Last updated: February 24, 2025
May weather in Merritt Island, Florida ushers in the warmth of early summer, with maximum temperatures averaging 31°C (88°F) and a comfortable average of 25°C (77°F). The nights can be refreshing, dipping to a minimum of 16°C (61°F). This month also sees 124 mm (4.9 in) of precipitation spread over 11 days, contributing to a humidity level of 68%, which enhances the lushness of the landscape. Visitors can expect a mix of sunny days and occasional rain, perfect for exploring this beautiful coastal region.
In Merritt Island, United States, May brings a delightful transition into warmer weather, with temperatures rising from a minimum of 16°C (61°F) to a comfortable maximum of 31°C (88°F). The average temperature settles around 25°C (77°F), providing a pleasant backdrop for outdoor activities. This month marks a noticeable shift from the cooler spring, as May's warmth hints at the summer season ahead, with temperatures consistently climbing. The trend clearly shows an increase in warmth, making it an ideal time to enjoy the sun and the beautiful Florida landscape before the heat of June settles in.
May brings a significant uptick in precipitation to Merritt Island, with 124 mm (4.9 in) of rainfall measured over 11 days. This marks a noticeable increase compared to the preceding months, particularly from the much drier March with just 25 mm (1.0 in). This trend signals the onset of the wet season, as June follows with even heavier rains. The arrival of May's rains not only rejuvenates the local landscape but also hints at the intense summer storms that lie ahead, with July and August typically recording the heaviest precipitation of the year, averaging 172 mm (6.8 in) and 220 mm (8.7 in), respectively. As the month unfolds, Merritt Island transitions into a wetter pattern, setting the stage for the lush greenery that characterizes the region during peak summer.
In May, Merritt Island experiences pleasantly low humidity levels at 68%, signaling the transition into warmer summer months. This is a notable dip from the April humidity of 70%, reflecting a gradual downward trend that begins in spring. As the temperatures heat up through June and July, humidity levels rise again, peaking at 79% in the height of summer. Overall, the shift in humidity from the start of the year—where levels hover between 80% and 84%—to the late spring offers a refreshing contrast and marks a pivotal point in the island’s climate, inviting outdoor activities and enjoying the beautiful Floridian sunshine.
As May rolls into Merritt Island, the UV Index remains at a striking 11, placing it in the extreme exposure category. This marks a continuation of high UV levels that began in April and are set to continue into the peak summer months of June and July. With a burn time of just 10 minutes, it’s critical for residents and visitors alike to take precautionary measures, as the sun’s intensity reflects an upward trend throughout the spring. Remember to stay protected—seek shade, wear sunglasses, and apply sunscreen regularly to safeguard your skin. For more insights on UV levels year-round, visit Merritt Island UV Index.
UV Risk Categories
As spring transitions into summer, May shines brightly in Merritt Island, boasting 321 hours of sunshine, which places it among the sunniest months of the year. This delightful increase follows a steady rise from March's 317 hours and hints at the glorious days ahead. The upward trend continues into July, which tops the charts with 340 hours, creating a warm and inviting atmosphere perfect for outdoor adventures. With consistently high sunlight hours throughout the summer and early fall months, Merritt Island offers plentiful opportunities to soak up the sun, making it a paradise for sun-seekers and nature lovers alike.
As spring transitions into summer, Merritt Island experiences a noticeable increase in sunny weather, with May boasting a 51% chance of sunshine. This marks a peak in sunshine likelihood for the month, showcasing a positive trend as the year unfolds. Following April's comfortable 48%, May feels a bit brighter, a refreshing change before the summer months bring a stark drop to just 23% in June and 25% in July. This seasonal rhythm suggests that if you’re planning outdoor activities, May is an ideal time to soak up the sun before the heat and humidity set in, making it a delightful month for enjoying the outdoors.
As spring transitions to summer in Merritt Island, the daylight duration steadily increases, peaking at 13 hours from May through August. This month marks a significant step in the lengthening of days, showcasing a welcoming shift from April’s 12 hours. The gradual climb from 10 hours in January to this sunny climax highlights the region's embrace of longer days, encouraging outdoor activities and vibrant community life. As summer wanes into autumn, the daylight begins a slow descent, returning to 12 hours in September, then tapering off again to 10 hours by November. The rhythmic ebb and flow of daylight not only influences daily routines but also paints Merritt Island with the diverse colors of changing seasons.
In Merritt Island, May stands out with an average wind speed of 4.9 m/s (11 mph), marking it as one of the more breezy months of the year. This slight uptick from the preceding months, where averages hovered around 4.2 to 4.6 m/s, suggests that spring is yielding to a gustier late season. As temperatures rise, the wind provides a refreshing contrast, creating ideal conditions for outdoor activities. Intriguingly, as summer approaches, the winds tend to calm down, dropping to 3.6 m/s (8 mph) in both July and August. This seasonal shift highlights the dynamic interplay of weather patterns in Merritt Island, making May a delightful month for those seeking both warmth and a pleasant breeze.
The weather in Merritt Island 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 Merritt Island and find detailed weather information for every month.
May and January present quite contrasting weather conditions. In May, temperatures typically range from a minimum of 16°C (61°F) to a maximum of 31°C (88°F), with an average of 25°C (77°F). The month experiences considerable rainfall, with 124 mm (4.9 in) of precipitation occurring over 11 days, along with a moderate humidity level of 68%. In contrast, January features cooler temperatures, with a minimum of 2°C (36°F) and an average of 17°C (64°F), peaking at 27°C (82°F). Precipitation is significantly lower, amounting to 38 mm (1.5 in) over just 5 days, but the humidity is higher at 83%. For more details, you can check Merritt Island weather in January.
When comparing the weather in May and February, it's clear that May is considerably warmer. In May, temperatures range from a minimum of 16°C (61°F) to a maximum of 31°C (88°F), with an average temperature of 25°C (77°F). In contrast, February offers a milder climate, with temperatures varying from 6°C (43°F) to 27°C (81°F) and an average of 19°C (67°F). Additionally, May experiences more precipitation, totaling 124 mm (4.9 in) over approximately 11 days, whereas February sees only 51 mm (2.0 in) across about 8 days. Humidity levels are slightly lower in May at 68% compared to 80% in February. For a detailed look at February's weather, check out Merritt Island weather in February.
In comparing the weather between March and May, May tends to be significantly warmer, with average temperatures reaching 25°C (77°F) compared to March's average of 20°C (69°F). While March features a cooler minimum temperature of 8°C (47°F), May's minimum sits at a much warmer 16°C (61°F). Additionally, May experiences more precipitation, with 124 mm (4.9 in) falling over 11 days, whereas March has only 25 mm (1.0 in) over just 4 days. Humidity levels are slightly higher in March at 75%, compared to 68% in May. For more detailed information on March weather, you can visit Merritt Island weather in March.
In comparing the weather of April and May, it is evident that May tends to be warmer, with an average temperature of 25°C (77°F) compared to April's 23°C (73°F). While April enjoys a slightly cooler minimum temperature of 13°C (55°F), both months see fairly close maximum temperatures, with May reaching up to 31°C (88°F) versus April’s 30°C (87°F). However, May features significantly higher precipitation at 124 mm (4.9 in) over 11 days, compared to April's 72 mm (2.8 in) over just 8 days. Additionally, humidity remains fairly constant, slightly dropping from April’s 70% to May’s 68%. For more detailed information, you can visit Merritt Island weather in April.
In comparing the weather of May and June, June experiences slightly higher average temperatures, with a minimum of 23°C (73°F) compared to May's 16°C (61°F). While both months see maximum temperatures around the low 30s, June's temperatures peak at 32°C (89°F), just a degree higher than May's maximum of 31°C (88°F). However, June also brings more precipitation, totaling 164 mm (6.4 in) over 22 days, compared to May's 124 mm (4.9 in) over 11 days, contributing to a higher humidity level of 75% in June versus 68% in May. For a detailed look at Merritt Island's conditions during this month, you can visit Merritt Island weather in June.
May and July present distinct weather patterns that reflect the transition into summer. In May, temperatures range from a minimum of 16°C (61°F) to a maximum of 31°C (88°F), with an average of 25°C (77°F). The month sees 124 mm (4.9 in) of precipitation over approximately 11 days, accompanied by a humidity level of 68%. In contrast, July experiences warmer conditions with minimum temperatures around 24°C (75°F) and maximums reaching 32°C (90°F), resulting in an average of 27°C (82°F). The humidity rises to 79%, and precipitation increases to 172 mm (6.8 in) over about 24 days, making July a wetter month. For more details about July weather, you can check this link: Merritt Island weather in July.
In comparing the weather between May and August, it is evident that August tends to be warmer and more humid. May experiences average temperatures ranging from a minimum of 16°C (61°F) to a maximum of 31°C (88°F), while August sees temperatures starting at a higher minimum of 24°C (76°F) and peaking at 32°C (90°F). Additionally, August is notably wetter, with precipitation reaching 220 mm (8.7 in) over 26 days compared to May's 124 mm (4.9 in) over just 11 days. The humidity also rises in August, averaging 81% compared to May's 68%. For a more detailed look at weather patterns, you can visit Merritt Island weather in August.
May and September present distinct weather profiles, reflecting the transition between spring and autumn. In May, temperatures range from a comfortable minimum of 16°C (61°F) to a warm maximum of 31°C (88°F), accompanied by an average humidity of 68%. The month experiences about 124 mm (4.9 in) of rainfall over 11 days, making it relatively wet but still enjoyable for outdoor activities. In contrast, September boasts higher temperatures, with a minimum of 23°C (74°F) and a maximum of 33°C (91°F). This month is even wetter, seeing 189 mm (7.4 in) of precipitation over 21 days, and elevated humidity at 83%. For a closer look at September weather specifics, check out Merritt Island weather in September.
In May, temperatures range from a minimum of 16°C (61°F) to a maximum of 31°C (88°F), with an average of 25°C (77°F). Although the month receives 124 mm (4.9 in) of precipitation over 11 days, humidity levels are relatively moderate at 68%. In contrast, October features slightly cooler minimum temperatures of 11°C (52°F) and a similar average of 26°C (78°F), peaking at 30°C (87°F). Precipitation decreases to 107 mm (4.2 in), but it occurs over more days, totaling 18, and the humidity rises to 81%. For more detailed insights, you can check out Merritt Island weather in October.
In May, temperatures rise to a warm average of 25°C (77°F), peaking at a maximum of 31°C (88°F), while nights are comfortable with a minimum of 16°C (61°F). The month experiences higher precipitation, totaling 124 mm (4.9 in) over approximately 11 days, contributing to a humidity level of 68%. In contrast, November features cooler temperatures, with an average of 22°C (71°F) and a maximum of 29°C (85°F). Nights are considerably chillier, dropping to 7°C (46°F), and precipitation decreases to 62 mm (2.4 in) over about 10 days, although humidity rises to 82%. For a more detailed look at the specific conditions, check out Merritt Island weather in November.
May and December present quite different weather patterns. In May, temperatures are warmer with a minimum of 16°C (61°F) and an average high of 31°C (88°F), making it a vibrant and warm month. However, it also brings more precipitation, with about 124 mm (4.9 in) of rain spread over 11 days, accompanied by a humidity level of 68%. In contrast, December features cooler temperatures, with a minimum of 6°C (42°F) and an average high of 27°C (80°F). The month is characterized by less rainfall, totaling 65 mm (2.6 in) over just 8 days, and a higher humidity of 84%. For more specifics on December weather, you can check Merritt Island weather in December.
May in Merritt Island brings a delightful shift in weather, with temperatures rising to a balmy average of 25°C (77°F), inviting both locals and visitors to embrace the outdoors. Compared to the cooler spring months, this time of year sees a notable increase in humidity, making the warm days feel even more tropical. While 124 mm of precipitation over 11 days may seem significant, it's a welcome contrast to the drier winter season, often characterized by crisp, clear skies. The growing warmth and humidity are sure signs of summer on the horizon, providing a vibrant backdrop for outdoor activities. For more detailed insights into Merritt Island's weather patterns, explore the Merritt Island Climate page.