May Weather in Boca Raton, United States

Last updated: February 24, 2025

May in Boca Raton, United States, offers a lovely blend of warmth and vibrancy, with temperatures soaring to a maximum of 31°C (89°F) and settling at a comfortable average of 26°C (79°F). The evenings cool down to a pleasant minimum of 19°C (66°F), creating ideal conditions for outdoor activities. Visitors should be prepared for frequent rain, as 160 mm (6.3 in) of precipitation is expected over 18 days, while the humidity hovers around 65%. This month is perfect for basking in the sun and enjoying the lush, tropical environment, despite the occasional showers.

May Temperature in Boca Raton

In Boca Raton, May heralds the transition into warmer weather, showcasing a delightful climate that's perfect for outdoor activities. With nighttime temperatures averaging around 19°C (66°F), residents and visitors can enjoy comfortably cozy evenings. The daytime warmth rises to an average of 26°C (79°F), peaking at a maximum of 31°C (89°F). This month is characterized by a steady increase in temperatures, following April's pleasant warmth, indicating an embrace of summer's approach. As temperatures climb, the humidity begins to increase, creating a vibrant and inviting atmosphere, ideal for beach outings and social gatherings. Thus, May serves as a delightful prelude to the sultry summer months ahead.

May Weather in Boca Raton: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Boca Raton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec707373777982838482817672
Data source: Temperature data for Boca Raton 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 Boca Raton

May marks a significant shift in precipitation patterns for Boca Raton, with a substantial increase in rainfall, totaling 160 mm (6.3 in) over 18 days. This surge follows the wetter conditions of April and continues into the rainy season, showcasing a clear trend of escalating moisture that peaks in the months ahead. The precipitation in May is notably higher than previous months, indicating a shift towards more frequent rainfall which sets the stage for the coming summer months. As the transition into June begins, the upward trajectory in precipitation, reaching 179 mm (7.0 in), highlights the region's climactic rhythm and the importance of preparing for a notably wet period.

May Precipitation Trends in Boca Raton

The chart displays monthly precipitation patterns in Boca Raton, 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.
JanFebMarAprMayJunJulAugSepOctNovDec385637831601791621651941579945
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Boca Raton

May marks a notable shift in Boca Raton's humidity levels, dipping to 65% as the city transitions into the warmer months. This gradual decline from the previous months is part of a broader trend that sees humidity levels decreasing from 83% in January to their annual low in May. Following this decline, the humidity begins to rise again in June, peaking in the summer months. The relatively pleasant humidity in May not only enhances outdoor enjoyment but also signals the approach of the hot, sun-soaked summer typical for this vibrant coastal town. As the season progresses, residents and visitors alike can anticipate a return of the characteristic humidity that defines Boca Raton’s tropical climate.

May Average Humidity in Boca Raton

This chart illustrates the average monthly humidity levels in Boca Raton, with May's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how May's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec83%80%75%68%65%73%77%80%83%83%83%84%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Boca Raton

As May unfolds in Boca Raton, the UV Index peaks at a striking 12, placing it in the extreme exposure category, where mere 10 minutes of unprotected sun exposure can lead to burns. This trend follows April, which also recorded the same elevated index, indicating a consistent pattern of intense solar radiation as summer approaches. Notably, the UV Index dramatically escalates from the moderate levels in January and February to very high and extreme categories by spring, compelling residents and visitors to take precautions. The ongoing high levels of UV radiation throughout May emphasize the importance of sun safety during this time. For more detailed information, check out Boca Raton UV Index.

Maximum UV Index Levels in Boca Raton for May

The chart shows the monthly maximum UV Index (UVI) for Boca Raton 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.
JanFebMarAprMayJunJulAugSepOctNovDec69101212121212111086
Data source: Boca Raton 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 Boca Raton

May in Boca Raton blossoms with an impressive 316 hours of sunshine, continuing the trend of abundant sunlight that begins in early spring. Following April's peak of 326 hours, May maintains a vibrant luminosity as residents and visitors relish in the warmth of the sun. This month bridges the transition from spring to summer, where July often emerges as the sunniest month with 340 hours. Overall, the data illustrates a consistent pattern of bright, sunny days that can be expected from April through August, providing the perfect backdrop for outdoor activities and relaxation in this picturesque coastal city. As summer approaches, the allure of Boca Raton is undeniably illuminated by glorious sunshine.

Monthly Sunshine Duration in Boca Raton: May Highlighted

The May sunshine duration represents the total number of hours Boca Raton 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.
JanFebMarAprMayJunJulAugSepOctNovDec209h275h318h326h316h302h340h336h315h297h268h279h
Data source: Boca Raton May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Boca Raton During May

As we transition into May in Boca Raton, the likelihood of sunny weather reflects a notable shift from the earlier months of the year. With a 47% chance of sunshine, May holds onto the relatively bright disposition of April's 53%, while notably higher than the upcoming summer months that see a sharp decline, plummeting to a mere 15% in June. This trend suggests that while May is not quite as guaranteed to be sunny as its earlier counterparts like February (57%), it remains a favorable time before the summer's heat sets in and the chances of sun take a notable dip. Enjoying the sun in May, however, is still more reliable than the murky clouds that follow in the peak summer months.

Percentage of Sunny Days in May in Boca Raton

The chart illustrates the percentage of sunny days in Boca Raton 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 Boca Raton experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec39%57%48%53%47%15%20%24%32%45%38%61%
Data source: Boca Raton May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Boca Raton in May

As the year unfolds in Boca Raton, the daylight duration gradually increases, peaking in May with an impressive 13 hours of sunlight. Beginning in January with 10 hours, the days stretch longer as spring approaches, offering 12 hours by March and April. With May ushering in the year's longest daylight alongside June, the summer months maintain this luminous perk until August. Following this sunny peak, daylight begins to recede gradually as the year transitions into fall, wrapping up with a gentle decline back to 10 hours by December. This rhythmic pattern not only enhances the beauty of the seasons but also invites residents and visitors alike to revel in the outdoor splendor that Boca Raton has to offer.

Average Daylight Hours in Boca Raton for May

The chart illustrates the variation in daylight duration in Boca Raton throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 41m11h 16m12h 1m12h 47m13h 25m13h 44m13h 34m13h12h 15m11h 30m10h 50m10h 30m
Data source: Boca Raton daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Boca Raton

In Boca Raton, the month of May offers a delightful balance in wind speed, averaging 4.6 m/s (10 mph), slightly higher than the preceding months of April and March. This moderate breeze enhances the region's appeal, inviting residents and visitors alike to enjoy outdoor activities while basking in the pleasant spring warmth. Interestingly, as the summer approaches, wind speeds tend to decrease, with June recorded at 3.9 m/s. Overall, May serves as a sweet spot in Boca Raton's wind patterns, presenting just enough freshness to invigorate the air before the calm of summer settles in.

Average May Wind Speed in Boca Raton

The chart displays monthly wind speed patterns in Boca Raton, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.05.04.84.44.6 m/s3.93.13.42.43.54.13.2
Data source: Boca Raton May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Boca Raton Compares to Other Months

The weather in Boca Raton changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of May's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Boca Raton and find detailed weather information for every month.

May and January present contrasting weather conditions. In May, temperatures range from a minimum of 19°C (66°F) to a maximum of 31°C (89°F), with an average temperature of 26°C (79°F). The month experiences significant precipitation, totaling 160 mm (6.3 in) over approximately 18 days, contributing to a humidity level of 65%. In contrast, January offers a cooler climate, with temperatures varying from a minimum of 6°C (44°F) to a maximum of 29°C (85°F) and an average of 21°C (70°F). Precipitation is much lower in January, at just 38 mm (1.5 in) over 7 days, accompanied by higher humidity at 83%. For more detailed insights, check out the Boca Raton weather in January.

When comparing the weather in May and February, May tends to be significantly warmer, with temperatures ranging from a minimum of 19°C (66°F) to a maximum of 31°C (89°F) and an average of 26°C (79°F). In contrast, February offers cooler temperatures, with a minimum of 9°C (49°F), an average of 23°C (74°F), and a maximum of 29°C (84°F). Additionally, May experiences higher precipitation, with 160 mm (6.3 in) of rainfall over 18 days, while February sees only 56 mm (2.2 in) over 12 days. Interestingly, the humidity levels are slightly lower in May at 65%, compared to 80% in February. For more detailed insights, you can check out Boca Raton weather in February.

May and March present distinct weather patterns. In May, temperatures range from a minimum of 19°C (66°F) to a maximum of 31°C (89°F), with an average of 26°C (79°F). The month also sees considerable rainfall, totaling 160 mm (6.3 in) over 18 days, contributing to a relatively high humidity level of 65%. In contrast, March features a cooler atmosphere, with temperatures starting at a minimum of 12°C (54°F) and peaking at 31°C (89°F), while averaging 23°C (74°F). Precipitation is significantly less at 37 mm (1.5 in) over just 7 days, accompanied by a slightly higher humidity level of 75%. For more details on the climate during this month, visit Boca Raton weather in March.

When comparing the weather in May to that of April, we see a notable increase in temperature and precipitation. May features a minimum temperature of 19°C (66°F) and an average of 26°C (79°F), while April starts slightly cooler with a minimum of 15°C (59°F) and an average of 25°C (77°F). However, April can be hotter at its maximum, reaching 33°C (92°F), compared to May's maximum of 31°C (89°F). Precipitation also rises significantly in May, with 160 mm (6.3 in) over 18 days, compared to April's 83 mm (3.2 in) over 12 days. The humidity is slightly lower in May at 65%, compared to April's 68%. For more details on April conditions, check out Boca Raton weather in April.

In May, the weather tends to be warm with average temperatures around 26°C (79°F), ranging from a minimum of 19°C (66°F) to a maximum of 31°C (89°F). However, it can be quite rainy, experiencing 160 mm (6.3 in) of precipitation over 18 days, along with a relative humidity of 65%.

In contrast, June brings slightly warmer temperatures, with an average of 28°C (82°F) and a minimum of 24°C (75°F), peaking at 33°C (91°F). Rainfall increases to 179 mm (7.0 in) over 23 days, accompanied by higher humidity levels at 73%. This shift makes June feel more sultry compared to May's warm embrace. For more detailed information about June's climate, check out Boca Raton weather in June.

In May, the weather features milder temperatures with minimums around 19°C (66°F) and maximums peaking at 31°C (89°F), alongside an average of 26°C (79°F). However, this month also experiences significant rainfall, totaling 160 mm (6.3 in) over 18 days, contributing to a humidity level of 65%.

In contrast, July brings warmer conditions, with minimum temperatures rising to 24°C (76°F) and maximums reaching 34°C (93°F), averaging at 28°C (83°F). Precipitation remains similar, at 162 mm (6.4 in), but it is spread across more days, totaling 25 days of rain, which increases humidity to 77%.

For more details on July's weather specifics, you can check the link: Boca Raton weather in July.

In comparing the weather between May and August, notable differences emerge. May experiences milder temperatures, with an average of 26°C (79°F) and maximums reaching 31°C (89°F), whereas August is warmer, boasting an average temperature of 29°C (84°F) and peaking at 32°C (91°F). Precipitation levels in both months are similar, with May receiving 160 mm (6.3 in) over 18 days and August slightly higher at 165 mm (6.5 in) over 25 days. Additionally, humidity rises in August to 80%, compared to May's 65%, making the latter feel relatively more comfortable. For more details on the weather patterns in August, check out Boca Raton weather in August.

May and September exhibit distinct weather patterns that highlight the transition from late spring to early autumn. In May, temperatures range from a minimum of 19°C (66°F) to a maximum of 31°C (89°F), with an average of 26°C (79°F). The month is characterized by relatively high precipitation, totaling 160 mm (6.3 in) over 18 days, and a humidity level of 65%. In contrast, September sees warmer temperatures, with minimums of 24°C (76°F) and maximums reaching 33°C (92°F), averaging 28°C (83°F). The month experiences even higher precipitation levels at 193 mm (7.6 in) over 22 days and increased humidity at 83%. For more details on September weather, you can refer to Boca Raton weather in September.

May and October in Boca Raton offer distinctly different weather experiences despite having similar average temperatures. In May, temperatures range from a minimum of 19°C (66°F) to a maximum of 31°C (89°F), accompanied by moderate humidity at 65% and significant precipitation, with rain falling on 18 days. In contrast, October features slightly cooler minimum temperatures at 14°C (58°F), while still reaching up to 31°C (88°F) during the day. Rainfall is fairly comparable, with 157 mm (6.2 in) over 21 days, but humidity is higher at 83%, creating a more sultry atmosphere. For a detailed look at October's weather patterns, you can visit Boca Raton weather in October.

When comparing the weather in May and November, we see notable differences in temperature and precipitation. In May, temperatures begin to rise, with a minimum of 19°C (66°F) and an average of 26°C (79°F), reaching a maximum of 31°C (89°F). However, this month also experiences higher rainfall, totaling 160 mm (6.3 in) over 18 days, with a humidity of 65%. In contrast, November presents a cooler climate, with minimum temperatures dropping to 11°C (52°F) and an average of 24°C (76°F), peaking at 30°C (86°F). Additionally, November sees less precipitation at 99 mm (3.9 in) over 15 days, but the humidity is notably higher at 83%. For a detailed look at the weather patterns during this month, you can check Boca Raton weather in November.

When comparing the weather in May and December, one can observe distinct differences in temperature and precipitation. May boasts a warmer climate with minimum temperatures around 19°C (66°F) and averages reaching up to 26°C (79°F), peaking at 31°C (89°F). In contrast, December experiences cooler temperatures, starting at a minimum of 10°C (50°F) and averaging 22°C (72°F), with a maximum of 29°C (85°F). Additionally, May has significantly more rainfall, with 160 mm (6.3 in) spread over 18 days, whereas December sees much less precipitation at 45 mm (1.8 in) over just 10 days. Notably, December also has higher humidity levels at 84% compared to May’s 65%. For more detailed information, you can refer to Boca Raton weather in December.

Compare Boca Raton's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Boca Raton

In May, Boca Raton embraces the onset of summer, showcasing warmer temperatures and increased humidity compared to the preceding months. With vibrant days that often hover around a comfortable 26°C, you can expect a blend of sunshine and scattered showers, bringing about an average of 18 rainfall days throughout the month. The lush landscapes benefit from this rainfall, adding a vibrant touch to the coastal beauty. As you plan your visit, remember that May is a splendid time to enjoy outdoor activities while balancing the tropical climate’s ever-present allure. For more details on what to expect, visit Boca Raton Climate.