| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 4.5° | -3.7° | 86.7mm | 10.9 | 20 |
| February | 6.2° | -2.9° | 75.2mm | 10 | 28 |
| March | 10.6° | 0.9° | 98.2mm | 10.9 | 46 |
| April | 16.9° | 6° | 107.3mm | 11.2 | 68 |
| May | 22.6° | 11.5° | 101.3mm | 11.9 | 76 |
| June | 27.6° | 16.8° | 105mm | 10.7 | 76 |
| July | 30.5° | 20.1° | 117.9mm | 10 | 66 |
| August | 29.5° | 19.3° | 110.1mm | 10.2 | 70 |
| September | 25.7° | 15.2° | 109.4mm | 8.9 | 82 |
| October | 19.3° | 8.8° | 103.5mm | 10.1 | 78 |
| November | 12.9° | 3.1° | 82.8mm | 9.1 | 59 |
| December | 7.2° | -0.9° | 107.1mm | 11.9 | 31 |
January in Clifton averages a daily high of 4.5°C with nights around -3.7°C. Expect roughly 10.9 wet days totalling 86.7mm. A hard month to visit for comfort alone.
February in Clifton averages a daily high of 6.2°C with nights around -2.9°C. Expect roughly 10 wet days totalling 75.2mm. A hard month to visit for comfort alone.
March in Clifton averages a daily high of 10.6°C with nights around 0.9°C. Expect roughly 10.9 wet days totalling 98.2mm. Demanding conditions — pack for it and plan indoor options.
April in Clifton averages a daily high of 16.9°C with nights around 6°C. Expect roughly 11.2 wet days totalling 107.3mm. Generally workable, with some weather to plan around.
May in Clifton averages a daily high of 22.6°C with nights around 11.5°C. Expect roughly 11.9 wet days totalling 101.3mm. Comfortable conditions for being outdoors all day.
June in Clifton averages a daily high of 27.6°C with nights around 16.8°C. Expect roughly 10.7 wet days totalling 105mm. Comfortable conditions for being outdoors all day.
July in Clifton averages a daily high of 30.5°C with nights around 20.1°C. Expect roughly 10 wet days totalling 117.9mm. Generally workable, with some weather to plan around.
August in Clifton averages a daily high of 29.5°C with nights around 19.3°C. Expect roughly 10.2 wet days totalling 110.1mm. Generally workable, with some weather to plan around.
September in Clifton averages a daily high of 25.7°C with nights around 15.2°C. Expect roughly 8.9 wet days totalling 109.4mm. Comfortable conditions for being outdoors all day.
October in Clifton averages a daily high of 19.3°C with nights around 8.8°C. Expect roughly 10.1 wet days totalling 103.5mm. Comfortable conditions for being outdoors all day.
November in Clifton averages a daily high of 12.9°C with nights around 3.1°C. Expect roughly 9.1 wet days totalling 82.8mm. Generally workable, with some weather to plan around.
December in Clifton averages a daily high of 7.2°C with nights around -0.9°C. Expect roughly 11.9 wet days totalling 107.1mm. 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. Clifton peaks at 82.
Based on 30 years of records, May–June scores highest for comfort in Clifton, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 30.5°C.
July is the wettest, averaging 117.9mm of rain across roughly 10 wet days.
January is the coolest month, with average daily highs around 4.5°C.