Climate - Bratislava (Slovakia)
Average weather, temperature, rainfall, sunshine hours
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Climate chart - Bratislava (Slovakia)
In Bratislava, the capital of Slovakia, the climate is moderately continental, with cold winters and warm summers.
The city is located in the westernmost part of Slovakia, a short distance from the border with Austria and Hungary. Vienna is located about 50 km (30 mi) further west.
Winter is cold and gray. Snowfalls are quite frequent, but generally not abundant.
Sometimes there can be cold spells, in which temperatures can drop to -15 °C (5 °F) or even below. The coldest record is -26 °C (-14.8 °F) and was set in January 1942.
In summer, there are pleasant periods that lend themselves to outdoor activities, although sometimes there can be rains and thunderstorms.
However, there are also very hot and sultry periods, with highs that can exceed 35 °C (95 °F). The highest record is 39 °C (102.2 °F) and was set in August 2013.
Best Time
In order to avoid both the winter cold and the summer heat, the best times to visit Bratislava are spring and autumn, and in particular, the months of May, June and September: daytime temperatures are pleasant, although it's better to bring a sweater and a jacket for the evening. In July and August, the temperature is usually not too hot, however, there is the risk of some very hot days, which can happen, though more rarely, also in the second half of June and in the first half of September.
Bratislava - Climate data
The average temperature of the coldest month (January) is of 0.0 °C (32.0 °F), that of the warmest month (July) is of 21.8 °C (71.2 °F). Here are the average temperatures.Bratislava - Average temperatures (1991-2020) | Month | Min (°C) | Max (°C) | Mean (°C) | Min (°F) | Max (°F) | Mean (°F) |
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| January | -3 | 3.1 | 0 | 27 | 38 | 32 |
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| February | -1.9 | 5.7 | 1.9 | 29 | 42 | 35.4 |
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| March | 1.5 | 10.8 | 6.2 | 35 | 52 | 43.1 |
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| April | 5.8 | 17.1 | 11.5 | 42 | 63 | 52.6 |
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| May | 10.3 | 21.5 | 15.9 | 50 | 71 | 60.6 |
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| June | 14.1 | 25.4 | 19.8 | 57 | 78 | 67.6 |
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| July | 16 | 27.6 | 21.8 | 61 | 82 | 71.2 |
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| August | 15.6 | 27.4 | 21.5 | 60 | 81 | 70.7 |
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| September | 11.2 | 21.7 | 16.5 | 52 | 71 | 61.7 |
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| October | 6.3 | 15.5 | 10.9 | 43 | 60 | 51.6 |
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| November | 2.4 | 8.9 | 5.6 | 36 | 48 | 42.1 |
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| December | -1.7 | 3.7 | 1 | 29 | 39 | 33.8 |
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| Year | 6.4 | 15.8 | 11.05 | 43.6 | 60.4 | 52 |
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Precipitation amounts to 580 millimeters (22.8 inches) per year: so, it is at an intermediate level. It ranges from 35 mm (1.4 in) in the driest months (January, February, March) to 65 mm (2.6 in) in the wettest one (July). Here is the average precipitation.Bratislava - Average precipitation| Month | Millimeters | Inches | Days |
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| January | 35 | 1.4 | 8 |
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| February | 35 | 1.4 | 7 |
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| March | 35 | 1.4 | 7 |
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| April | 40 | 1.6 | 6 |
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| May | 55 | 2.2 | 8 |
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| June | 60 | 2.4 | 8 |
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| July | 65 | 2.6 | 8 |
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| August | 60 | 2.4 | 7 |
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| September | 60 | 2.4 | 7 |
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| October | 40 | 1.6 | 6 |
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| November | 45 | 1.8 | 8 |
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| December | 40 | 1.6 | 8 |
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| Year | 580 | 22.8 | 86 |
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There are on average around 2075 sunshine hours per year. Here are the average hours of sunshine per day.
Bratislava - Sunshine hours| Month | Average | Total |
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January | 2 | 65 | February | 3.5 | 100 | March | 5 | 150 | April | 7 | 215 | May | 8.5 | 260 | June | 9 | 270 | July | 9 | 285 | August | 9 | 275 | September | 6.5 | 190 | October | 4.5 | 135 | November | 2.5 | 70 | December | 1.5 | 55 | Year | 5.7 | 2075 |
Bratislava - Weather by month
Based on the period 1991-2020
January, the coldest month of the year, is generally a very cold month. The average temperature is of 0.0 °C (32 °F), with a minimum of -3 °C (26.6 °F) and a maximum of 3.1 °C (37.5 °F).
On the coldest nights of the month, the temperature usually drops to around -12 °C (10.5 °F). However, it dropped to -18 °C (-0.4 °F) in January 2002.
On the warmest days of the month, the temperature usually reaches around 12 °C (53 °F). However, it reached 19.8 °C (67.6 °F) in January 2002.
Precipitation amounts to 35 mm (1.4 in), distributed over 8 days.
The day lasts on average 8 hours and 55 minutes.
There are on average 2 hours of sunshine per day. So, the sun shines 24% of the time.
The average humidity is 81%. Hence, the air is normally humid.
The average wind speed is 13 kph (8 mph).
February is generally a cold month. The average temperature is of 1.9 °C (35 °F), with a minimum of -1.9 °C (28.5 °F) and a maximum of 5.7 °C (42.3 °F).
On the coldest nights of the month, the temperature usually drops to around -9 °C (16 °F). However, it dropped to -19.8 °C (-3.6 °F) in February 1993.
On the warmest days of the month, the temperature usually reaches around 14 °C (57 °F). However, it reached 20 °C (68 °F) in February 2016.
Precipitation amounts to 35 mm (1.4 in), distributed over 7 days.
The day lasts on average 10 hours and 20 minutes.
There are on average 3.5 hours of sunshine per day. So, the sun shines 34% of the time.
The average humidity is 75%. Hence, the air is normally humid.
The average wind speed is 14 kph (9 mph).
March is generally a quite cold month. The average temperature is of 6.2 °C (43 °F), with a minimum of 1.5 °C (34.7 °F) and a maximum of 10.8 °C (51.5 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around -4.5 °C (23.5 °F). However, it dropped to -14 °C (6.8 °F) in March 2018.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 19.5 °C (67 °F). However, it reached 22.5 °C (72.5 °F) in March 1994.
Precipitation amounts to 35 mm (1.4 in), distributed over 7 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 5 hours of sunshine per day. So, the sun shines 41% of the time.
The average humidity is 67%.
The average wind speed is 14 kph (9 mph).
April is generally a mild month. The average temperature is of 11.5 °C (53 °F), with a minimum of 5.8 °C (42.4 °F) and a maximum of 17.1 °C (62.8 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around -0.5 °C (31 °F). However, it dropped to -4.4 °C (24.1 °F) in April 1997.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 25 °C (77 °F). However, it reached 30.3 °C (86.5 °F) in April 2012.
Precipitation amounts to 40 mm (1.6 in), distributed over 6 days.
The day lasts on average 13 hours and 40 minutes.
There are on average 7 hours of sunshine per day. So, the sun shines 52% of the time.
The average humidity is 60%.
The average wind speed is 14 kph (9 mph).
May is generally a very mild month. The average temperature is of 15.9 °C (61 °F), with a minimum of 10.3 °C (50.5 °F) and a maximum of 21.5 °C (70.7 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 4.5 °C (40 °F). However, it dropped to 0.1 °C (32.2 °F) in May 2017.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 28.5 °C (83.5 °F). However, it reached 33.4 °C (92.1 °F) in May 2005.
Precipitation amounts to 55 mm (2.2 in), distributed over 8 days.
The day lasts on average 15 hours and 10 minutes. So the days are long.
There are on average 8.5 hours of sunshine per day. So, the sun shines 55% of the time.
The average humidity is 63%.
The average wind speed is 13 kph (8 mph).
June is generally a warm month. The average temperature is of 19.8 °C (68 °F), with a minimum of 14.1 °C (57.5 °F) and a maximum of 25.4 °C (77.8 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 9 °C (48 °F). However, it dropped to 4.8 °C (40.6 °F) in June 1997.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 32.5 °C (91 °F). However, it reached 36.3 °C (97.3 °F) in June 2000.
Precipitation amounts to 60 mm (2.4 in), distributed over 8 days.
The day lasts on average 16 hours and 0 minutes. So the days are long. June 21, the summer solstice, is the longest day of the year in the Northern Hemisphere.
There are on average 9 hours of sunshine per day. So, the sun shines 56% of the time.
The average humidity is 62%.
The average wind speed is 12 kph (8 mph).
July, the warmest month of the year, is generally a warm month. The average temperature is of 21.8 °C (71 °F), with a minimum of 16 °C (60.7 °F) and a maximum of 27.6 °C (81.7 °F).
On the coldest nights of the month, the temperature usually drops to around 11.5 °C (52.5 °F). However, it dropped to 8.1 °C (46.6 °F) in July 2018.
On the warmest days of the month, the temperature usually reaches around 34.5 °C (94 °F). However, it reached 38.2 °C (100.8 °F) in July 2007.
Precipitation amounts to 65 mm (2.6 in), distributed over 8 days.
The day lasts on average 15 hours and 35 minutes. So the days are long.
There are on average 9 hours of sunshine per day. So, the sun shines 59% of the time.
The average humidity is 60%.
The average wind speed is 13 kph (8 mph).
August is generally a warm month. The average temperature is of 21.5 °C (71 °F), with a minimum of 15.6 °C (60.1 °F) and a maximum of 27.4 °C (81.4 °F).
On the coldest nights of the month, the temperature usually drops to around 10 °C (50 °F). However, it dropped to 7.4 °C (45.3 °F) in August 2016.
On the warmest days of the month, the temperature usually reaches around 34 °C (93 °F). However, it reached 39.1 °C (102.4 °F) in August 2013.
Precipitation amounts to 60 mm (2.4 in), distributed over 7 days.
The day lasts on average 14 hours and 10 minutes. So the days are long.
There are on average 9 hours of sunshine per day. So, the sun shines 63% of the time.
The average humidity is 62%.
The average wind speed is 11 kph (7 mph).
September is generally a very mild month. The average temperature is of 16.5 °C (62 °F), with a minimum of 11.2 °C (52.2 °F) and a maximum of 21.7 °C (71.1 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 5 °C (41 °F). However, it dropped to 0.6 °C (33.1 °F) in September 2018.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 28.5 °C (83.5 °F). However, it reached 33 °C (91.4 °F) in September 2015.
Precipitation amounts to 60 mm (2.4 in), distributed over 7 days.
The day lasts on average 12 hours and 30 minutes.
There are on average 6.5 hours of sunshine per day. So, the sun shines 51% of the time.
The average humidity is 69%.
The average wind speed is 12 kph (7 mph).
October is generally a mild month. The average temperature is of 10.9 °C (52 °F), with a minimum of 6.3 °C (43.3 °F) and a maximum of 15.5 °C (59.8 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around -1 °C (30 °F). However, it dropped to -7.4 °C (18.7 °F) in October 1991.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 23.5 °C (74.5 °F). However, it reached 27.6 °C (81.7 °F) in October 2006.
Precipitation amounts to 40 mm (1.6 in), distributed over 6 days.
The day lasts on average 10 hours and 50 minutes.
There are on average 4.5 hours of sunshine per day. So, the sun shines 41% of the time.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is 11 kph (7 mph).
November is generally a quite cold month. The average temperature is of 5.6 °C (42 °F), with a minimum of 2.4 °C (36.2 °F) and a maximum of 8.9 °C (47.9 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around -4.5 °C (23.5 °F). However, it dropped to -11 °C (12.2 °F) in November 1993.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 17.5 °C (63 °F). However, it reached 21.3 °C (70.3 °F) in November 2002.
Precipitation amounts to 45 mm (1.8 in), distributed over 8 days.
The day lasts on average 9 hours and 10 minutes.
There are on average 2.5 hours of sunshine per day. So, the sun shines 26% of the time.
The average humidity is 82%. Hence, the air is normally humid.
The average wind speed is 13 kph (8 mph).
December is generally a cold month. The average temperature is of 1.0 °C (34 °F), with a minimum of -1.7 °C (29 °F) and a maximum of 3.7 °C (38.7 °F).
On the coldest nights of the month, the temperature usually drops to around -10 °C (13.5 °F). However, it dropped to -20 °C (-4 °F) in December 1996.
On the warmest days of the month, the temperature usually reaches around 11.5 °C (53 °F). However, it reached 17 °C (62.6 °F) in December 2006.
Precipitation amounts to 40 mm (1.6 in), distributed over 8 days.
The day lasts on average 8 hours and 25 minutes. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.
There are on average 1.5 hours of sunshine per day. So, the sun shines 20% of the time.
The average humidity is 84%. Hence, the air is normally humid.
The average wind speed is 13 kph (8 mph).
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