| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | -2.5° | -17.2° | 1.9mm | 1.5 | 27 |
| February | 2.4° | -12.5° | 3.7mm | 1.8 | 26 |
| March | 9.9° | -5.4° | 10.8mm | 3.2 | 50 |
| April | 17.8° | 1.9° | 25.2mm | 4.3 | 84 |
| May | 24.1° | 8.6° | 29.3mm | 6.1 | 88 |
| June | 28.1° | 14° | 52.1mm | 9.2 | 77 |
| July | 29.2° | 16.8° | 89.5mm | 10.7 | 70 |
| August | 27.4° | 15° | 80.9mm | 10.2 | 78 |
| September | 22.7° | 9.2° | 59.9mm | 8.6 | 83 |
| October | 15.8° | 1.3° | 22.4mm | 5.3 | 75 |
| November | 6.5° | -7° | 7.6mm | 2.4 | 39 |
| December | -1° | -14.9° | 2mm | 1.3 | 27 |
January in Beichengqu averages a daily high of -2.5°C with nights around -17.2°C. Rain is rare — about 1.5 wet days and 1.9mm across the month. A hard month to visit for comfort alone.
February in Beichengqu averages a daily high of 2.4°C with nights around -12.5°C. Rain is rare — about 1.8 wet days and 3.7mm across the month. A hard month to visit for comfort alone.
March in Beichengqu averages a daily high of 9.9°C with nights around -5.4°C. Expect roughly 3.2 wet days totalling 10.8mm. Demanding conditions — pack for it and plan indoor options.
April in Beichengqu averages a daily high of 17.8°C with nights around 1.9°C. Expect roughly 4.3 wet days totalling 25.2mm. Comfortable conditions for being outdoors all day.
May in Beichengqu averages a daily high of 24.1°C with nights around 8.6°C. Expect roughly 6.1 wet days totalling 29.3mm. Comfortable conditions for being outdoors all day.
June in Beichengqu averages a daily high of 28.1°C with nights around 14°C. Expect roughly 9.2 wet days totalling 52.1mm. Comfortable conditions for being outdoors all day.
July in Beichengqu averages a daily high of 29.2°C with nights around 16.8°C. Expect roughly 10.7 wet days totalling 89.5mm. Generally workable, with some weather to plan around.
August in Beichengqu averages a daily high of 27.4°C with nights around 15°C. Expect roughly 10.2 wet days totalling 80.9mm. Comfortable conditions for being outdoors all day.
September in Beichengqu averages a daily high of 22.7°C with nights around 9.2°C. Expect roughly 8.6 wet days totalling 59.9mm. Comfortable conditions for being outdoors all day.
October in Beichengqu averages a daily high of 15.8°C with nights around 1.3°C. Expect roughly 5.3 wet days totalling 22.4mm. Comfortable conditions for being outdoors all day.
November in Beichengqu averages a daily high of 6.5°C with nights around -7°C. Rain is rare — about 2.4 wet days and 7.6mm across the month. Demanding conditions — pack for it and plan indoor options.
December in Beichengqu averages a daily high of -1°C with nights around -14.9°C. Rain is rare — about 1.3 wet days and 2mm across the month. A hard month to visit for comfort alone.
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. Beichengqu peaks at 88.
Based on 30 years of records, April–May scores highest for comfort in Beichengqu, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 29.2°C.
July is the wettest, averaging 89.5mm of rain across roughly 10.7 wet days.
January is the coolest month, with average daily highs around -2.5°C.