| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 7.9° | — | 50.4mm | 9.1 | 43 |
| February | 9.5° | — | 58.1mm | 8.9 | 49 |
| March | 14° | — | 100.1mm | 10.3 | 60 |
| April | 19.7° | — | 131.7mm | 9.9 | 79 |
| May | 24.6° | — | 125.9mm | 9.6 | 81 |
| June | 27.2° | — | 199.2mm | 12.4 | 74 |
| July | 30.5° | — | 237mm | 13.3 | 59 |
| August | 32.2° | — | 159.2mm | 10.9 | 57 |
| September | 27.9° | — | 190.7mm | 11.5 | 73 |
| October | 22.2° | — | 97.8mm | 8.4 | 83 |
| November | 16° | — | 63.4mm | 7.3 | 73 |
| December | 9.9° | — | 56.9mm | 9.1 | 49 |
January in Tsuyama averages a daily high of 7.9°C. Expect roughly 9.1 wet days totalling 50.4mm. Demanding conditions — pack for it and plan indoor options.
February in Tsuyama averages a daily high of 9.5°C. Expect roughly 8.9 wet days totalling 58.1mm. Demanding conditions — pack for it and plan indoor options.
March in Tsuyama averages a daily high of 14°C. Expect roughly 10.3 wet days totalling 100.1mm. Generally workable, with some weather to plan around.
April in Tsuyama averages a daily high of 19.7°C. Expect roughly 9.9 wet days totalling 131.7mm. Comfortable conditions for being outdoors all day.
May in Tsuyama averages a daily high of 24.6°C. Expect roughly 9.6 wet days totalling 125.9mm. Comfortable conditions for being outdoors all day.
June in Tsuyama averages a daily high of 27.2°C. Expect roughly 12.4 wet days totalling 199.2mm. Generally workable, with some weather to plan around.
July in Tsuyama averages a daily high of 30.5°C. Expect roughly 13.3 wet days totalling 237mm. Generally workable, with some weather to plan around.
August in Tsuyama averages a daily high of 32.2°C. Expect roughly 10.9 wet days totalling 159.2mm. Generally workable, with some weather to plan around.
September in Tsuyama averages a daily high of 27.9°C. Expect roughly 11.5 wet days totalling 190.7mm. Generally workable, with some weather to plan around.
October in Tsuyama averages a daily high of 22.2°C. Expect roughly 8.4 wet days totalling 97.8mm. Comfortable conditions for being outdoors all day.
November in Tsuyama averages a daily high of 16°C. Expect roughly 7.3 wet days totalling 63.4mm. Generally workable, with some weather to plan around.
December in Tsuyama averages a daily high of 9.9°C. Expect roughly 9.1 wet days totalling 56.9mm. Demanding conditions — pack for it and plan indoor options.
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. Tsuyama peaks at 83.
Based on 30 years of records, April–May scores highest for comfort in Tsuyama, balancing daytime temperature against rainfall.
August is the warmest, averaging a daily high of 32.2°C.
July is the wettest, averaging 237mm of rain across roughly 13.3 wet days.
January is the coolest month, with average daily highs around 7.9°C.