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Average weather, temperature, rainfall, sunshine hours
The climate of Baku is
slightly continental and arid, with quite cold winters and hot, sunny summers (according to the Köppen classification, cold semi-arid or steppe climate - BSk).
Baku is a city of 2,275,000 inhabitants, the capital of Azerbaijan, and is located on the Absheron Peninsula, on the coast of the Caspian Sea, at 41 degrees north latitude, and 28 meters below sea level (the Caspian Sea is in fact a large salt lake that is located in a depression).
About 30 km (18 mi) northwest is
Sumgait, the second largest city in Azerbaijan, while nearby is
Xırdalan (or Khyrdalan), the fourth.
Due to its location on a peninsula (the Absheron Peninsula), Baku is a
windy city: the
Khazri (cold northern wind) alternates with the
Gilavar (warm wind from the south). In addition, there is the summer breeze.
Precipitation is decidedly scarce, since it amounts to 225 millimeters (8.9 inches) per year. Summer is the driest season, during which it almost never rains.
Winter, from December to February, is quite cold, with an average January temperature of around 5 °C (41 °F).
Temperatures are not very low, however, the wind can increase the feeling of cold.
During periods of stable weather,
fog can form.
There are quite mild periods, during which the temperature can reach or exceed 15 °C (59 °F).
However, there can also be
cold periods, with temperatures close to freezing, in which
snow or rain mixed with snow can fall.
During
cold waves, the temperature drops once every few years to -7/-8 °C (18/19 °F). The record is -13.7 °C (7.3 °F), set in January 1990.
Summer, from June to August, is hot and sunny. The frequent winds reduce the feeling of heat. The average for July and August is 26.5 °C (79.5 °F).
There can be very hot periods, during which the temperature exceeds 35 °C (95 °F), and sometimes even 40 °C (104 °F). The record high is 42.7 °C (108.9 °F) and was set in July 2018. In August 2021, the average maximum was 35.3 °C (95.5 °F).
Baku - Climate data
In Baku, the
average temperature of the coldest month (January) is of 4.8 °C (40.7 °F), that of the warmest month (August) is of 26.6 °C (80 °F). Here are the average temperatures.
Baku - Average temperatures (1999-2020) |
| Month | Min | Max | Mean |
|---|
| January | 1.9 | 7.8 | 4.8 |
|---|
| February | 2.3 | 8 | 5.1 |
|---|
| March | 4.3 | 11.3 | 7.8 |
|---|
| April | 7.8 | 16.1 | 11.9 |
|---|
| May | 13.7 | 23.4 | 18.6 |
|---|
| June | 18.8 | 28.7 | 23.7 |
|---|
| July | 21.9 | 31.4 | 26.6 |
|---|
| August | 21.6 | 31.7 | 26.6 |
|---|
| September | 18 | 26.9 | 22.4 |
|---|
| October | 12.9 | 20.4 | 16.6 |
|---|
| November | 7.6 | 14 | 10.8 |
|---|
| December | 3.9 | 9.7 | 6.8 |
|---|
| Year | 11.3 | 19.2 | 15.2 |
|---|
amounts to 225 millimeters (8.9 inches) per year: it is therefore scarce. It ranges from 2 mm (0.1 in) in the driest month (July) to 36 mm (1.4 in) in the wettest one (November). Here is the average precipitation.
Baku - Average precipitation| Month | Days |
|---|
| January | 23 | 6 |
|---|
| February | 22 | 6 |
|---|
| March | 25 | 5 |
|---|
| April | 17 | 4 |
|---|
| May | 16 | 3 |
|---|
| June | 5 | 2 |
|---|
| July | 2 | 1 |
|---|
| August | 7 | 2 |
|---|
| September | 17 | 2 |
|---|
| October | 27 | 6 |
|---|
| November | 36 | 6 |
|---|
| December | 27 | 6 |
|---|
| Year | 225 | 49 |
|---|
The
sea temperature ranges from 8.5 °C (47 °F) in February, March to 26 °C (79 °F) in August. Here are the average sea temperatures.
Baku - Sea temperature| Month |
|---|
| January | 9.59.5 |
|---|
| February | 8.5 |
|---|
| March | 8.5 |
|---|
| April | 10.5 |
|---|
| May | 15 |
|---|
| June | 21 |
|---|
| July | 24.5 |
|---|
| August | 26 |
|---|
| September | 24 |
|---|
| October | 20 |
|---|
| November | 15.5"> |
|---|
| December | 12 |
|---|
| Year | 16.3 |
|---|
There are on average around 2410
sunshine hours per year. Here are the average hours of sunshine per day.
Baku - Sunshine hours| Month | Average | Total |
|---|
| January | 3 | 95 |
|---|
| February | 4 | 115 |
|---|
| March | 5 | 155 |
|---|
| April | 6 | 180 |
|---|
| May | 8 | 250 |
|---|
| June | 11 | 330 |
|---|
| July | 11 | 340 |
|---|
| August | 10 | 310 |
|---|
| September | 8 | 240 |
|---|
| October | 6 | 185 |
|---|
| November | 4 | 120 |
|---|
| December | 3 | 95 |
|---|
| Year | 6.6 | 2410 |
|---|
Baku - Weather by month
Based on the period 1999-2020
January, the coldest month of the year, is generally a quite cold month. The average temperature is of
4.8 °C, with a minimum of
1.9 °C and a maximum of
7.8 °C.
On the coldest nights of the month, the temperature usually drops to around
-3.5 °C. However, it dropped to
-11 °C in January 2008.
On the warmest days of the month, the temperature usually reaches around
14.5 °C. However, it reached
21 °C in January 2010.
Precipitation amounts to
23 mm, distributed over 6 days.
The day lasts on average 9 hours and 40 minutes.
There are on average 3 hours of sunshine per day. So, the sun shines 31% of the time.
The average humidity is 86%. Hence, the air is normally humid.
The average wind speed is of
18.3 kph.
The average sea temperature is of
9.6 °C. Therefore, the sea is very cold for swimming.
February is generally a quite cold month. The average temperature is of 5.1 °C, with a minimum of 2.3 °C and a maximum of 8 °C.
On the coldest nights of the month, the temperature usually drops to around -3 °C. However, it dropped to -12 °C in February 2014.
On the warmest days of the month, the temperature usually reaches around 16 °C. However, it reached 22 °C in February 2020.
Precipitation amounts to 22 mm, distributed over 6 days.
The day lasts on average 10 hours and 40 minutes.
There are on average 4 hours of sunshine per day. So, the sun shines 38% of the time.
The average humidity is 86%. Hence, the air is normally humid.
The average wind speed is of 20.1 kph.
The average sea temperature is of 8.6 °C. Therefore, the sea is very cold for swimming.
March is generally a quite mild month. The average temperature is of 7.8 °C, with a minimum of 4.3 °C and a maximum of 11.3 °C.
On the coldest nights of the month, the temperature usually drops to around -0.5 °C. However, it dropped to -4.2 °C in March 2005.
On the warmest days of the month, the temperature usually reaches around 20.5 °C. However, it reached 28 °C in March 2013.
Precipitation amounts to 25 mm, distributed over 5 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 42% of the time.
The average humidity is 84%. Hence, the air is normally humid.
The average wind speed is of 21.6 kph.
The average sea temperature is of 8.6 °C. Therefore, the sea is very cold for swimming.
April is generally a mild month. The average temperature is of 11.9 °C, with a minimum of 7.8 °C and a maximum of 16.1 °C.
On the coldest nights of the month, the temperature usually drops to around 3 °C. However, it dropped to -0.2 °C in April 2014.
On the warmest days of the month, the temperature usually reaches around 23.5 °C. However, it reached 29 °C in April 2005.
Precipitation amounts to 17 mm, distributed over 4 days.
The day lasts on average 13 hours and 20 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 45% of the time.
The average humidity is 80%. Hence, the air is normally humid.
The average wind speed is of 20 kph.
The average sea temperature is of 10.4 °C. Therefore, the sea is very cold for swimming.
May is generally a warm month. The average temperature is of 18.6 °C, with a minimum of 13.7 °C and a maximum of 23.4 °C.
On the coldest nights of the month, the temperature usually drops to around 8.5 °C. However, it dropped to 5 °C in May 2003.
On the warmest days of the month, the temperature usually reaches around 30.5 °C. However, it reached 35 °C in May 2001.
Precipitation amounts to 16 mm, distributed over 3 days.
The day lasts on average 14 hours and 30 minutes. So the days are long.
There are on average 8 hours of sunshine per day. So, the sun shines 55% of the time.
The average humidity is 72%. Hence, the air is normally humid.
The average wind speed is of 17.9 kph.
The average sea temperature is of 15.1 °C. Therefore, the sea is cold for swimming.
June is generally a warm to hot month. The average temperature is of 23.7 °C, with a minimum of 18.8 °C and a maximum of 28.7 °C.
On the coldest nights of the month, the temperature usually drops to around 14.5 °C. However, it dropped to 11.7 °C in June 2006.
On the warmest days of the month, the temperature usually reaches around 34.5 °C. However, it reached 40.2 °C in June 2018.
Precipitation amounts to only 5 mm, distributed over 2 days.
The day lasts on average 15 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 11 hours of sunshine per day. So, the sun shines 73% of the time.
The average humidity is 64%.
The average wind speed is of 19.6 kph.
The average sea temperature is of 20.8 °C. Therefore, the sea is cool for swimming.
July is generally a warm to hot month. The average temperature is of 26.6 °C, with a minimum of 21.9 °C and a maximum of 31.4 °C.
On the coldest nights of the month, the temperature usually drops to around 17 °C. However, it dropped to 14 °C in July 2004.
On the warmest days of the month, the temperature usually reaches around 37.5 °C. However, it reached 42.7 °C in July 2018.
Precipitation amounts to only 2 mm, and all occurs in one day.
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 75% of the time.
The average humidity is 64%.
The average wind speed is of 20 kph.
The average sea temperature is of 24.4 °C. Therefore, the sea is warm enough for swimming.
August, the hottest month of the year, is generally a warm to hot month. The average temperature is of 26.6 °C, with a minimum of 21.6 °C and a maximum of 31.7 °C.
On the coldest nights of the month, the temperature usually drops to around 17 °C. However, it dropped to 11.9 °C in August 2009.
On the warmest days of the month, the temperature usually reaches around 37.5 °C. However, it reached 42 °C in August 2017.
Precipitation amounts to only 7 mm, distributed over 2 days.
The day lasts on average 13 hours and 40 minutes.
There are on average 10 hours of sunshine per day. So, the sun shines 73% of the time.
The average humidity is 65%.
The average wind speed is of 17.5 kph.
The average sea temperature is of 25.8 °C. Therefore, the sea is warm enough for swimming.
September is generally a warm month. The average temperature is of 22.4 °C, with a minimum of 18 °C and a maximum of 26.9 °C.
On the coldest nights of the month, the temperature usually drops to around 12.5 °C. However, it dropped to 9 °C in September 2020.
On the warmest days of the month, the temperature usually reaches around 33 °C. However, it reached 37 °C in September 2010.
Precipitation amounts to 17 mm, distributed over 2 days.
The day lasts on average 12 hours and 25 minutes.
There are on average 8 hours of sunshine per day. So, the sun shines 64% of the time.
The average humidity is 73%. Hence, the air is normally humid.
The average wind speed is of 17.2 kph.
The average sea temperature is of 23.9 °C. Therefore, the sea is warm enough for swimming.
October is generally a very mild month. The average temperature is of 16.6 °C, with a minimum of 12.9 °C and a maximum of 20.4 °C.
On the coldest nights of the month, the temperature usually drops to around 7 °C. However, it dropped to 2 °C in October 2001.
On the warmest days of the month, the temperature usually reaches around 27 °C. However, it reached 31 °C in October 2007.
Precipitation amounts to 27 mm, distributed over 6 days.
The day lasts on average 11 hours and 5 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 54% of the time.
The average humidity is 82%. Hence, the air is normally humid.
The average wind speed is of 17 kph.
The average sea temperature is of 20.2 °C. Therefore, the sea is very cool for swimming.
November is generally a mild month. The average temperature is of 10.8 °C, with a minimum of 7.6 °C and a maximum of 14 °C.
On the coldest nights of the month, the temperature usually drops to around 1.5 °C. However, it dropped to -7 °C in November 2016.
On the warmest days of the month, the temperature usually reaches around 20.5 °C. However, it reached 25 °C in November 2006.
Precipitation amounts to 36 mm, distributed over 6 days.
The day lasts on average 9 hours and 55 minutes.
There are on average 4 hours of sunshine per day. So, the sun shines 40% of the time.
The average humidity is 85%. Hence, the air is normally humid.
The average wind speed is of 17.5 kph.
The average sea temperature is of 15.7 °C. Therefore, the sea is cold for swimming.
December is generally a quite mild month. The average temperature is of 6.8 °C, with a minimum of 3.9 °C and a maximum of 9.7 °C.
On the coldest nights of the month, the temperature usually drops to around -1.5 °C. However, it dropped to -6 °C in December 2002.
On the warmest days of the month, the temperature usually reaches around 15.5 °C. However, it reached 18.6 °C in December 2010.
Precipitation amounts to 27 mm, distributed over 6 days.
The day lasts on average 9 hours and 20 minutes. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.
There are on average 3 hours of sunshine per day. So, the sun shines 32% of the time.
The average humidity is 86%. Hence, the air is normally humid.
The average wind speed is of 18.1 kph.
The average sea temperature is of 11.9 °C. Therefore, the sea is very cold for swimming.