| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 9.5° | — | 69.3mm | 10.4 | 46 |
| February | 11° | — | 95.5mm | 11.3 | 49 |
| March | 15.1° | — | 131.2mm | 11.6 | 61 |
| April | 20.3° | — | 181.2mm | 10.1 | 80 |
| May | 25.1° | — | 186.8mm | 9.4 | 81 |
| June | 27.8° | — | 275.8mm | 12.3 | 72 |
| July | 31.3° | — | 322.4mm | 12.8 | 57 |
| August | 32.8° | — | 229.3mm | 11.2 | 54 |
| September | 28.8° | — | 198.8mm | 11.2 | 70 |
| October | 23.8° | — | 92.2mm | 6.9 | 86 |
| November | 17.9° | — | 74.8mm | 8.7 | 76 |
| December | 11.7° | — | 79.4mm | 11.9 | 50 |
January in Hōfu averages a daily high of 9.5°C. Expect roughly 10.4 wet days totalling 69.3mm. Demanding conditions — pack for it and plan indoor options.
February in Hōfu averages a daily high of 11°C. Expect roughly 11.3 wet days totalling 95.5mm. Demanding conditions — pack for it and plan indoor options.
March in Hōfu averages a daily high of 15.1°C. Expect roughly 11.6 wet days totalling 131.2mm. Generally workable, with some weather to plan around.
April in Hōfu averages a daily high of 20.3°C. Expect roughly 10.1 wet days totalling 181.2mm. Comfortable conditions for being outdoors all day.
May in Hōfu averages a daily high of 25.1°C. Expect roughly 9.4 wet days totalling 186.8mm. Comfortable conditions for being outdoors all day.
June in Hōfu averages a daily high of 27.8°C. Expect roughly 12.3 wet days totalling 275.8mm. Generally workable, with some weather to plan around.
July in Hōfu averages a daily high of 31.3°C. Expect roughly 12.8 wet days totalling 322.4mm. Generally workable, with some weather to plan around.
August in Hōfu averages a daily high of 32.8°C. Expect roughly 11.2 wet days totalling 229.3mm. Demanding conditions — pack for it and plan indoor options.
September in Hōfu averages a daily high of 28.8°C. Expect roughly 11.2 wet days totalling 198.8mm. Generally workable, with some weather to plan around.
October in Hōfu averages a daily high of 23.8°C. Expect roughly 6.9 wet days totalling 92.2mm. Comfortable conditions for being outdoors all day.
November in Hōfu averages a daily high of 17.9°C. Expect roughly 8.7 wet days totalling 74.8mm. Comfortable conditions for being outdoors all day.
December in Hōfu averages a daily high of 11.7°C. Expect roughly 11.9 wet days totalling 79.4mm. 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. Hōfu peaks at 86.
Based on 30 years of records, April–May scores highest for comfort in Hōfu, balancing daytime temperature against rainfall.
August is the warmest, averaging a daily high of 32.8°C.
July is the wettest, averaging 322.4mm of rain across roughly 12.8 wet days.
January is the coolest month, with average daily highs around 9.5°C.