| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 8.1° | 1.7° | 47.9mm | 14.7 | 32 |
| February | 9° | 2° | 37.1mm | 11.7 | 41 |
| March | 11.6° | 3° | 32.2mm | 10.9 | 51 |
| April | 15° | 4.6° | 29.4mm | 9.9 | 64 |
| May | 18.2° | 7.7° | 48.5mm | 10.7 | 73 |
| June | 21.4° | 10.8° | 46.3mm | 10 | 80 |
| July | 23.2° | 12.8° | 59.6mm | 11 | 78 |
| August | 23° | 12.7° | 61.6mm | 11.8 | 76 |
| September | 20.4° | 10.5° | 42.7mm | 9.6 | 81 |
| October | 15.9° | 7.9° | 60mm | 12.9 | 61 |
| November | 11.2° | 4.3° | 52.4mm | 13.9 | 44 |
| December | 8.6° | 2.2° | 50.3mm | 13.8 | 36 |
January in Peterborough averages a daily high of 8.1°C with nights around 1.7°C. Expect roughly 14.7 wet days totalling 47.9mm. A hard month to visit for comfort alone.
February in Peterborough averages a daily high of 9°C with nights around 2°C. Expect roughly 11.7 wet days totalling 37.1mm. Demanding conditions — pack for it and plan indoor options.
March in Peterborough averages a daily high of 11.6°C with nights around 3°C. Expect roughly 10.9 wet days totalling 32.2mm. Demanding conditions — pack for it and plan indoor options.
April in Peterborough averages a daily high of 15°C with nights around 4.6°C. Expect roughly 9.9 wet days totalling 29.4mm. Generally workable, with some weather to plan around.
May in Peterborough averages a daily high of 18.2°C with nights around 7.7°C. Expect roughly 10.7 wet days totalling 48.5mm. Generally workable, with some weather to plan around.
June in Peterborough averages a daily high of 21.4°C with nights around 10.8°C. Expect roughly 10 wet days totalling 46.3mm. Comfortable conditions for being outdoors all day.
July in Peterborough averages a daily high of 23.2°C with nights around 12.8°C. Expect roughly 11 wet days totalling 59.6mm. Comfortable conditions for being outdoors all day.
August in Peterborough averages a daily high of 23°C with nights around 12.7°C. Expect roughly 11.8 wet days totalling 61.6mm. Comfortable conditions for being outdoors all day.
September in Peterborough averages a daily high of 20.4°C with nights around 10.5°C. Expect roughly 9.6 wet days totalling 42.7mm. Comfortable conditions for being outdoors all day.
October in Peterborough averages a daily high of 15.9°C with nights around 7.9°C. Expect roughly 12.9 wet days totalling 60mm. Generally workable, with some weather to plan around.
November in Peterborough averages a daily high of 11.2°C with nights around 4.3°C. Expect roughly 13.9 wet days totalling 52.4mm. Demanding conditions — pack for it and plan indoor options.
December in Peterborough averages a daily high of 8.6°C with nights around 2.2°C. Expect roughly 13.8 wet days totalling 50.3mm. 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. Peterborough peaks at 81.
Based on 30 years of records, May–September scores highest for comfort in Peterborough, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 23.2°C.
August is the wettest, averaging 61.6mm of rain across roughly 11.8 wet days.
January is the coolest month, with average daily highs around 8.1°C.