Last updated: February 24, 2025
April weather in Boston, United States, presents a dynamic shift as spring takes hold. With maximum temperatures reaching 28°C (82°F) and a minimum dipping to -5°C (23°F), the month showcases a diverse range of conditions, particularly highlighted by an average temperature of 7°C (45°F). Precipitation is notable, with 119 mm (4.7 in) of rain falling over 15 days, contributing to the city’s characteristic 88% humidity. As the city awakens from winter slumber, April becomes a transitional period that invites both warm and chilly days, making it essential for residents and visitors alike to prepare for varying weather experiences.
As April rolls into Boston, temperatures begin to show a promising transition from winter's chill to spring's embrace. With a minimum temperature of -5°C (23°F) rising to a maximum of 28°C (82°F), the city experiences a remarkable shift that brings a refreshing warmth. The average temperature of 7°C (45°F) signals the melting of snow and the budding of new life, inviting both residents and visitors to enjoy outdoor activities. This month essentially marks a turning point; after enduring the biting cold of winter, Bostonians can finally revel in the early signs of springtime, showcasing delightful sunny days while still holding onto the crispness of lingering cool nights. As daytime highs flirt with the 20s and 30s, it’s clear that April sets the stage for the warmer months ahead, embodying a sense of renewal and vitality throughout the city.
In April, Boston experiences a notable spike in precipitation, with 119 mm (4.7 in) of rain falling over 15 days. This increase from the preceding months signals the transition into spring, characterized by a mix of refreshing showers that herald the blossoming of nature. Not only does April's rainfall surpass the amounts recorded in January, February, and March, but it also sets the stage for the wetter months ahead, like July and October, which both see peak precipitation levels. This pattern highlights a seasonal trend where early spring marks a significant uptick in rainfall, paving the way for lush greenery as warmer temperatures emerge.
In April, Boston experiences a slight dip in humidity, maintaining a moderate level of 88%. This change marks a subtle transition from the consistently high humidity of winter months, which hovered around 91% in January and February. As spring unfolds, the humidity begins to decline, signaling the approach of drier seasons. Interestingly, April's humidity aligns closely with March, suggesting a gradual shift rather than a sudden change. Beyond April, as summer approaches, humidity continues to decrease, with May dropping to 82% and June reaching 79%. This trend indicates that while spring can still feel moist, the air gradually lightens, paving the way for the warm and relatively drier summer months ahead.
As April rolls into Boston, residents can expect a significant increase in ultraviolet (UV) radiation, with the UV Index soaring to 8, categorized as very high. This marks a notable jump from the previous month and indicates that burn time decreases to just 15 minutes for those with lighter skin. As spring brings longer days and sun-filled moments, it's crucial to stay vigilant about sun protection. The trend continues into May and June, where the UV Index peaks at 9 and 10, pushing the urgency for safeguarding against potential skin damage. For more insights on the UV Index throughout the year, check out Boston UV Index.
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As April unfolds in Boston, the city basks in an invigorating 232 hours of sunshine, marking a delightful transition from the long, dim winter months. After enduring just 91 hours in January and gradually accumulating more light through February's 140 hours and March's 219 hours, residents can finally relish in the full embrace of spring. The upward trend continues, paving the way for May's even brighter 286 hours, showcasing how quickly the vibrant energy of the season ignites. This blossoming warmth foreshadows the peak sun-soaked months ahead in June and July, both boasting around 338 hours. By looking at the data, it’s clear that April serves as a pivotal point in Boston's annual cycle, heralding a season of growth and vitality as sunshine increasingly fuels both the city and its people.
As April settles in Boston, the likelihood of sunny weather holds steady, with a 39% chance of sunshine. This marks a slight dip from March’s more promising 43%, indicating that while spring is emerging, the transition can still be unpredictable. Interestingly, the chances of clear skies improve in the following month, reaching 44% in May, suggesting a gradual upward trend as the warmer months approach. Overall, while April may not boast the highest percentage of sunny days, it remains a vital link in the chain of Boston's evolving spring climate, heralding the brighter days to come.
As winter gives way to spring in Boston, April marks a significant increase in daylight, with the city enjoying 13 hours of sunlight—an improvement from 11 hours in March. This trend of gradual brightness continues as the year progresses, peaking in June with 15 hours of daylight before the days begin to shorten again. April’s longer days not only signal the blossoming of flowers and trees but also invite residents to bask in the expanding outdoor experiences. This resurgence of light, coupled with the anticipation of warmer weather, sets the stage for a vibrant and lively spring season.
As April unfolds in Boston, the winds offer a gentle embrace with an average speed of 3.7 m/s (8 mph), just a slight dip from the breezier conditions of March at 4.4 m/s (10 mph). This softening of the wind reflects the transition into spring, where the vibrant energy of the city comes alive. Interestingly, April marks a brief pause in the seasonal wind patterns; it’s followed by May's calmer days, which register at 3.2 m/s (7 mph). Throughout the year, we see a consistent rise leading into winter, with January's winds at 3.5 m/s (8 mph) gradually intensifying to 4.5 m/s (10 mph) in December. This trend indicates that while spring feels refreshing, the city increasingly braces for the robust gusts of winter, showcasing the dynamic nature of Boston's winds across the seasons.
The weather in Boston 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 Boston and find detailed weather information for every month.
April and January present striking contrasts in weather patterns. In April, temperatures can range from a chilly -5°C (23°F) to a warm 28°C (82°F), with an average of 7°C (45°F), while January is significantly colder, with temperatures dipping from -21°C (-6°F) to a maximum of 17°C (63°F) and an average of -3°C (27°F). Additionally, April experiences greater precipitation, totaling 119 mm (4.7 in) over about 15 rainy days, compared to January's 87 mm (3.4 in) across 14 days. Humidity levels are slightly lower in April at 88% versus January's 91%, contributing to the more temperate feel of spring as it approaches. For more detailed information, you can check Boston weather in January.
April weather shows a significant improvement compared to February, with temperatures ranging from a minimum of -5°C (23°F) to a pleasant maximum of 28°C (82°F) and an average of 7°C (45°F). In contrast, February experiences much colder temperatures, with minimums dropping to -19°C (-2°F), an average of -2°C (29°F), and a maximum of 20°C (69°F). While both months see considerable precipitation, April records 119 mm (4.7 in) over 15 days, slightly more than February's 90 mm (3.5 in) over 16 days. Humidity levels remain high in both months, with April at 88% and February at 91%. For a more detailed look at February weather, check out Boston weather in February.
April's weather showcases a noticeable improvement compared to March. While March records a min temperature of -18°C (0°F) and an average of 2°C (35°F), April sees a milder minimum of -5°C (23°F) and a significantly higher average of 7°C (45°F). Additionally, the maximum temperatures rise from 22°C (72°F) in March to an impressive 28°C (82°F) in April. Precipitation also increases in April, totaling 119 mm (4.7 in) over 15 days, compared to March's 80 mm (3.2 in) over 13 days. Interestingly, both months share the same high humidity level of 88%, contributing to a somewhat damp feeling overall. For more detailed insights, check out Boston weather in March.
April's weather is characterized by a wider temperature range, with lows dropping to -5°C (23°F) and highs reaching up to 28°C (82°F). The month sees a high level of precipitation, totaling 119 mm (4.7 in) over 15 days, accompanied by humidity levels averaging 88%. In contrast, May experiences milder temperatures, with minimums of -2°C (29°F) and maximums of 32°C (89°F) while maintaining an average of 14°C (58°F). Precipitation decreases slightly to 107 mm (4.2 in) over 14 days, and humidity dips to 82%. For a more detailed look at what to expect, check out the Boston weather in May.
April and June showcase distinct differences in weather patterns. April experiences a broader temperature range, with a minimum of -5°C (23°F) and a maximum of 28°C (82°F), leading to an average temperature of 7°C (45°F). This month is also characterized by high precipitation at 119 mm (4.7 in) over 15 days, resulting in a humidity level of 88%. In contrast, June sees a milder temperature spectrum, with a minimum of 5°C (42°F) and a maximum of 32°C (90°F), producing a significantly warmer average of 19°C (67°F). Precipitation decreases to 89 mm (3.5 in) over 12 days, and humidity drops to 79%. For more details on weather in June, visit Boston weather in June.
April and July present contrasting weather patterns, reflecting the transition from spring to summer. In April, temperatures range from a chilly -5°C (23°F) at night to a comfortable 28°C (82°F) during the day, with an average of 7°C (45°F). The month experiences about 119 mm (4.7 in) of precipitation over 15 days, accompanied by high humidity levels at 88%. In contrast, July is much warmer, with minimum temperatures around 11°C (52°F) and maximums reaching up to 33°C (91°F), averaging 22°C (72°F). July also has slightly higher precipitation at 127 mm (5.0 in) over the same number of rainy days, though humidity drops to a more comfortable 77%. For more detailed insights, check Boston weather in July.
In April, the weather in Boston can be quite variable, with temperatures swinging from a chilly minimum of -5°C (23°F) to a warm maximum of 28°C (82°F). On average, the temperature hovers around 7°C (45°F), but the month is marked by high humidity levels of 88% and significant precipitation, with 119 mm (4.7 in) falling over about 15 days. In contrast, August brings more consistent warmth, with temperatures ranging from a minimum of 8°C (47°F) to a comfortable average of 21°C (70°F) and a high of 31°C (88°F). Precipitation drops to 85 mm (3.3 in) over 13 days, and humidity also decreases to 72%, making the summer month more pleasant overall. For more insights into summer weather, check out Boston weather in August.
April and September exhibit distinct weather profiles, showcasing the transition between spring and fall. In April, temperatures range from a chilly -5°C (23°F) at night to a warmer 28°C (82°F) during the day, with an average of 7°C (45°F). The month is characterized by high humidity at 88% and frequent precipitation, with rain on about 15 days totaling 119 mm (4.7 in). In contrast, September offers a milder experience, with minimum temperatures around 3°C (38°F) and maximums peaking at 31°C (89°F), averaging 18°C (64°F). The month experiences less rainfall, with only 76 mm (3.0 in) across 9 days and lower humidity at 76%. This makes September generally more pleasant compared to the often unpredictable conditions in April. For more detailed insights into September weather, visit Boston weather in September.
April and October present interesting contrasts in weather, reflecting the transitional phases of spring and autumn. In April, temperatures range from a chilly minimum of -5°C (23°F) to a pleasant maximum of 28°C (82°F), with an average of 7°C (45°F). The month sees significant precipitation, totaling 119 mm (4.7 in) over about 15 days, and high humidity at 88%. Conversely, October offers a milder climate with a minimum temperature of 0°C (32°F) and a maximum reaching 29°C (84°F), averaging 12°C (54°F). The rainfall slightly increases to 134 mm (5.3 in) spread over 16 days, while humidity decreases to 83%. For a closer look at October weather patterns, you can visit Boston weather in October.
April and November both showcase a range of temperatures and similar humidity levels, but they present distinct weather characteristics. In April, temperatures vary significantly from a minimum of -5°C (23°F) to a maximum of 28°C (82°F), leading to an overall average of 7°C (45°F). The month experiences around 119 mm (4.7 in) of precipitation across approximately 15 days, making it a wet transition into spring. Conversely, November features colder conditions with a minimum temperature dropping to -14°C (8°F) and a maximum of 25°C (77°F), yielding an average of 4°C (40°F). Precipitation in November is slightly lower at 99 mm (3.9 in) over the same number of rainy days. For those interested in understanding the specifics of November’s climate, you can find more details here: Boston weather in November.
April and December weather present a striking contrast. April typically sees a temperature range from a chilly -5°C (23°F) to a warm 28°C (82°F), averaging around 7°C (45°F) with significant precipitation of 119 mm (4.7 in) over about 15 days, showcasing high humidity at 88%. In contrast, December is much colder, with temperatures dropping as low as -19°C (-2°F) and averaging around 0°C (33°F) with a maximum of 18°C (65°F). Precipitation is slightly lower at 105 mm (4.1 in), spread across 18 days, and humidity remains similar at 87%. For more information on specific weather conditions, see Boston weather in December.
As April arrives in Boston, the city experiences a significant transition from the winter chill to the promise of spring. While temperatures can reach a pleasant maximum of 28°C (82°F), the average remains a crisp 7°C (45°F), highlighting the fluctuating conditions typical of this month. With an average of 15 days of rainfall and humidity levels often soaring to 88%, the springtime air can feel particularly damp and unpredictable. However, these shifts are what make April unique, as the city shakes off winter's grasp and prepares for the warmth of summer. For a deeper understanding of how these weather dynamics fit into the overall climate pattern, check out Boston Climate.