| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 13° | — | 60.2mm | 6.5 | 65 |
| February | 14.3° | — | 112.4mm | 9 | 64 |
| March | 17.2° | — | 148.6mm | 11.8 | 67 |
| April | 21.4° | — | 179.1mm | 10.3 | 79 |
| May | 25° | — | 231.1mm | 11.5 | 77 |
| June | 27.2° | — | 508.1mm | 17.8 | 69 |
| July | 31.5° | — | 354.3mm | 13.7 | 55 |
| August | 31.8° | — | 323.4mm | 13.7 | 53 |
| September | 29.1° | — | 350.6mm | 14.5 | 63 |
| October | 24.8° | — | 229mm | 10.5 | 79 |
| November | 19.8° | — | 117.3mm | 8.5 | 82 |
| December | 15° | — | 72.2mm | 5.9 | 72 |
January in Miyazaki averages a daily high of 13°C. Expect roughly 6.5 wet days totalling 60.2mm. Generally workable, with some weather to plan around.
February in Miyazaki averages a daily high of 14.3°C. Expect roughly 9 wet days totalling 112.4mm. Generally workable, with some weather to plan around.
March in Miyazaki averages a daily high of 17.2°C. Expect roughly 11.8 wet days totalling 148.6mm. Generally workable, with some weather to plan around.
April in Miyazaki averages a daily high of 21.4°C. Expect roughly 10.3 wet days totalling 179.1mm. Comfortable conditions for being outdoors all day.
May in Miyazaki averages a daily high of 25°C. Expect roughly 11.5 wet days totalling 231.1mm. Comfortable conditions for being outdoors all day.
June in Miyazaki averages a daily high of 27.2°C. Expect roughly 17.8 wet days totalling 508.1mm. Generally workable, with some weather to plan around.
July in Miyazaki averages a daily high of 31.5°C. Expect roughly 13.7 wet days totalling 354.3mm. Generally workable, with some weather to plan around.
August in Miyazaki averages a daily high of 31.8°C. Expect roughly 13.7 wet days totalling 323.4mm. Demanding conditions — pack for it and plan indoor options.
September in Miyazaki averages a daily high of 29.1°C. Expect roughly 14.5 wet days totalling 350.6mm. Generally workable, with some weather to plan around.
October in Miyazaki averages a daily high of 24.8°C. Expect roughly 10.5 wet days totalling 229mm. Comfortable conditions for being outdoors all day.
November in Miyazaki averages a daily high of 19.8°C. Expect roughly 8.5 wet days totalling 117.3mm. Comfortable conditions for being outdoors all day.
December in Miyazaki averages a daily high of 15°C. Expect roughly 5.9 wet days totalling 72.2mm. 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. Miyazaki peaks at 82.
Based on 30 years of records, April–May scores highest for comfort in Miyazaki, balancing daytime temperature against rainfall.
August is the warmest, averaging a daily high of 31.8°C.
June is the wettest, averaging 508.1mm of rain across roughly 17.8 wet days.
January is the coolest month, with average daily highs around 13°C.