Average weather, temperature, rainfall, sunshine hours
The climate of Jelenia Gora is
moderately continental, characterized by cold winters, with temperatures often below freezing (0 °C or 32 °F), and mild or pleasantly warm summers.
The city is located in southwestern Poland, in the Lower Silesian Voivodeship, 350 meters (1,150 feet) above sea level, at the foot of the "Giant Mountains" (or
Karkonosze), near ski resorts such as Karpacz and Szklarska Poreba.
Winter is cold and gray. Snowfalls are frequent, but generally not abundant.
Sometimes, cold waves from Siberia can occur, and the temperatures can drop to -20 °C (-4 °F) or below. The temperature dropped to -31.5 °C (-24.5 °F) in January 1985, -31 °C (-24 °C) in January 1987, -29.5 °C (-21 °F) in December 1996, and -28 °C (-18.5 °F) in February 2012.
In
summer, the temperatures are pleasant and suitable for outdoor activities, although sometimes there can be rains and thunderstorms.
Every now and then (and more often in recent years due to global warming), there can be short hot periods, with maximum temperatures reaching or exceeding 30 °C (86 °F). The temperature reached 36 °C (97 °F) in August 1994 and in August 2015, and 35 °C (95 °F) in August 2012 and in July 2013.
The
average temperature of the coldest month (January) is of -1.8 °C (29 °F), that of the warmest month (July) is of 16.8 °C (62 °F). Here are the average temperatures.
Jelenia Gora - Average temperaturesMonth | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
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Min (°C) | -6 | -5 | -2 | 1 | 6 | 9 | 11 | 10 | 7 | 3 | -1 | -5 |
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Max (°C) | 2 | 4 | 7 | 13 | 18 | 20 | 23 | 23 | 18 | 13 | 7 | 3 |
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Min (°F) | 21 | 23 | 28 | 34 | 43 | 48 | 52 | 50 | 45 | 37 | 30 | 23 |
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Max (°F) | 36 | 39 | 45 | 55 | 64 | 68 | 73 | 73 | 64 | 55 | 45 | 37 |
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Precipitation amounts to 695 millimeters (27.4 inches) per year: so, it is at an intermediate level. It ranges from 35 mm (1.4 in) in the driest months (January, February) to 110 mm (4.3 in) in the wettest (July). Here is the average precipitation.
Jelenia Gora - Average precipitationMonth | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
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Prec.(mm) | 35 | 35 | 50 | 50 | 65 | 80 | 110 | 85 | 65 | 40 | 45 | 40 | 695 |
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Prec.(in) | 1.4 | 1.4 | 2 | 2 | 2.6 | 3.1 | 4.3 | 3.3 | 2.6 | 1.6 | 1.8 | 1.6 | 27.4 |
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Days | 9 | 9 | 12 | 9 | 11 | 12 | 12 | 10 | 10 | 9 | 10 | 10 | 121 |
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On average, there are around 1,980
sunshine hours per year. From November to February, the sun is seen a little more often than in the plains of Poland, where gray skies prevail. Here are the average sunshine hours per day.
Jelenia Gora - SunshineMonth | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
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Hours | 3 | 4 | 5 | 6 | 7 | 8 | 8 | 7 | 6 | 4 | 4 | 3 |
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Best Time
The
best time to visit Jelenia Gora runs from mid-May to mid-September, since it is the warmest and sunniest period of the year. Sometimes, it can be hot in July and August, while in other circumstances, nights can be cool or even a little cold even in these months, so it can be useful to bring a sweatshirt or sweater and a light jacket for the evening.