Weather overview
In Ястшембе-Здруй, the weather shifts noticeably with each season, offering a mix of crisp winters and warm summers. From December to February, temperatures often stay near or below freezing, with January averaging just above 0 °C. Spring arrives gradually, with March and April bringing milder air and longer daylight hours.
Summer in Ястшембе-Здруй is the warmest time of year, with June through August seeing average highs of +24.9 °C to +26 °C. This is also the wettest period, so occasional rain showers are common. By September, the weather cools again, and autumn sets in with a mix of sunny and overcast days.
Temperature
Winters in Ястшембе-Здруй are chilly, with January and February averaging lows of -2.8 °C and -1.3 °C. Daytime highs rarely exceed +5.7 °C, so expect cold conditions. By March, temperatures begin to rise, reaching +9.5 °C by the end of the month.
From May to September, Ястшембе-Здруй enjoys its warmest weather. June and July are the peak of summer, with average highs of +24.9 °C and +26 °C, while nights remain mild at +13.2 °C to +14.3 °C. Evenings in September cool down to +10.5 °C, signaling the approach of autumn.
| Month | Minimum | Maximum |
|---|---|---|
| January | -2.8 | 2.8 |
| February | -1.3 | 5.7 |
| March | 0.7 | 9.5 |
| April | 3.8 | 15 |
| May | 7.9 | 19.2 |
| June | 13.2 | 24.9 |
| July | 14.3 | 26 |
| August | 14.3 | 25.8 |
| September | 10.5 | 20.7 |
| October | 6.3 | 15 |
| November | 2.1 | 8.3 |
| December | -0.8 | 4.2 |
Precipitation
Rainfall in Ястшембе-Здруй varies throughout the year, with the driest months being January and February, averaging around 26–29 mm. From May, precipitation increases, peaking in June with 108.3 mm. The summer months of July and August also see frequent rain, though showers are often brief.
Autumn brings a gradual decrease in rainfall, with October and November seeing 60.4 mm and 37.8 mm, respectively. While Ястшембе-Здруй doesn’t experience extreme wet seasons, carrying a light rain jacket is useful, especially from May to September.
| Month | Precipitation |
|---|---|
| January | 26.5 |
| February | 29.4 |
| March | 29.7 |
| April | 53.2 |
| May | 73.9 |
| June | 108.3 |
| July | 83.8 |
| August | 96.1 |
| September | 96.6 |
| October | 60.4 |
| November | 37.8 |
| December | 36.4 |
What to pack
For a winter trip to Ястшембе-Здруй, pack warm layers, including a heavy coat, gloves, and a hat. Temperatures in January and February can drop below freezing, so thermal clothing is helpful. Waterproof shoes are also a good idea, as snow or slush may linger on the ground.
In summer, lightweight clothing is ideal for Ястшембе-Здруй, but don’t forget a light jacket or umbrella for occasional rain. Evenings in June and July can be cool, so a sweater or long sleeves may come in handy. For spring and autumn visits, layers are key, as temperatures shift between +5 °C and +20 °C depending on the month.
| Month | Wind speed |
|---|---|
| January | 4.8 |
| February | 4.4 |
| March | — |
| April | 3.6 |
| May | 3.2 |
| June | 3 |
| July | 2.9 |
| August | 2.8 |
| September | 3 |
| October | 3.8 |
| November | 3.9 |
| December | 4.5 |