Climate in Tamanrasset (Algeria)

The climate of Tamanrasset subtropical desert, with mild winters (during which it can get cold at night) and very hot, sunny summers.
The city is located in southern Algeria, south of the Tropic of Cancer and at 1,370 meters (4,500 feet) above sea level, in the Hoggar massif. Mount Tahat, 2,908 meters high (9,541 ft), is located 55 km (34 mi) further to the north.
In winter, despite the low latitude, it can sometimes get cold at night due to the altitude, in fact the temperature can drop to 0 °C (32 °F) or slightly below.
In summer, the altitude tempers the heat, however, temperatures can sometimes reach or exceed 40 °C (104 °F).
Due to the southern location, not very far from the area that receives the African monsoon, there is a slight increase in humidity in summer, especially in August and September, and occasionally there may be some rain.

Tamanrasset - Climate data

The average temperature of the coldest month (January) is of 12.8 °C (55.1 °F), that of the warmest month (July) is of 29.8 °C (85.7 °F). Here are the average temperatures.
Precipitation amounts to 55 millimeters (2.2 inches) per year: it is therefore at a desert level. It ranges from 1 mm (0 in) in the driest month (November) to 8 mm (0.3 in) in the wettest ones (August, September) Here is the average precipitation.

Tamanrasset - Weather by month

Based on the period 1991-2020

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January, the coldest month of the year, is generally a mild month. However, there are remarkable differences between night and day. The average temperature is of 12.8 °C (55 °F), with a minimum of 5.4 °C (41.7 °F) and a maximum of 20.3 °C (68.5 °F).
On the coldest nights of the month, the temperature usually drops to around 0 °C (32 °F). However, it dropped to -3.4 °C (25.9 °F) in January 2015.
On the warmest days of the month, the temperature usually reaches around 24.5 °C (76.5 °F). However, it reached 30 °C (86 °F) in January 2007.
Precipitation amounts to only 2 mm (0.1 in), and all occurs in one day.
The day lasts on average 10 hours and 55 minutes.
The average humidity is 21%. Hence, the air is normally dry.
The average wind speed is 12 kph (7 mph).

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February is generally a very mild month. However, there are remarkable differences between night and day. The average temperature is of 15.2 °C (59 °F), with a minimum of 7.8 °C (46.1 °F) and a maximum of 22.5 °C (72.5 °F).
On the coldest nights of the month, the temperature usually drops to around 1.5 °C (35 °F). However, it dropped to -3.7 °C (25.3 °F) in February 2018.
On the warmest days of the month, the temperature usually reaches around 27 °C (80.5 °F). However, it reached 33 °C (91.4 °F) in February 2010.
Precipitation amounts to only 2 mm (0.1 in), and all occurs in one day.
The day lasts on average 11 hours and 25 minutes.
The average humidity is 19%. Hence, the air is normally dry.
The average wind speed is 13 kph (8 mph).

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March is generally a warm month. However, there are remarkable differences between night and day. The average temperature is of 18.9 °C (66 °F), with a minimum of 11.8 °C (53.2 °F) and a maximum of 26 °C (78.7 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 5 °C (41 °F). However, it dropped to 0 °C (32 °F) in March 2012.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 30.5 °C (87 °F). However, it reached 33 °C (91.4 °F) in March 2011.
Precipitation amounts to only 5 mm (0.2 in), and all occurs in one day.
The day lasts on average 12 hours and 5 minutes.
The average humidity is 17%. Hence, the air is normally dry.
The average wind speed is 15 kph (9 mph).

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April is generally a warm to hot month. However, there are remarkable differences between night and day. The average temperature is of 23.4 °C (74 °F), with a minimum of 16.3 °C (61.3 °F) and a maximum of 30.5 °C (87 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 10 °C (50.5 °F). However, it dropped to 7 °C (44.6 °F) in April 2013.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 34.5 °C (94 °F). However, it reached 37.5 °C (99.5 °F) in April 2016.
Precipitation amounts to only 2 mm (0.1 in), distributed over 0 days.
The day lasts on average 12 hours and 40 minutes.
The average humidity is 14%. Hence, the air is normally dry.
The average wind speed is 16 kph (10 mph).

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May is generally a warm to hot month. However, there are remarkable differences between night and day. The average temperature is of 27.2 °C (81 °F), with a minimum of 20.6 °C (69.2 °F) and a maximum of 33.8 °C (92.8 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 15 °C (59 °F). However, it dropped to 11 °C (51.8 °F) in May 1993.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 37 °C (99 °F). However, it reached 40 °C (104 °F) in May 2003.
Precipitation amounts to only 5 mm (0.2 in), and all occurs in one day.
The day lasts on average 13 hours and 20 minutes.
The average humidity is 16%. Hence, the air is normally dry.
The average wind speed is 16 kph (10 mph).

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June is generally a very hot month. The average temperature is of 29.6 °C (85 °F), with a minimum of 23.6 °C (74.5 °F) and a maximum of 35.6 °C (96.2 °F).
On the coldest nights, the temperature usually drops to around 19.5 °C (67 °F). However, it dropped to 17 °C (62.6 °F) in June 2000.
On the warmest days, the temperature usually reaches around 38.5 °C (101 °F). However, it reached 42 °C (107.6 °F) in June 2010.
Precipitation amounts to only 7 mm (0.3 in), distributed over 3 days.
The day lasts on average 13 hours and 30 minutes. June 21, the summer solstice, is the longest day of the year in the Northern Hemisphere.
The average humidity is 17%. Hence, the air is normally dry.
The average wind speed is 16 kph (10 mph).

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July, the hottest month of the year, is generally a very hot month. The average temperature is of 29.8 °C (86 °F), with a minimum of 23.9 °C (75.1 °F) and a maximum of 35.7 °C (96.3 °F).
On the coldest nights of the month, the temperature usually drops to around 20 °C (68 °F). However, it dropped to 17 °C (62.6 °F) in July 2011.
On the warmest days of the month, the temperature usually reaches around 38.5 °C (101.5 °F). However, it reached 42 °C (107.6 °F) in July 2008.
Precipitation amounts to only 5 mm (0.2 in), distributed over 2 days.
The day lasts on average 13 hours and 25 minutes.
The average humidity is 17%. Hence, the air is normally dry.
The average wind speed is 16 kph (10 mph).

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August is generally a very hot month. The average temperature is of 29.2 °C (85 °F), with a minimum of 23.4 °C (74.1 °F) and a maximum of 35 °C (95 °F).
On the coldest nights of the month, the temperature usually drops to around 19.5 °C (67 °F). However, it dropped to 17 °C (62.6 °F) in August 1993.
On the warmest days of the month, the temperature usually reaches around 37.5 °C (99.5 °F). However, it reached 40 °C (104 °F) in August 2012.
Precipitation amounts to only 8 mm (0.3 in), distributed over 5 days.
The day lasts on average 12 hours and 55 minutes.
The average humidity is 24%. Hence, the air is normally dry.
The average wind speed is 15 kph (9 mph).

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September is generally a very hot month. The average temperature is of 27.9 °C (82 °F), with a minimum of 22 °C (71.6 °F) and a maximum of 33.8 °C (92.8 °F).
On the coldest nights, the temperature usually drops to around 18 °C (65 °F). However, it dropped to 15 °C (59 °F) in September 2015.
On the warmest days, the temperature usually reaches around 36 °C (97 °F). However, it reached 39 °C (102.2 °F) in September 1992.
Precipitation amounts to only 8 mm (0.3 in), distributed over 3 days.
The day lasts on average 12 hours and 10 minutes.
The average humidity is 22%. Hence, the air is normally dry.
The average wind speed is 14 kph (9 mph).

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October is generally a warm to hot month. The average temperature is of 23.6 °C (75 °F), with a minimum of 17.3 °C (63.2 °F) and a maximum of 30 °C (85.9 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 12 °C (53.5 °F). However, it dropped to 8 °C (46.4 °F) in October 2019.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 33.5 °C (92.5 °F). However, it reached 39 °C (102.2 °F) in October 1998.
Precipitation amounts to only 7 mm (0.3 in), distributed over 2 days.
The day lasts on average 11 hours and 35 minutes.
The average humidity is 23%. Hence, the air is normally dry.
The average wind speed is 13 kph (8 mph).

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November is generally a warm month. However, there are remarkable differences between night and day. The average temperature is of 18.2 °C (65 °F), with a minimum of 11.2 °C (52.2 °F) and a maximum of 25.1 °C (77.2 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 6 °C (43 °F). However, it dropped to 1 °C (33.8 °F) in November 2007.
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 °C (93.2 °F) in November 1995.
Precipitation amounts to only 1 mm (0 in), distributed over 0 days.
The day lasts on average 11 hours and 0 minutes.
The average humidity is 23%. Hence, the air is normally dry.
The average wind speed is 11 kph (7 mph).

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December is generally a mild month. However, there are remarkable differences between night and day. The average temperature is of 14.5 °C (58 °F), with a minimum of 7.4 °C (45.4 °F) and a maximum of 21.6 °C (70.9 °F).
On the coldest nights of the month, the temperature usually drops to around 1.5 °C (35 °F). However, it dropped to -0.5 °C (31.1 °F) in December 2017.
On the warmest days of the month, the temperature usually reaches around 26 °C (78.5 °F). However, it reached 29 °C (84.2 °F) in December 2008.
Precipitation amounts to only 2 mm (0.1 in), and all occurs in one day.
The day lasts on average 10 hours and 50 minutes. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.
The average humidity is 24%. Hence, the air is normally dry.
The average wind speed is 11 kph (7 mph).