| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 3.2° | — | 88.1mm | 16.2 | 16 |
| February | 5.1° | — | 90.5mm | 12.9 | 27 |
| March | 10.5° | — | 132.7mm | 13.8 | 42 |
| April | 17.2° | — | 141.7mm | 12.5 | 66 |
| May | 23.2° | — | 143.2mm | 11.2 | 78 |
| June | 26.4° | — | 174.6mm | 13.3 | 73 |
| July | 29.8° | — | 271.3mm | 16.4 | 59 |
| August | 31.2° | — | 236mm | 14.1 | 55 |
| September | 26.3° | — | 242.4mm | 13 | 74 |
| October | 20.1° | — | 153mm | 10.6 | 79 |
| November | 13.5° | — | 94.6mm | 11.6 | 56 |
| December | 6.3° | — | 114.1mm | 16.4 | 26 |
January in Takayama averages a daily high of 3.2°C. Expect roughly 16.2 wet days totalling 88.1mm. A hard month to visit for comfort alone.
February in Takayama averages a daily high of 5.1°C. Expect roughly 12.9 wet days totalling 90.5mm. A hard month to visit for comfort alone.
March in Takayama averages a daily high of 10.5°C. Expect roughly 13.8 wet days totalling 132.7mm. Demanding conditions — pack for it and plan indoor options.
April in Takayama averages a daily high of 17.2°C. Expect roughly 12.5 wet days totalling 141.7mm. Generally workable, with some weather to plan around.
May in Takayama averages a daily high of 23.2°C. Expect roughly 11.2 wet days totalling 143.2mm. Comfortable conditions for being outdoors all day.
June in Takayama averages a daily high of 26.4°C. Expect roughly 13.3 wet days totalling 174.6mm. Generally workable, with some weather to plan around.
July in Takayama averages a daily high of 29.8°C. Expect roughly 16.4 wet days totalling 271.3mm. Generally workable, with some weather to plan around.
August in Takayama averages a daily high of 31.2°C. Expect roughly 14.1 wet days totalling 236mm. Generally workable, with some weather to plan around.
September in Takayama averages a daily high of 26.3°C. Expect roughly 13 wet days totalling 242.4mm. Generally workable, with some weather to plan around.
October in Takayama averages a daily high of 20.1°C. Expect roughly 10.6 wet days totalling 153mm. Comfortable conditions for being outdoors all day.
November in Takayama averages a daily high of 13.5°C. Expect roughly 11.6 wet days totalling 94.6mm. Generally workable, with some weather to plan around.
December in Takayama averages a daily high of 6.3°C. Expect roughly 16.4 wet days totalling 114.1mm. 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. Takayama peaks at 79.
Based on 30 years of records, May–June scores highest for comfort in Takayama, balancing daytime temperature against rainfall.
August is the warmest, averaging a daily high of 31.2°C.
July is the wettest, averaging 271.3mm of rain across roughly 16.4 wet days.
January is the coolest month, with average daily highs around 3.2°C.