| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | -12.5° | -19.3° | 17.5mm | 13.3 | 3 |
| February | -8.2° | -15.9° | 14.2mm | 11 | 8 |
| March | -0.3° | -8.8° | 16.3mm | 10.2 | 10 |
| April | 8.6° | -1° | 23.5mm | 10 | 39 |
| May | 16.8° | 5.3° | 41.1mm | 11.9 | 66 |
| June | 22.9° | 11.9° | 62mm | 12.8 | 74 |
| July | 24.6° | 14.1° | 60.1mm | 12.2 | 76 |
| August | 22° | 11.7° | 65.6mm | 13.5 | 73 |
| September | 14.6° | 5.6° | 50.4mm | 14.4 | 54 |
| October | 6.1° | -0.9° | 38.5mm | 15.5 | 21 |
| November | -4.1° | -10.5° | 33.9mm | 17.6 | 0 |
| December | -9.4° | -16.2° | 28.3mm | 17.2 | 0 |
January in Achinsk averages a daily high of -12.5°C with nights around -19.3°C. Expect roughly 13.3 wet days totalling 17.5mm. A hard month to visit for comfort alone.
February in Achinsk averages a daily high of -8.2°C with nights around -15.9°C. Expect roughly 11 wet days totalling 14.2mm. A hard month to visit for comfort alone.
March in Achinsk averages a daily high of -0.3°C with nights around -8.8°C. Expect roughly 10.2 wet days totalling 16.3mm. A hard month to visit for comfort alone.
April in Achinsk averages a daily high of 8.6°C with nights around -1°C. Expect roughly 10 wet days totalling 23.5mm. Demanding conditions — pack for it and plan indoor options.
May in Achinsk averages a daily high of 16.8°C with nights around 5.3°C. Expect roughly 11.9 wet days totalling 41.1mm. Generally workable, with some weather to plan around.
June in Achinsk averages a daily high of 22.9°C with nights around 11.9°C. Expect roughly 12.8 wet days totalling 62mm. Generally workable, with some weather to plan around.
July in Achinsk averages a daily high of 24.6°C with nights around 14.1°C. Expect roughly 12.2 wet days totalling 60.1mm. Comfortable conditions for being outdoors all day.
August in Achinsk averages a daily high of 22°C with nights around 11.7°C. Expect roughly 13.5 wet days totalling 65.6mm. Generally workable, with some weather to plan around.
September in Achinsk averages a daily high of 14.6°C with nights around 5.6°C. Expect roughly 14.4 wet days totalling 50.4mm. Demanding conditions — pack for it and plan indoor options.
October in Achinsk averages a daily high of 6.1°C with nights around -0.9°C. Expect roughly 15.5 wet days totalling 38.5mm. A hard month to visit for comfort alone.
November in Achinsk averages a daily high of -4.1°C with nights around -10.5°C. Expect roughly 17.6 wet days totalling 33.9mm. A hard month to visit for comfort alone.
December in Achinsk averages a daily high of -9.4°C with nights around -16.2°C. Expect roughly 17.2 wet days totalling 28.3mm. 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. Achinsk peaks at 76.
Based on 30 years of records, June–August scores highest for comfort in Achinsk, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 24.6°C.
August is the wettest, averaging 65.6mm of rain across roughly 13.5 wet days.
January is the coolest month, with average daily highs around -12.5°C.