| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 16.9° | 10.2° | 70.9mm | 11.2 | 68 |
| February | 18.5° | 12.2° | 75.2mm | 12.1 | 71 |
| March | 21.4° | 15.2° | 114.6mm | 17.2 | 70 |
| April | 26.2° | 19.4° | 166.5mm | 15.3 | 70 |
| May | 30.2° | 22.9° | 274.5mm | 17.3 | 57 |
| June | 32.1° | 24.9° | 323.5mm | 19.2 | 50 |
| July | 33.6° | 25.9° | 238.1mm | 14.8 | 44 |
| August | 33.5° | 25.6° | 179mm | 13.7 | 47 |
| September | 32.3° | 24.1° | 101.6mm | 9.8 | 59 |
| October | 29.2° | 20.9° | 73.5mm | 5.4 | 80 |
| November | 24.5° | 16.3° | 53.7mm | 5.9 | 88 |
| December | 19.2° | 11.4° | 42.6mm | 7.7 | 82 |
January in Guigang averages a daily high of 16.9°C with nights around 10.2°C. Expect roughly 11.2 wet days totalling 70.9mm. Generally workable, with some weather to plan around.
February in Guigang averages a daily high of 18.5°C with nights around 12.2°C. Expect roughly 12.1 wet days totalling 75.2mm. Generally workable, with some weather to plan around.
March in Guigang averages a daily high of 21.4°C with nights around 15.2°C. Expect roughly 17.2 wet days totalling 114.6mm. Generally workable, with some weather to plan around.
April in Guigang averages a daily high of 26.2°C with nights around 19.4°C. Expect roughly 15.3 wet days totalling 166.5mm. Generally workable, with some weather to plan around.
May in Guigang averages a daily high of 30.2°C with nights around 22.9°C. Expect roughly 17.3 wet days totalling 274.5mm. Generally workable, with some weather to plan around.
June in Guigang averages a daily high of 32.1°C with nights around 24.9°C. Expect roughly 19.2 wet days totalling 323.5mm. Demanding conditions — pack for it and plan indoor options.
July in Guigang averages a daily high of 33.6°C with nights around 25.9°C. Expect roughly 14.8 wet days totalling 238.1mm. Demanding conditions — pack for it and plan indoor options.
August in Guigang averages a daily high of 33.5°C with nights around 25.6°C. Expect roughly 13.7 wet days totalling 179mm. Demanding conditions — pack for it and plan indoor options.
September in Guigang averages a daily high of 32.3°C with nights around 24.1°C. Expect roughly 9.8 wet days totalling 101.6mm. Generally workable, with some weather to plan around.
October in Guigang averages a daily high of 29.2°C with nights around 20.9°C. Expect roughly 5.4 wet days totalling 73.5mm. Comfortable conditions for being outdoors all day.
November in Guigang averages a daily high of 24.5°C with nights around 16.3°C. Expect roughly 5.9 wet days totalling 53.7mm. Comfortable conditions for being outdoors all day.
December in Guigang averages a daily high of 19.2°C with nights around 11.4°C. Expect roughly 7.7 wet days totalling 42.6mm. Comfortable conditions for being outdoors all day.
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. Guigang peaks at 88.
Based on 30 years of records, October–December scores highest for comfort in Guigang, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 33.6°C.
June is the wettest, averaging 323.5mm of rain across roughly 19.2 wet days.
January is the coolest month, with average daily highs around 16.9°C.