Last updated: February 24, 2025
In March, Boston experiences a striking transition from the chill of winter to the early whispers of spring. With a maximum temperature reaching 22°C (72°F) and an average of just 2°C (35°F), the city's weather can be quite unpredictable. It’s not uncommon to encounter minimum temperatures plummeting to -18°C (0°F) during this month. Rainfall contributes to the 80 mm (3.2 in) of precipitation over 13 days, maintaining a high humidity level of 88%, which can make the air feel particularly crisp. March in Boston is a testament to the lingering chill of winter, yet it also heralds the imminent warmth of spring.
March in Boston marks a significant transition from the frigid grips of winter to the promising warmth of spring. With a minimum temperature of -18°C (0°F) and an average rising to 2°C (35°F), residents begin to feel relief from the harsh cold experienced in earlier months. The month witnesses a pleasant max temperature of 22°C (72°F), offering glimpses of sunshine that hint at the vibrant spring days ahead. This gradual warming trend sets a hopeful tone for April, where temperatures continue to climb, contrasting starkly with the depths of the winter months. As the city shakes off its snowy cloak, the arrival of milder weather encourages outdoor activities and the blossoming of both nature and city life.
March in Boston ushers in a transition from winter's chill to the budding signs of spring, characterized by a notable precipitation total of 80 mm (3.2 in) over approximately 13 rainy days. This amount is a slight decrease from the previous two months, with January and February receiving 87 mm (3.4 in) and 90 mm (3.5 in) respectively. Interestingly, despite the reduction in precipitation, the rain patterns remain consistent, hinting at the lingering influence of winter weather as the city prepares for April's more robust rainfall. As temperatures rise, the city's brief respite serves as a reminder of the approaching vibrant spring, while the fluctuating yet steady precipitation levels reflect the seasonal shifts typical for this time of year.
As March arrives in Boston, it brings a slight shift in humidity levels, dipping to 88% from the consistent 91% seen in both January and February. This decrease signals the onset of spring, paving the way for a gradual decline in moisture as the months progress, with April maintaining the same humidity. Interestingly, as the year unfolds, humidity in Boston continues to trend downward, reaching its lowest point of 72% in August before rising again in the cooler months. This pattern highlights a notable seasonal rhythm, where the winter chill contrasts with the drier warmth of summer, offering a vivid reminder of New England's dynamic climate.
As March arrives in Boston, residents can expect a noticeable increase in the UV Index, which climbs to 6, indicating a high exposure category. This shift from the milder indices of January and February, where burn times were manageable at 30 minutes, signals a time for the public to start taking sun safety more seriously. With a reduced burn time of just 25 minutes this month, March heralds the transition into spring, where the sun becomes more potent. Looking ahead, UV levels will continue to rise, peaking in the summer months. Staying informed about the UV Index is crucial for protecting your skin during outdoor activities. For more detailed information, visit Boston UV Index.
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As March unfolds in Boston, a delightful trend emerges with a significant surge in sunshine hours, marking a palpable shift from winter's gloom to the promise of spring. With 219 hours of sunlight, March enjoys a notable increase from January's 91 hours and February's 140 hours. This transition not only brightens the days but also sets the stage for the warmth of April, which brings even more light with 232 hours. The upward trajectory of sunshine continues through May and June, peaking in the high summer months with over 330 hours. March serves as a vibrant reminder that, as the days grow longer, the spirit of Boston awakens alongside the blossoming blooms, inviting everyone to bask in the rejuvenating glow of the season.
As Boston shakes off the winter chill, March marks a notable shift in the likelihood of sunny weather, boasting a 43% chance of sun—a significant increase from January’s meager 14% and February’s 21%. This upward trend reflects the onset of spring, as sunlight becomes more prominent with the promise of warmer days ahead. Although April and May hover closely behind with ~39% and 44% likelihoods respectively, March stands out as a pivotal month where optimism for sunny outings begins to blossom. With such an increase in clear skies, locals and visitors alike can look forward to enjoying the early signs of spring in a city that is ready to thaw.
As winter gives way to spring, Boston experiences a delightful increase in daylight duration throughout March, with the sun gracing the city for 11 hours each day. This gradual ascent from 10 hours in February marks a clear shift towards longer, sunnier days, perfectly setting the stage for the vibrant blooms of April, which sees an impressive jump to 13 hours of daylight. This upward trend continues through the spring and into summer, highlighting the city's transition from the cozy, shorter days of winter to the bright, lively atmosphere of warmer months. With each passing day, Bostonians can relish the growing light, awakening a sense of rejuvenation and anticipation for the outdoor activities that lie ahead.
As March unfolds in Boston, the city experiences a noticeable uptick in wind speed, averaging 4.4 m/s (10 mph), a gentle yet invigorating breeze that marks the transition from winter to spring. This increase continues a trend seen since winter, where February's winds reach 4.0 m/s (9 mph), and the briskness in March is a prelude to the fluctuating patterns of the seasons ahead. In the following months, April's winds dip slightly to 3.7 m/s (8 mph), hinting at the calmer, sunnier days of spring. Notably, while summer months like July and August see the winds mellowing, March stands out as a month of dynamic energy, inviting Bostonians to embrace the refreshing gusts that carry the promise of blooming flowers and warmer days ahead.
The weather in Boston changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of March'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.
In comparing the weather of March and January, March generally experiences milder temperatures, with an average of 2°C (35°F) and a maximum that can reach 22°C (72°F), whereas January is much colder, with an average of -3°C (27°F) and a maximum of 17°C (63°F). Precipitation is similar between the two months, with January receiving 87 mm (3.4 in) over 14 days and March slightly less at 80 mm (3.2 in) across 13 days. Humidity levels also remain high in both months, with January at 91% and March at 88%. For a detailed look at January's weather specifically, you can check Boston weather in January.
When comparing the weather in March and February, March exhibits a wider temperature range, with a minimum of -18°C (0°F) and a maximum of 22°C (72°F), yielding an average temperature of 2°C (35°F). In contrast, February is generally colder, featuring a minimum temperature of -19°C (-2°F) and a maximum of 20°C (69°F), with an average of -2°C (29°F). Both months have comparable precipitation levels, with March experiencing 80 mm (3.2 in) over 13 days and February slightly higher at 90 mm (3.5 in) over 16 days. Additionally, humidity remains relatively high, with March at 88% and February slightly higher at 91%. For a more detailed look at February weather, check out Boston weather in February.
March weather features a significant range in temperatures, with a minimum of -18°C (0°F) and a maximum of 22°C (72°F), leading to an average of 2°C (35°F). The month experiences 80 mm (3.2 in) of precipitation over 13 days, while humidity remains high at 88%. In contrast, April shows a warmer trend with minimum temperatures around -5°C (23°F) and a maximum of 28°C (82°F), averaging 7°C (45°F). April also sees an increase in precipitation to 119 mm (4.7 in) over 15 days, maintaining the same high humidity level of 88%. For more detailed insights, you can check Boston weather in April.
March weather in Boston is characterized by significant temperature fluctuations, with lows reaching a chilling -18°C (0°F) and a modest average of 2°C (35°F). In contrast, May ushers in warmer temperatures, averaging 14°C (58°F) and peaking at a comfortable 32°C (89°F). While March sees about 80 mm (3.2 in) of precipitation over 13 days, May has slightly higher rainfall, totaling 107 mm (4.2 in) across 14 days, yet maintaining a lower humidity level at 82%. For more insights into the delightful weather of May, you can refer to Boston weather in May.
March weather often presents a chilly atmosphere as temperatures can plunge as low as -18°C (0°F), with an average of 2°C (35°F) and occasional peaks of 22°C (72°F). Despite a significant amount of precipitation totaling 80 mm (3.2 in) over 13 days, the humidity remains high at 88%. In contrast, June ushers in warmer conditions with minimum temperatures around 5°C (42°F) and an average reaching 19°C (67°F), peaking at a maximum of 32°C (90°F). The month experiences slightly higher precipitation at 89 mm (3.5 in) across 12 days, but the humidity decreases to 79%, offering a more comfortable feel. For a detailed look at what to expect, check out Boston weather in June.
March and July present a stark contrast in weather conditions. In March, temperatures can dip as low as -18°C (0°F) at night, while the average daytime temperature is a chilly 2°C (35°F), peaking at a maximum of 22°C (72°F). The month experiences 80 mm (3.2 inches) of precipitation over 13 days, paired with high humidity at 88%. In comparison, July boasts milder temperatures, with a minimum of 11°C (52°F), an average of 22°C (72°F), and a maximum reaching 33°C (91°F). This summer month also sees increased precipitation at 127 mm (5.0 inches) over 15 days, but with lower humidity at 77%. For a deeper look at July weather specifics, check out Boston weather in July.
March and August present notable contrasts in weather. In March, temperatures can plummet to a minimum of -18°C (0°F), with an average of 2°C (35°F) and a maximum of 22°C (72°F), while August offers much milder conditions with temperatures ranging from a minimum of 8°C (47°F) to an average of 21°C (70°F) and a peak of 31°C (88°F). Precipitation levels are similar, with both months experiencing about 85-80 mm (3.2-3.3 in) over approximately 13 days; however, March is significantly more humid at 88% compared to August’s 72%. For more details on August weather, you can visit Boston weather in August.
March and September showcase distinct differences in weather patterns. March often experiences chillier temperatures, with a minimum reaching as low as -18°C (0°F) and an average of 2°C (35°F), while September enjoys milder conditions, with a minimum of 3°C (38°F) and an average temperature of 18°C (64°F). Precipitation levels are somewhat similar, with March receiving 80 mm (3.2 in) over 13 days and September slightly less at 76 mm (3.0 in) across 9 days. Additionally, March tends to have higher humidity levels at 88%, compared to September's 76%. For more about typical weather during this time, check out Boston weather in September.
March and October present contrasting weather patterns. In March, temperatures can range from a frigid -18°C (0°F) at their lowest to a comfortable 22°C (72°F) at the highest, with an average of 2°C (35°F). This month also experiences about 80 mm (3.2 in) of precipitation over 13 days, accompanied by high humidity at 88%. In contrast, October witnesses milder temperatures, with lows around 0°C (32°F) and highs reaching 29°C (84°F), averaging 12°C (54°F). Precipitation increases to 134 mm (5.3 in) over 16 days, and humidity slightly decreases to 83%. For more details about the October weather, you can visit Boston weather in October.
March and November present contrasting yet similar weather patterns. In March, temperatures fluctuate from a brisk minimum of -18°C (0°F) to a pleasant maximum of 22°C (72°F), with an average temperature of 2°C (35°F). The month experiences around 80 mm (3.2 in) of precipitation over 13 days, maintaining a high humidity level of 88%. On the other hand, November offers slightly warmer conditions, with temperatures ranging from -14°C (8°F) to a maximum of 25°C (77°F) and an average of 4°C (40°F). Precipitation increases to 99 mm (3.9 in) over 15 days, while humidity remains constant at 88%. Both months feature chilly temperatures and high humidity, but November brings a bit more precipitation and higher average temperatures compared to March. For further details on the weather specifics in November, you can check out Boston weather in November.
When comparing the weather in March and December, we observe that both months experience chilly temperatures, with March averaging slightly warmer at 2°C (35°F) compared to December's average of 0°C (33°F). However, December tends to record colder minimum temperatures, dipping to -19°C (-2°F), while March's minimum reaches -18°C (0°F). Precipitation is also more frequent in December, with 18 days of rain or snow compared to 13 days in March. Total precipitation is higher in December at 105 mm (4.1 in), compared to March's 80 mm (3.2 in), although humidity levels are quite similar, with December at 87% and March at 88%. For more detailed weather insights, visit Boston weather in December.
As winter begins to fade, March in Boston showcases a dramatic transition in weather, with more moderate temperatures that can swing from unseasonably warm days to brisk, chilly nights. Unlike the bitter cold of earlier winter months, average temps still hover around a cool 2°C (35°F), while occasional peaks can hit a pleasant 22°C (72°F). However, this month is also marked by increased precipitation, with about 13 days of rain contributing to a damp environment, intensifying the already high humidity levels. As the city shakes off the winter chill, March presents a unique blend of early spring promise amid lingering cold, making it a pivotal month for Boston’s weather progression. For more detailed insights, explore Boston Climate.