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Monthly climate in Otavi, Namibia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Otavi features a hot semi-arid climate (BSh). Temperatures typically range between 16 °C (61 °F) and 26 °C (80 °F) through the year, but rarely can drop to 3 °C (38 °F) or can rise to as high as 39 °C (102 °F). The average annual precipitation amounts to about 673 mm (26.5 inches) and receives 84 rainy days on the 1 mm (0.04 inches) threshold annually. Otavi enjoys an average of 4029 hours of sunshine throughout the year, and daylight varies from 10 hours 56 minutes to 13 hours 16 minutes per day.

Monthly average temperatures in Otavi, Namibia

The warmest months in Otavi are October, November and December, with daily mean temperatures ranging from 26 to 26 °C (79 - 80 °F) throughout the day. The coldest temperatures usually occur in May, June and July, when daily mean temperatures range from 16 to 19 °C (61 - 66 °F) throughout the day. On average each year, Otavi experiences 278 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Otavi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum38°C
(101°F)		37°C
(99°F)		37°C
(98°F)		33°C
(91°F)		31°C
(89°F)		29°C
(84°F)		29°C
(85°F)		34°C
(93°F)		36°C
(97°F)		38°C
(101°F)		39°C
(102°F)		38°C
(100°F)
Mean maximum35°C
(96°F)		34°C
(93°F)		31°C
(89°F)		30°C
(86°F)		29°C
(84°F)		27°C
(81°F)		28°C
(82°F)		32°C
(90°F)		35°C
(96°F)		37°C
(99°F)		37°C
(99°F)		36°C
(97°F)
Average high31°C
(88°F)		29°C
(85°F)		28°C
(84°F)		27°C
(82°F)		27°C
(80°F)		25°C
(77°F)		25°C
(76°F)		29°C
(84°F)		32°C
(91°F)		34°C
(93°F)		34°C
(93°F)		33°C
(91°F)
Daily mean25°C
(76°F)		23°C
(74°F)		22°C
(72°F)		21°C
(69°F)		19°C
(66°F)		16°C
(61°F)		16°C
(61°F)		20°C
(68°F)		24°C
(75°F)		26°C
(79°F)		26°C
(80°F)		26°C
(79°F)
Average low19°C
(67°F)		18°C
(65°F)		17°C
(64°F)		15°C
(59°F)		12°C
(53°F)		9°C
(48°F)		8°C
(47°F)		11°C
(52°F)		15°C
(60°F)		18°C
(65°F)		19°C
(67°F)		19°C
(67°F)
Mean minimum17°C
(62°F)		16°C
(61°F)		15°C
(58°F)		12°C
(54°F)		8°C
(46°F)		6°C
(44°F)		5°C
(41°F)		6°C
(44°F)		10°C
(50°F)		13°C
(55°F)		15°C
(60°F)		16°C
(62°F)
Minimum15°C
(60°F)		15°C
(59°F)		13°C
(55°F)		11°C
(52°F)		3°C
(38°F)		5°C
(41°F)		3°C
(38°F)		4°C
(40°F)		8°C
(47°F)		10°C
(51°F)		12°C
(54°F)		14°C
(57°F)

Compare climate in Otavi with other places

Compare temperature, precipitation, sunshine, UV index in Otavi, Namibia with other places around the world.

Monthly average precipitation in Otavi, Namibia

Otavi usually has the most precipitation in January, February and March, with an average of 17 rainy days and 160 mm (6.3 inches) of precipitation per month. The driest months in Otavi are June, July and August. On average, 0 mm (0.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Otavi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)163 (6.4)172 (6.8)146 (5.7)43 (1.7)0 (0.0)0 (0.0)0 (0.0)0 (0.0)2 (0.1)18 (0.7)37 (1.5)93 (3.7)
Average precipitation days (≥ 1 mm)14172080000041011

Monthly sunshine hours in Otavi, Namibia

The sunniest months in Otavi are October, November and December, when the sun shines an average of 11 hours 57 minutes a day. Least sunny months in Otavi: January, February and June receive an average of 10 hours 11 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Otavi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours286310337331332320333338337365361373
Mean daily daylight hours13h 9m12h 43m12h 10m11h 36m11h 9m10h 56m11h 3m11h 27m11h 58m12h 32m13h 1m13h 16m

Solar UV radiation in Otavi, Namibia

Otavi experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 16 - 17, which corresponds to the Extreme category of sun exposure. May, June and July are in the Very High exposure category. In these months, the maximum values of the UV index do not exceed 9. For more detailed information, check out our hourly Otavi UV Index data.

Average daily maximum UV levels by month for Otavi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)161714139881013131516