| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 9.9° | 6° | 68mm | 12.2 | 43 |
| February | 10.6° | 6.7° | 95.1mm | 15.2 | 40 |
| March | 13.6° | 10° | 151.3mm | 17.4 | 50 |
| April | 17.6° | 13.2° | 118.8mm | 18.4 | 62 |
| May | 22.1° | 17.7° | 189.3mm | 17.1 | 70 |
| June | 25.3° | 21.8° | 193.2mm | 16.7 | 70 |
| July | 28.8° | 25° | 61.1mm | 7.4 | 78 |
| August | 29.6° | 25.8° | 137.5mm | 9.6 | 70 |
| September | 27.1° | 24.1° | 162.9mm | 11.3 | 77 |
| October | 23° | 19.2° | 101.8mm | 9.2 | 82 |
| November | 18.3° | 14.7° | 113.6mm | 12.2 | 70 |
| December | 12.5° | 7.7° | 64.8mm | 9.5 | 57 |
January in Jiaojiang averages a daily high of 9.9°C with nights around 6°C. Expect roughly 12.2 wet days totalling 68mm. Demanding conditions — pack for it and plan indoor options.
February in Jiaojiang averages a daily high of 10.6°C with nights around 6.7°C. Expect roughly 15.2 wet days totalling 95.1mm. Demanding conditions — pack for it and plan indoor options.
March in Jiaojiang averages a daily high of 13.6°C with nights around 10°C. Expect roughly 17.4 wet days totalling 151.3mm. Demanding conditions — pack for it and plan indoor options.
April in Jiaojiang averages a daily high of 17.6°C with nights around 13.2°C. Expect roughly 18.4 wet days totalling 118.8mm. Generally workable, with some weather to plan around.
May in Jiaojiang averages a daily high of 22.1°C with nights around 17.7°C. Expect roughly 17.1 wet days totalling 189.3mm. Generally workable, with some weather to plan around.
June in Jiaojiang averages a daily high of 25.3°C with nights around 21.8°C. Expect roughly 16.7 wet days totalling 193.2mm. Generally workable, with some weather to plan around.
July in Jiaojiang averages a daily high of 28.8°C with nights around 25°C. Expect roughly 7.4 wet days totalling 61.1mm. Comfortable conditions for being outdoors all day.
August in Jiaojiang averages a daily high of 29.6°C with nights around 25.8°C. Expect roughly 9.6 wet days totalling 137.5mm. Generally workable, with some weather to plan around.
September in Jiaojiang averages a daily high of 27.1°C with nights around 24.1°C. Expect roughly 11.3 wet days totalling 162.9mm. Comfortable conditions for being outdoors all day.
October in Jiaojiang averages a daily high of 23°C with nights around 19.2°C. Expect roughly 9.2 wet days totalling 101.8mm. Comfortable conditions for being outdoors all day.
November in Jiaojiang averages a daily high of 18.3°C with nights around 14.7°C. Expect roughly 12.2 wet days totalling 113.6mm. Generally workable, with some weather to plan around.
December in Jiaojiang averages a daily high of 12.5°C with nights around 7.7°C. Expect roughly 9.5 wet days totalling 64.8mm. 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. Jiaojiang peaks at 82.
Based on 30 years of records, September–October scores highest for comfort in Jiaojiang, balancing daytime temperature against rainfall.
August is the warmest, averaging a daily high of 29.6°C.
June is the wettest, averaging 193.2mm of rain across roughly 16.7 wet days.
January is the coolest month, with average daily highs around 9.9°C.