(according to the Köppen classification, warm-summer Mediterranean climate - Csb), with cold winters, sometimes freezing and snowy, and mild and sunny summers.
The city is located in south-central Argentina, at the 41st parallel south, at 850 meters (2,800 feet) above sea level, at the foot of the Andes, and on the shores of a lake of glacial origin, Lake Nahuel Huapi. Nearby are other smaller lakes, such as Lake Gutiérrez and Lake Mascardi.
, 2,100 meters (6,890 feet) high, where a famous ski resort is located. Further west, on the border with Chile, is Cerro Tronador, which exceeds 3,000 meters (9,800 feet).
blows often, and is more intense in spring and summer, from October to February. The wind coming down from the mountains can cause temperature rises, with highs above 15 °C (59 °F) even in winter.
, during which the temperature can drop to -10 °C (14 °F) or even below. In July 2017, it dropped to -25.4 °C (-13.7 °F).
At night it can get cold even in summer, in fact, from December to February the temperature can sometimes drop to freezing or slightly below.
fall per year. It usually snows from May to October.
The rains and snowfalls are due to the proximity to the mountains, where the humidity coming from the Pacific Ocean is discharged after crossing Chile, in fact to the east of the city there is the Patagonian desert plateau.
, during which the temperature reaches or exceeds 30 °C (86 °F). The records from December to March are about 34/35 °C (93/95 °F). However, even in these cases, at night the temperature drops significantly.
The best time to visit Bariloche is the summer, from December to February, as it is the mildest and driest of the year. Remember that at night it can get cold even in this period.
For a ski holiday in Bariloche, the season normally runs from July to September. Depending on how much snow has fallen, during some years you can ski until mid-October.
. Here are the average temperatures.
January, the warmest month of the year, is generally a very mild month. However, there are remarkable differences between night and day. The average temperature is of
15.1 °C, with a minimum of
7 °C and a maximum of
23.2 °C.

On the coldest nights of the month, the temperature usually drops to around
-0.5 °C. However, it dropped to
-4 °C in January 2005.

On the warmest days of the month, the temperature usually reaches around
31.5 °C. However, it reached
34.4 °C in January 1999.

Precipitation amounts to
23.6 mm, distributed over 2 days.
The day lasts on average 14 hours and 40 minutes. So the days are long.

There are on average 11 hours of sunshine per day. So, the sun shines 76% of the time.
The average humidity is 48%.
The average wind speed is of
25 kph.
February is generally a very mild month. However, there are remarkable differences between night and day. The average temperature is of
14.8 °C, with a minimum of
6.6 °C and a maximum of
23.1 °C.

On the coldest nights of the month, the temperature usually drops to around
-1.5 °C. However, it dropped to
-5 °C in February 2003.

On the warmest days of the month, the temperature usually reaches around
31.5 °C. However, it reached
35.4 °C in February 2019.

Precipitation amounts to
17.5 mm, distributed over 2 days.
The day lasts on average 13 hours and 35 minutes.

There are on average 10 hours of sunshine per day. So, the sun shines 72% of the time.
The average humidity is 49%.
The average wind speed is of
21.5 kph.
March is generally a mild month. However, there are remarkable differences between night and day. The average temperature is of
12.5 °C, with a minimum of
4.9 °C and a maximum of
20.1 °C.

On the coldest nights of the month, the temperature usually drops to around
-3 °C. However, it dropped to
-7 °C in March 2000.

On the warmest days of the month, the temperature usually reaches around
28.5 °C. However, it reached
34.4 °C in March 2003.

Precipitation amounts to
29.4 mm, distributed over 4 days.
The day lasts on average 12 hours and 20 minutes.

There are on average 8 hours of sunshine per day. So, the sun shines 66% of the time.
The average humidity is 56%.
The average wind speed is of
19.9 kph.
April is generally a mild month. The average temperature is of
8.7 °C, with a minimum of
2.4 °C and a maximum of
15 °C.

On the coldest nights of the month, the temperature usually drops to around
-5.5 °C. However, it dropped to
-10 °C in April 2001.

On the warmest days of the month, the temperature usually reaches around
22.5 °C. However, it reached
26.3 °C in April 2007.

Precipitation amounts to
57.1 mm, distributed over 6 days.
The day lasts on average 10 hours and 55 minutes.

There are on average 6 hours of sunshine per day. So, the sun shines 57% of the time.
The average humidity is 65%.
The average wind speed is of
19 kph.
May is generally a quite cold month. The average temperature is of
5.8 °C, with a minimum of
1 °C and a maximum of
10.6 °C.

On the coldest nights of the month, the temperature usually drops to around
-7.5 °C. However, it dropped to
-10.2 °C in May 1999.

On the warmest days of the month, the temperature usually reaches around
17.5 °C. However, it reached
22 °C in May 2010.

Precipitation amounts to
113.7 mm, distributed over 10 days.
The day lasts on average 9 hours and 50 minutes.

There are on average 4.5 hours of sunshine per day. So, the sun shines 45% of the time.
The average humidity is 74%. Hence, the air is normally humid.
The average wind speed is of
16.5 kph.
June is generally a cold month. The average temperature is of
3.4 °C, with a minimum of
-0.5 °C and a maximum of
7.2 °C.

On the coldest nights of the month, the temperature usually drops to around
-8.5 °C. However, it dropped to
-14 °C in June 2018.

On the warmest days of the month, the temperature usually reaches around
13 °C. However, it reached
16.3 °C in June 1996.

Precipitation amounts to
168.3 mm, distributed over 13 days.
The day lasts on average 9 hours and 20 minutes. June 21, the winter solstice, is the shortest day of the year in the Southern Hemisphere.

There are on average 3.5 hours of sunshine per day. So, the sun shines 40% of the time.
The average humidity is 78%. Hence, the air is normally humid.
The average wind speed is of
17.7 kph.
July, the coldest month of the year, is generally a cold month. The average temperature is of
2.6 °C, with a minimum of
-1.6 °C and a maximum of
6.7 °C.

On the coldest nights of the month, the temperature usually drops to around
-11 °C. However, it dropped to
-25.4 °C in July 2017.

On the warmest days of the month, the temperature usually reaches around
13 °C. However, it reached
20 °C in July 1993.

Precipitation amounts to
126.4 mm, distributed over 12 days.
The day lasts on average 9 hours and 35 minutes.

There are on average 4 hours of sunshine per day. So, the sun shines 40% of the time.
The average humidity is 76%. Hence, the air is normally humid.
The average wind speed is of
17.8 kph.
August is generally a cold month. The average temperature is of
3.7 °C, with a minimum of
-1 °C and a maximum of
8.4 °C.

On the coldest nights of the month, the temperature usually drops to around
-9 °C. However, it dropped to
-16.6 °C in August 1995.

On the warmest days of the month, the temperature usually reaches around
15 °C. However, it reached
19.3 °C in August 2006.

Precipitation amounts to
117.3 mm, distributed over 11 days.
The day lasts on average 10 hours and 35 minutes.

There are on average 5 hours of sunshine per day. So, the sun shines 47% of the time.
The average humidity is 72%. Hence, the air is normally humid.
The average wind speed is of
18.6 kph.
September is generally a quite cold month. The average temperature is of
5.8 °C, with a minimum of
-0.1 °C and a maximum of
11.6 °C.

On the coldest nights of the month, the temperature usually drops to around
-7.5 °C. However, it dropped to
-13 °C in September 2000.

On the warmest days of the month, the temperature usually reaches around
19.5 °C. However, it reached
23 °C in September 2019.

Precipitation amounts to
55.4 mm, distributed over 6 days.
The day lasts on average 11 hours and 55 minutes.

There are on average 6.5 hours of sunshine per day. So, the sun shines 54% of the time.
The average humidity is 63%.
The average wind speed is of
20 kph.
October is generally a quite mild month. The average temperature is of
8.2 °C, with a minimum of
1.7 °C and a maximum of
14.7 °C.

On the coldest nights of the month, the temperature usually drops to around
-5.5 °C. However, it dropped to
-9 °C in October 1992.

On the warmest days of the month, the temperature usually reaches around
24 °C. However, it reached
29.1 °C in October 1999.

Precipitation amounts to
48.7 mm, distributed over 6 days.
The day lasts on average 13 hours and 20 minutes.

There are on average 8 hours of sunshine per day. So, the sun shines 61% of the time.
The average humidity is 57%.
The average wind speed is of
23.1 kph.
November is generally a mild month. However, there are remarkable differences between night and day. The average temperature is of
10.9 °C, with a minimum of
3.9 °C and a maximum of
17.9 °C.

On the coldest nights of the month, the temperature usually drops to around
-3 °C. However, it dropped to
-6.4 °C in November 1993.

On the warmest days of the month, the temperature usually reaches around
26.5 °C. However, it reached
31 °C in November 2016.

Precipitation amounts to
30.1 mm, distributed over 4 days.
The day lasts on average 14 hours and 30 minutes. So the days are long.

There are on average 10.5 hours of sunshine per day. So, the sun shines 71% of the time.
The average humidity is 52%.
The average wind speed is of
25.8 kph.
December is generally a mild month. However, there are remarkable differences between night and day. The average temperature is of
13.3 °C, with a minimum of
5.9 °C and a maximum of
20.7 °C.

On the coldest nights of the month, the temperature usually drops to around
-1.5 °C. However, it dropped to
-4.4 °C in December 2011.

On the warmest days of the month, the temperature usually reaches around
29.5 °C. However, it reached
33.9 °C in December 1995.

Precipitation amounts to
25 mm, distributed over 4 days.
The day lasts on average 15 hours and 5 minutes. So the days are long. December 21, the summer solstice, is the longest day of the year in the Southern Hemisphere.

There are on average 11 hours of sunshine per day. So, the sun shines 72% of the time.
The average humidity is 50%.
The average wind speed is of
26.9 kph.