Climate and monthly weather forecastČeský Krumlov, Czech Republic

The climate of Český Krumlov

Český Krumlov, a charmingly historic town in the Czech Republic, falls within the Köppen Cfb climate classification zone. This translates to a marine west coast climate with a warm summer. The geographical location endorses this climate type, placing the town in the path of seasonal weather shifts. It results in fairly mild summers, cool winters, and precipitation distributed evenly throughout the year.

Annual temperature fluctuations remain relatively steady in Český Krumlov. The highest temperature peaks at 21°C (69.8°F) in July while the coldest month of December registers a low of -4°C (24.8°F). Rainfall quantities and frequencies are consistent throughout the year, with July signifying the wettest month, experiencing an average of 110mm (4.33") of rain over 17 days. UV Index varies predictably, with the highest values recorded in summer months, hitting the peak of 7 in June and July, and lowest in winter with a value of 1.

Český Krumlov benefits from a range of daylight hours throughout the year. Winter months receive an average of 8.4 to 8.8 hours of daylight per day, whereas in June daylight stretches to as much as 16.1 hours. Monthly sunshine hours also swing noticeably from the highest of 7 hours during the summer months of June, July, and August down to a mere 2 hours during winter, specifically December and January.

The best time to visit Český Krumlov

Given the overall climate patterns, it remains evident that summer - specifically the stretch from June to August - is the prime time to visit Český Krumlov. With temperatures comfortably resting between 16°C (60.8°F) to 21°C (69.8°F), the days invitingly warm without veering into the realms of uncomfortably hot. For tourists desiring bountiful sunshine, these summer months offer up to 7 hours of it per day. Notwithstanding the moderately high rainfall amount of 98mm (3.86") to 110mm (4.33"), this period is advantageous for outdoor activities owing to extended daylight hours - peaking at 16.1 hours in June.

The worst time to visit Český Krumlov

On the flip side, winters present the most challenging time to visit Český Krumlov. During the winter months, from December to February, temperatures plummet to below freezing, averaging between -6°C (21.2°F) to -4°C (24.8°F), and consequently, often envelops the town in snow. Despite the captivating snow-blanketed scenery, the biting and often freezing conditions may pose potential discomfort for visitors. Furthermore, daylight is markedly shorter, limiting outdoor sightseeing activities. The town also receives the least amount of sunshine during this period, with just around 2 hours of sun daily in December and January.

Spring weather in Český Krumlov

Spring, extending from March through May, marks a transitional period in Český Krumlov. Beginning with temperatures veering slightly above freezing in March, the subsequent months witness a none-too-drastic yet definite rise in temperatures. By May, temperatures range from 6°C (42.8°F) to 16°C (60.8°F), warmly ushering in the onset of summer. Rainfall during this period follows an increasing trend from 49mm (1.93") in March to 84mm (3.31") by May. Correspondingly, daylight hours significantly increase between 11.9 to 15.3 hours/day.

Summer weather in Český Krumlov

Summers in Český Krumlov are comparatively mild and reasonably comfortable. Spanning between June and August, temperatures rarely exceed 21°C (69.8°F), making it perfect for outdoor adventures and sightseeing. The region's highest rainfall occurs in this season, with an average of 100mm (3.94") to 110mm (4.33") spread over 15 to 17 days. Yet, the abundance of daylight, up to 15 to 16 hours, and ample sunshine of around 7 hours a day, outweigh the inconvenience of occasional showers.

Autumn weather in Český Krumlov

Autumn ushers in a gradual decline in temperature levels in Český Krumlov, starting with 16°C (60.8°F) in September and falling to 5°C (41°F) by November along with night temperatures plunging to 7°C (44.6°F) and -1°C (30.2°F) respectively. Rainfall sharply decreases to around 44mm (1.73") in October and mildly rises again to 53mm (2.09") in November. Daylight hours lessen over these months from 12.6 hours/day in September to 9.2 hours/day in November.

Winter weather in Český Krumlov

Winter casts Český Krumlov in temperatures often falling below freezing. The season extending from December to February, witnesses day temperatures of 0°C (32°F) to 2°C (35.6°F) and nights considerably chillier, ranging from -6°C (21.2°F) in January to -4°C (24.8°F) in February. Winter sees relatively high rainfall, with precipitation remaining consistent at 53mm (2.09") for both December and January. The daylight hours also significantly shorten, varying from 8.4 hours/day to a minimum of 8 hours/day in December.

Weather in January

In Český Krumlov, the new year commences with a profound winter condition. The skyline barely sees daylight with 8.8 hours while the UV index remains at a low level of 1, indicating the presence of fewer ultraviolet rays. The city experiences rainfall spread across 15 days. Weather in January »

Weather in February

Winter persists in Český Krumlov in February, albeit with a more lenient temperament compared to January. Daylight hours and UV index marginally increase to 10.2 and 2 respectively. February carries the winter characteristic of January with rainfall merely varying from 43mm (1.69") to 44mm (1.73") and both have similar rainfalls days in their purview. Weather in February »

Weather in March

March witnesses the transition from winter to spring in Český Krumlov. The daylight hours extend to 11.9 hours, offering more time to bask under the sun with the UV index showing a modest rise to 3. However, an increase in rainfall to 49mm (1.93") over 15 days still offers the cheerful sprinkles of rain. Weather in March »

Weather in April

The city of Český Krumlov experiences a chain of alterations in the weather parameters in April. A significant increase in daylight hours up to 13.7 and upswing in temperature, particularly between 1°C (33.8°F) and 11°C (51.8°F), solidifies the arrival of spring. Weather in April »

Weather in May

May in Český Krumlov ushers the city into the threshold of summer characterized by a progressive increase in temperature and daylight hours. There's a significant elevation in UV index reaching to 6, demanding more stringent sun protection. Weather in May »

Weather in June

June presents the onset of summer in Český Krumlov with longer daylight hours, warmer weather, and increased sunshine. The UV index scales to its highest point at 7, making sun protection a necessity. Rainfall elevates to a substantial 110mm (4.33"), occurring over the highest span of 17 days so far. Weather in June »

Weather in July

In Český Krumlov, July is the ultimate embodiment of Czech summer with the warmest weather enduring throughout the month. The UV index clings to its peak at 7, and daylight stretches out to brilliant 15.7 hours. However, rainfall doesn’t relent, marginally dropping to 100mm (3.94"), but spread over 16 days. Weather in July »

Weather in August

August continues the summer saga in Český Krumlov with similar weather conditions to July. Its UV index downscales to 6 and the daylight hours shrink slightly to 14.3. There's a slight decrease in rainfall to 98mm (3.86"), yet it still invades 15 days of the month. Weather in August »

Weather in September

September in Český Krumlov is the transitional phase from summer to autumn, reflecting in the gradual decrease in temperature and daylight hours. The UV index falls to 4 and the city gets bathed in the sun for 12.6 hours. Rainfall diminishes to 59mm (2.32"), a significant drop from August, marking the arrival of autumn. Weather in September »

Weather in October

The full arrival of autumn is evident in October’s weather in Český Krumlov. Decreasing daylight hours, now just 10.8, and a dip in the UV index to 3 hint at the approaching winter. The city observes a reduced rainfall of 44mm (1.73") on less rainy days, namely 11. Weather in October »

Weather in November

November is the preamble to winter in Český Krumlov, highlighted by a substantial reduction in temperature, daylight hours, and UV index. Rainfall increases to 53mm (2.09") extending across 14 days presenting signs of a harsher winter ahead. Weather in November »

Weather in December

December marks the arrival of full-blown winter in Český Krumlov, with noticeable reduction across all parameters except rainfall. The daylight hours draw in at just 8.4 hours, and the UV index drops to its lowest level of 1. Weather in December »