| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 4.6° | 0.4° | 247.1mm | 20.9 | 18 |
| February | 5.1° | 0.3° | 219.3mm | 19.5 | 20 |
| March | 7.1° | 1.3° | 186.1mm | 19 | 28 |
| April | 11.3° | 3.8° | 128.2mm | 15.7 | 42 |
| May | 15.1° | 7.1° | 107mm | 16.1 | 54 |
| June | 18.1° | 10.3° | 130.9mm | 15.4 | 64 |
| July | 19.7° | 12.5° | 162.6mm | 18.6 | 69 |
| August | 19.6° | 12.6° | 213.9mm | 18.4 | 69 |
| September | 16.5° | 10.2° | 251.4mm | 19.5 | 59 |
| October | 12° | 6.4° | 306.5mm | 21.4 | 44 |
| November | 7.8° | 3.2° | 264.3mm | 19.8 | 31 |
| December | 5.2° | 0.8° | 274.3mm | 21.2 | 21 |
January in Bergen averages a daily high of 4.6°C with nights around 0.4°C. Expect roughly 20.9 wet days totalling 247.1mm. A hard month to visit for comfort alone.
February in Bergen averages a daily high of 5.1°C with nights around 0.3°C. Expect roughly 19.5 wet days totalling 219.3mm. A hard month to visit for comfort alone.
March in Bergen averages a daily high of 7.1°C with nights around 1.3°C. Expect roughly 19 wet days totalling 186.1mm. A hard month to visit for comfort alone.
April in Bergen averages a daily high of 11.3°C with nights around 3.8°C. Expect roughly 15.7 wet days totalling 128.2mm. Demanding conditions — pack for it and plan indoor options.
May in Bergen averages a daily high of 15.1°C with nights around 7.1°C. Expect roughly 16.1 wet days totalling 107mm. Demanding conditions — pack for it and plan indoor options.
June in Bergen averages a daily high of 18.1°C with nights around 10.3°C. Expect roughly 15.4 wet days totalling 130.9mm. Generally workable, with some weather to plan around.
July in Bergen averages a daily high of 19.7°C with nights around 12.5°C. Expect roughly 18.6 wet days totalling 162.6mm. Generally workable, with some weather to plan around.
August in Bergen averages a daily high of 19.6°C with nights around 12.6°C. Expect roughly 18.4 wet days totalling 213.9mm. Generally workable, with some weather to plan around.
September in Bergen averages a daily high of 16.5°C with nights around 10.2°C. Expect roughly 19.5 wet days totalling 251.4mm. Generally workable, with some weather to plan around.
October in Bergen averages a daily high of 12°C with nights around 6.4°C. Expect roughly 21.4 wet days totalling 306.5mm. Demanding conditions — pack for it and plan indoor options.
November in Bergen averages a daily high of 7.8°C with nights around 3.2°C. Expect roughly 19.8 wet days totalling 264.3mm. A hard month to visit for comfort alone.
December in Bergen averages a daily high of 5.2°C with nights around 0.8°C. Expect roughly 21.2 wet days totalling 274.3mm. 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. Bergen peaks at 69.
Based on 30 years of records, June–August scores highest for comfort in Bergen, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 19.7°C.
October is the wettest, averaging 306.5mm of rain across roughly 21.4 wet days.
January is the coolest month, with average daily highs around 4.6°C.