The average temperature for the week of 9 June 2025 - 15 June 2025 was 24 °C (75 °F) during the day and 9 °C (48 °F) during the night. Both the daily and night temperatures in Cesky Krumlov are slightly above the long-term average, which is around 22 °C (72 °F) and 10 °C (50 °F) respectively. The end of the week saw Sunday being the hottest day of the week. The average temperatures observed during different times of day (based on local time) were as below: 7am 12 °C (54 °F), 10am 18 °C (64 °F), 1pm 22 °C (72 °F), 4pm 23 °C (73 °F), 7pm 22 °C (72 °F), 10pm 16 °C (61 °F).

During this week: 5 days without rain and 2 days with light rain were observed. During the whole week, total of 12 mm (0.47 in) of precipitation was observed, which is below the long term average for Cesky Krumlov, which is 21 mm (0.83 in). The average cloud coverage during the daytime (from dawn to dusk) was 26 %.

An average wind speed of 2.3 m/s was recorded. The atmosferic pressure ranged from 1015 hpa to 1025 hpa. On average, the air humidity in Cesky Krumlov was 62 %.

On average, there were 11 hours clear skies, 3.5 hours partially overcast skies and 2.5 hours overcast skies during the daytime (from dawn to dusk). On average, the time of sunrise was 04:59, and the time of sunset was 21:06.

Weather overview

The serene town of Český Krumlov in Czechia boasts a generally moderate climate. Daily temperatures fluctuate between a cool 2 °C (36 °F) in the chill of January to a pleasant 24 °C (75 °F) in the warmth of July. The driest month in the region is October, seeing only 9 days of rainfall, while June is characterized by more frequent precipitation, amounting to 14 days of rain. The warmest nights occur in July, where the thermometer can reach 12 °C (53 °F), contrasted by the coldest nights in January when temperatures plunge to -5 °C (23 °F).

January weather

During January, the daytime temperature hits its low at 2 °C (36 °F) in Český Krumlov, while the nighttime temperature also reaches its low, recording -5 °C (23 °F).

February weather

In February, the daytime temperature starts to rise, currently at 4 °C (38 °F). In Český Krumlov, rain is less frequent with an overall rainfall of 46 mm (1.83 in), and a decrease in rainy days starting at 10 days. The number of cloudless sun hours begins to increase, currently at 3 hours.

March weather

March heralds a rise in daytime temperatures to 8 °C (47 °F) in Český Krumlov, while nighttime temperatures start to warm, currently at -2 °C (29 °F). An increase in rainy days is observed, now at 10 days, along with the start of a rise in rainfall, now at 64 mm (2.51 in). Wind speeds peak, reaching 3 m/s, and there is a noticeable increase in sun hours without clouds, now at 4 hours.

April weather

April's number of rainy days starts to decrease, currently at 10 days in Český Krumlov, and the decline in rainfall begins as well, now measuring 49 mm (1.93 in). Daytime temperatures continue to rise, reaching 14 °C (57 °F), and nighttime temperatures rise as well, with a reading of 2 °C (35 °F). The sun's presence increases comparably to the prior month, now at 5 hours.

May weather

May brings further warming, with daytime temperatures at 19 °C (66 °F), and nighttime temperatures also showing a similar rise, recording 7 °C (44 °F). In Český Krumlov, the initial increase in rainy days is seen, currently at 12 days, while the rise in rainfall marks its beginning as well. The tourist season nears its commencement, marked by the lowest levels of humidity for the month.

June weather

The bustling tourist season continues in June with rising temperatures, recording 22 °C (71 °F) by day and 10 °C (50 °F) at night. Český Krumlov's maximum number of rainy days is apparent, now at 14 days, while the increase in rainfall persists, now at 91 mm (3.57 in). Day length reaches its peak this month.

July weather

In July, Český Krumlov witnesses its highest daytime temperatures, recording 24 °C (75 °F), and nighttime temperatures also hit their peak, showing 12 °C (53 °F). July also sees the summit of rainfall volume for the year. The tourist season approaches its zenith, and the supreme numbers of sun hours without clouds become apparent, now at 7 hours. The wind speed dips to its annual low this month.

August weather

August's tourist season peaks as the number of rainy days begins to ebb, now at 11 days, and the amount of rainfall also dwindles, currently at 90 mm (3.56 in). The decline in night temperatures starts to become evident, currently at 11 °C (52 °F), alongside the start of the descent in daytime temperatures, now at 23 °C (74 °F). The sun's hours start to lessen as well, with a count of 6 hours.

September weather

The descending number of rainy days is noticeable in September, now at 9 days, and rainfall also shows a decline. Witness the downturn in daytime temperatures to 18 °C (65 °F), and the cool down of nighttime temperatures, now at 7 °C (45 °F). The transition to fewer sun hours compared to the previous month is evident.

October weather

Český Krumlov experiences a further drop in daytime temperatures, now at 13 °C (55 °F), with nighttime temperatures following suit, recording 4 °C (38 °F). The rainfall recedes, standing at 52 mm (2.03 in), and the fewest rainy days of the year are noted. The number of sun hours continues to decline, resting at 4 hours.

November weather

A noticeable downtrend in daytime temperatures continues in November, registering 6 °C (43 °F), and the nighttime temperatures also show a decline, registering 0 °C (31 °F). The start of an increase in rainy days is detected during this month. The dwindling number of sun hours is also apparent, standing at 2 hours.

December weather

December sees a similar drop in daytime temperatures as the preceding month, now at 2 °C (36 °F), while the nighttime temperatures also decrease further, now at -3 °C (26 °F). An uptick in rainy days is observed, reaching 11 days, and the gradual rise in rainfall begins to be recognized, resting at 64 mm (2.53 in). The fewest sun hours of the year are observed, now at 2 hours, and the peak of humidity is recorded at 83 %.

What is the minimum daytime temperature in Český Krumlov during January?

In January, the daytime temperature in Český Krumlov falls to a minimum of 2 °C (36 °F).

How much does the rainfall amount to in Český Krumlov during February?

February sees a total rainfall of 46 mm (1.83 in) in Český Krumlov.

What is the maximum wind speed in Český Krumlov during March?

March experiences the highest wind speeds in Český Krumlov, at about 3 m/s.

How many hours of sunshine can we expect in Český Krumlov during April?

April offers an approximate 5 hours of sunshine each day in Český Krumlov.

What marks the start of Český Krumlov's tourist season in terms of weather?

The tourist season in Český Krumlov edges closer as the day warms to 19 °C (66 °F) and humidity reaches its monthly low.

How long are the days in Český Krumlov during June?

In June, the days in Český Krumlov are at their longest, providing ample daylight for various activities.

What are the nighttime temperatures like in Český Krumlov during July?

Nighttime in July is comfortably warm in Český Krumlov, offering average temperatures around 12 °C (53 °F).

What change occurs in the number of sun hours during August in Český Krumlov?

The number of sun hours per day begins to decrease in August, signaling the end of peak summer in Český Krumlov.

Does September's weather in Český Krumlov favor outdoor activities?

Absolutely, with reduced rainfall and pleasant 18 °C (65 °F) daytime temperatures, September is ideal for outdoor pursuits in Český Krumlov.

What can be expected from the weather in Český Krumlov during October?

October in Český Krumlov presents fewer rainy days and cooler temperatures, marking a seasonal transition.

Is November generally sunnier or cloudier in Český Krumlov?

November in Český Krumlov is characterized by fewer sun hours, indicating generally cloudier days.

How does the humidity level change in Český Krumlov during December?

Humidity levels in Český Krumlov peak in December, adding to the cold winter atmosphere.