Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Janske Lazne features a humid continental climate (Dfb).Temperatures typically range between -3 °C (27 °F) and 17 °C (62 °F) through the year, but rarely can drop to -21 °C (-6 °F) or can rise to as high as 31 °C (87 °F).The average annual precipitation amounts to about 1095 mm (43.1 inches) and receives 173 rainy days on the 1 mm (0.04 inches) threshold annually.Janske Lazne enjoys an average of 3430 hours of sunshine throughout the year, and daylight varies from 8 hours 1 minutes to 16 hours 24 minutes per day.
The warmest months in Janske Lazne are June, July and August, with daily mean temperatures ranging from 16 to 17 °C (61 - 62 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -3 to -1 °C (27 - 30 °F) throughout the day. On average each year, Janske Lazne experiences 9 days above 25 °C (77.0 °F) and 123 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 9°C (48°F) | 9°C (49°F) | 17°C (63°F) | 23°C (73°F) | 25°C (78°F) | 31°C (87°F) | 31°C (87°F) | 30°C (86°F) | 26°C (80°F) | 20°C (68°F) | 14°C (57°F) | 8°C (47°F) |
Mean maximum | 5°C (42°F) | 7°C (45°F) | 13°C (56°F) | 19°C (67°F) | 23°C (73°F) | 25°C (78°F) | 28°C (82°F) | 27°C (82°F) | 25°C (77°F) | 20°C (68°F) | 12°C (54°F) | 6°C (44°F) |
Average high | -1°C (31°F) | 1°C (34°F) | 4°C (40°F) | 10°C (50°F) | 14°C (58°F) | 20°C (68°F) | 20°C (69°F) | 21°C (70°F) | 16°C (62°F) | 12°C (53°F) | 5°C (41°F) | 1°C (34°F) |
Daily mean | -3°C (27°F) | -2°C (30°F) | 1°C (34°F) | 6°C (42°F) | 10°C (51°F) | 16°C (61°F) | 16°C (61°F) | 17°C (62°F) | 12°C (54°F) | 8°C (46°F) | 3°C (37°F) | -1°C (30°F) |
Average low | -5°C (22°F) | -4°C (25°F) | -3°C (28°F) | 1°C (34°F) | 6°C (43°F) | 11°C (52°F) | 11°C (53°F) | 12°C (54°F) | 8°C (47°F) | 5°C (40°F) | 1°C (33°F) | -3°C (26°F) |
Mean minimum | -14°C (7°F) | -11°C (12°F) | -10°C (15°F) | -6°C (21°F) | -1°C (31°F) | 5°C (41°F) | 6°C (43°F) | 5°C (42°F) | 2°C (35°F) | -2°C (29°F) | -6°C (21°F) | -11°C (13°F) |
Minimum | -21°C (-6°F) | -20°C (-3°F) | -19°C (-1°F) | -11°C (13°F) | -3°C (27°F) | 3°C (37°F) | 4°C (40°F) | 4°C (40°F) | -2°C (28°F) | -4°C (24°F) | -9°C (16°F) | -16°C (4°F) |
Compare temperature, precipitation, sunshine, UV index in Janske Lazne, Královéhradecký kraj, Czech Republic with other places around the world.
Janske Lazne usually has the most precipitation in June, July and August, with an average of 16 rainy days and 133 mm (5.2 inches) of precipitation per month.The driest months in Janske Lazne are March, April and November. On average, 58 mm (2.3 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 69 (2.7) | 68 (2.7) | 64 (2.5) | 61 (2.4) | 118 (4.6) | 125 (4.9) | 124 (4.9) | 151 (5.9) | 94 (3.7) | 91 (3.6) | 50 (2.0) | 80 (3.1) |
Average precipitation days (≥ 1 mm) | 14 | 12 | 13 | 12 | 18 | 15 | 18 | 17 | 14 | 13 | 11 | 16 |
The sunniest months in Janske Lazne are May, June and July, when the sun shines an average of 13 hours 15 minutes a day.Least sunny months in Janske Lazne: January, November and December receive an average of 4 hours 50 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 117 | 202 | 278 | 333 | 383 | 408 | 428 | 381 | 312 | 256 | 186 | 141 |
Mean daily daylight hours | 8h 30m | 10h 1m | 11h 55m | 13h 51m | 15h 31m | 16h 24m | 15h 56m | 14h 26m | 12h 34m | 10h 39m | 8h 56m | 8h 1m |
Janske Lazne experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 7 - 8, which corresponds to the High / Very High category of sun exposure.January, November and December are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 2. For more detailed information, check out our hourly Janske Lazne UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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UV Index (month maximum) | 2 | 3 | 5 | 6 | 7 | 8 | 8 | 7 | 6 | 4 | 2 | 1 |