May Weather in Lusaka, Zambia

Last updated: August 28, 2025

In May, Lusaka, Zambia, experiences a warm and moderate climate, with maximum temperatures reaching 31°C (88°F) and an average of 19°C (67°F). The month witnesses a rare precipitation event, accumulating 14 mm (0.6 in) over just one day, contributing to the city's lush landscape. While humidity levels hover around 56%, the combination of warmth and occasional rain creates a pleasant atmosphere, making May an appealing time to explore the vibrant surroundings of Lusaka.

May Temperature in Lusaka

In May, temperatures in Lusaka, Zambia start to shift towards cooler and more pleasant conditions as the dry season sets in. The minimum temperature dips to a refreshing 7°C (44°F), offering a crisp morning air, while the average rests comfortably at 19°C (67°F). Daytime warmth continues with a maximum of 31°C (88°F), making it one of the last months of warm weather before the chill of winter takes hold. This trend reflects a gradual cooling from the heat of the preceding months, providing a delightful balance that encourages outdoor activities and exploration of the beautiful Zambian landscape. As the days become sunnier and drier, May is an ideal time to experience the vibrancy of Lusaka before the winter chill arrives.

May Weather in Lusaka: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Lusaka, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lusaka, May typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec727272706662626874787774
Data source: Temperature data for Lusaka generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Lusaka

In May, Lusaka experiences a significant drop in precipitation, recording just 14 mm (0.6 in) of rain, a stark contrast to the preceding months. This reduction marks the transition from the wet season, highlighting a mere one day of rainfall throughout the month. The pattern of decreasing rainfall becomes evident as the city moves into the cooler, drier months of winter, with June and July seeing even less precipitation. This dry spell not only shapes the local climate but also influences agricultural practices and water availability, setting the stage for the conditions that follow in the subsequent months. As the city prepares for a period of scarcity after the lush, wetter months, May serves as a pivotal turning point in Lusaka's climatic rhythm.

May Precipitation Trends in Lusaka

The chart displays monthly precipitation patterns in Lusaka, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Lusaka, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec213230143341423111295177
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Lusaka

In May, Lusaka experiences a notable shift in humidity, dipping to 56% from the much higher levels seen in the earlier months of the year. This decrease marks a significant transition, as the humidity begins to fall from 71% in April, indicating the onset of drier conditions as winter approaches. Following the peak humidity levels of 89% in January and 86% in February, May serves as a pleasant respite, providing more comfortable and breathable air. As the city moves into the drier months of June and July, where humidity levels plummet even further to 49% and 44% respectively, May stands out as the last month of relatively moderate humidity before the region fully embraces the dryer winter climate.

May Average Humidity in Lusaka

This chart illustrates the average monthly humidity levels in Lusaka, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Lusaka is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%86%82%71%56%49%45%36%28%27%53%81%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Lusaka

In Lusaka, Zambia, the UV Index reveals a significant trend from January to May, showcasing a steady decline in intensity, transitioning from an extreme level of 17 in the early months to a very high level of 10 by May. During this transitional period, the consistent burn time remains notably brief at 10 minutes until April, when it extends to 15 minutes in May, indicating a slight decrease in urgency but still necessitating caution. This pattern suggests a gradual easing of the sun's intensity, yet it remains critical for residents and visitors alike to protect their skin as they enjoy outdoor activities. For detailed insights and further information, explore the comprehensive data available at Lusaka UV Index.

Maximum UV Index Levels in Lusaka for May

The chart shows the monthly maximum UV Index (UVI) for Lusaka in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Lusaka typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1717151310991112121516
Data source: Lusaka May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

May Sunshine in Lusaka

May in Lusaka, Zambia, shines bright with 339 hours of sunlight, marking it as one of the sunniest months of the year. This delightful period comes on the heels of April's 328 hours, showcasing a steady increase in daylight as the seasons transition. The trend continues, leading into June with 318 hours, ensuring that the warm glow of the sun lingers a bit longer. Interestingly, the months following May, particularly August and October, consistently deliver even more hours of glorious sunshine, hinting at an uplifting pattern that characterizes Lusaka’s vibrant climate. Whether you’re soaking up the rays or enjoying the stunning landscapes, May truly embodies the essence of warmth in Zambia.

Monthly Sunshine Duration in Lusaka: May Highlighted

The May sunshine duration represents the total number of hours Lusaka experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec262h276h336h328h339h318h332h340h339h360h342h337h
Data source: Lusaka May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Lusaka During May

As the seasons transition in Lusaka, Zambia, May emerges as a noteworthy month for sunny weather, boasting an impressive 83% chance of sunshine. This marks a significant increase from 66% in April, highlighting the shift towards the drier and warmer conditions of late autumn. Following May, the sunny trend continues into the winter months, with August peaking at 92%. This upward trajectory in sunshine likelihood not only enriches outdoor opportunities but also hints at the approaching dry season, making May a delightful time for sun seekers and nature enthusiasts alike.

Percentage of Sunny Days in May in Lusaka

The chart illustrates the percentage of sunny days in Lusaka throughout the year, with May highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Lusaka experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec10%14%43%66%83%72%73%92%87%73%54%44%
Data source: Lusaka May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Lusaka in May

In Lusaka, Zambia, the daylight duration reveals intriguing seasonal trends throughout the year. January through March offers a steady 12 hours of daylight, providing ample time for outdoor activities and fostering a vibrant atmosphere. As April transitions into May, daylight slightly decreases to 11 hours, signaling the onset of winter. This pattern continues through the mid-year months of June, July, and August, maintaining that same 11-hour window. However, as spring reawakens, daylight duration begins its ascent once more in September, returning to 12 hours and gradually extending to 13 hours by December. This rhythmic variation in daylight not only marks the changing seasons but also enriches the experience of life in Lusaka, inviting residents and visitors alike to embrace the diverse charm of each month.

Average Daylight Hours in Lusaka for May

The chart illustrates the variation in daylight duration in Lusaka throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 54m12h 34m12h 9m11h 43m11h 22m11h 12m11h 17m11h 36m12h12h 26m12h 49m13h
Data source: Lusaka daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Lusaka

In May, Lusaka experiences a gentle breeze with an average wind speed of 3.1 m/s (7 mph), maintaining a consistent flow from the previous month. This slight dip from April's stronger winds, which peaked at 3.5 m/s (8 mph), indicates that the late rainy season is winding down. As the city transitions into the drier months ahead, wind speeds generally exhibit a gradual increase; the trend showcases a natural progression from the softer winds of the earlier months, building up to stronger gusts in the later part of the year. May's mild winds contribute to the pleasant atmosphere, setting the stage for vibrant outdoor activities in the heart of Zambia’s capital.

Average May Wind Speed in Lusaka

The chart displays monthly wind speed patterns in Lusaka, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.42.33.03.53.1 m/s3.23.63.74.24.03.33.1
Data source: Lusaka May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Lusaka Compares to Other Months

Weather in Lusaka varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Lusaka, focusing on differences in temperature, rainfall, humidity, and UV levels.

May and January present contrasting weather patterns in Lusaka. In May, temperatures range from a minimum of 7°C (44°F) to a maximum of 31°C (88°F), with an average temperature of 19°C (67°F). The month is relatively dry, receiving only 14 mm (0.6 in) of precipitation over just one day, resulting in a humidity level of 56%. In stark contrast, January experiences warmer temperatures, with a minimum of 14°C (58°F), an average of 22°C (72°F), and a maximum of 32°C (89°F). However, it is also much wetter, with 213 mm (8.4 in) of precipitation spread over 20 days, leading to a higher humidity level of 89%. For more detailed information about January weather, visit Lusaka weather in January.

When comparing the weather in May and February, notable differences emerge. May experiences milder temperatures, with a minimum of 7°C (44°F) and an average of 19°C (67°F), reaching a maximum of 31°C (88°F). In contrast, February has higher average temperatures ranging from a minimum of 16°C (62°F) to a maximum of 31°C (89°F), but it also sees significantly more rainfall, with 230 mm (9.1 in) over about 25 days, contributing to a higher humidity level of 86%. Meanwhile, May enjoys relatively dry conditions with only 14 mm (0.6 in) of precipitation over a single day, resulting in a more comfortable humidity of 56%. For further details on February's weather patterns, please refer to Lusaka weather in February.

In comparing the weather between May and March, we see significant differences in temperature and precipitation patterns. May enjoys a more moderate range with minimum temperatures around 7°C (44°F), averaging 19°C (67°F), and peaking at a comfortable 31°C (88°F). The month experiences minimal rainfall, with only 14 mm (0.6 in) over just one day, leading to a humidity level of 56%.

In contrast, March is notably warmer, featuring minimum temperatures of 14°C (58°F) and averaging 22°C (72°F), with maximums reaching up to 33°C (91°F). However, it is also much wetter, with total precipitation of 143 mm (5.6 in) spread across 17 days, resulting in higher humidity levels at 82%. This demonstrates how March is generally hotter and wetter compared to the drier and cooler May. For more details, you can visit Lusaka weather in March.

In comparing the weather between April and May, we see notable differences in temperature and precipitation patterns. April experiences slightly warmer temperatures, with a minimum of 10°C (50°F) and an average of 21°C (70°F), peaking at 32°C (90°F). Furthermore, it is characterized by higher humidity levels at 71% and more significant rainfall, totaling 34 mm (1.3 in) over six days. In contrast, May offers cooler temperatures, with a minimum of 7°C (44°F) and an average of 19°C (67°F), reaching a maximum of 31°C (88°F). Additionally, May's precipitation is considerably less, at just 14 mm (0.6 in) over only one day, and a lower humidity at 56%. For more detailed insights on April's weather, you can visit Lusaka weather in April.

May and June present distinct weather patterns, as May generally boasts warmer temperatures with a minimum of 7°C (44°F), an average of 19°C (67°F), and a maximum reaching 31°C (88°F). In contrast, June experiences slightly cooler averages, with a minimum of 7°C (45°F), an average of 17°C (63°F), and a maximum of 27°C (81°F).

Additionally, May has more precipitation, recording 14 mm (0.6 in) over just 1 day, while June sees minimal rainfall at only 2 mm (0.1 in) and no rainy days, contributing to a drier atmosphere with a humidity level of 49% compared to May's 56%. For a closer look at June's weather, visit Lusaka weather in June.

The weather in May is generally warmer compared to July, with average temperatures reaching up to 19°C (67°F) and maximums of 31°C (88°F). May experiences slightly more rainfall, with 14 mm (0.6 in) over one day, contributing to a higher humidity level of 56%. In contrast, July's cooler climate features an average temperature of 16°C (62°F) and maximums of 28°C (83°F), with minimal precipitation of only 3 mm (0.1 in) and 0 days of rain, leading to a lower humidity of 44%. For more detailed information on July weather, you can visit Lusaka weather in July.

May and August showcase distinct weather patterns that highlight the transition towards the dry season. In May, temperatures range from a minimum of 7°C (44°F) to a maximum of 31°C (88°F), with an average temperature of 19°C (67°F). This month sees some precipitation, with about 14 mm (0.6 in) spread over just one day, contributing to a humidity level of 56%.

In contrast, August experiences slightly warmer temperatures, with a minimum of 8°C (48°F) and a maximum of 33°C (92°F), averaging around 20°C (68°F). Notably, August is much drier, recording only 1 mm (0.0 in) of precipitation on no days, resulting in a significantly lower humidity of 36%. For more insights into August weather specifics, check out Lusaka weather in August.

May and September present distinct contrasts in weather patterns. In May, temperatures range from a cool minimum of 7°C (44°F) to a warm maximum of 31°C (88°F), with an average of 19°C (67°F). The month experiences some precipitation, totaling 14 mm (0.6 in) over just 1 day, and the humidity is relatively moderate at 56%.

In comparison, September enjoys warmer temperatures, with a minimum of 10°C (50°F) and a maximum soaring to 37°C (99°F), averaging 23°C (74°F). Notably, September is much drier, receiving only 1 mm (0.0 in) of precipitation and having no rain days, alongside a significantly lower humidity level of 28%. For more details on September's weather, you can check out Lusaka weather in September.

May and October present contrasting weather patterns. In May, temperatures range from a cooler minimum of 7°C (44°F) to an average of 19°C (67°F) and peak at a maximum of 31°C (88°F). The month sees minimal precipitation, with only about 14 mm (0.6 in) falling over just one day, alongside a humidity level of 56%, creating a mild and comfortable atmosphere. In contrast, October boasts warmer temperatures, with a minimum of 15°C (59°F) and an average of 26°C (78°F), soaring to a maximum of 38°C (101°F). The month has slightly less rainfall at 12 mm (0.5 in) over two days and a significantly lower humidity level of 27%, contributing to a much drier and hotter climate. For more detailed insights on October weather, check out Lusaka weather in October.

May and November present contrasting weather conditions. In May, temperatures range from a cool 7°C (44°F) at night to a warm 31°C (88°F) during the day, with an average temperature of 19°C (67°F). The month experiences minimal precipitation, with only 14 mm (0.6 in) over just one day, contributing to a relatively comfortable humidity level of 56%.

In contrast, November brings much higher temperatures, with a minimum of 16°C (61°F) and a maximum that soars to 37°C (100°F), averaging around 25°C (78°F). November is significantly wetter, receiving 95 mm (3.8 in) of rainfall spread over 14 days, while humidity levels remain fairly stable at 53%. For more details on November weather, you can check Lusaka weather in November.

In May, the weather in Lusaka is pleasantly mild, with temperatures ranging from a cool 7°C (44°F) at night to a warm 31°C (88°F) during the day. The humidity is a comfortable 56%, and precipitation is quite low, averaging just 14 mm (0.6 in) across about one day of rain. In contrast, December brings significantly warmer conditions, with nighttime lows of 17°C (62°F) and daytime highs reaching up to 35°C (96°F). This month also experiences much higher humidity at 81% and substantial rainfall, totaling 176 mm (6.9 in) over approximately 20 days. For a closer look at December weather specifics, you can visit Lusaka weather in December.

Compare Lusaka's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Lusaka

As May unfolds in Lusaka, the weather shifts to a delightful balance of warmth and coolness, providing a refreshing contrast to the hotter months preceding it. With average temperatures hovering around a pleasant 19°C (67°F) and maximums reaching 31°C (88°F), it's an ideal time for outdoor activities. The low precipitation—with just one rainy day—makes for clear skies and sunshine, while moderate humidity at 56% keeps the air comfortable. This month heralds the transition toward the cooler winter months, making it a great time to explore the beauty of Lusaka. For more insights on what to expect throughout the year, visit Lusaka Climate.