| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 1.6° | -6.4° | 68.8mm | 12.5 | 7 |
| February | 3.5° | -5.5° | 56.8mm | 11.3 | 13 |
| March | 8.6° | -1.6° | 69.8mm | 11.3 | 36 |
| April | 15.7° | 3.8° | 82.3mm | 12.3 | 62 |
| May | 21.8° | 9.5° | 83.5mm | 13.1 | 74 |
| June | 26° | 14.3° | 100.9mm | 12.8 | 74 |
| July | 28.7° | 16.8° | 95.7mm | 11.4 | 70 |
| August | 27.6° | 16.1° | 101.9mm | 10.8 | 76 |
| September | 23.6° | 12.2° | 111.1mm | 10.1 | 80 |
| October | 17° | 6.4° | 96.8mm | 10.6 | 69 |
| November | 10.1° | 0.9° | 69.7mm | 10.1 | 46 |
| December | 4.2° | -3.2° | 74mm | 12.2 | 17 |
January in Scranton averages a daily high of 1.6°C with nights around -6.4°C. Expect roughly 12.5 wet days totalling 68.8mm. A hard month to visit for comfort alone.
February in Scranton averages a daily high of 3.5°C with nights around -5.5°C. Expect roughly 11.3 wet days totalling 56.8mm. A hard month to visit for comfort alone.
March in Scranton averages a daily high of 8.6°C with nights around -1.6°C. Expect roughly 11.3 wet days totalling 69.8mm. Demanding conditions — pack for it and plan indoor options.
April in Scranton averages a daily high of 15.7°C with nights around 3.8°C. Expect roughly 12.3 wet days totalling 82.3mm. Generally workable, with some weather to plan around.
May in Scranton averages a daily high of 21.8°C with nights around 9.5°C. Expect roughly 13.1 wet days totalling 83.5mm. Generally workable, with some weather to plan around.
June in Scranton averages a daily high of 26°C with nights around 14.3°C. Expect roughly 12.8 wet days totalling 100.9mm. Generally workable, with some weather to plan around.
July in Scranton averages a daily high of 28.7°C with nights around 16.8°C. Expect roughly 11.4 wet days totalling 95.7mm. Generally workable, with some weather to plan around.
August in Scranton averages a daily high of 27.6°C with nights around 16.1°C. Expect roughly 10.8 wet days totalling 101.9mm. Comfortable conditions for being outdoors all day.
September in Scranton averages a daily high of 23.6°C with nights around 12.2°C. Expect roughly 10.1 wet days totalling 111.1mm. Comfortable conditions for being outdoors all day.
October in Scranton averages a daily high of 17°C with nights around 6.4°C. Expect roughly 10.6 wet days totalling 96.8mm. Generally workable, with some weather to plan around.
November in Scranton averages a daily high of 10.1°C with nights around 0.9°C. Expect roughly 10.1 wet days totalling 69.7mm. Demanding conditions — pack for it and plan indoor options.
December in Scranton averages a daily high of 4.2°C with nights around -3.2°C. Expect roughly 12.2 wet days totalling 74mm. 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. Scranton peaks at 80.
Based on 30 years of records, May–June scores highest for comfort in Scranton, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 28.7°C.
September is the wettest, averaging 111.1mm of rain across roughly 10.1 wet days.
January is the coolest month, with average daily highs around 1.6°C.