Climate - Sibiu (Romania)

The climate of Sibiu is moderately continental, characterized by cold winters, with temperatures often below freezing (0 °C or 32 °F), and quite warm summers.
The city is located in the center of Romania, in Transylvania, at an altitude of 400 meters (1,300 feet).
Winter is particularly cold, not only because of the altitude, but also because Transylvania is surrounded by mountains, so cold air tends to stagnate. Fog can form quite frequently. Furthermore, during cold waves, the temperature can drop below -20 °C (-4 °F). The coldest record is -32 °C (-25.5 °F), recorded in January 1963. From 2001 to 2020, the extreme minimum was -29 °C (-20 °F), recorded in January 2017.
In summer, it is often hot during the day, but nights are cool, and sometimes very cool, in fact the temperature can drop to 7/8 °C (45/46 °F) even in July and August. The sun often shines, but there may be rains or thunderstorms.
On the hottest days of the year, the temperature typically reaches 33/34 °C (91/93 °F). The heat record is 39 °C (101.5 °F), recorded in August 2012.

Best Time

The best time to visit Sibiu 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.

Sibiu - Climate data

In Sibiu, the average temperature of the coldest month (January) is of -2.2 °C (28.1 °F), that of the warmest month (July) is of 20.4 °C (68.7 °F). Here are the average temperatures.
In Sibiu, precipitation amounts to 650 millimeters (25.6 inches) per year: so, it is at an intermediate level. It ranges from 25 mm (1 in) in the driest months (January, February) to 100 mm (3.9 in) in the wettest one (July). Here is the average precipitation.
In Sibiu, there are on average around 1865 sunshine hours per year. Here are the average hours of sunshine per day.

Sibiu - Weather by month

Based on the period 1991-2020

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In January, the coldest month of the year, the weather in Sibiu is usually very cold. The average temperature is of -2.2 °C (28 °F), with a minimum of -6.6 °C (20.1 °F) and a maximum of 2.3 °C (36.1 °F).
On the coldest nights of the month, the temperature usually drops to around -18.5 °C (-1.5 °F). However, it dropped to -29 °C (-20.2 °F) in January 2017.
On the warmest days of the month, the temperature usually reaches around 12 °C (53.5 °F). However, it reached 18.2 °C (64.8 °F) in January 2001.
Precipitation amounts to 25 mm (1 in), distributed over 6 days.
The day lasts on average 9 hours and 5 minutes.
There are on average 2 hours of sunshine per day. So, the sun shines 24% of the time.
The average humidity is 86%. Hence, the air is normally humid.
The average wind speed is 6 kph (4 mph).

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In February, the weather in Sibiu is usually cold. The average temperature is of 0.4 °C (33 °F), with a minimum of -4.8 °C (23.4 °F) and a maximum of 5.5 °C (41.9 °F).
On the coldest nights of the month, the temperature usually drops to around -15.5 °C (4 °F). However, it dropped to -26.4 °C (-15.5 °F) in February 2005.
On the warmest days of the month, the temperature usually reaches around 15 °C (58.5 °F). However, it reached 20.4 °C (68.7 °F) in February 2016.
Precipitation amounts to 25 mm (1 in), distributed over 5 days.
The day lasts on average 10 hours and 25 minutes.
There are on average 3.5 hours of sunshine per day. So, the sun shines 33% of the time.
The average humidity is 79%. Hence, the air is normally humid.
The average wind speed is 7 kph (4 mph).

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In March, the weather in Sibiu is usually quite cold. The average temperature is of 5 °C (41 °F), with a minimum of -0.7 °C (30.7 °F) and a maximum of 10.7 °C (51.3 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around -9.5 °C (15 °F). However, it dropped to -24.7 °C (-12.5 °F) in March 2005.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 20.5 °C (69 °F). However, it reached 27.6 °C (81.7 °F) in March 2001.
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 4.5 hours of sunshine per day. So, the sun shines 37% of the time.
The average humidity is 70%. Hence, the air is normally humid.
The average wind speed is 9 kph (6 mph).

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In April, the weather in Sibiu is usually mild. The average temperature is of 10.5 °C (51 °F), with a minimum of 4.3 °C (39.7 °F) and a maximum of 16.7 °C (62.1 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around -3 °C (26.5 °F). However, it dropped to -11.1 °C (12 °F) in April 2003.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 24.5 °C (76 °F). However, it reached 29.8 °C (85.6 °F) in April 2013.
Precipitation amounts to 55 mm (2.2 in), distributed over 9 days.
The day lasts on average 13 hours and 35 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 40% of the time.
The average humidity is 66%.
The average wind speed is 9 kph (6 mph).

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In May, the weather in Sibiu is usually very mild. The average temperature is of 15.2 °C (59 °F), with a minimum of 8.9 °C (48 °F) and a maximum of 21.4 °C (70.5 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 2 °C (36 °F). However, it dropped to -2.1 °C (28.2 °F) in May 2007.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 28.5 °C (83 °F). However, it reached 32.2 °C (90 °F) in May 2006.
Precipitation amounts to 75 mm (3 in), distributed over 11 days.
The day lasts on average 15 hours and 0 minutes. So the days are long.
There are on average 7 hours of sunshine per day. So, the sun shines 46% of the time.
The average humidity is 71%. Hence, the air is normally humid.
The average wind speed is 8 kph (5 mph).

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In June, the weather in Sibiu is usually warm. The average temperature is of 18.8 °C (66 °F), with a minimum of 12.4 °C (54.3 °F) and a maximum of 25.1 °C (77.2 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 6.5 °C (43.5 °F). However, it dropped to 2 °C (35.6 °F) in June 2005.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 32 °C (89 °F). However, it reached 34.8 °C (94.6 °F) in June 2001.
Precipitation amounts to 95 mm (3.7 in), distributed over 10 days.
The day lasts on average 15 hours and 40 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 7.5 hours of sunshine per day. So, the sun shines 49% of the time.
The average humidity is 71%. Hence, the air is normally humid.
The average wind speed is 8 kph (5 mph).

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In July, the warmest month of the year, the weather in Sibiu is usually warm. The average temperature is of 20.4 °C (69 °F), with a minimum of 13.9 °C (57 °F) and a maximum of 26.9 °C (80.4 °F).
On the coldest nights of the month, the temperature usually drops to around 8.5 °C (47.5 °F). However, it dropped to 4.2 °C (39.6 °F) in July 1996.
On the warmest days of the month, the temperature usually reaches around 33 °C (91.5 °F). However, it reached 38.7 °C (101.7 °F) in July 2007.
Precipitation amounts to 100 mm (3.9 in), distributed over 10 days.
The day lasts on average 15 hours and 20 minutes. So the days are long.
There are on average 8 hours of sunshine per day. So, the sun shines 52% of the time.
The average humidity is 70%. Hence, the air is normally humid.
The average wind speed is 8 kph (5 mph).

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In August, the weather in Sibiu is usually warm. However, there are remarkable differences between night and day. The average temperature is of 20.3 °C (69 °F), with a minimum of 13.5 °C (56.3 °F) and a maximum of 27.1 °C (80.8 °F).
On the coldest nights of the month, the temperature usually drops to around 8 °C (46 °F). However, it dropped to 2.8 °C (37 °F) in August 2001.
On the warmest days of the month, the temperature usually reaches around 33 °C (91.5 °F). However, it reached 38.9 °C (102 °F) in August 2012.
Precipitation amounts to 70 mm (2.8 in), distributed over 8 days.
The day lasts on average 14 hours and 0 minutes.
There are on average 7.5 hours of sunshine per day. So, the sun shines 55% of the time.
The average humidity is 70%.
The average wind speed is 7 kph (4 mph).

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In September, the weather in Sibiu is usually very mild. The average temperature is of 15.4 °C (60 °F), with a minimum of 9.1 °C (48.4 °F) and a maximum of 21.8 °C (71.2 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 2.5 °C (36 °F). However, it dropped to -2 °C (28.4 °F) in September 2018.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 29 °C (84 °F). However, it reached 34.1 °C (93.4 °F) in September 2015.
Precipitation amounts to 55 mm (2.2 in), distributed over 7 days.
The day lasts on average 12 hours and 30 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 46% of the time.
The average humidity is 73%. Hence, the air is normally humid.
The average wind speed is 7 kph (5 mph).

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In October, the weather in Sibiu is usually mild. The average temperature is of 10.3 °C (51 °F), with a minimum of 4 °C (39.2 °F) and a maximum of 16.6 °C (61.9 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around -4.5 °C (24 °F). However, it dropped to -9.4 °C (15.1 °F) in October 1997.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 25.5 °C (78 °F). However, it reached 31.7 °C (89.1 °F) in October 2012.
Precipitation amounts to 45 mm (1.8 in), distributed over 6 days.
The day lasts on average 10 hours and 55 minutes.
There are on average 5 hours of sunshine per day. So, the sun shines 44% of the time.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is 7 kph (4 mph).

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In November, the weather in Sibiu is usually quite cold. The average temperature is of 4.8 °C (41 °F), with a minimum of -0.4 °C (31.3 °F) and a maximum of 10.1 °C (50.2 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around -8.5 °C (16.5 °F). However, it dropped to -18.4 °C (-1.1 °F) in November 1995.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 20 °C (68.5 °F). However, it reached 26.7 °C (80.1 °F) in November 2018.
Precipitation amounts to 35 mm (1.4 in), distributed over 5 days.
The day lasts on average 9 hours and 30 minutes.
There are on average 3 hours of sunshine per day. So, the sun shines 31% of the time.
The average humidity is 81%. Hence, the air is normally humid.
The average wind speed is 7 kph (4 mph).

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In December, the weather in Sibiu is usually very cold. The average temperature is of -0.6 °C (31 °F), with a minimum of -4.7 °C (23.5 °F) and a maximum of 3.4 °C (38.1 °F).
On the coldest nights of the month, the temperature usually drops to around -16 °C (3 °F). However, it dropped to -26.7 °C (-16.1 °F) in December 2001.
On the warmest days of the month, the temperature usually reaches around 13.5 °C (56 °F). However, it reached 18 °C (64.4 °F) in December 2008.
Precipitation amounts to 30 mm (1.2 in), distributed over 6 days.
The day lasts on average 8 hours and 40 minutes. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.
There are on average 2 hours of sunshine per day. So, the sun shines 23% of the time.
The average humidity is 86%. Hence, the air is normally humid.
The average wind speed is 6 kph (4 mph).