May Weather in Itapema, Brazil

Last updated: August 21, 2025

May in Itapema, Brazil is characterized by mild temperatures and a touch of tropical humidity, with maximums reaching 27°C (81°F) and average temperatures around 20°C (69°F). Visitors can expect a refreshing atmosphere, although some might feel a chill in the air as temperatures dip to a minimum of 13°C (55°F). Rainfall is modest, totaling 119 mm (4.7 in) over approximately 14 days, creating a lush landscape. With humidity levels hovering at a significant 86%, May invites travelers to enjoy the vibrant beauty and scenic beaches of this captivating coastal town.

May Temperature in Itapema

As May unfolds in Itapema, Brazil, temperatures begin to shift, marking a transition from the warmer months. With a minimum of 13°C (55°F) and a comfortable average of 20°C (69°F), the month sets a more moderate tone compared to the peak warmth of summer. Daytime highs can reach up to 27°C (81°F), providing ample opportunity to enjoy the outdoors without the scorching heat. This pattern signifies a gradual cool-down that continues into the winter months, as Itapema showcases its diverse climate. The pleasant May weather invites visitors and locals alike to relish the beauty of the region in comfortable conditions, making it an ideal time for exploration and relaxation.

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

The chart illustrates May temperature patterns in Itapema, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Itapema, 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).
JanFebMarAprMayJunJulAugSepOctNovDec787776736965636366697174
Data source: Temperature data for Itapema 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 Itapema

In May, Itapema experiences a moderate precipitation total of 119 mm (4.7 in), which falls within the rainy patterns characteristic of the region. This month sees 14 rainy days, reflecting a gradual decline from the wetter months of January through March, where rainfall exceeds 140 mm. The precipitation in May is notably less than the peak of 167 mm in January, yet slightly higher than April's 90 mm, indicating a transition into the drier half of the year. As the rainy days reduce further into June, this trend of diminishing rainfall continues, suggesting that while May remains a lush month, a shift towards drier weather is just around the corner.

May Precipitation Trends in Itapema

The chart displays monthly precipitation patterns in Itapema, 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 Itapema, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec167148146901191355267100136101149
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Itapema

In Itapema, Brazil, May sees a humidity level of 86%, a figure that reflects the region's tropical climate. This high humidity is consistent with the preceding months, as January through April also hover around similar percentages, suggesting a transition into the wetter season. Notably, May's moisture levels transition to slightly lower values in the subsequent months, peaking during November and December. The months of June and July present the most pronounced decrease, with humidity dipping to 85% and 80%, respectively, before gradually rising again in late summer. This pattern signifies a rhythmic ebb and flow of humidity that defines Itapema's yearly climate, offering a lush environment that thrives under the warmth of the coastal sun.

May Average Humidity in Itapema

This chart illustrates the average monthly humidity levels in Itapema, 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 Itapema is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%83%85%85%86%85%80%79%82%82%86%88%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Itapema

In May, Itapema experiences a notable shift in the UV Index, dropping to a moderate 7. This signals a transition from the extreme levels seen in the earlier months, like January's peak of 15 and February's 14, to a more manageable high category, allowing for a safer outdoor experience. With a burn time of 25 minutes, residents and visitors can enjoy the sun while still taking precautions. This trend of decreasing UV radiation continues into June, where the index remains at 6, providing a comfortable window for outdoor activities. However, as summer approaches, it’s wise to stay informed, as UV levels can spike again in the following months. For detailed insights on UV levels throughout the year, check out the Itapema UV Index.

Maximum UV Index Levels in Itapema for May

The chart shows the monthly maximum UV Index (UVI) for Itapema 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 Itapema typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15141210765810131415
Data source: Itapema 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 Itapema

May in Itapema, Brazil, enjoys an inviting 253 hours of sunshine, making it a wonderful transitional month from the vibrant summer peak into the milder winter season. This is a slight dip from the sun-drenched March, which boasts 306 hours, but still holds its own in comparison to the previous months of the year. As the days gradually shorten, the sunshine hours remain relatively stable, only dropping to the lower range seen in June, while summer months like December and November shine brightly with 336 and 313 hours, respectively. The overall trend illustrates that even in May, Itapema continues to bask in ample sunlight, promising memorable moments for both locals and visitors alike.

Monthly Sunshine Duration in Itapema: May Highlighted

The May sunshine duration represents the total number of hours Itapema 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.
JanFebMarAprMayJunJulAugSepOctNovDec252h298h306h290h253h229h263h256h248h261h313h336h
Data source: Itapema May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Itapema During May

In May, Itapema, Brazil, experiences a promising likelihood of sunny weather, boasting a 52% chance of sunshine. This marks a noticeable rise compared to the preceding months, where April and March offered equal opportunities at 50% and 34%, respectively. The increasing trend continues into the cooler months, with June falling to 36%, while July peaks at 58%, showcasing summer's gradual return. This pattern suggests that May is an inviting time for visitors seeking warm, sunny days, making it a delightful month to explore the beautiful coastal scenery of Itapema.

Percentage of Sunny Days in May in Itapema

The chart illustrates the percentage of sunny days in Itapema 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 Itapema experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec19%50%34%50%53%36%58%32%28%17%33%41%
Data source: Itapema May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Itapema in May

In Itapema, Brazil, the transition into May marks a significant shift in daylight duration, with the sun rising for just 10 hours each day—a consistent trend that continues into June and July. As the year progresses from the long days of January, which bask in approximately 13 hours of light, the sunlight gradually diminishes, peaking in April at 11 hours before dipping into the shorter days of late autumn. However, as the seasons change once again towards the end of the year, daylight hours begin to increase, bringing the promise of longer days once more by October. This cyclical pattern highlights the beautiful rhythm of nature, where each month brings its own unique blend of light and shadow in the coastal charm of Itapema.

Average Daylight Hours in Itapema for May

The chart illustrates the variation in daylight duration in Itapema throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 36m12h 59m12h 12m11h 24m10h 45m10h 26m10h 36m11h 11m11h 56m12h 44m13h 26m13h 48m
Data source: Itapema daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Itapema

In Itapema, Brazil, the winds of May present a gentle respite, with an average speed of 3.9 m/s (9 mph). This month sits comfortably between the brisk gusts of April and the slightly stronger currents of June, indicating a shift toward consistency as the seasons change. While the wind speed dips from the higher averages seen in the earlier months, it maintains a steady presence that is characteristic of early autumn in this coastal haven. Observing the yearly trend, we see that May experiences a slight decline compared to the breezier months of January and April, but still offers a refreshing coastal breeze—a perfect complement to the lingering warmth of the Brazilian sun. As the year progresses, the winds return to fresher speeds in October, reminding us of the dynamic climate that defines this enchanting seaside destination.

Average May Wind Speed in Itapema

The chart displays monthly wind speed patterns in Itapema, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.63.63.54.43.9 m/s4.43.33.63.94.84.74.7
Data source: Itapema May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Itapema Compares to Other Months

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

When comparing the weather in May and January, we can observe a distinct difference in temperatures and rainfall. May typically experiences milder temperatures with a minimum of 13°C (55°F) and an average of 20°C (69°F), reaching up to a maximum of 27°C (81°F). In contrast, January is warmer, featuring a minimum temperature of 21°C (71°F), an average of 25°C (78°F), and a maximum of 31°C (89°F). Additionally, January tends to be wetter, receiving 167 mm (6.6 in) of precipitation over 17 days compared to May's 119 mm (4.7 in) over 14 days. Humidity remains consistent in both months at 86%. For more detailed insights, check Itapema weather in January.

When comparing the weather in May and February, we see notable differences in temperature and precipitation. In February, temperatures are warmer, with a minimum of 19°C (67°F), an average of 25°C (77°F), and a maximum of 32°C (90°F). This month also sees a higher precipitation level of 148 mm (5.8 in) spread over 17 days, with humidity at around 83%. In contrast, May brings milder temperatures, starting at a minimum of 13°C (55°F) and averaging 20°C (69°F), while the maximum reaches 27°C (81°F). However, May has slightly less precipitation at 119 mm (4.7 in) over 14 days, with humidity increasing to 86%. For more details on February weather specifically, you can check Itapema weather in February.

In comparing the weather between March and May, March tends to be warmer, with average temperatures ranging from a minimum of 20°C (68°F) to a maximum of 30°C (86°F). This contrasts with May, which has a lower average, with temperatures starting at 13°C (55°F) and peaking at 27°C (81°F). March also experiences slightly more precipitation, totaling 146 mm (5.7 in) over 21 days, compared to May's 119 mm (4.7 in) over 14 days. Humidity levels remain similar, with March at 85% and May at 86%. For a more detailed look at March weather, check out Itapema weather in March.

In comparing the weather of April and May, we find that April tends to be slightly warmer with a minimum temperature of 16°C (61°F) and an average temperature of 23°C (73°F), while May sees a drop in minimum temperature to 13°C (55°F) and an average of 20°C (69°F). April also has a higher maximum temperature of 28°C (83°F) compared to May’s 27°C (81°F). Additionally, while both months experience similar rainfall days (14 days), April records less overall precipitation at 90 mm (3.6 in) compared to May's 119 mm (4.7 in) and maintains a comparable humidity level of 85% in April versus 86% in May. For more detailed information, you can check Itapema weather in April.

May weather typically features warmer temperatures compared to June, with May experiencing an average of 20°C (69°F) and highs reaching 27°C (81°F). In contrast, June has a slightly cooler average temperature of 19°C (66°F), with maximums reaching 24°C (76°F). While both months see significant rainfall, June records a notably higher precipitation amount of 135 mm (5.3 in) over 12 days, compared to May's 119 mm (4.7 in) over 14 days. Humidity levels are similar in both months, hovering around 86% for May and 85% for June. For more detailed information on June weather, you can refer to Itapema weather in June.

In comparing the weather in May and July, it is evident that May tends to be warmer, with an average temperature of 20°C (69°F) and highs reaching 27°C (81°F). In contrast, July has cooler temperatures, averaging 17°C (63°F) and peaking at 24°C (76°F). Additionally, May experiences significantly more rainfall, recording 119 mm (4.7 in) across 14 days, while July has a much drier climate with only 52 mm (2.0 in) over 7 days. The humidity levels are relatively high in both months, with May at 86% and July at 80%. For more details on the climate specifics, you can check Itapema weather in July.

In May, the weather tends to be warmer and more humid, with average temperatures reaching up to 20°C (69°F) and a maximum of 27°C (81°F). This month also experiences significant precipitation, averaging 119 mm (4.7 in) over about 14 days, resulting in a humidity level of 86%. In contrast, August brings cooler temperatures, with an average of 17°C (63°F) and a maximum of 24°C (75°F). Precipitation is also lower in August, averaging 67 mm (2.6 in) over just 9 days, and humidity is reduced to 79%. For more detailed information, you can check Itapema weather in August.

In May, temperatures in Itapema typically range from a minimum of 13°C (55°F) to a maximum of 27°C (81°F), with an average of 20°C (69°F). This month also experiences significant rainfall, with total precipitation reaching 119 mm (4.7 in) over approximately 14 days and humidity levels peaking at 86%.

In contrast, September sees slightly cooler temperatures, with a minimum of 13°C (56°F) and a maximum of 24°C (76°F), averaging around 19°C (66°F). Precipitation is less intense, totaling 99 mm (3.9 in) over 13 days, and humidity is somewhat lower at 82%. For more detailed insights, check out Itapema weather in September.

Overall, while both months boast mild temperatures, May tends to be wetter and more humid compared to the drier, cooler conditions of September.

In May, the weather showcases a mild range of temperatures, with minimums around 13°C (55°F), averaging 20°C (69°F), and maximums reaching 27°C (81°F). The month experiences a significant amount of rainfall, totaling 119 mm (4.7 in) across approximately 14 days, accompanied by high humidity levels of 86%.

In contrast, October sees slightly warmer temperatures, with minimums of 16°C (61°F) and an average similar to May at 21°C (69°F), but still peaking at 27°C (81°F). Precipitation increases to 136 mm (5.3 in) over about 16 days, while humidity drops slightly to 82%. For a more detailed look at the weather trends, you can refer to Itapema weather in October.

May and November both feature similar maximum temperatures averaging around 27°C (81°F), but May is slightly cooler overall, with an average temperature of 20°C (69°F) compared to November's 22°C (71°F). In terms of precipitation, May experiences more rainfall, totaling 119 mm (4.7 in) across 14 days, while November sees 101 mm (4.0 in) over 17 days. Interestingly, both months share the same humidity level of 86%, creating a consistently muggy atmosphere. For a closer look at November weather specifics, you can visit Itapema weather in November.

May and December display distinct differences in weather patterns. In May, temperatures range from a minimum of 13°C (55°F) to a maximum of 27°C (81°F), with an average of 20°C (69°F). The month experiences 119 mm (4.7 in) of precipitation over approximately 14 days, and humidity levels sit at 86%. In contrast, December is warmer, with temperatures ranging from a minimum of 17°C (64°F) to a maximum of 29°C (84°F) and an average of 24°C (75°F). This month sees slightly higher precipitation at 149 mm (5.9 in) spread across 18 days, along with a marginally elevated humidity level of 88%. For more details about the weather during this month, you can visit Itapema weather in December.

Compare Itapema's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Itapema

As May settles in, Itapema experiences a unique shift in weather that sets it apart from other months. With comfortable temperatures averaging around 20°C, the month presents a delightful balance of warmth during the day, though cooler evenings remind you of the changing season. Unlike the drier summer months, May brings increased precipitation, contributing to the lush landscape that defines this coastal paradise. With high humidity levels lingering around 86%, the air feels rich and vibrant, enhancing the overall atmosphere. For those looking to explore what makes Itapema's climate so special, dive deeper into the details here: Itapema Climate.