| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 4.1° | -5.5° | 95.8mm | 11.1 | 16 |
| February | 5.2° | -4.9° | 77.5mm | 10 | 22 |
| March | 8.8° | -1.6° | 118.9mm | 11.3 | 36 |
| April | 14.2° | 3° | 102.9mm | 12.1 | 57 |
| May | 19.5° | 8.3° | 88.6mm | 12.7 | 73 |
| June | 24.5° | 13.4° | 97.7mm | 11.7 | 77 |
| July | 28° | 17.1° | 78.5mm | 10.4 | 75 |
| August | 27.4° | 16.1° | 93.1mm | 12.1 | 74 |
| September | 23.5° | 12° | 100.4mm | 11.5 | 77 |
| October | 17.7° | 6.3° | 113mm | 12.2 | 68 |
| November | 11.9° | 1.2° | 97.1mm | 10.1 | 53 |
| December | 6.9° | -2.6° | 105.5mm | 12.3 | 27 |
January in New Bedford averages a daily high of 4.1°C with nights around -5.5°C. Expect roughly 11.1 wet days totalling 95.8mm. A hard month to visit for comfort alone.
February in New Bedford averages a daily high of 5.2°C with nights around -4.9°C. Expect roughly 10 wet days totalling 77.5mm. A hard month to visit for comfort alone.
March in New Bedford averages a daily high of 8.8°C with nights around -1.6°C. Expect roughly 11.3 wet days totalling 118.9mm. Demanding conditions — pack for it and plan indoor options.
April in New Bedford averages a daily high of 14.2°C with nights around 3°C. Expect roughly 12.1 wet days totalling 102.9mm. Generally workable, with some weather to plan around.
May in New Bedford averages a daily high of 19.5°C with nights around 8.3°C. Expect roughly 12.7 wet days totalling 88.6mm. Generally workable, with some weather to plan around.
June in New Bedford averages a daily high of 24.5°C with nights around 13.4°C. Expect roughly 11.7 wet days totalling 97.7mm. Comfortable conditions for being outdoors all day.
July in New Bedford averages a daily high of 28°C with nights around 17.1°C. Expect roughly 10.4 wet days totalling 78.5mm. Comfortable conditions for being outdoors all day.
August in New Bedford averages a daily high of 27.4°C with nights around 16.1°C. Expect roughly 12.1 wet days totalling 93.1mm. Generally workable, with some weather to plan around.
September in New Bedford averages a daily high of 23.5°C with nights around 12°C. Expect roughly 11.5 wet days totalling 100.4mm. Comfortable conditions for being outdoors all day.
October in New Bedford averages a daily high of 17.7°C with nights around 6.3°C. Expect roughly 12.2 wet days totalling 113mm. Generally workable, with some weather to plan around.
November in New Bedford averages a daily high of 11.9°C with nights around 1.2°C. Expect roughly 10.1 wet days totalling 97.1mm. Demanding conditions — pack for it and plan indoor options.
December in New Bedford averages a daily high of 6.9°C with nights around -2.6°C. Expect roughly 12.3 wet days totalling 105.5mm. 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. New Bedford peaks at 77.
Based on 30 years of records, May–September scores highest for comfort in New Bedford, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 28°C.
March is the wettest, averaging 118.9mm of rain across roughly 11.3 wet days.
January is the coolest month, with average daily highs around 4.1°C.