| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | -0.7° | -10° | 12.3mm | 8 | 14 |
| February | 3° | -6.7° | 3.5mm | 5 | 23 |
| March | 9.7° | -1.2° | 23.7mm | 2 | 58 |
| April | 17.5° | 6.3° | — | — | 86 |
| May | 23.5° | 11.3° | — | — | 94 |
| June | 27.5° | 17.6° | 32.3mm | 10 | 78 |
| July | 29° | 20.9° | 283.7mm | 16 | 62 |
| August | 29.5° | 20.9° | 124.9mm | 13 | 64 |
| September | 25.9° | 15.4° | — | — | 94 |
| October | 19.1° | 7.5° | — | — | 91 |
| November | 9.6° | 0.5° | — | — | 58 |
| December | 1.5° | -7.3° | — | — | 25 |
January in Man’gyŏngdae-ri averages a daily high of -0.7°C with nights around -10°C. Expect roughly 8 wet days totalling 12.3mm. A hard month to visit for comfort alone.
February in Man’gyŏngdae-ri averages a daily high of 3°C with nights around -6.7°C. Expect roughly 5 wet days totalling 3.5mm. A hard month to visit for comfort alone.
March in Man’gyŏngdae-ri averages a daily high of 9.7°C with nights around -1.2°C. Rain is rare — about 2 wet days and 23.7mm across the month. Generally workable, with some weather to plan around.
April in Man’gyŏngdae-ri averages a daily high of 17.5°C with nights around 6.3°C. Comfortable conditions for being outdoors all day.
May in Man’gyŏngdae-ri averages a daily high of 23.5°C with nights around 11.3°C. Comfortable conditions for being outdoors all day.
June in Man’gyŏngdae-ri averages a daily high of 27.5°C with nights around 17.6°C. Expect roughly 10 wet days totalling 32.3mm. Comfortable conditions for being outdoors all day.
July in Man’gyŏngdae-ri averages a daily high of 29°C with nights around 20.9°C. Expect roughly 16 wet days totalling 283.7mm. Generally workable, with some weather to plan around.
August in Man’gyŏngdae-ri averages a daily high of 29.5°C with nights around 20.9°C. Expect roughly 13 wet days totalling 124.9mm. Generally workable, with some weather to plan around.
September in Man’gyŏngdae-ri averages a daily high of 25.9°C with nights around 15.4°C. Comfortable conditions for being outdoors all day.
October in Man’gyŏngdae-ri averages a daily high of 19.1°C with nights around 7.5°C. Comfortable conditions for being outdoors all day.
November in Man’gyŏngdae-ri averages a daily high of 9.6°C with nights around 0.5°C. Generally workable, with some weather to plan around.
December in Man’gyŏngdae-ri averages a daily high of 1.5°C with nights around -7.3°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. Man’gyŏngdae-ri peaks at 94.
Based on 30 years of records, April–May scores highest for comfort in Man’gyŏngdae-ri, balancing daytime temperature against rainfall.
August is the warmest, averaging a daily high of 29.5°C.
July is the wettest, averaging 283.7mm of rain across roughly 16 wet days.
January is the coolest month, with average daily highs around -0.7°C.