| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 1.6° | -7° | 7.2mm | 5 | 22 |
| February | 4.2° | -4.5° | 3.1mm | 4 | 32 |
| March | 9.7° | 0.6° | 32.8mm | 5 | 55 |
| April | 16.3° | 6.7° | 57.6mm | 7 | 74 |
| May | 21.6° | 11.8° | — | — | 94 |
| June | 25.7° | 17.3° | 11.6mm | 8 | 84 |
| July | 27.3° | 21.2° | 227.6mm | 15 | 69 |
| August | 29° | 21.4° | 194.5mm | 10 | 72 |
| September | 25.8° | 16.2° | — | — | 94 |
| October | 20° | 9.6° | — | — | 94 |
| November | 11.1° | 3° | — | — | 66 |
| December | 3.7° | -4.4° | — | — | 32 |
January in Pongch’ŏn-ŭp averages a daily high of 1.6°C with nights around -7°C. Expect roughly 5 wet days totalling 7.2mm. A hard month to visit for comfort alone.
February in Pongch’ŏn-ŭp averages a daily high of 4.2°C with nights around -4.5°C. Expect roughly 4 wet days totalling 3.1mm. A hard month to visit for comfort alone.
March in Pongch’ŏn-ŭp averages a daily high of 9.7°C with nights around 0.6°C. Expect roughly 5 wet days totalling 32.8mm. Generally workable, with some weather to plan around.
April in Pongch’ŏn-ŭp averages a daily high of 16.3°C with nights around 6.7°C. Expect roughly 7 wet days totalling 57.6mm. Generally workable, with some weather to plan around.
May in Pongch’ŏn-ŭp averages a daily high of 21.6°C with nights around 11.8°C. Comfortable conditions for being outdoors all day.
June in Pongch’ŏn-ŭp averages a daily high of 25.7°C with nights around 17.3°C. Expect roughly 8 wet days totalling 11.6mm. Comfortable conditions for being outdoors all day.
July in Pongch’ŏn-ŭp averages a daily high of 27.3°C with nights around 21.2°C. Expect roughly 15 wet days totalling 227.6mm. Generally workable, with some weather to plan around.
August in Pongch’ŏn-ŭp averages a daily high of 29°C with nights around 21.4°C. Expect roughly 10 wet days totalling 194.5mm. Generally workable, with some weather to plan around.
September in Pongch’ŏn-ŭp averages a daily high of 25.8°C with nights around 16.2°C. Comfortable conditions for being outdoors all day.
October in Pongch’ŏn-ŭp averages a daily high of 20°C with nights around 9.6°C. Comfortable conditions for being outdoors all day.
November in Pongch’ŏn-ŭp averages a daily high of 11.1°C with nights around 3°C. Generally workable, with some weather to plan around.
December in Pongch’ŏn-ŭp averages a daily high of 3.7°C with nights around -4.4°C. 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. Pongch’ŏn-ŭp peaks at 94.
Based on 30 years of records, September–October scores highest for comfort in Pongch’ŏn-ŭp, balancing daytime temperature against rainfall.
August is the warmest, averaging a daily high of 29°C.
July is the wettest, averaging 227.6mm of rain across roughly 15 wet days.
January is the coolest month, with average daily highs around 1.6°C.