| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 8° | 0.1° | 5.8mm | 3.8 | 51 |
| February | 10.9° | 2.7° | 13mm | 4.9 | 61 |
| March | 16.8° | 6.8° | 26.5mm | 6.8 | 76 |
| April | 22.4° | 11.7° | 50.7mm | 8.3 | 83 |
| May | 26.6° | 16.2° | 85.1mm | 11.1 | 78 |
| June | 29.5° | 20.1° | 93mm | 10.7 | 69 |
| July | 31.3° | 22.6° | 157.9mm | 11.9 | 59 |
| August | 30.7° | 22.2° | 141.6mm | 10.7 | 64 |
| September | 25.6° | 18° | 149.7mm | 12.2 | 76 |
| October | 19.6° | 12.6° | 86.7mm | 11.7 | 75 |
| November | 13.8° | 6.5° | 27.4mm | 6.7 | 67 |
| December | 8.5° | 1.2° | 7.3mm | 3.8 | 54 |
January in Mianyang averages a daily high of 8°C with nights around 0.1°C. Expect roughly 3.8 wet days totalling 5.8mm. Demanding conditions — pack for it and plan indoor options.
February in Mianyang averages a daily high of 10.9°C with nights around 2.7°C. Expect roughly 4.9 wet days totalling 13mm. Generally workable, with some weather to plan around.
March in Mianyang averages a daily high of 16.8°C with nights around 6.8°C. Expect roughly 6.8 wet days totalling 26.5mm. Comfortable conditions for being outdoors all day.
April in Mianyang averages a daily high of 22.4°C with nights around 11.7°C. Expect roughly 8.3 wet days totalling 50.7mm. Comfortable conditions for being outdoors all day.
May in Mianyang averages a daily high of 26.6°C with nights around 16.2°C. Expect roughly 11.1 wet days totalling 85.1mm. Comfortable conditions for being outdoors all day.
June in Mianyang averages a daily high of 29.5°C with nights around 20.1°C. Expect roughly 10.7 wet days totalling 93mm. Generally workable, with some weather to plan around.
July in Mianyang averages a daily high of 31.3°C with nights around 22.6°C. Expect roughly 11.9 wet days totalling 157.9mm. Generally workable, with some weather to plan around.
August in Mianyang averages a daily high of 30.7°C with nights around 22.2°C. Expect roughly 10.7 wet days totalling 141.6mm. Generally workable, with some weather to plan around.
September in Mianyang averages a daily high of 25.6°C with nights around 18°C. Expect roughly 12.2 wet days totalling 149.7mm. Comfortable conditions for being outdoors all day.
October in Mianyang averages a daily high of 19.6°C with nights around 12.6°C. Expect roughly 11.7 wet days totalling 86.7mm. Comfortable conditions for being outdoors all day.
November in Mianyang averages a daily high of 13.8°C with nights around 6.5°C. Expect roughly 6.7 wet days totalling 27.4mm. Generally workable, with some weather to plan around.
December in Mianyang averages a daily high of 8.5°C with nights around 1.2°C. Expect roughly 3.8 wet days totalling 7.3mm. 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. Mianyang peaks at 83.
Based on 30 years of records, March–May scores highest for comfort in Mianyang, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 31.3°C.
July is the wettest, averaging 157.9mm of rain across roughly 11.9 wet days.
January is the coolest month, with average daily highs around 8°C.