Weather and climate in Keetmanshoop (Namibia)

Keetmanshoop's climate is sub-tropical desert, tempered by altitude, with a very hot, relatively rainy season from November to March and a long dry season from April to October, within which there is a cool period from May to August. In the latter, at night the temperature can drop down to the freezing point or slightly below. During the day, it can get very hot from September to March.
The city is located in southern Namibia, at 1,000 meters (3,300 feet) above sea level.
We are in the Kalahari desert, where the rains allow the growth of some species of xerophilous plants.
The sun shines all year round, and indeed, with nearly 3,900 hours of sunshine a year, Keetmanshoop is one of the sunniest cities in the world.

Keetmanshoop - Climate data

The average temperature of the coldest month (July) is of 15.0 °C (59.1 °F), that of the warmest month (January) is of 28.1 °C (82.6 °F). Here are the average temperatures.
Precipitation amounts to 160 millimeters (6.3 inches) per year: it is therefore at a desert level. It ranges from 1 mm (0 in) in the driest months (July, August) to 40 mm (1.6 in) in the wettest one (February). Here is the average precipitation.
There are on average around 3875 sunshine hours per year. Here are the average hours of sunshine per day.

Keetmanshoop - Weather by month

Based on the period 1991-2020

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January, the hottest month of the year, is generally a very hot month. However, there are remarkable differences between night and day. The average temperature is of 28.1 °C (83 °F), with a minimum of 19.6 °C (67.3 °F) and a maximum of 36.6 °C (97.8 °F).
On the coldest nights of the month, the temperature usually drops to around 13.5 °C (56 °F). However, it dropped to 9 °C (48.2 °F) in January 1998.
On the warmest days of the month, the temperature usually reaches around 40.5 °C (104.5 °F). However, it reached 42.8 °C (109 °F) in January 2012.
Precipitation amounts to 25 mm (1 in), distributed over 4 days.
The day lasts on average 13 hours and 35 minutes.
There are on average 11.5 hours of sunshine per day. So, the sun shines 84% of the time.
The average humidity is 29%. Hence, the air is normally dry.
The average wind speed is 11 kph (7 mph).

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February is generally a very hot month. However, there are remarkable differences between night and day. The average temperature is of 27.7 °C (82 °F), with a minimum of 19.6 °C (67.2 °F) and a maximum of 35.9 °C (96.6 °F).
On the coldest nights of the month, the temperature usually drops to around 13.5 °C (56.5 °F). However, it dropped to 10 °C (50 °F) in February 2012.
On the warmest days of the month, the temperature usually reaches around 39 °C (102.5 °F). However, it reached 42 °C (107.6 °F) in February 1998.
Precipitation amounts to 40 mm (1.6 in), distributed over 5 days.
The day lasts on average 13 hours and 0 minutes.
There are on average 10.5 hours of sunshine per day. So, the sun shines 82% of the time.
The average humidity is 33%. Hence, the air is normally dry.
The average wind speed is 10 kph (6 mph).

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March is generally a warm to hot month. However, there are remarkable differences between night and day. The average temperature is of 26.5 °C (80 °F), with a minimum of 18.6 °C (65.5 °F) and a maximum of 34.4 °C (93.9 °F).
On the coldest nights, the temperature usually drops to around 11.5 °C (53 °F). However, it dropped to 7 °C (44.6 °F) in March 2003.
On the warmest days, the temperature usually reaches around 38 °C (100.5 °F). However, it reached 40.3 °C (104.5 °F) in March 2019.
Precipitation amounts to 35 mm (1.4 in), distributed over 5 days.
The day lasts on average 12 hours and 10 minutes.
There are on average 10 hours of sunshine per day. So, the sun shines 83% of the time.
The average humidity is 34%. Hence, the air is normally dry.
The average wind speed is 10 kph (6 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 23.0 °C (73 °F), with a minimum of 15.2 °C (59.4 °F) and a maximum of 30.7 °C (87.3 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 7.5 °C (45.5 °F). However, it dropped to 3.1 °C (37.6 °F) in April 2009.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 34.5 °C (94.5 °F). However, it reached 38.8 °C (101.8 °F) in April 1999.
Precipitation amounts to 15 mm (0.6 in), distributed over 2 days.
The day lasts on average 11 hours and 25 minutes.
There are on average 10 hours of sunshine per day. So, the sun shines 89% of the time.
The average humidity is 33%. Hence, the air is normally dry.
The average wind speed is 11 kph (7 mph).

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May is generally a warm month. However, there are remarkable differences between night and day. The average temperature is of 19.6 °C (67 °F), with a minimum of 11.8 °C (53.2 °F) and a maximum of 27.5 °C (81.5 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 4.5 °C (40 °F). However, it dropped to 0.2 °C (32.4 °F) in May 2007.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 32 °C (89.5 °F). However, it reached 35 °C (95 °F) in May 2019.
Precipitation amounts to only 5 mm (0.2 in), and all occurs in one day.
The day lasts on average 10 hours and 50 minutes.
There are on average 10 hours of sunshine per day. So, the sun shines 91% of the time.
The average humidity is 30%. Hence, the air is normally dry.
The average wind speed is 11 kph (7 mph).

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June is generally a very mild month. However, there are remarkable differences between night and day. The average temperature is of 15.4 °C (60 °F), with a minimum of 7.6 °C (45.6 °F) and a maximum of 23.3 °C (73.9 °F).
On the coldest nights, the temperature usually drops to around 1 °C (34 °F). However, it dropped to -3.5 °C (25.7 °F) in June 2011.
On the warmest days, the temperature usually reaches around 28.5 °C (83.5 °F). However, it reached 32.3 °C (90.1 °F) in June 1999.
Precipitation amounts to only 2 mm (0.1 in), distributed over 0 days.
The day lasts on average 10 hours and 30 minutes. June 21, the winter solstice, is the shortest day of the year in the Southern Hemisphere.
There are on average 9.5 hours of sunshine per day. So, the sun shines 91% of the time.
The average humidity is 35%. Hence, the air is normally dry.
The average wind speed is 13 kph (8 mph).

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July, the coldest month of the year, is generally a very mild month. However, there are remarkable differences between night and day. The average temperature is of 15.0 °C (59 °F), with a minimum of 7 °C (44.5 °F) and a maximum of 23.1 °C (73.6 °F).
On the coldest nights of the month, the temperature usually drops to around 0.5 °C (33 °F). However, it dropped to -2.5 °C (27.5 °F) in July 2001.
On the warmest days of the month, the temperature usually reaches around 28.5 °C (83 °F). However, it reached 31 °C (87.8 °F) in July 2000.
Precipitation amounts to only 1 mm (0 in), distributed over 0 days.
The day lasts on average 10 hours and 40 minutes.
There are on average 10 hours of sunshine per day. So, the sun shines 92% of the time.
The average humidity is 32%. Hence, the air is normally dry.
The average wind speed is 13 kph (8 mph).

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August is generally a very mild month. However, there are remarkable differences between night and day. The average temperature is of 16.8 °C (62 °F), with a minimum of 8.2 °C (46.8 °F) and a maximum of 25.3 °C (77.5 °F).
On the coldest nights of the month, the temperature usually drops to around 0.5 °C (33 °F). However, it dropped to -2.4 °C (27.7 °F) in August 2007.
On the warmest days of the month, the temperature usually reaches around 31.5 °C (89 °F). However, it reached 34.4 °C (93.9 °F) in August 2011.
Precipitation amounts to only 1 mm (0 in), distributed over 0 days.
The day lasts on average 11 hours and 10 minutes.
There are on average 10.5 hours of sunshine per day. So, the sun shines 93% of the time.
The average humidity is 28%. Hence, the air is normally dry.
The average wind speed is 13 kph (8 mph).

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September is generally a warm month. However, there are remarkable differences between night and day. The average temperature is of 20.5 °C (69 °F), with a minimum of 11.6 °C (52.9 °F) and a maximum of 29.4 °C (84.9 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 4 °C (39 °F). However, it dropped to -0.7 °C (30.7 °F) in September 2008.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 36 °C (96.5 °F). However, it reached 39 °C (102.2 °F) in September 2017.
Precipitation amounts to only 3 mm (0.1 in), distributed over 0 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 10.5 hours of sunshine per day. So, the sun shines 89% of the time.
The average humidity is 24%. Hence, the air is normally dry.
The average wind speed is 12 kph (8 mph).

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October 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 14.4 °C (57.9 °F) and a maximum of 32.5 °C (90.4 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 6 °C (43 °F). However, it dropped to 2 °C (35.6 °F) in October 2016.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 38 °C (100 °F). However, it reached 40.7 °C (105.3 °F) in October 2015.
Precipitation amounts to only 6 mm (0.2 in), and all occurs in one day.
The day lasts on average 12 hours and 50 minutes.
There are on average 11 hours of sunshine per day. So, the sun shines 86% of the time.
The average humidity is 23%. Hence, the air is normally dry.
The average wind speed is 12 kph (8 mph).

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November is generally a warm to hot month. However, there are remarkable differences between night and day. The average temperature is of 25.2 °C (77 °F), with a minimum of 16.1 °C (61 °F) and a maximum of 34.3 °C (93.7 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 8 °C (47 °F). However, it dropped to 5 °C (41 °F) in November 1995.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 39.5 °C (103 °F). However, it reached 42.7 °C (108.9 °F) in November 2016.
Precipitation amounts to 11 mm (0.4 in), distributed over 2 days.
The day lasts on average 13 hours and 25 minutes.
There are on average 11.5 hours of sunshine per day. So, the sun shines 86% of the time.
The average humidity is 23%. Hence, the air is normally dry.
The average wind speed is 12 kph (8 mph).

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December is generally a warm to hot month. However, there are remarkable differences between night and day. The average temperature is of 27.4 °C (81 °F), with a minimum of 18.6 °C (65.4 °F) and a maximum of 36.3 °C (97.3 °F).
On the coldest nights of the month, the temperature usually drops to around 12.5 °C (54.5 °F). However, it dropped to 7.8 °C (46 °F) in December 2006.
On the warmest days of the month, the temperature usually reaches around 40 °C (104 °F). However, it reached 42.3 °C (108.1 °F) in December 2010.
Precipitation amounts to 13 mm (0.5 in), distributed over 2 days.
The day lasts on average 13 hours and 50 minutes. December 21, the summer solstice, is the longest day of the year in the Southern Hemisphere.
There are on average 12 hours of sunshine per day. So, the sun shines 86% of the time.
The average humidity is 25%. Hence, the air is normally dry.
The average wind speed is 12 kph (8 mph).