Climate and monthly weather forecast
Choma, Zambia

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The climate of Choma

Choma, located in Zambia, experiences a climatic condition defined as Humid subtropical, dry winter in the Köppen climate classification (Cwa). The weather in Choma showcases distinct variations seen in the average monthly temperature, humidity, rainfall, and sunshine hours.

Throughout the year, temperatures fluctuate between a maximum average of 32.6°C (90.7°F) and a minimum average of 10.5°C (50.9°F). The months of October and November record the highest average temperature at 32.6°C (90.7°F) and 30.5°C (86.9°F), respectively, while the coldest month is July with a minimum average of 10.5°C (50.9°F).

Choma's climate is moderately humid with an annual average relative humidity of 82% in January and 53% in July. A similar trend is visible in rainfall patterns as well. The city receives an average annual rainfall ranging from 156mm (6.14") in December to 1mm (0.04") in June and July, concentrated mainly in the rainy season from November to March.

Sunlight is prevalent in Choma with the shortest daily sunlight recorded at 7.6 hours (in May, June, and July) and the longest at 12.2 hours (in October). Wind movements remain fairly consistent throughout the year, ranging on average from 8.2km/h (5.1mph) to 12.9km/h (8mph).

The best time to visit Choma

Ideal conditions for visiting Choma are typically from June to October. During these months, Choma experiences the least rainfall (from 1mm (0.04") in June and July to no rainfall from August to October) with an average temperature of 26.6°C (79.9°F) in September and 30.5°C (86.9°F) in October. The increase in sunshine hours up to 12.2 hours per day in October combined with the diminished humidity and negligible rainfall makes this period attractive for outdoor activities.

The worst time to visit Choma

The period between December and February can be considered the least favorable for visiting Choma. These months register high amounts of rainfall with the average surging to 156mm (6.14") in December and still remaining fairly high at 102mm (4.02") in February. Concurrently, the relative humidity escalates up to 84% in February, creating conditions less comfortable for outdoor exploration.

Spring weather in Choma

Between September and November, the weather in Choma transitions from the cooler dry season to the warm wet season. September is the driest month with no reported rainfall, while November sees a drastic surge in precipitation, up to 80mm (3.15"). The average daily temperature increases from 26.6°C (79.9°F) in September to 30.5°C (86.9°F) in November, while minimum temperatures also rise from 13.1°C (55.6°F) in September to 19.9°C (67.8°F) in November.

Summer weather in Choma

The transition into summer from December to February is accompanied by substantial rainfall. The average temperatures remain fairly high, peaking at 32.6°C (90.7°F) in December, with the lowest average temperature recorded at 17.6°C (63.7°F) in February. December and January see the longest hours of daylight at 13.1 and 13 hours, but actual sunshine hours are limited due to higher cloud cover.

Autumn weather in Choma

Autumn, from March to May, is characterized by receding rains and cooling temperatures. Rainfall drops significantly from 54mm (2.13") in March to as low as 3mm (0.12") in May. While the period marks a decline in temperatures, humidity follows a decreasing trend as well, making it an opportune time for holiday-goers to explore.

Winter weather in Choma

Winter in Choma spans from June to August, during which the city experiences the least rainfall. With an average temperature of 22.6°C (72.7°F) in July, the weather remains mild during these months. Despite shorter daylight hours, ranging from 11.1 to 11.6 hours, sufficient sunshine allows for pleasant outdoor activities.

Weather in January

The year kicks off in Choma, Zambia, with January weather marked by high humidity and substantial rainfall. Daylight hours are ample for this part of the year, but cloud cover often makes for overcast skies. The notable characteristic for January relates to a higher relative humidity of 82% and considerable rainfall of 149mm (5.87") occurring over an average of 23.6 days. Weather in January »

Weather in February

As Choma, Zambia moves into February, a decrease in both rainfall and humidity from the previous month is noted, indicating a transition towards drier conditions. Despite this change, February still retains a significant amount of cloud cover, resulting in lower sunshine hours than in the following months. Weather in February »

Weather in March

Significant changes characterize the weather in March in Choma, Zambia. A decrease in rainfall, relative humidity, and cloud cover from the previous month hints at the incoming dry season. The gusty weather continues, offering a cool respite from the gradually increasing temperatures. Weather in March »

Weather in April

April brings in a marked dry and warmer shift in the weather in Choma, Zambia. Compared to March, rainfall decreases even further while pressure increases. The lessening cloud cover brings longer sunshine hours, further contributing to the warmer climate. Weather in April »

Weather in May

May oversees a significant decrease in humidity and cloud coverage in Choma, Zambia, from the preceding month. A subtle drop in average temperature contributes to an overall cooler climate, which is further accentuated by gusty winds. Weather in May »

Weather in June

June indicates the arrival of winter in Choma, Zambia coupled with a further dwindling of humidity and nearly no rainfall. The shift is stark from the proceeding month, with June exhibiting the lowest recorded temperatures for the year. Weather in June »

Weather in July

July carries forward the cool, dry trend in Choma, Zambia, similar to June with little to no rainfall. This mid-year month witnesses lengthening daylight hours with lower cloud coverage, allowing more room for extended sunshine. The strength of the wind reaches its peak in July pushing to 17km/h (10.6mph). Weather in July »

Weather in August

The weather in August in Choma, Zambia, continues along the same lines as the previous two months. Humidity remains extremely low, and rainfall is negligible, indicating that the drier winter season still holds. The month still benefits from the extended sunshine in contrast to the lowering temperatures. Weather in August »

Weather in September

A change is ushered in September in Choma, Zambia, with a steady increase in both temperature and humidity. The rise in temperature indicates a departure from the winter season as the region enters spring. The warmest conditions prevail in September, witnessing a surge in the temperature to 30.5°C (86.9°F). Weather in September »

Weather in October

October in Choma, Zambia, witnesses a further climb in both temperature and humidity. From the sharp incline in temperature and the first signs of rainfall after the long dry period, there's a considerable shift in the climate. Weather in October »

Weather in November

November brings with it the onset of significant rainfall in Choma, Zambia, as it transitions fully into the wet season. The sharp increase in cloud coverage and relative humidity from the previous month is accompanied by a slight dip in temperature. Weather in November »

Weather in December

December experiences a further increase in rainfall, making it the wettest month in Choma, Zambia. Accompanied by high relative humidity, the climate feels considerably cooler than the previous month. The highlight of December is the highest recorded rainfall of 156mm (6.14") over 24.1 days. Weather in December »
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Frequently asked questions

How many days does it rain in Choma?

In Choma, during the entire year, the rain falls for 127 days and collects up to 574mm (22.6") of precipitation.

When is the lowest UV index in Choma?

January, May through July and December, with an average maximum UV index of 5, are months with the lowest UV index in Choma, Zambia.

What is the most humid month in Choma?

The most humid month in Choma, Zambia, is February, with an average relative humidity of 84%.

What is the month with the shortest days in Choma?

June has the shortest days of the year, with an average of 11h and 6min of daylight.

What is the month with the least sunshine in Choma?

June has the least sunshine of the year in Choma, with an average of 7.5h of sunshine.

What part of the year is the coldest in Choma?

In Choma, July registers the lowest temperatures, averaging 22.6°C (72.7°F) at the peak and 10.5°C (50.9°F) at the lowest.

What is the driest month in Choma?

In Choma, rain does not fall in August and September.

What is the least humid month in Choma?

September is the least humid month in Choma, with an average relative humidity of 30%.

When is the highest UV index in Choma?

September and October, with an average maximum UV index of 7, are months with the highest UV index in Choma, Zambia.

What time of the year is the hottest in Choma?

In Choma, temperatures reach their average annual highs in October, measuring 32.6°C (90.7°F) and a minimum average of 19.6°C (67.3°F).

When does it rain in Choma?

Months with rainfall in Choma, Zambia, are January through July, October through December.

What month has the most sunshine in Choma?

The month with the most sunshine is October, with an average of 12.2h of sunshine.

What is the wettest month in Choma?

December is the month with the most rainfall. Rain falls for 24.1 days and accumulates 156mm (6.14") of precipitation.

When are the longest days in Choma?

The month with the longest days in Choma, Zambia, is December, with an average of 13h and 6min of daylight.

Is there Daylight Saving Time (DST) in Choma?

Choma does not observe Daylight Saving Time (DST). CAT timezone is used throughout the entire year.

Average temperature
Choma, Zambia

Average temperature - Choma, Zambia

The warmest month (with the highest average high temperature) is October (32.6°C).
The month with the lowest average high temperature is July (22.6°C).

The month with the highest average low temperature is November (19.9°C).
The coldest month (with the lowest average low temperature) is July (10.5°C).

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Average pressure
Choma, Zambia

Average pressure - Choma, Zambia

The month with the highest atmospheric pressure is July (1020.4mbar).
The month with the lowest atmospheric pressure is January (1010.1mbar).

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Average wind speed
Choma, Zambia

Average wind speed - Choma, Zambia

The windiest month (with the highest average wind speed) is October (12.9km/h).
The calmest month (with the lowest average wind speed) is January (8.2km/h).

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Average humidity
Choma, Zambia

Average humidity - Choma, Zambia

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is September (30%).

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Average rainfall
Choma, Zambia

Average rainfall - Choma, Zambia

The wettest month (with the highest rainfall) is December (156mm).
The driest months (with the least rainfall) are August and September (0mm).

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Average rainfall days
Choma, Zambia

Average rainfall days - Choma, Zambia

The month with the highest number of rainy days is December (24.1 days).
The month with the least rainy days is August (0.2 days).

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Average daylight / Average sunshine
Choma, Zambia

Average daylight / Average sunshine - Choma, Zambia

The month with the longest days is December (Average daylight: 13h and 6min).
The month with the shortest days is June (Average daylight: 11h and 6min).

The month with the most sunshine is October (Average sunshine: 12h and 12min).
The month with the least sunshine is June (Average sunshine: 7h and 30min).

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Average sunshine days
Choma, Zambia

Average sunshine days - Choma, Zambia

The month with the most sunshine days is August (30.6 days).
The months with the least sunshine days are February and December (5.7 days).

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Average UV index
Choma, Zambia

Average UV index - Choma, Zambia

The months with the highest UV index are September and October (UV index 7).
The months with the lowest UV index are January, May, June, July and December (UV index 5).

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Average visibility
Choma, Zambia

Average visibility - Choma, Zambia

The months with the highest visibility are May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January, February and March (8km).

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Choma, Zambia

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