May Weather in Antananarivo, Madagascar

Last updated: August 21, 2025

In May, the vibrant city of Antananarivo, Madagascar experiences a delightful range of temperatures, with highs averaging 26°C (80°F) and lows dipping to a refreshing 8°C (46°F). The overall average sits comfortably at around 17°C (63°F), providing a pleasant atmosphere for both locals and visitors. This month witnesses minimal rainfall, with only 8 mm (0.3 in) recorded over a single day, making it an ideal time for outdoor explorations. Additionally, the humidity levels remain at a moderate 75%, creating a balanced feel in the air. Whether you’re wandering through the bustling markets or enjoying the scenic vistas, Antananarivo in May offers an inviting climate for adventure.

May Temperature in Antananarivo

In May, temperatures in Antananarivo, Madagascar mark a noticeable shift as the city transitions into cooler months. With minimum temperatures dipping to 8°C (46°F) and average highs reaching 26°C (80°F), the weather becomes refreshingly mild compared to the preceding months. This pattern reflects a general downward trend in temperatures as the year progresses; for instance, the average temperature in May falls to 17°C (63°F), significantly cooler than the 21°C (70°F) experienced earlier in the year. As the cool, crisp air settles in, May serves as a delightful prelude to the winter chill, making it an opportune time for outdoor exploration in the vibrant capital.

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

The chart illustrates May temperature patterns in Antananarivo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Antananarivo, 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).
JanFebMarAprMayJunJulAugSepOctNovDec707069676359575962677070
Data source: Temperature data for Antananarivo 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 Antananarivo

May in Antananarivo, Madagascar, marks a distinct transition in the city's climate, characterized by a significant drop in precipitation. With only 8 mm (0.3 in) of rain recorded throughout the month, May experiences the driest conditions of the year, a sharp contrast to the heavy rainfall earlier in the season. This limited rainfall occurs on merely 1 day, suggesting a shift towards drier weather in preparation for the colder months ahead. As the rainy season winds down, May serves as a pivotal point, setting the stage for the drier but cool winter months to follow. The dramatic change in precipitation not only influences daily life but also highlights the unique seasonal patterns that define Antananarivo's climate.

May Precipitation Trends in Antananarivo

The chart displays monthly precipitation patterns in Antananarivo, 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 Antananarivo, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec2042391974982212572477133
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Antananarivo

As May arrives in Antananarivo, Madagascar, the humidity begins to taper off, reaching a comfortable 75%. This marks a notable decline from the peak of 88% in January, and gradually lower levels are observed throughout the preceding months. Following a wet April with 77% humidity, May signals a transition towards drier conditions, hinting at the approach of the winter months. This descending trend continues into June and July, where humidity stabilizes around 74%. Overall, May serves as a bridge between the humid summer and the cooler, more arid winter months, providing a refreshing respite for residents and visitors alike.

May Average Humidity in Antananarivo

This chart illustrates the average monthly humidity levels in Antananarivo, 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 Antananarivo is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%86%77%75%74%74%68%66%67%74%83%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Antananarivo

As the seasons transition in Antananarivo, the UV Index gradually decreases from the scorching heights of January and February, where it peaks at an extreme 17, to a notable 10 in May. This month represents a slight reprieve with a very high exposure category, allowing for a burn time of approximately 15 minutes. While protective measures remain essential, May marks a shift toward more manageable sun exposure compared to the previous months, where the burn time stayed consistent at a rapid 10 minutes. As you enjoy the sunny May days, remember that the sun’s rays can still be potent. For more insights on UV levels and sun safety, visit Antananarivo UV Index.

Maximum UV Index Levels in Antananarivo for May

The chart shows the monthly maximum UV Index (UVI) for Antananarivo 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 Antananarivo typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1717151210891113131416
Data source: Antananarivo 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 Antananarivo

May in Antananarivo, Madagascar, continues the trend of abundant sunshine that characterizes the beginning of the year. With 303 hours of radiant sunlight, May stands out as a month of vibrant energy, nestled comfortably between the lush greenery of April's 304 hours and the cooler days of June's 284 hours. This sunshine pattern showcases a remarkable peak as the year progresses, with overall hours generally increasing until they reach a dazzling 349 hours in October. Interestingly, the consistency of sunlight during this period not only enriches the landscape but also enhances the lively spirit of the city, inviting visitors and locals alike to bask in the warm glow before the waning daylight of winter approaches.

Monthly Sunshine Duration in Antananarivo: May Highlighted

The May sunshine duration represents the total number of hours Antananarivo 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.
JanFebMarAprMayJunJulAugSepOctNovDec255h289h320h304h303h284h298h313h321h349h338h346h
Data source: Antananarivo May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Antananarivo During May

As we step into May in Antananarivo, Madagascar, the likelihood of basking in sunny weather notably increases, with a 41% chance of clear skies. This marks a shift from the preceding months, where opportunities for sunshine lingered below the 20% mark in April. Following May, the chances remain promising as June and August rise slightly to 42% and 45% respectively, suggesting a trend towards brighter days as winter approaches. Overall, May stands out as a turning point where the sun begins to reclaim its prominence, inviting both locals and travelers to enjoy the vibrant beauty of Madagascar under its warm rays.

Percentage of Sunny Days in May in Antananarivo

The chart illustrates the percentage of sunny days in Antananarivo 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 Antananarivo experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec32%16%32%19%41%42%34%45%45%52%39%32%
Data source: Antananarivo May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Antananarivo in May

In Antananarivo, Madagascar, the rhythm of daylight shifts subtly throughout the year, reflecting the changing seasons. As summer peaks in January with a generous 13 hours of daylight, the daylight duration gradually begins to wane in the following months, dropping to 12 hours in February and March, and further down to 11 hours in April. This trend stabilizes into May, where daylight lasts a modest 11 hours before dipping again to 10 hours in June. However, as winter recedes, daylight reemerges consistently, bouncing back to 11 hours in July and maintaining this duration through August and September. The cycle of renewal continues into October and November, where daylight returns to 12 hours, culminating in December, when the days stretch back to 13 hours. This elegant ebb and flow of light not only marks the passage of time but also enhances the rich tapestry of life in this vibrant city.

Average Daylight Hours in Antananarivo for May

The chart illustrates the variation in daylight duration in Antananarivo throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 6m12h 41m12h 10m11h 38m11h 12m10h 59m11h 6m11h 28m11h 58m12h 31m12h 59m13h 14m
Data source: Antananarivo daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Antananarivo

In May, the winds in Antananarivo, Madagascar, hold steady with an average speed of 2.6 m/s (6 mph), marking a slight decrease from April's brisker pace of 3.4 m/s (8 mph). This light breeze offers a comfortable atmosphere as the city transitions into the cooler months, making it an ideal time for outdoor activities. Interestingly, May's wind performance is mirrored closely by January and November, suggesting a gentle consistency during the early months of the year. As the season progresses into June and July, expect a noticeable uptick in wind speeds, peaking at 3.8 m/s (9 mph) in July. Overall, May serves as a transitional period, providing a calm before the windier days of mid-winter.

Average May Wind Speed in Antananarivo

The chart displays monthly wind speed patterns in Antananarivo, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.42.72.73.42.6 m/s3.23.83.23.73.12.52.8
Data source: Antananarivo May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Antananarivo Compares to Other Months

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

When comparing the weather in May and January, notable differences emerge. In May, temperatures range from a minimum of 8°C (46°F) to a pleasant average of 17°C (63°F), peaking at a maximum of 26°C (80°F). The month experiences relatively low precipitation, with only 8 mm (0.3 in) over just one day, and humidity levels at 75%. In contrast, January boasts warmer temperatures, with a minimum of 14°C (57°F), an average of 21°C (70°F), and highs reaching up to 31°C (89°F). However, this heat accompanies significantly more rainfall, totaling 204 mm (8.0 in) across 18 days, and a higher humidity level at 88%. For a more detailed look at January's weather patterns, you can visit Antananarivo weather in January.

When comparing the weather in May and February, notable differences can be observed. May typically features milder temperatures, with averages around 17°C (63°F) and maximums reaching 26°C (80°F), while February boasts warmer averages of 21°C (70°F) and highs that can soar up to 31°C (88°F). Precipitation also varies significantly between the two months; May experiences only 8 mm (0.3 in) of rain over just one day, in stark contrast to February, which sees a substantial 239 mm (9.4 in) of rainfall across approximately 20 days. Additionally, February is slightly more humid, with humidity levels around 87%, compared to May’s 75%. For more detailed information on February weather, you can visit Antananarivo weather in February.

When comparing the weather in May and March, significant differences in temperature, precipitation, and humidity become evident. May typically sees milder temperatures, with a minimum of 8°C (46°F) and an average of 17°C (63°F), while March experiences warmer conditions, starting from a minimum of 14°C (57°F) and averaging 21°C (69°F). In terms of precipitation, May is considerably drier, receiving only 8 mm (0.3 in) of rain over just 1 day, whereas March is much wetter, with total rainfall reaching 197 mm (7.8 in) across 19 days. Additionally, March has higher humidity levels at 86%, compared to May's 75%. For more details on March weather, you can visit Antananarivo weather in March.

In comparing the weather of April and May, April presents a milder climate with warmer average temperatures, ranging from a minimum of 11°C (53°F) to a maximum of 29°C (84°F). However, this month also experiences significantly higher precipitation, totaling 49 mm (1.9 in) over 13 days. In contrast, May sees cooler temperatures, with a minimum of 8°C (46°F) and a maximum of 26°C (80°F), and notably drier conditions, with only 8 mm (0.3 in) of rainfall occurring on just 1 day. The humidity remains relatively consistent between the two months, with April at 77% and May at 75%. For a detailed look at April's weather, visit Antananarivo weather in April.

May generally offers milder temperatures compared to June, with an average of 17°C (63°F) and a maximum of 26°C (80°F), while June sees a slightly lower average of 15°C (59°F) and a peak temperature of 25°C (78°F). Although May is slightly warmer, it experiences less precipitation, with only 8 mm (0.3 in) over one day compared to June's 22 mm (0.9 in) over two days. Humidity levels remain similar in both months, hovering around 75% in May and 74% in June, making the atmosphere feel consistently moist. For more detailed information, you can check out Antananarivo weather in June.

In comparing the weather between May and July, we observe that May generally offers warmer temperatures with an average of 17°C (63°F), while July's average temperature dips to 14°C (57°F). May experiences a maximum of 26°C (80°F), compared to July's maximum of 25°C (77°F). Precipitation is slightly higher in July, totaling 11 mm (0.5 in) over one day, whereas May sees just 8 mm (0.3 in) also over one day. Humidity levels remain fairly consistent, with May at 75% and July at 74%. For more detailed weather information, you can check Antananarivo weather in July.

In comparing the weather between May and August, we see notable differences in temperature and humidity. May generally experiences milder temperatures, with an average of 17°C (63°F) and a maximum of 26°C (80°F), while August is slightly cooler, with an average of 15°C (59°F) and a minimum of 5°C (42°F). Although both months have low precipitation levels—May receiving 8 mm and August 5 mm—humidity is higher in May at 75% compared to 68% in August, which lends a slightly drier feel to the latter month. For more detailed information, you can check Antananarivo weather in August.

In May, temperatures range from a minimum of 8°C (46°F) to a maximum of 26°C (80°F), with an average of 17°C (63°F). The month experiences relatively low precipitation, averaging just 8 mm (0.3 in) over a single day, and the humidity remains high at 75%. In contrast, September showcases slightly warmer conditions, with highs reaching 29°C (85°F) while maintaining a similar minimum temperature of 8°C (47°F) and an average of 17°C (62°F). Precipitation levels are also low, at 7 mm (0.3 in) over one day, but the humidity drops to 66%, making the air feel a bit drier. For more detailed insights on weather conditions in September, you can visit Antananarivo weather in September.

May and October exhibit distinct weather characteristics. In May, temperatures tend to be milder, with a minimum of 8°C (46°F) and a comfortable average of 17°C (63°F), reaching a maximum of 26°C (80°F). The month typically sees low precipitation, with only about 8 mm (0.3 in) over just one day, contributing to a humid atmosphere at 75%. In contrast, October offers slightly warmer temperatures, with a minimum of 9°C (49°F) and an average of 19°C (67°F), peaking at a high of 32°C (90°F). However, the month is wetter, experiencing around 24 mm (0.9 in) of rainfall spread across five days, resulting in a lower humidity level of 67%. For a closer look at October's weather specifics, visit Antananarivo weather in October.

In May, temperatures in the region range from a minimum of 8°C (46°F) to a comfortable maximum of 26°C (80°F), with an overall average of 17°C (63°F). The month is relatively dry, seeing only 8 mm (0.3 in) of precipitation over just one day, while humidity remains at a moderate 75%.

Conversely, November features warmer temperatures, with a minimum of 12°C (53°F) and a maximum reaching 32°C (89°F), resulting in an average of 21°C (70°F). November experiences considerably more rainfall, totaling 77 mm (3.0 in) across 11 days, and the humidity remains quite similar at 74%. For further details about November's weather, you can refer to Antananarivo weather in November.

In May, temperatures in Antananarivo range from a cool 8°C (46°F) at night to a pleasant 26°C (80°F) during the day, with an average temperature of 17°C (63°F). Precipitation is minimal, averaging only 8 mm (0.3 in) over just one day, and the humidity sits at 75%. In contrast, December offers a warmer climate, with nighttime temperatures starting at 13°C (56°F) and peaking at 31°C (88°F), giving an average of 21°C (70°F). However, December is significantly wetter, receiving about 133 mm (5.2 in) of rain over 16 days, and the humidity rises to 83%. For more detailed information, you can check Antananarivo weather in December.

Compare Antananarivo's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Antananarivo

As May arrives in Antananarivo, the weather transitions to a more comfortable feel, characterized by milder temperatures compared to the hotter months earlier in the year. With an average temperature of 17°C (63°F), the days are pleasantly warm, ideal for exploring the city, while cool evenings invite a light jacket. The month sees significantly reduced rainfall, with only a single precipitation day, making it a fantastic time for outdoor activities. The humidity remains at 75%, but the drier conditions of May set the stage for a refreshing experience. For a deeper understanding of what to expect throughout the year, check out Antananarivo Climate.