1 | 33 |
| March | 9.7° | 2.2° | 50.2mm | 13.5 | 40 |
| April | 12.4° | 3.9° | 39mm | 11.2 | 53 |
| May | 15.4° | 6.5° | 55.2mm | 13.7 | 58 |
| June | 17.6° | 9.5° | 60.9mm | 13.2 | 66 |
| July | 19.6° | 11.2° | 71.6mm | 14.6 | 70 |
| August | 19.3° | 10.9° | 84.1mm | 14.8 | 68 |
| September | 17.2° | 9.1° | 49.2mm | 12.2 | 67 |
| October | 13.2° | 6.4° | 97.8mm | 16.4 | 48 |
| November | 9.7° | 3° | 73.2mm | 16 | 37 |
| December | 7.1° | 0.8° | 68.2mm | 15.7 | 27 |
January in Dundee averages a daily high of 6.8°C with nights around 0.6°C. Expect roughly 15.7 wet days totalling 67.5mm. A hard month to visit for comfort alone.
February in Dundee averages a daily high of 7.7°C with nights around 1°C. Expect roughly 13.1 wet days totalling 58.8mm. A hard month to visit for comfort alone.
March in Dundee averages a daily high of 9.7°C with nights around 2.2°C. Expect roughly 13.5 wet days totalling 50.2mm. Demanding conditions — pack for it and plan indoor options.
April in Dundee averages a daily high of 12.4°C with nights around 3.9°C. Expect roughly 11.2 wet days totalling 39mm. Demanding conditions — pack for it and plan indoor options.
May in Dundee averages a daily high of 15.4°C with nights around 6.5°C. Expect roughly 13.7 wet days totalling 55.2mm. Generally workable, with some weather to plan around.
June in Dundee averages a daily high of 17.6°C with nights around 9.5°C. Expect roughly 13.2 wet days totalling 60.9mm. Generally workable, with some weather to plan around.
July in Dundee averages a daily high of 19.6°C with nights around 11.2°C. Expect roughly 14.6 wet days totalling 71.6mm. Generally workable, with some weather to plan around.
August in Dundee averages a daily high of 19.3°C with nights around 10.9°C. Expect roughly 14.8 wet days totalling 84.1mm. Generally workable, with some weather to plan around.
September in Dundee averages a daily high of 17.2°C with nights around 9.1°C. Expect roughly 12.2 wet days totalling 49.2mm. Generally workable, with some weather to plan around.
October in Dundee averages a daily high of 13.2°C with nights around 6.4°C. Expect roughly 16.4 wet days totalling 97.8mm. Demanding conditions — pack for it and plan indoor options.
November in Dundee averages a daily high of 9.7°C with nights around 3°C. Expect roughly 16 wet days totalling 73.2mm. Demanding conditions — pack for it and plan indoor options.
December in Dundee averages a daily high of 7.1°C with nights around 0.8°C. Expect roughly 15.7 wet days totalling 68.2mm. 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. Dundee peaks at 70.
Based on 30 years of records, June–September scores highest for comfort in Dundee, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 19.6°C.
October is the wettest, averaging 97.8mm of rain across roughly 16.4 wet days.
January is the coolest month, with average daily highs around 6.8°C.