| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 2.2° | -4.4° | 43.2mm | 11.4 | 13 |
| February | 3.6° | -3.9° | 38mm | 9.5 | 20 |
| March | 8.2° | 0.1° | 55.5mm | 11.7 | 36 |
| April | 14.5° | 5.8° | 78.2mm | 13.9 | 55 |
| May | 20.7° | 12.1° | 88.5mm | 13.1 | 74 |
| June | 25.5° | 17.7° | 70.2mm | 11.8 | 76 |
| July | 27.5° | 20.3° | 82.1mm | 10.3 | 77 |
| August | 26.9° | 19.7° | 92.6mm | 9.7 | 81 |
| September | 23.8° | 16.2° | 75.3mm | 9.4 | 81 |
| October | 17.5° | 10° | 79.9mm | 11.9 | 68 |
| November | 11.4° | 4.3° | 57.1mm | 10.4 | 52 |
| December | 5.4° | -0.7° | 52.6mm | 11.4 | 26 |
January in Cleveland averages a daily high of 2.2°C with nights around -4.4°C. Expect roughly 11.4 wet days totalling 43.2mm. A hard month to visit for comfort alone.
February in Cleveland averages a daily high of 3.6°C with nights around -3.9°C. Expect roughly 9.5 wet days totalling 38mm. A hard month to visit for comfort alone.
March in Cleveland averages a daily high of 8.2°C with nights around 0.1°C. Expect roughly 11.7 wet days totalling 55.5mm. Demanding conditions — pack for it and plan indoor options.
April in Cleveland averages a daily high of 14.5°C with nights around 5.8°C. Expect roughly 13.9 wet days totalling 78.2mm. Generally workable, with some weather to plan around.
May in Cleveland averages a daily high of 20.7°C with nights around 12.1°C. Expect roughly 13.1 wet days totalling 88.5mm. Generally workable, with some weather to plan around.
June in Cleveland averages a daily high of 25.5°C with nights around 17.7°C. Expect roughly 11.8 wet days totalling 70.2mm. Comfortable conditions for being outdoors all day.
July in Cleveland averages a daily high of 27.5°C with nights around 20.3°C. Expect roughly 10.3 wet days totalling 82.1mm. Comfortable conditions for being outdoors all day.
August in Cleveland averages a daily high of 26.9°C with nights around 19.7°C. Expect roughly 9.7 wet days totalling 92.6mm. Comfortable conditions for being outdoors all day.
September in Cleveland averages a daily high of 23.8°C with nights around 16.2°C. Expect roughly 9.4 wet days totalling 75.3mm. Comfortable conditions for being outdoors all day.
October in Cleveland averages a daily high of 17.5°C with nights around 10°C. Expect roughly 11.9 wet days totalling 79.9mm. Generally workable, with some weather to plan around.
November in Cleveland averages a daily high of 11.4°C with nights around 4.3°C. Expect roughly 10.4 wet days totalling 57.1mm. Demanding conditions — pack for it and plan indoor options.
December in Cleveland averages a daily high of 5.4°C with nights around -0.7°C. Expect roughly 11.4 wet days totalling 52.6mm. 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. Cleveland peaks at 81.
Based on 30 years of records, May–September scores highest for comfort in Cleveland, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 27.5°C.
August is the wettest, averaging 92.6mm of rain across roughly 9.7 wet days.
January is the coolest month, with average daily highs around 2.2°C.