| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | -2° | -12.4° | 63mm | 16.3 | 0 |
| February | -0.9° | -12.2° | 59.7mm | 14.1 | 2 |
| March | 4.7° | -7° | 62.6mm | 13 | 12 |
| April | 12.1° | -0.3° | 76.6mm | 12 | 47 |
| May | 19.9° | 5.6° | 74.5mm | 11.3 | 77 |
| June | 24.5° | 11.1° | 76.6mm | 11.1 | 78 |
| July | 27.3° | 13.8° | 70.9mm | 10.1 | 79 |
| August | 26.1° | 12.8° | 75mm | 9.5 | 81 |
| September | 21.8° | 8.5° | 74.3mm | 9.3 | 81 |
| October | 14.3° | 3.2° | 78.1mm | 13.5 | 55 |
| November | 7.1° | -3.1° | 63.8mm | 13.2 | 25 |
| December | 0° | -8.5° | 76.2mm | 16.1 | 0 |
January in Peterborough averages a daily high of -2°C with nights around -12.4°C. Expect roughly 16.3 wet days totalling 63mm. A hard month to visit for comfort alone.
February in Peterborough averages a daily high of -0.9°C with nights around -12.2°C. Expect roughly 14.1 wet days totalling 59.7mm. A hard month to visit for comfort alone.
March in Peterborough averages a daily high of 4.7°C with nights around -7°C. Expect roughly 13 wet days totalling 62.6mm. A hard month to visit for comfort alone.
April in Peterborough averages a daily high of 12.1°C with nights around -0.3°C. Expect roughly 12 wet days totalling 76.6mm. Demanding conditions — pack for it and plan indoor options.
May in Peterborough averages a daily high of 19.9°C with nights around 5.6°C. Expect roughly 11.3 wet days totalling 74.5mm. Comfortable conditions for being outdoors all day.
June in Peterborough averages a daily high of 24.5°C with nights around 11.1°C. Expect roughly 11.1 wet days totalling 76.6mm. Comfortable conditions for being outdoors all day.
July in Peterborough averages a daily high of 27.3°C with nights around 13.8°C. Expect roughly 10.1 wet days totalling 70.9mm. Comfortable conditions for being outdoors all day.
August in Peterborough averages a daily high of 26.1°C with nights around 12.8°C. Expect roughly 9.5 wet days totalling 75mm. Comfortable conditions for being outdoors all day.
September in Peterborough averages a daily high of 21.8°C with nights around 8.5°C. Expect roughly 9.3 wet days totalling 74.3mm. Comfortable conditions for being outdoors all day.
October in Peterborough averages a daily high of 14.3°C with nights around 3.2°C. Expect roughly 13.5 wet days totalling 78.1mm. Generally workable, with some weather to plan around.
November in Peterborough averages a daily high of 7.1°C with nights around -3.1°C. Expect roughly 13.2 wet days totalling 63.8mm. A hard month to visit for comfort alone.
December in Peterborough averages a daily high of 0°C with nights around -8.5°C. Expect roughly 16.1 wet days totalling 76.2mm. 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. 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 27.3°C.
October is the wettest, averaging 78.1mm of rain across roughly 13.5 wet days.
January is the coolest month, with average daily highs around -2°C.