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Namibia has an average more than 300 days of sunshine a year! Throughout most of the country the climate is arid and semi-arid, changing to sub-tropical in the far north east. Summer (October-April) Average interior temperatures range from 20C-34C during the day. Temperatures above 40C are often recorded in the extreme north and south of the country. The hottest months are between November and February, with average maximum day temperatures ranging between 20°C and 36°C Winter (May to September) with wonderful warm days which are contrasted by very cold nights, when temperatures often drop to below freezing. Average minimum winter temperatures range between 6°C and 10°C, and average winter day temperatures between 18°C and 22°C. The coast influenced by the cold Benguela current, boasts a relatively stable range of 15C-25C. Heavy fog is fairly common at night. Humidity is generally very low in most parts of Namibia, but can reach as high as 80% in the extreme north during summer. The rainy season is from October - April. The average annual rainfall varies from less than 50mm along the coast to 350mm in the central interior and 700mm in the Caprivi. The sporadic rains do not affect road travel significantly, however, tourists should exercise caution when crossing or camping in riverbeds during the rainy season, as flash foods are a common occurrence. | Namibia Weather/ Namibian Weather Charts: | | Month - | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Average over 14 yrs | | Swakopmund | 23/15 | 23/16 | 23/15 | 24/13 | 23/11 | 23/09 | 21/08 | 20/08 | 19/09 | 19/11 | 22/12 | 23/14 | Average Daily Max - Min ºC | | Swakopmund | 00 | 05 | 08 | 03 | 03 | 00 | 00 | 03 | 00 | 00 | 00 | 00 | Rainfall (in mm) | | Swakopmund | 73 | 73 | 74 | 66 | 68 | 64 | 65 | 73 | 69 | 72 | 71 | 72 | Relative Humidity (%) | | Windhoek | 29/17 | 28/16 | 27/15 | 25/13 | 22/09 | 20/07 | 20/06 | 23/08 | 25/12 | 29/15 | 29/15 | 30/17 | Average Daily Max - Min ºC | | Windhoek | 76 | 74 | 79 | 41 | 08 | 00 | 00 | 00 | 03 | 10 | 23 | 48 | Rainfall (in mm) | | Windhoek | 27 | 35 | 33 | 30 | 24 | 24 | 18 | 14 | 11 | 13 | 18 | 23 | Relative Humidity (%) | | Katima Mulilo | 32/25 | 30/27 | 28/22 | 27/19 | 25/16 | 24/15 | 26/16 | 32/22 | 33/23 | 32/25 | 30/24 | 29/24 | Average Daily Max - Min ºC | | Katima Mulilo | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Rainfall (in mm) | | Katima Mulilo | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Relative Humidity (%) | | Grootfontein | 31/25 | 30/24 | 29/23 | 28/22 | 26/20 | 24/17 | 24/17 | 26/19 | 31/23 | 32/25 | 32/25 | 31/25 | Average Daily Max - Min ºC | | Grootfontein | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Rainfall (in mm) | | Grootfontein | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | Relative Humidity (%) |
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