| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 3.8° | -4.9° | 74.9mm | 10.3 | 17 |
| February | 5.6° | -4.2° | 61.5mm | 8.8 | 27 |
| March | 10.4° | 0° | 93mm | 10.6 | 45 |
| April | 17° | 5.3° | 100.3mm | 11.5 | 67 |
| May | 22.6° | 10.8° | 94.1mm | 13.1 | 74 |
| June | 27.3° | 15.9° | 105.7mm | 12.6 | 74 |
| July | 30.2° | 19.1° | 109.7mm | 11.2 | 65 |
| August | 29° | 18.3° | 127.8mm | 12.2 | 68 |
| September | 25.1° | 14.1° | 111.6mm | 10.5 | 79 |
| October | 18.7° | 7.7° | 103mm | 10.9 | 74 |
| November | 12.6° | 2.1° | 81.3mm | 8.9 | 59 |
| December | 6.6° | -2° | 106.9mm | 10.7 | 30 |
January in Paterson averages a daily high of 3.8°C with nights around -4.9°C. Expect roughly 10.3 wet days totalling 74.9mm. A hard month to visit for comfort alone.
February in Paterson averages a daily high of 5.6°C with nights around -4.2°C. Expect roughly 8.8 wet days totalling 61.5mm. A hard month to visit for comfort alone.
March in Paterson averages a daily high of 10.4°C with nights around 0°C. Expect roughly 10.6 wet days totalling 93mm. Demanding conditions — pack for it and plan indoor options.
April in Paterson averages a daily high of 17°C with nights around 5.3°C. Expect roughly 11.5 wet days totalling 100.3mm. Generally workable, with some weather to plan around.
May in Paterson averages a daily high of 22.6°C with nights around 10.8°C. Expect roughly 13.1 wet days totalling 94.1mm. Generally workable, with some weather to plan around.
June in Paterson averages a daily high of 27.3°C with nights around 15.9°C. Expect roughly 12.6 wet days totalling 105.7mm. Generally workable, with some weather to plan around.
July in Paterson averages a daily high of 30.2°C with nights around 19.1°C. Expect roughly 11.2 wet days totalling 109.7mm. Generally workable, with some weather to plan around.
August in Paterson averages a daily high of 29°C with nights around 18.3°C. Expect roughly 12.2 wet days totalling 127.8mm. Generally workable, with some weather to plan around.
September in Paterson averages a daily high of 25.1°C with nights around 14.1°C. Expect roughly 10.5 wet days totalling 111.6mm. Comfortable conditions for being outdoors all day.
October in Paterson averages a daily high of 18.7°C with nights around 7.7°C. Expect roughly 10.9 wet days totalling 103mm. Generally workable, with some weather to plan around.
November in Paterson averages a daily high of 12.6°C with nights around 2.1°C. Expect roughly 8.9 wet days totalling 81.3mm. Generally workable, with some weather to plan around.
December in Paterson averages a daily high of 6.6°C with nights around -2°C. Expect roughly 10.7 wet days totalling 106.9mm. 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. Paterson peaks at 79.
Based on 30 years of records, May–June scores highest for comfort in Paterson, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 30.2°C.
August is the wettest, averaging 127.8mm of rain across roughly 12.2 wet days.
January is the coolest month, with average daily highs around 3.8°C.