Last updated: February 24, 2025
In April, Key West showcases a delightful tropical climate, with maximum temperatures reaching up to 29°C (84°F) and a comfortable average of 25°C (77°F). While the minimum temperatures dip to a pleasant 19°C (67°F), visitors can expect a mix of sunshine and gentle breezes. The month typically sees around 40 mm (1.6 in) of rainfall spread over 7 days, contributing to the lush, vibrant landscapes. With an average humidity of 73%, the air feels warm and inviting, making it an ideal time to explore the island's exquisite beaches and lively outdoor activities.
April in Key West marks a delightful transition into warmer days, with temperatures reflecting the onset of spring warmth. The minimum temperature rises to a comfortable 19°C (67°F), while the average creeps up to 25°C (77°F), offering a perfect blend of sun and breeze for outdoor activities. As the month progresses, the maximum temperature can reach up to 29°C (84°F), making it ideal for soaking in the tropical vibes. This upward trend in temperature from previous months indicates that spring is fully underway, inviting both residents and visitors to enjoy the stunning beaches and vibrant nightlife that Key West has to offer.
In April, Key West experiences a significant uptick in precipitation, with 40 mm (1.6 in) of rain falling over 7 days. This marks an increase from the drier months of January, February, and March, which saw less than 30 mm each month. As spring unfolds, the shift in weather patterns points toward a wetter season ahead, with May expected to bring even more rain at 139 mm (5.5 in) across 11 days. This rainfall trend hints at the onset of the tropical climate that characterizes the region, setting the stage for the heavier downpours typical of the summer months. Moreover, the gradual increase in precipitation days from 4 in March to 7 in April illustrates the transition toward a more humid and vibrant atmosphere, heralding the lushness of Key West's landscapes in the following months.
In April, Key West enjoys a refreshing drop in humidity, resting at 73%, which marks a steady decline from 81% in January and 79% in February. This decrease reflects the arrival of spring and implies a more comfortable environment as residents and visitors alike bask in mild temperatures and pleasant breezes. Following April, humidity continues to ease into May at 71%, but as summer approaches, levels begin to creep back up. Overall, April serves as a significant pivot point in the humidity trend, heralding the transition from the more oppressive winter months to the warmer, yet still enjoyable, summer atmosphere.
April in Key West sees a notable spike in the UV Index, reaching an extreme level of 12—the same as May and August—indicating an urgent need for effective sun protection. With a burn time of just 10 minutes, the increasing intensity of UV radiation throughout the earlier months sets the stage for caution. As daylight lengthens and temperatures rise, residents and visitors alike must remain vigilant against skin damage, emphasizing the importance of sunscreen and shade. This trend of climbing UV levels continues into the summer months, with June peaking at 13. For a detailed overview of UV levels and guidance on how to stay safe under the Florida sun, check out Key West UV Index.
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April in Key West shines brightly with 340 hours of sun, marking a delightful peak in the spring season. As winter fades, the sunshine hours gradually increase, with January starting at a modest 228 hours. By March, residents and visitors alike witness a significant leap to 333 hours, setting the stage for the sun-drenched days of April. This trend continues into the summer months, with July boasting the highest average at 351 hours, while later months like September and October gently taper off but still deliver a wonderful weather experience. Overall, the consistent rise in daylight hours from January to April heralds the vibrant charm of Key West as it transitions into a sun-filled summer.
April in Key West, United States offers a delightful 64% chance of sunny weather, making it one of the more pleasant months for sun-seekers. As the spring season unfolds, sunlight peaks in March with a commendable 72%, but begins to taper slightly as April progresses. The trend shows a favorable transition from winter’s chill, particularly when compared to the colder months of January (43%) and February (68%). This sunshine pattern shifts dramatically as summer approaches, with June plunging to just 21%. Thus, April serves as a sweet spot, balancing warmth and brightness before the intense heat and humidity take hold in the summer months.
In Key West, United States, the month of April delights residents and visitors alike with 12 hours of daylight, continuing the trend established in March. As spring fully embraces the region, daylight durations remain consistent, promoting a vibrant atmosphere perfect for outdoor activities. The increase in daylight from the winter months is notable, gradually building to a peak of 13 hours in May and extending through the summer. This rhythm of longer days not only enhances the tropical allure of Key West but also invites exploration and enjoyment of its breathtaking beaches and lively cultural scene. As April transitions into May, the anticipation of even more sunlight adds a sense of excitement to the flourishing springtime.
In April, the winds in Key West begin to settle into a gentle rhythm, with an average speed of 6.0 m/s (14 mph). This month sees a slight dip from the brisk gusts of March, which peak at 6.8 m/s (15 mph), yet still maintains a lively breeze that complements the island's vibrant atmosphere. As spring progresses, the winds remain consistent, aligning closely with the speeds seen in May and February. Interestingly, this transitional period is characterized by relatively mild wind patterns, setting the stage for the quieter months of summer ahead. The overall trend hints at a balance between invigorating and soothing breezes, ideal for both adventure seekers and those yearning for a leisurely day by the ocean.
The weather in Key West changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of April's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Key West and find detailed weather information for every month.
April and January in Key West showcase distinct weather patterns. April boasts warmer temperatures, with a minimum of 19°C (67°F) and an average of 25°C (77°F), while January experiences cooler temperatures, starting at a minimum of 12°C (55°F) and peaking at an average of 22°C (71°F). Despite April being warmer, it also has higher precipitation levels at 40 mm (1.6 in) over 7 days compared to January's 27 mm (1.1 in) over 5 days. Humidity is somewhat higher in January at 81% compared to April's 73%, making January feel a bit more damp. For more information on January weather, check out Key West weather in January.
April generally offers warmer temperatures compared to February, with minimums of 19°C (67°F) and an average of 25°C (77°F) in April, compared to February's minimum of 14°C (58°F) and an average of 23°C (74°F). The maximum temperatures in April reach up to 29°C (84°F), while February peaks at 26°C (80°F). Additionally, April sees slightly more precipitation, totaling 40 mm (1.6 in) over 7 days, whereas February experiences less rainfall, with 27 mm (1.1 in) over 4 days. Humidity levels remain relatively high in both months, with April at 73% and February at 79%. For more detailed insights, check out Key West weather in February.
April tends to be warmer and wetter than March in Key West. The average temperature in April reaches 25°C (77°F), with a maximum of 29°C (84°F), compared to March's average of 23°C (74°F) and a maximum of 26°C (80°F). Additionally, April experiences more rainfall, with 40 mm (1.6 inches) over 7 days, while March sees only 18 mm (0.7 inches) across 4 days. Humidity levels remain relatively high, with April at 73% and March slightly higher at 76%. For more detailed insights, you can check Key West weather in March.
In comparing the weather between April and May, we observe a slight increase in temperatures, with May featuring a minimum of 22°C (72°F) and an average of 26°C (79°F), compared to April's minimum of 19°C (67°F) and an average of 25°C (77°F). Both months experience similar maximum temperatures, peaking at 29°C (84°F). However, May is notably wetter, receiving 139 mm (5.5 in) of precipitation over 11 days, compared to April's 40 mm (1.6 in) over 7 days. The humidity remains relatively high, with April at 73% and May slightly lower at 71%. For a more detailed look at the weather in May, check out Key West weather in May.
In April, the weather is generally warm, with temperatures ranging from a minimum of 19°C (67°F) to a maximum of 29°C (84°F) and an average of 25°C (77°F). The month sees about 40 mm (1.6 in) of precipitation across approximately 7 days, with a humidity level of 73%. In contrast, June experiences slightly warmer temperatures, with a minimum of 24°C (76°F), an average of 28°C (82°F), and a maximum of 30°C (87°F). However, it's also a wetter month, receiving 94 mm (3.7 in) of rain over 14 days, though humidity drops slightly to 69%. For more details on June weather, check out Key West weather in June.
When comparing the weather in April and July, we see a noticeable shift in temperature and precipitation patterns. In April, temperatures range from a minimum of 19°C (67°F) to a maximum of 29°C (84°F), with an average of 25°C (77°F). The month also experiences around 40 mm (1.6 in) of precipitation over approximately 7 days and maintains a humidity level of 73%. In contrast, July brings warmer temperatures, with a minimum of 25°C (78°F) and an average of 28°C (83°F), peaking at 30°C (87°F). However, July is significantly wetter, receiving about 103 mm (4.0 in) of rain over 15 days, while the humidity remains slightly lower at 70%. For more details on July's weather, visit Key West weather in July.
April and August in Key West exhibit notable differences in weather patterns. In April, temperatures range from a comfortable minimum of 19°C (67°F) to a maximum of 29°C (84°F), with an average of 25°C (77°F), accompanied by moderate humidity levels around 73%. The month experiences a total precipitation of about 40 mm (1.6 in) over approximately 7 days. In contrast, August brings warmer temperatures, with a minimum of 25°C (78°F) and a peak at 30°C (87°F), maintaining an average of 29°C (84°F). However, it also sees significantly higher rainfall, totaling 100 mm (3.9 in) over 15 days, while humidity remains quite stable at 72%. For more detailed insights, visit Key West weather in August.
In April, the weather is typically warm and pleasant, with temperatures ranging from a minimum of 19°C (67°F) to a maximum of 29°C (84°F) and an average temperature of 25°C (77°F). However, it experiences an average of 40 mm (1.6 in) of precipitation over about 7 days, while maintaining a humidity level of 73%. In contrast, September brings even warmer temperatures, with a minimum of 25°C (77°F), an average temperature of 28°C (83°F), and a maximum of 30°C (86°F). The month is much wetter, accumulating about 172 mm (6.8 in) of rain over 17 days, paired with slightly higher humidity at 76%. For more detailed insights, check out Key West weather in September.
In comparing the weather between April and October, we notice some distinct differences. April typically enjoys milder temperatures with a minimum of 19°C (67°F) and an average of 25°C (77°F), whereas October starts with a slightly warmer minimum at 20°C (69°F) and an average of 27°C (81°F). Both months see maximum temperatures around 29°C (85°F), but October experiences significantly higher precipitation, with 133 mm (5.2 in) over 18 days, compared to April's 40 mm (1.6 in) spread over just 7 days. Additionally, the humidity is higher in October at 79%, compared to April’s 73%, indicating a more humid and potentially rainier environment. For more details, you can explore Key West weather in October.
April and November in Key West exhibit similar average temperatures, averaging around 25°C (77°F), but they differ in several key aspects. April boasts slightly warmer maximum temperatures, reaching up to 29°C (84°F) compared to November's 28°C (83°F). However, November experiences higher humidity at 80% and increased precipitation, with 83 mm (3.3 in) of rainfall over 10 days, compared to April's 40 mm (1.6 in) over 7 days. This makes April a drier and marginally warmer month, while November tends to be more humid and wetter. For more detailed information, you can check Key West weather in November.
April and December in Key West exhibit mild temperatures, but notable differences in weather patterns. In April, the minimum temperature averages around 19°C (67°F) with highs reaching 29°C (84°F), while December sees slightly cooler temperatures, with a minimum of 15°C (59°F) and a maximum of 27°C (80°F). Both months experience some precipitation, with April having 40 mm over 7 days, compared to December's 44 mm over just 5 days. Additionally, December tends to be a bit more humid at 81%, compared to April's 73%. For a detailed look at December's weather, you can refer to Key West weather in December.
As April unfolds in Key West, it brings a delightful shift in weather that sets it apart from the cooler months preceding it. With temperatures steadily climbing to comfortable averages, visitors can expect pleasantly warm days perfect for outdoor activities. However, the much-needed humidity adds a tropical touch, creating a lush ambiance that rejuvenates the surroundings. While light precipitation is common, totaling just a few days, it rarely hinders the island's vibrant spirit. This month often marks the transition into drier, sunnier weather as the summer approaches, making it an ideal time for travelers seeking to enjoy the beauty of this coastal paradise. For more detailed information on weather trends, explore our comprehensive guide on Key West Climate.