| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 5.6° | -4.7° | 92.9mm | 10.4 | 23 |
| February | 7.1° | -3.6° | 76mm | 8.9 | 33 |
| March | 11.4° | 0.1° | 105.5mm | 9.5 | 51 |
| April | 17.5° | 5.3° | 97.6mm | 11.6 | 69 |
| May | 22.4° | 10.6° | 101.7mm | 12.3 | 75 |
| June | 27.6° | 15.8° | 109.9mm | 11.5 | 75 |
| July | 30.7° | 18.7° | 110.6mm | 9.8 | 66 |
| August | 29.4° | 17.9° | 120.1mm | 10.3 | 70 |
| September | 25.9° | 14° | 109.2mm | 9 | 82 |
| October | 19.6° | 7.4° | 112.3mm | 9.8 | 79 |
| November | 13.8° | 2.3° | 80.8mm | 8.9 | 62 |
| December | 8.3° | -1.9° | 114.4mm | 10.1 | 37 |
January in Middletown averages a daily high of 5.6°C with nights around -4.7°C. Expect roughly 10.4 wet days totalling 92.9mm. A hard month to visit for comfort alone.
February in Middletown averages a daily high of 7.1°C with nights around -3.6°C. Expect roughly 8.9 wet days totalling 76mm. A hard month to visit for comfort alone.
March in Middletown averages a daily high of 11.4°C with nights around 0.1°C. Expect roughly 9.5 wet days totalling 105.5mm. Demanding conditions — pack for it and plan indoor options.
April in Middletown averages a daily high of 17.5°C with nights around 5.3°C. Expect roughly 11.6 wet days totalling 97.6mm. Generally workable, with some weather to plan around.
May in Middletown averages a daily high of 22.4°C with nights around 10.6°C. Expect roughly 12.3 wet days totalling 101.7mm. Comfortable conditions for being outdoors all day.
June in Middletown averages a daily high of 27.6°C with nights around 15.8°C. Expect roughly 11.5 wet days totalling 109.9mm. Comfortable conditions for being outdoors all day.
July in Middletown averages a daily high of 30.7°C with nights around 18.7°C. Expect roughly 9.8 wet days totalling 110.6mm. Generally workable, with some weather to plan around.
August in Middletown averages a daily high of 29.4°C with nights around 17.9°C. Expect roughly 10.3 wet days totalling 120.1mm. Generally workable, with some weather to plan around.
September in Middletown averages a daily high of 25.9°C with nights around 14°C. Expect roughly 9 wet days totalling 109.2mm. Comfortable conditions for being outdoors all day.
October in Middletown averages a daily high of 19.6°C with nights around 7.4°C. Expect roughly 9.8 wet days totalling 112.3mm. Comfortable conditions for being outdoors all day.
November in Middletown averages a daily high of 13.8°C with nights around 2.3°C. Expect roughly 8.9 wet days totalling 80.8mm. Generally workable, with some weather to plan around.
December in Middletown averages a daily high of 8.3°C with nights around -1.9°C. Expect roughly 10.1 wet days totalling 114.4mm. Demanding conditions — pack for it and plan indoor options.
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. Middletown peaks at 82.
Based on 30 years of records, May–June scores highest for comfort in Middletown, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 30.7°C.
August is the wettest, averaging 120.1mm of rain across roughly 10.3 wet days.
January is the coolest month, with average daily highs around 5.6°C.