April Weather in Cambridge, United States

Last updated: February 24, 2025

April in Cambridge, United States showcases an intriguing blend of springtime warmth and lingering chill. With maximum temperatures reaching 26°C (79°F) and an average of 8°C (47°F), residents can expect a delightful range of conditions. However, the month also brings its share of unpredictability, with minimum temperatures dipping to -2°C (28°F). Rainfall is a significant feature, accumulating to 141 mm (5.6 inches) over 13 days, contributing to the region's 80% humidity. This dynamic weather pattern encourages both the blossoming of nature and the need for versatile wardrobe choices, making April a captivating month in Cambridge.

April Temperature in Cambridge

In April, temperatures in Cambridge, United States begin to show the first signs of spring, transitioning from the lingering chill of winter. With a minimum temperature of -2°C (28°F) and an average of 8°C (47°F), the month represents a notable warming trend; daytime highs can reach a pleasant 26°C (79°F). This shift toward milder conditions sets the stage for brighter days ahead, as sunlight and warmth gradually replace the icy grip of the previous months. The increase in average temperatures underscores a transformation, inviting residents and visitors alike to embrace the outdoors and enjoy the blossoming beauty of the season.

April Weather in Cambridge: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Cambridge, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec313337475766727266564435
Data source: Temperature data for Cambridge generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Cambridge

In April, Cambridge experiences a significant uptick in precipitation, contributing 141 mm (5.6 in) of rain over 13 days—the highest monthly total thus far in the year. This increase not only marks a notable rise from the 96 mm (3.8 in) recorded in both February and March, but also heralds the transition into the wetter spring months. The rain-laden April days lay a sturdy foundation for the lush greenery that characterizes the region in the following months. As temperatures rise and nature awakens, the abundant moisture helps foster a vibrant, rejuvenated landscape, setting a positive tone for the summer ahead.

April Precipitation Trends in Cambridge

The chart displays monthly precipitation patterns in Cambridge, with values for each month alongside April's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec77969614191871167284146101129
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

April Humidity in Cambridge

In April, Cambridge, United States experiences a notable dip in humidity, averaging around 80%, a decline from the higher levels of the winter months. This decrease is indicative of a gradual transition towards the drier conditions of late spring, as May further lowers humidity to 72%. Notably, this trend reflects a consistent pattern where humidity peaks in the winter and early spring, gradually lessening into the summer months—where July and August showcase the driest conditions at 67% and 66%, respectively. This refreshing shift in April not only marks a breath of fresh air but also sets the stage for the milder, more enjoyable weather that follows, inviting residents and visitors alike to embrace the outdoors.

April Average Humidity in Cambridge

This chart illustrates the average monthly humidity levels in Cambridge, with April's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how April's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%82%80%72%72%67%66%71%79%84%81%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Cambridge

As April arrives in Cambridge, the UV Index rises significantly, reaching 8 and marking the start of the very high exposure category. This notable increase from the moderate levels of earlier months emphasizes the need for greater sun protection, as the recommended burn time drops to just 15 minutes. Compared to the 30 minutes of exposure during the winter months, it's clear that spring ushers in stronger sunlight, paving the way for even higher levels in May and June. As the days grow warmer, residents should stay informed and take precautions to enjoy the sun safely. For more details, check out the comprehensive guide here: Cambridge UV Index.

Maximum UV Index Levels in Cambridge for April

The chart shows the monthly maximum UV Index (UVI) for Cambridge in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec3558910997642
Data source: Cambridge April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

April Sunshine in Cambridge

In April, Cambridge basks in the glow of 240 hours of sunshine, a delightful continuation of the spring awakening witnessed in March with its impressive 253 hours. This period marks a transition as the days grow longer and warmer, offering residents a welcome respite from the winter's chill. The trend is clear: as we move into late spring, sunshine hours consistently rise, peaking in June and July with over 330 hours. Overall, April’s sunshine not only enhances the city's charm but also signals the impending joy of summer, setting the stage for even brighter months ahead.

Monthly Sunshine Duration in Cambridge: April Highlighted

The April sunshine duration represents the total number of hours Cambridge experiences direct sunlight during the month of April, excluding cloudy or obstructed periods. This chart compares the sunshine duration of April with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec152h188h253h240h289h327h334h327h278h221h201h178h
Data source: Cambridge April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Cambridge During April

In April, the likelihood of enjoying sunny weather in Cambridge stands at 41%, which is a slight dip compared to the previous month, March, which boasts a 61% chance. This trend reflects the variable nature of early spring, where fluctuating temperatures and sporadic showers can influence sunny days. Following April, the chance of sun decreases further in May to 38%, suggesting a continuation of this pattern. Notably, the months of January and February show lower probabilities of sun, at 44% and 34% respectively, while November surprises with a favorable 55% chance, indicating that the balance of sunny days in the region often shifts with the seasons. Observing these trends can help residents and visitors alike prepare for April's ever-changing weather.

Percentage of Sunny Days in April in Cambridge

The chart illustrates the percentage of sunny days in Cambridge throughout the year, with April highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Cambridge experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec44%34%61%41%38%40%33%30%44%39%55%33%
Data source: Cambridge April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Cambridge in April

As spring unfolds in Cambridge, the daylight hours start to blossom, with April showcasing a delightful 13 hours of sunlight. This significant increase from March's 11 hours marks a turning point in the year as the days grow longer and warmer. The upward trend continues into May, reaching 14 hours, setting the stage for vibrant summer days ahead. The gradual progression from January's mere 9 hours to April's brightness illustrates the awakening of nature, as residents eagerly embrace outdoor activities and the rejuvenating spirit of the season. As the year progresses, the daylight variation encourages a rhythm of life that mirrors the changing seasons, providing a captivating backdrop for daily adventures.

Average Daylight Hours in Cambridge for April

The chart illustrates the variation in daylight duration in Cambridge throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 26m10h 33m11h 57m13h 24m14h 38m15h 14m14h 54m13h 49m12h 26m10h 59m9h 44m9h 5m
Data source: Cambridge daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Cambridge

In April, the winds in Cambridge, United States, gently whisper at an average speed of 4.2 m/s (10 mph), marking a slight dip from the breezier conditions of March, which boasted a 4.9 m/s (11 mph) average. This transition signals the gradual warming of spring, as the city transitions from the brisk chills of winter to the soft, invigorating gusts typical of the season. Interestingly, April’s winds are not only a precursor to the calm of May, where speeds further decline to 4.0 m/s (9 mph), but they also highlight an overall trend of diminishing wind speeds as summer approaches. As the month unfolds, Cambridge experiences a delightful balance of energetic breezes and the burgeoning warmth of the season, making it a perfect time for outdoor exploration and enjoying the blooming landscape.

Average April Wind Speed in Cambridge

The chart displays monthly wind speed patterns in Cambridge, with values for each month shown alongside April's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how April's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.54.44.94.2 m/s4.03.83.33.23.74.24.24.2
Data source: Cambridge April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Cambridge Compares to Other Months

The weather in Cambridge 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 Cambridge and find detailed weather information for every month.

April and January present stark contrasts in weather conditions. In April, temperatures range from a chilly minimum of -2°C (28°F) to a pleasant maximum of 26°C (79°F), with an average of 8°C (47°F). The month experiences higher precipitation levels at 141 mm (5.6 in) over 13 days, and humidity sits at 80%. In contrast, January is much colder, with temperatures plummeting to a minimum of -20°C (-3°F) and averaging 0°C (32°F), peaking at 19°C (67°F). It has less precipitation, totaling 77 mm (3.0 in) over just 9 days, and a slightly higher humidity of 86%. For more details, you can check Cambridge weather in January.

When comparing the weather in April to February, April exhibits a significant warming trend, with temperatures ranging from a minimum of -2°C (28°F) to a comfortable average of 8°C (47°F), peaking at 26°C (79°F). In contrast, February is much colder, experiencing a far lower average temperature of 1°C (33°F) and a minimum temperature that can plummet to -16°C (4°F). Additionally, while April sees more precipitation—141 mm (5.6 in) over 13 days—February's precipitation is somewhat lighter at 96 mm (3.8 in) across 11 days. The humidity levels are quite similar, with April at 80% and February slightly higher at 84%. For more detailed information about February’s weather, you can check Cambridge weather in February.

April generally experiences milder temperatures compared to March, with a minimum of -2°C (28°F) and an average of 8°C (47°F), while March sees a significantly lower minimum of -14°C (7°F) and an average of 3°C (38°F). The maximum temperature in April can reach up to 26°C (79°F), making it feel much warmer than March's peak of 19°C (66°F). Precipitation levels are higher in April, totaling 141 mm (5.6 in) over 13 days, compared to March's 96 mm (3.8 in) over 10 days. Humidity remains relatively high in both months, at 80% in April and slightly higher at 82% in March. For further details, you can explore Cambridge weather in March.

April and May showcase a notable shift in weather patterns. April experiences cooler temperatures, with an average of 8°C (47°F) and a noticeable range from -2°C (28°F) to a maximum of 26°C (79°F). The month is also characterized by higher precipitation, totaling 141 mm (5.6 in) over 13 days, accompanied by a humidity level of 80%. In contrast, May brings warmer temperatures with an average of 14°C (57°F), ranging from a minimum of 3°C (37°F) to a maximum of 30°C (87°F). Precipitation decreases to 91 mm (3.6 in) across just 11 days and humidity drops to 72%. Overall, May offers a more temperate and drier climate compared to the wet and variable conditions of April. For more detailed information, visit Cambridge weather in May.

April and June present a distinct contrast in weather, marking the transition from the chill of early spring to the warmth of early summer. In April, temperatures can dip as low as -2°C (28°F) and average around 8°C (47°F), peaking at a mild 26°C (79°F). The month is characterized by significant precipitation, totaling 141 mm (5.6 in) over approximately 13 days, contributing to a high humidity level of 80%. In contrast, June enjoys a much warmer climate, with minimum temperatures around 8°C (46°F) and an average of 19°C (66°F), soaring to a hot maximum of 32°C (91°F). Additionally, June experiences less rainfall, accumulating 87 mm (3.4 in) over about 10 days, and a lower humidity level of 72%. For those interested in details about June's climate, more information can be found here: Cambridge weather in June.

April and July showcase contrasting weather patterns, reflecting the transition from spring to summer. April experiences a wider temperature range, with minimums dipping as low as -2°C (28°F) and maximums reaching 26°C (79°F), while July maintains a milder range with minimums typically around 14°C (57°F) and highs soaring to 33°C (91°F). Additionally, April sees higher precipitation levels at 141 mm (5.6 in) over 13 days, contributing to a humidity level of 80%. In contrast, July's precipitation decreases slightly to 116 mm (4.6 in), spread over 11 days, coupled with lower humidity at 67%. For more detailed insights, check the Cambridge weather in July.

April and August present contrasting weather patterns. In April, temperatures can range from a chilly -2°C (28°F) at night to a pleasant 26°C (79°F) during the day, with an average of 8°C (47°F). This month also sees significant precipitation, with 141 mm (5.6 in) falling over 13 days, accompanied by high humidity levels around 80%. In stark contrast, August offers milder conditions with temperatures ranging from a minimum of 13°C (56°F) to a maximum of 32°C (91°F), averaging 22°C (73°F). The humidity drops to 66%, and precipitation is lighter, totaling 72 mm (2.8 in) over just 10 days. For more details, you can check Cambridge weather in August.

April and September present contrasting weather patterns. In April, temperatures can dip as low as -2°C (28°F) at night, but may rise to an average of 8°C (47°F) during the day, peaking at 26°C (79°F). The month is also characterized by higher precipitation, with about 141 mm (5.6 in) falling over 13 days and humidity levels around 80%. In contrast, September offers a milder experience with nighttime lows of 7°C (45°F) and average daytime temperatures reaching 19°C (66°F), peaking at a warm 32°C (90°F). Rainfall is significantly reduced to 84 mm (3.3 in) across just 8 days, and humidity drops to 71%. For a closer look at September's climate, you can check Cambridge weather in September.

April and October present a fascinating contrast in weather patterns. In April, temperatures range from a chilly minimum of -2°C (28°F) to a warm maximum of 26°C (79°F), with an average around 8°C (47°F). The month experiences significant precipitation, totaling 141 mm (5.6 in) spread over 13 days, accompanied by high humidity levels of 80%. In comparison, October's temperatures are slightly more consistent, with a minimum of 0°C (33°F) and a maximum of 27°C (81°F), averaging 13°C (57°F). Despite having slightly higher precipitation at 146 mm (5.8 in) over just 11 days, October's humidity is marginally lower at 78%. For a detailed look at October weather patterns, check Cambridge weather in October.

April and November exhibit notably different weather patterns, reflecting the transitional seasons of spring and late autumn. In April, temperatures range from a minimum of -2°C (28°F) to a maximum of 26°C (79°F), with an average of 8°C (47°F). This month sees considerable precipitation, totaling 141 mm (5.6 in) over approximately 13 days, and a humidity level of 80%. In contrast, November features colder temperatures, with a minimum of -11°C (13°F) and an average of 6°C (44°F), reaching a maximum of 22°C (71°F). The month receives less precipitation, totaling 101 mm (4.0 in) over about 10 days, and has a slightly higher humidity of 84%. For a more detailed look at November weather, visit Cambridge weather in November.

April and December offer distinctly different weather experiences. In April, temperatures can range from a chilly -2°C (28°F) to a warm 26°C (79°F), with an average of 8°C (47°F), and the month sees approximately 141 mm (5.6 in) of precipitation over 13 days, contributing to an overall humidity of 80%. In contrast, December is colder, with temperatures ranging from a low of -18°C (0°F) to a maximum of 16°C (62°F), averaging just 2°C (35°F). The precipitation in December is slightly lower at 129 mm (5.1 in), occurring over 10 days, while humidity remains comparable at 81%. For more details on December conditions, check Cambridge weather in December.

Compare Cambridge's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Cambridge

April in Cambridge marks a remarkable transition from the chilly remnants of winter to the hopeful warmth of spring. With an average temperature that ranges significantly, it offers a refreshing mix of mild days and the occasional frosty night, which sets it apart from the more consistent warmth of the summer months. The increase in humidity and the higher likelihood of precipitation reflect the city's shifting climate, making April a time of rejuvenation for nature and a reminder of the variability that spring can bring. To explore more about the climate in Cambridge, visit Cambridge Climate.