| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | -4.6° | -11° | 42.6mm | 16.6 | 0 |
| February | -3.8° | -11.2° | 36.1mm | 13.9 | 2 |
| March | 1° | -8.2° | 29.5mm | 11.6 | 7 |
| April | 7.6° | -2.5° | 33.6mm | 10.1 | 33 |
| May | 15.2° | 3° | 45.5mm | 11.5 | 62 |
| June | 20° | 8.5° | 66.7mm | 13 | 74 |
| July | 22.2° | 11.4° | 83.6mm | 14.1 | 72 |
| August | 20.2° | 9.7° | 68mm | 12.8 | 74 |
| September | 14.2° | 5.3° | 57.1mm | 12.3 | 57 |
| October | 6.9° | 1° | 64.5mm | 15.9 | 27 |
| November | 1.4° | -2.9° | 52.9mm | 16.2 | 8 |
| December | -2.5° | -8° | 48.7mm | 17.4 | 0 |
January in Jyväskylä averages a daily high of -4.6°C with nights around -11°C. Expect roughly 16.6 wet days totalling 42.6mm. A hard month to visit for comfort alone.
February in Jyväskylä averages a daily high of -3.8°C with nights around -11.2°C. Expect roughly 13.9 wet days totalling 36.1mm. A hard month to visit for comfort alone.
March in Jyväskylä averages a daily high of 1°C with nights around -8.2°C. Expect roughly 11.6 wet days totalling 29.5mm. A hard month to visit for comfort alone.
April in Jyväskylä averages a daily high of 7.6°C with nights around -2.5°C. Expect roughly 10.1 wet days totalling 33.6mm. A hard month to visit for comfort alone.
May in Jyväskylä averages a daily high of 15.2°C with nights around 3°C. Expect roughly 11.5 wet days totalling 45.5mm. Generally workable, with some weather to plan around.
June in Jyväskylä averages a daily high of 20°C with nights around 8.5°C. Expect roughly 13 wet days totalling 66.7mm. Generally workable, with some weather to plan around.
July in Jyväskylä averages a daily high of 22.2°C with nights around 11.4°C. Expect roughly 14.1 wet days totalling 83.6mm. Generally workable, with some weather to plan around.
August in Jyväskylä averages a daily high of 20.2°C with nights around 9.7°C. Expect roughly 12.8 wet days totalling 68mm. Generally workable, with some weather to plan around.
September in Jyväskylä averages a daily high of 14.2°C with nights around 5.3°C. Expect roughly 12.3 wet days totalling 57.1mm. Generally workable, with some weather to plan around.
October in Jyväskylä averages a daily high of 6.9°C with nights around 1°C. Expect roughly 15.9 wet days totalling 64.5mm. A hard month to visit for comfort alone.
November in Jyväskylä averages a daily high of 1.4°C with nights around -2.9°C. Expect roughly 16.2 wet days totalling 52.9mm. A hard month to visit for comfort alone.
December in Jyväskylä averages a daily high of -2.5°C with nights around -8°C. Expect roughly 17.4 wet days totalling 48.7mm. 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. Jyväskylä peaks at 74.
Based on 30 years of records, June–August scores highest for comfort in Jyväskylä, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 22.2°C.
July is the wettest, averaging 83.6mm of rain across roughly 14.1 wet days.
January is the coolest month, with average daily highs around -4.6°C.