, 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).
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.
, 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.
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.
. Here are the average temperatures.
January, the coldest month of the year, is generally a very cold month. The average temperature is of
-2.2 °C, with a minimum of
-6.6 °C and a maximum of
2.3 °C.

On the coldest nights of the month, the temperature usually drops to around
-18.5 °C. However, it dropped to
-29 °C in January 2017.

On the warmest days of the month, the temperature usually reaches around
12 °C. However, it reached
18.2 °C in January 2001.

Precipitation amounts to
25 mm, 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 of
5.8 kph.
February is generally a cold month. The average temperature is of
0.4 °C, with a minimum of
-4.8 °C and a maximum of
5.5 °C.

On the coldest nights of the month, the temperature usually drops to around
-15.5 °C. However, it dropped to
-26.4 °C in February 2005.

On the warmest days of the month, the temperature usually reaches around
15 °C. However, it reached
20.4 °C in February 2016.

Precipitation amounts to
25 mm, 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 of
7.1 kph.
March is generally a quite cold month. The average temperature is of
5 °C, with a minimum of
-0.7 °C and a maximum of
10.7 °C.

On the coldest nights of the month, the temperature usually drops to around
-9.5 °C. However, it dropped to
-24.7 °C in March 2005.

On the warmest days of the month, the temperature usually reaches around
20.5 °C. However, it reached
27.6 °C in March 2001.

Precipitation amounts to
35 mm, 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 of
9 kph.
April is generally a mild month. The average temperature is of
10.5 °C, with a minimum of
4.3 °C and a maximum of
16.7 °C.

On the coldest nights of the month, the temperature usually drops to around
-3 °C. However, it dropped to
-11.1 °C in April 2003.

On the warmest days of the month, the temperature usually reaches around
24.5 °C. However, it reached
29.8 °C in April 2013.

Precipitation amounts to
55 mm, 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 of
9.3 kph.
May is generally a very mild month. The average temperature is of
15.2 °C, with a minimum of
8.9 °C and a maximum of
21.4 °C.

On the coldest nights of the month, the temperature usually drops to around
2 °C. However, it dropped to
-2.1 °C in May 2007.

On the warmest days of the month, the temperature usually reaches around
28.5 °C. However, it reached
32.2 °C in May 2006.

Precipitation amounts to
75 mm, 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 of
8.4 kph.
June is generally a warm month. The average temperature is of
18.8 °C, with a minimum of
12.4 °C and a maximum of
25.1 °C.

On the coldest nights of the month, the temperature usually drops to around
6.5 °C. However, it dropped to
2 °C in June 2005.

On the warmest days of the month, the temperature usually reaches around
32 °C. However, it reached
34.8 °C in June 2001.

Precipitation amounts to
95 mm, 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 of
7.7 kph.
July, the warmest month of the year, is generally a warm month. The average temperature is of
20.4 °C, with a minimum of
13.9 °C and a maximum of
26.9 °C.

On the coldest nights of the month, the temperature usually drops to around
8.5 °C. However, it dropped to
4.2 °C in July 1996.

On the warmest days of the month, the temperature usually reaches around
33 °C. However, it reached
38.7 °C in July 2007.

Precipitation amounts to
100 mm, 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 of
7.6 kph.
August is generally a warm month. However, there are remarkable differences between night and day. The average temperature is of
20.3 °C, with a minimum of
13.5 °C and a maximum of
27.1 °C.

On the coldest nights of the month, the temperature usually drops to around
8 °C. However, it dropped to
2.8 °C in August 2001.

On the warmest days of the month, the temperature usually reaches around
33 °C. However, it reached
38.9 °C in August 2012.

Precipitation amounts to
70 mm, 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 of
6.8 kph.
September is generally a very mild month. The average temperature is of
15.4 °C, with a minimum of
9.1 °C and a maximum of
21.8 °C.

On the coldest nights of the month, the temperature usually drops to around
2.5 °C. However, it dropped to
-2 °C in September 2018.

On the warmest days of the month, the temperature usually reaches around
29 °C. However, it reached
34.1 °C in September 2015.

Precipitation amounts to
55 mm, 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 of
7.3 kph.
October is generally a mild month. The average temperature is of
10.3 °C, with a minimum of
4 °C and a maximum of
16.6 °C.

On the coldest nights of the month, the temperature usually drops to around
-4.5 °C. However, it dropped to
-9.4 °C in October 1997.

On the warmest days of the month, the temperature usually reaches around
25.5 °C. However, it reached
31.7 °C in October 2012.

Precipitation amounts to
45 mm, 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 of
6.7 kph.
November is generally a quite cold month. The average temperature is of
4.8 °C, with a minimum of
-0.4 °C and a maximum of
10.1 °C.

On the coldest nights of the month, the temperature usually drops to around
-8.5 °C. However, it dropped to
-18.4 °C in November 1995.

On the warmest days of the month, the temperature usually reaches around
20 °C. However, it reached
26.7 °C in November 2018.

Precipitation amounts to
35 mm, 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 of
6.7 kph.
December is generally a very cold month. The average temperature is of
-0.7 °C, with a minimum of
-4.7 °C and a maximum of
3.4 °C.

On the coldest nights of the month, the temperature usually drops to around
-16 °C. However, it dropped to
-26.7 °C in December 2001.

On the warmest days of the month, the temperature usually reaches around
13.5 °C. However, it reached
18 °C in December 2008.

Precipitation amounts to
30 mm, 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 of
6 kph.