| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 9.7° | — | 30.5mm | 5.4 | 56 |
| February | 10.5° | — | 56.5mm | 6.9 | 56 |
| March | 14.3° | — | 98.1mm | 8.5 | 65 |
| April | 19.4° | — | 129.7mm | 9.7 | 79 |
| May | 24° | — | 121.8mm | 9.2 | 82 |
| June | 27.1° | — | 183.6mm | 10.9 | 78 |
| July | 30.7° | — | 181.1mm | 10.8 | 64 |
| August | 32.7° | — | 109mm | 9.1 | 59 |
| September | 28.8° | — | 221.6mm | 10.5 | 72 |
| October | 23.3° | — | 106.5mm | 8.3 | 83 |
| November | 17.5° | — | 69.4mm | 6.3 | 79 |
| December | 11.8° | — | 52.1mm | 6.9 | 60 |
January in Himeji averages a daily high of 9.7°C. Expect roughly 5.4 wet days totalling 30.5mm. Generally workable, with some weather to plan around.
February in Himeji averages a daily high of 10.5°C. Expect roughly 6.9 wet days totalling 56.5mm. Generally workable, with some weather to plan around.
March in Himeji averages a daily high of 14.3°C. Expect roughly 8.5 wet days totalling 98.1mm. Generally workable, with some weather to plan around.
April in Himeji averages a daily high of 19.4°C. Expect roughly 9.7 wet days totalling 129.7mm. Comfortable conditions for being outdoors all day.
May in Himeji averages a daily high of 24°C. Expect roughly 9.2 wet days totalling 121.8mm. Comfortable conditions for being outdoors all day.
June in Himeji averages a daily high of 27.1°C. Expect roughly 10.9 wet days totalling 183.6mm. Comfortable conditions for being outdoors all day.
July in Himeji averages a daily high of 30.7°C. Expect roughly 10.8 wet days totalling 181.1mm. Generally workable, with some weather to plan around.
August in Himeji averages a daily high of 32.7°C. Expect roughly 9.1 wet days totalling 109mm. Generally workable, with some weather to plan around.
September in Himeji averages a daily high of 28.8°C. Expect roughly 10.5 wet days totalling 221.6mm. Generally workable, with some weather to plan around.
October in Himeji averages a daily high of 23.3°C. Expect roughly 8.3 wet days totalling 106.5mm. Comfortable conditions for being outdoors all day.
November in Himeji averages a daily high of 17.5°C. Expect roughly 6.3 wet days totalling 69.4mm. Comfortable conditions for being outdoors all day.
December in Himeji averages a daily high of 11.8°C. Expect roughly 6.9 wet days totalling 52.1mm. Generally workable, with some weather to plan around.
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. Himeji peaks at 83.
Based on 30 years of records, April–June scores highest for comfort in Himeji, balancing daytime temperature against rainfall.
August is the warmest, averaging a daily high of 32.7°C.
September is the wettest, averaging 221.6mm of rain across roughly 10.5 wet days.
January is the coolest month, with average daily highs around 9.7°C.