Climate and monthly weather forecast
Otavi, Namibia


The climate of Otavi

Otavi, nestled in the heart of Namibia, possesses a BSh or Subtropical steppe Köppen climate classification. This classification indicates that the town's climatic conditions are shaped by warm temperatures and low rainfall levels that occur rather sporadically. Throughout the year, the weather showcases a mixture of relative humidity, wind speed, sunshine, daylight hours, and rainfall.

Temperature highs fluctuate from 22.6°C (72.7°F) in July to a peak of 32.8°C (91°F) in October. On the other end of the spectrum, lows toggle between 6.8°C (44.2°F) in July to around 20.5°C (68.9°F) in November and December. Substantial temperature variations are evident pointing towards typically warm to hot days and cooler nights.

Analysing the precipitation data shows an intriguing pattern with rainfall peaking at 129mm (5.08") in December and dropping to a negligible 2mm (0.08") in May and September. Meanwhile, there is no recorded rainfall from June through August.

Relative humidity readings illustrate a similar trend, sjowing a peak of 62% in March and dwindling into the mid-twenties from August through October. As for wind speeds, it ranges between 8.5km/h (5.3mph) in April and reaches up to 11km/h (6.8mph) in October. Sunshine hours stay relatively stable for most of the year, oscillating between 9.2 hours in January and February to a maximum of 10 hours during August.

The best time to visit Otavi

For visitors desiring warm but not overwhelming temperatures and less precipitation, the period from May to August may be the best time to journey to Otavi. During this period, temperatures are cooler with highs oscillating from 24.8°C (76.6°F) to 22.6°C (72.7°F), and lows dipping to a chilly 11.4°C (52.5°F) to 6.8°C (44.2°F). Additionally, relative humidity is at comfortable levels hovering from 55% in April to the lowest readings of the year, around 26% in August. This period also offers the most sunshine with daily amounts ranging from 9.8 to 10 hours.

The worst time to visit Otavi

In contrast, travelling to Otavi may be challenging from December to February, as these months witness the most rainfall: a 129mm (5.08") peak in December, followed by 118mm (4.65") in January and 88mm (3.46") in February. Furthermore, these months register a higher frequency of rainfall days with counts ranging from 19.9 to 23.7 days. Coupled with the highest temperatures, with extreme values exceeding 31°C (87.8°F) in January, February, and December, the conditions might be overly humid and uncomfortable for some visitors.

Spring weather in Otavi

Spring in Otavi, recorded between September through November, is characterized by increasing temperatures and humidity levels. During this period, temperatures escalate from a high of 27.1°C (80.8°F) in September to a blistering 32.8°C (91°F) in October before residing to 31°C (87.8°F) in November. Correspondingly, minimum temperatures elevate from 9.7°C (49.5°F) in September to 20.5°C (68.9°F) in November. Furthermore, rainfall gradually increases this season, culminating in a notable 77mm (3.03") in November.

Summer weather in Otavi

Summer, extending from December to February, is the wettest season in Otavi. The amount of rainfall is substantial, peaking in December at 129mm (5.08"), followed by 118mm (4.65") in January, before somewhat easing to 88mm (3.46") in February. Concurrently, relative humidity levels rise to similar highs in these months with maximum temperatures soaring between 31°C (87.8°F) and 29.1°C (84.4°F).

Autumn weather in Otavi

During the months of March, April, and May, Otavi transitions into an autumn season. Rainfall sharply decreases from 88mm (3.46") in March, 44mm (1.73") in April, to a minimal 2mm (0.08") in May. During this phase, temperatures begin to drop, with highs diversifying from 27.3°C (81.1°F) in March, 26.1°C (79°F) in April, to 24.8°C (76.6°F) in May. Contrarily, minimum temperatures uniformly decline from 17.8°C (64°F) in March to 11.4°C (52.5°F) in May, introducing cooler nights.

Winter weather in Otavi

Winter in Otavi spans between June and August. These months are typically dry with no recorded rainfall, complemented by a drop in relative humidity levels. Temperatures tread a cooler path with highs wavering between 22.7°C (72.9°F) in June to 22.6°C (72.7°F) in July and returning to 27.1°C (80.8°F) in August. Meanwhile, lows drop to 7.6°C (45.7°F) in June, dip further to 6.8°C (44.2°F) in July before climbing to 9.7°C (49.5°F) in August. Consequently, nights are crisp and cool, while days remain warm but comfortable.

Weather in January

January marks the peak of summer in Otavi, Namibia with hot and humid weather trending during this period. Notably, the highest temperature recorded is 29.1°C (84.4°F), with high levels of humidity recorded at around 57%. The city experiences its fair share of rainfall as the year opens. Weather in January »

Weather in February

The city endures a slight reduction in temperature as February sets in, though high levels of humidity linger. With routine rainfall and near similar temperature patterns, February mirrors January when it comes to the weather. Weather in February »

Weather in March

The gradual transition towards a milder climate becomes evident in the city of Otavi as March arrives. Predictably, the temperature decreases, while the rainfall is less intensive compared to the summer months. Winds blow with a speed of 9km/h (5.6mph), contributing to a slight nip in the weather. Weather in March »

Weather in April

In April, a marked dip in rainfall becomes apparent, characterized by precipitation merely reaching 44mm (1.73"), with only 11.7 days of rainfall on average. This shift is accompanied by lower temperatures and humidity levels, setting the stage for a steady transition into colder months. Weather in April »

Weather in May

As May dawns, Otavi's weather steers swiftly into the winter months with decreasing temperatures and negligible rainfall. There is a noteworthy pattern of cloud cover dropping significantly, correlating with the declining temperature and humidity ratio. Weather in May »

Weather in June

June’s arrival in Otavi brings forth the true essence of winter with distinctively cooler temperatures. While other climatic patterns follow similar trends as May, the cloud cover minimizes to almost negligible levels. The pressure stays constant at a monthly average of about 1020mb, causing most of the atmospheric energy to dissipate. Weather in June »

Weather in July

Midwinter is peaked in July with the lowest average monthly temperature limiting to 6.8°C (44.2°F). The humidity continues to drop, while the precipitation remains nonobservant. There is a slight increase in wind speed, adding to the chill factor in the city. Weather in July »

Weather in August

With the closing of July, there is a mild increase in the daytime temperature in August, offering a hint of relief from the biting cold. The rainfall remains at an absolute minimum, resulting in dry surroundings. Contiguously, visibility improves, combined with an almost invisible cloud cover. Weather in August »

Weather in September

As September progresses in Otavi, the city begins to warm up with a pronounced increase in daytime highs. The distinct lack of rainfall remains, while the nominal cloud cover results in hot and dry days. Higher daylight hours and returning warmer temperatures suggest the onset of the summer season. Weather in September »

Weather in October

Altering its prior course, Otavi experiences a surge in rainfall in October with approximately twenty days of precipitation. The temperature remains within a comfortable range, inviting a welcoming transition into the summer season. Weather in October »

Weather in November

November ushers in a moderate climate, blending warmth with sporadic showers in Otavi. The rainfall diversifies to 15.3 days on average, breaking the steady rising heat during this month. The frequency of sunshine-filled days reduces, with observable cloud formations appearing more frequently. Weather in November »

Weather in December

In December, Otavi culminates in the year's second-highest rainfall frequency, around 129mm (5.08"). The city is enveloped under a thick cloud cover of 24%, leading to shorter days and reduced sunlight hours. The prevalent wind speeds reduce in comparison to previous months. Weather in December »

Frequently asked questions

How many days does it rain in Otavi?

Throughout the year, there are 120.9 rainfall days, and 607mm (23.9") of precipitation is accumulated.

What is the month with the least sunshine in Otavi?

January and February, with an average of 9.2h of sunshine, are months with the least sunshine in Otavi.

What is the most humid month in Otavi?

The most humid month in Otavi, Namibia, is March, with an average relative humidity of 62%.

What is the month with the lowest UV index in Otavi?

The months with the lowest UV index are May through August, with an average maximum UV index of 5.

What is the driest month in Otavi?

In Otavi, Namibia, rain does not fall in June through August.

What is the month with the shortest days in Otavi?

With an average of 11h and 0min of daylight, June has the shortest days of the year.

What is the coldest month in Otavi?

July, with an average high of 22.6°C (72.7°F) and a low of 6.8°C (44.2°F), signifies the coldest month of the year.

What month has the most sunshine in Otavi?

August has the most sunshine of the year in Otavi, with an average of 10h of sunshine.

What is the least humid month in Otavi?

September is the least humid month, with an average relative humidity of 20%.

When does it rain in Otavi?

Months with rainfall in Otavi are January through May, September through December.

What month is the hottest in Otavi?

Otavi experiences its average highest temperatures in October, reaching a peak of 32.8°C (91°F) and a minimum of 18.5°C (65.3°F).

When is the highest UV index in Otavi?

October is the month with the highest UV index in Otavi, Namibia, with an average maximum UV index of 7.

What is the wettest month in Otavi?

The month with the most rainfall in Otavi is December, when the rain falls for 22.2 days and typically aggregates up to 129mm (5.08") of precipitation.

When are the longest days in Otavi?

December has the longest days of the year, with an average of 13h and 18min of daylight.

Is there Daylight Saving Time (DST) in Otavi?

Otavi does not utilize Daylight Saving Time (DST). CAT timezone is used over the entire year.

Average temperature
Otavi, Namibia

Average temperature - Otavi, Namibia

The warmest month (with the highest average high temperature) is October (32.8°C).
The month with the lowest average high temperature is July (22.6°C).

The months with the highest average low temperature are November and December (20.5°C).
The coldest month (with the lowest average low temperature) is July (6.8°C).


Average pressure
Otavi, Namibia

Average pressure - Otavi, Namibia

The month with the highest atmospheric pressure is July (1020.5mbar).
The month with the lowest atmospheric pressure is January (1009.7mbar).


Average wind speed
Otavi, Namibia

Average wind speed - Otavi, Namibia

The windiest month (with the highest average wind speed) is October (11km/h).
The calmest month (with the lowest average wind speed) is April (8.5km/h).


Average rainfall
Otavi, Namibia

Average rainfall - Otavi, Namibia

The wettest month (with the highest rainfall) is December (129mm).
The driest months (with the least rainfall) are June, July and August (0mm).


Average rainfall days
Otavi, Namibia

Average rainfall days - Otavi, Namibia

The month with the highest number of rainy days is December (22.2 days).
The months with the least rainy days are June and July (0 days).


Average daylight / Average sunshine
Otavi, Namibia

Average daylight / Average sunshine - Otavi, Namibia

The month with the longest days is December (Average daylight: 13h and 18min).
The month with the shortest days is June (Average daylight: 11h and 0min).

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The months with the least sunshine are January and February (Average sunshine: 9h and 12min).


Average sunshine days
Otavi, Namibia

Average sunshine days - Otavi, Namibia

The month with the most sunshine days is July (31 days).
The month with the least sunshine days is February (6.4 days).


Average visibility
Otavi, Namibia

Average visibility - Otavi, Namibia

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).


Otavi, Namibia

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