Last updated: August 31, 2025
In May, Florida and Puerto Rico experience warm and inviting weather, with maximum temperatures reaching up to 31°C (89°F) and an average of 25°C (77°F). The nights cool down pleasantly to around 21°C (69°F), providing a comfortable atmosphere. However, May also brings increased precipitation, averaging 104 mm (4.1 in) over 21 rainy days, contributing to the region's lush greenery. The humidity sits at a comfortable 75%, making it an ideal time for outdoor activities amidst the tropical landscape. Whether you're soaking up the sun or exploring vibrant local attractions, May offers the perfect blend of warmth and occasional refreshing showers.
As May unfolds in Florida and Puerto Rico, temperatures rise to pleasant summer levels, marking the transition from spring. With a minimum of 21°C (69°F) and an average of 25°C (77°F), days become warmer, peaking at a comfortable maximum of 31°C (89°F). This month stands out as the first to consistently reflect temperatures above 20°C overnight, signaling longer, sunnier days ahead. The increasing warmth not only invites beachgoers but also heralds the height of tropical activity as summer approaches, making May a delightful time to revel in the balmy embrace of these vibrant locales.
In May, Florida and Puerto Rico experience a noticeable spike in precipitation, with 104 mm (4.1 in) of rainfall recorded across approximately 21 days. This marks not only the peak of spring showers but also sets the stage for the impending summer months. Compared to the previous months, like April and March, both of which had lower totals of 87 mm (3.4 in) and 88 mm (3.4 in) respectively, May signifies a shift towards wetter conditions. This trend of increasing rainfall continues into June and July, suggesting that the tropical climate is gearing up for the more intense rainy season ahead. With this surge in precipitation, lush vegetation thrives, and the vibrant landscape of Florida and Puerto Rico flourishes, embracing the essence of late spring.
In May, both Florida and Puerto Rico experience a steady humidity level of 75%, reflecting a pattern of consistent moisture that begins in the spring. Following the slight dip from March's 74%, May maintains this balance, setting the stage for the rising humidity of the upcoming summer months. As we transition into June and July, humidity levels steadily increase to 77% and 80%, respectively, emphasizing a clear seasonal trend toward a more humid environment. This gradual rise hints at the tropical climate's influence, creating a vibrant, lush atmosphere that characterizes both locales as they move into the heart of summer.
As the sun intensifies in May, Florida and Puerto Rico experience a notable peak in UV exposure, reaching an extreme UV Index of 14. This increase highlights a growing trend in the region, where UV levels rise steadily from January's very high index of 9, escalating to extreme levels by February and consistently remaining at this level through June. With a burn time of just 10 minutes, the importance of protection against harmful rays becomes paramount. As summer approaches, both locals and visitors should stay vigilant and informed about the weather conditions by checking resources like the Florida UV Index to ensure safe outdoor activities.
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In Florida and Puerto Rico, May shines brightly with an impressive 356 hours of sunshine, marking the peak of the year’s sunny days. Following a steady ascent since January, which started with just 257 hours, the trend showcases a remarkable increase in sun-soaked hours leading up to summer. From 304 hours in February to 346 hours in April, the progression reflects the regions' transition into this radiant month. Even as June and July maintain high sunshine levels—342 hours and 354 hours, respectively—May stands out for its vibrant display of sunlight, setting a tone of optimism and warmth that invigorates both locals and visitors alike.
In Florida and Puerto Rico, the likelihood of sunny weather in May stands at a moderate 46%, suggesting that while pleasant days are expected, they may be interspersed with clouds or rain. This percentage reflects a slight uptick from the preceding months, particularly April's 42%, signaling a hopeful transition as spring gives way to summer. Notably, February boasts the highest chance of sun at 66%, while the summer months of June through August experience a significant drop, indicating a trend where sunny days become less predictable as temperatures rise. As such, while May offers decent chances for sunshine, planning outdoor activities requires a touch of flexibility and awareness of potential shifts in weather.
In Florida and Puerto Rico, the daylight duration showcases an intriguing seasonal rhythm. Beginning the year with a steady 11 hours of light in January and February, the days gradually stretch into 12 hours by March and April. Interestingly, May maintains this 12-hour span, aligning seamlessly with the onset of warmer temperatures. As summer approaches, June and July bask in an abundance of 13 hours of daylight, inviting outdoor adventures and sun-soaked activities. This peak gradually diminishes, with August and September slipping back to 12 hours, before returning to the original 11 hours as the year winds down in October, November, and December. This rhythmic cycle not only enhances the vibrant atmosphere of these regions but also sets the stage for a diverse array of seasonal experiences.
In May, the winds in Florida and Puerto Rico continue to play a gentle symphony, boasting an average speed of 2.9 m/s (6 mph)—consistent with the mild breezes felt in January. As spring melds into summer, the winds remain relatively calm, mirroring the slight uptick seen in February and June, which peak at speeds of 3.7 m/s (8 mph) and 3.3 m/s (7 mph) respectively. Notably, the trend indicates a gradual increase in wind speed during the summer months, with July reaching its annual high of 3.6 m/s (8 mph). However, the transition into the fall sees a noticeable decline, particularly in September, where winds drop to a gentle 2.1 m/s (5 mph). This seasonal variation not only enhances the coastal charm during spring and summer but also sets the stage for the calmer, tranquil days that follow.
Weather in Florida varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Florida, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January present distinctly different weather patterns. In May, temperatures are generally warmer, with a minimum of 21°C (69°F) and an average of 25°C (77°F), reaching up to a high of 31°C (89°F). This month sees significant rainfall, with 104 mm (4.1 in) spread over 21 days, contributing to a humidity level of 75%. In contrast, January features milder conditions, with a minimum temperature of 15°C (59°F) and an average of 23°C (74°F), peaking at 28°C (84°F). Rainfall is much less frequent, totaling 38 mm (1.5 in) over 12 days, coupled with a similar humidity level of 76%. For more insights into the January climate, you can visit Florida weather in January.
When comparing the weather in May and February, it’s clear that May tends to be warmer and wetter. May experiences temperatures ranging from a minimum of 21°C (69°F) to a maximum of 31°C (89°F), with an average of 25°C (77°F). In contrast, February sees slightly cooler temperatures, with a minimum of 18°C (64°F) and a maximum of 29°C (85°F), averaging at 23°C (74°F). Additionally, May has significantly higher precipitation, totaling 104 mm (4.1 in) over 21 days compared to February’s 42 mm (1.7 in) over just 12 days. Both months share the same humidity level of 75%, but the overall experience in May is defined by warmer weather and increased rainfall. For more specific information, you can check Florida weather in February.
In comparing the weather of May and March, May tends to be warmer with average temperatures ranging from a minimum of 21°C (69°F) to a maximum of 31°C (89°F), whereas March has slightly cooler temperatures, with a minimum of 18°C (64°F) and a maximum of 30°C (86°F). While both months experience similar humidity levels—75% in May and 74% in March—May sees more precipitation, accumulating about 104 mm (4.1 in) over 21 days compared to March’s 88 mm (3.4 in) over 16 days. For a more detailed look at March weather, you can check out Florida weather in March.
In comparing the weather patterns of April and May, it is evident that May is slightly warmer, with average temperatures rising from 24°C (75°F) in April to 25°C (77°F). While April experiences a minimum temperature of 18°C (65°F), May starts off warmer with a minimum of 21°C (69°F). The maximum temperatures in both months are comparable, peaking at 30°C (86°F) in April and 31°C (89°F) in May. However, May is wetter, with 104 mm (4.1 inches) of precipitation spread over 21 days, compared to April's 87 mm (3.4 inches) over 18 days. Both months share the same humidity level of 75%. For more details, check out Florida weather in April.
In comparing the weather of May and June, we see some similarities and subtle differences. Both months feature a minimum temperature of around 21°C (69°F), but June has a slightly warmer average temperature of 26°C (79°F) compared to May's 25°C (77°F). The maximum temperature remains consistent at 31°C (88-89°F) across both months. Precipitation levels are also comparable, with May experiencing 104 mm (4.1 in) over 21 rainy days, while June sees a decrease in precipitation to 96 mm (3.8 in) across 18 days. Humidity is slightly higher in June at 77%, compared to May's 75%. For more details on June weather in Florida, check out Florida weather in June.
In comparing the weather between May and July, both months see similar patterns in temperature and precipitation. May presents a minimum temperature of 21°C (69°F) and an average temperature of 25°C (77°F), with a maximum reaching up to 31°C (89°F). This month experiences 104 mm (4.1 in) of rainfall over 21 days, with humidity around 75%. In contrast, July has slightly warmer temperatures, with a minimum of 22°C (71°F), an average of 26°C (80°F), and a peak of 32°C (89°F). Interestingly, July also records the same amount of precipitation—104 mm (4.1 in)—but over just 20 days, and it has a higher humidity level of 80%. For a deeper understanding of July's weather specifically, you can refer to Florida weather in July.
In May, the weather features a comfortable average temperature of 25°C (77°F), with highs reaching up to 31°C (89°F) and lows around 21°C (69°F). Despite the warm temperatures, May experiences significant precipitation, with about 104 mm (4.1 in) over 21 days, and humidity levels averaging 75%. In contrast, August sees a slight increase in temperatures, with an average of 26°C (80°F) and highs up to 32°C (90°F). Rainfall is slightly higher at 111 mm (4.4 in) over 20 days, and humidity also rises to around 80%. Both months offer warm conditions, but August tends to be a bit warmer and more humid. For more details on August weather, visit Florida weather in August.
In May, the weather typically features warm temperatures with a minimum of 21°C (69°F) and an average of 25°C (77°F), peaking at 31°C (89°F). The month experiences moderate rainfall, accumulating 104 mm (4.1 in) over 21 days, while humidity hovers around 75%. In comparison, September sees slightly higher temperatures, with a minimum of 22°C (72°F) and an average of 26°C (79°F), reaching a maximum of 32°C (90°F). However, it also brings increased precipitation at 205 mm (8.1 in) spread over 26 days, along with a slight uptick in humidity to 79%. For a detailed look at the climatic conditions during this month, check out Florida weather in September.
May and October in Florida present a warm climate, yet they differ notably in precipitation and humidity. In both months, temperatures range from a minimum of around 21°C (69°F) to a maximum of 31-32°C (89°F). However, October experiences higher rainfall, with 171 mm (6.7 in) over 25 days compared to May's 104 mm (4.1 in) across 21 days. Additionally, October tends to be slightly more humid, with levels reaching 78% compared to May's 75%. This increase in rainfall and humidity in October can create a more tropical feel, making it important to be prepared for wet weather. For more detailed insights, check out Florida weather in October.
May and November share similar average temperatures, with both months hovering around 25°C (77°F). However, May typically experiences slightly warmer maximum temperatures, reaching up to 31°C (89°F), compared to November's peak of 30°C (87°F). In terms of precipitation, November has a marginally higher average with 116 mm (4.6 in) compared to May's 104 mm (4.1 in), though the number of rainy days is relatively close, with 18 in November and 21 in May. Both months exhibit high humidity levels, providing a tropical feel, with November being just slightly higher at 78% compared to May's 75%. For more details on the weather in November, check out Florida weather in November.
In comparing the weather between May and December, we see notable differences. May boasts warmer temperatures with a minimum of 21°C (69°F) and an average high reaching 31°C (89°F), while December features slightly cooler conditions, with a minimum of 19°C (66°F) and a maximum of 30°C (86°F). Additionally, May experiences significantly higher precipitation, totaling 104 mm (4.1 in) across 21 days, whereas December has a milder rainfall of just 39 mm (1.5 in) over 13 days. Humidity levels remain quite similar in both months, hovering around 75% in May and slightly higher at 76% in December. For more detailed information, you can check out Florida weather in December.
As May rolls in, Florida's weather begins to heat up, showcasing a shift from the cooler spring months. With temperatures steadily climbing, the state experiences an average warmth that lures locals and tourists alike to enjoy the outdoors. However, this month also brings increased humidity and the potential for frequent rain, with nearly three weeks having some form of precipitation. Compared to the preceding months, May sets the stage for the sweltering summer, providing a unique blend of warmth and moisture that characterizes the start of Florida's tropical season. For more insights on how Florida's climate changes throughout the year, check out Florida Climate.