| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 7.2° | -1.5° | 30.7mm | 5.5 | 43 |
| February | 10° | 1.3° | 33.2mm | 6.8 | 53 |
| March | 15.7° | 5.7° | 55.4mm | 7.7 | 71 |
| April | 22° | 11.4° | 53.6mm | 6.8 | 86 |
| May | 27.4° | 17° | 73.1mm | 7.5 | 83 |
| June | 30.9° | 21.8° | 137.8mm | 8.8 | 67 |
| July | 32.1° | 25° | 247.8mm | 13.3 | 53 |
| August | 31.3° | 24.3° | 152.6mm | 11.4 | 60 |
| September | 28° | 19.7° | 73.5mm | 6.5 | 83 |
| October | 22.9° | 13.6° | 50.7mm | 6.6 | 87 |
| November | 16.1° | 6.6° | 41.5mm | 6 | 76 |
| December | 9.3° | 0.3° | 23.3mm | 5.3 | 53 |
January in Datong averages a daily high of 7.2°C with nights around -1.5°C. Expect roughly 5.5 wet days totalling 30.7mm. Demanding conditions — pack for it and plan indoor options.
February in Datong averages a daily high of 10°C with nights around 1.3°C. Expect roughly 6.8 wet days totalling 33.2mm. Demanding conditions — pack for it and plan indoor options.
March in Datong averages a daily high of 15.7°C with nights around 5.7°C. Expect roughly 7.7 wet days totalling 55.4mm. Generally workable, with some weather to plan around.
April in Datong averages a daily high of 22°C with nights around 11.4°C. Expect roughly 6.8 wet days totalling 53.6mm. Comfortable conditions for being outdoors all day.
May in Datong averages a daily high of 27.4°C with nights around 17°C. Expect roughly 7.5 wet days totalling 73.1mm. Comfortable conditions for being outdoors all day.
June in Datong averages a daily high of 30.9°C with nights around 21.8°C. Expect roughly 8.8 wet days totalling 137.8mm. Generally workable, with some weather to plan around.
July in Datong averages a daily high of 32.1°C with nights around 25°C. Expect roughly 13.3 wet days totalling 247.8mm. Demanding conditions — pack for it and plan indoor options.
August in Datong averages a daily high of 31.3°C with nights around 24.3°C. Expect roughly 11.4 wet days totalling 152.6mm. Generally workable, with some weather to plan around.
September in Datong averages a daily high of 28°C with nights around 19.7°C. Expect roughly 6.5 wet days totalling 73.5mm. Comfortable conditions for being outdoors all day.
October in Datong averages a daily high of 22.9°C with nights around 13.6°C. Expect roughly 6.6 wet days totalling 50.7mm. Comfortable conditions for being outdoors all day.
November in Datong averages a daily high of 16.1°C with nights around 6.6°C. Expect roughly 6 wet days totalling 41.5mm. Comfortable conditions for being outdoors all day.
December in Datong averages a daily high of 9.3°C with nights around 0.3°C. Expect roughly 5.3 wet days totalling 23.3mm. 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. Datong peaks at 87.
Based on 30 years of records, April–May scores highest for comfort in Datong, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 32.1°C.
July is the wettest, averaging 247.8mm of rain across roughly 13.3 wet days.
January is the coolest month, with average daily highs around 7.2°C.