Last updated: February 24, 2025
August in Cambridge, United States is characterized by warm temperatures and an inviting atmosphere. With a maximum temperature reaching a balmy 32°C (91°F) and an average of 22°C (73°F), the month offers plenty of sunshine for outdoor activities. However, evenings can be cooler, with minimum temperatures dipping to 13°C (56°F). While the month enjoys a fair amount of warmth, expect precipitation on about 10 days, totaling 72 mm (2.8 in), contributing to the region's lush greenery and vibrant landscapes. The humidity level of 66% adds a tropical feel, making Cambridge in August a dynamic blend of heat and refreshing rain.
In August, Cambridge, United States, experiences warm and inviting weather, with temperatures ranging from a comfortable 13°C (56°F) at night to a daytime average of 22°C (73°F). The maximum highs reach up to 32°C (91°F), but the month often feels balanced and pleasant, making it perfect for outdoor activities. Climbing from the cooler months of late spring and early summer, August showcases a definitive peak in temperature, reflecting a consistent rise from January's frigid lows of -20°C (-3°F). As summer begins to wane, the transition toward September introduces slightly cooler nights, yet the warmth in August remains a favorite among residents and visitors alike.
August in Cambridge sees a modest precipitation total of 72 mm (2.8 in), making it one of the drier months of the year. While rainfall occurs across 10 days, this amount is notably less than the more rain-soaked months like April and October, which average well over 140 mm. This decrease in precipitation is consistent with a summer trend, where July experiences the highest rainfall at 116 mm (4.6 in), likely due to summer storms. As August transitions into the fall, the rain picks up again in September, highlighting a seasonal ebb and flow in Cambridge’s climate that prepares the region for the wetter months ahead.
In Cambridge, United States, August marks a significant shift in humidity levels, as it dips to 66%, the lowest point of the year. This decrease continues the trend seen throughout the summer months, where humidity has steadily declined from a peak of 86% in January to 72% in both June and July. As the summer heat begins to wane, August's lower humidity contributes to a more comfortable climate, paving the way for an increase in levels by September, when it rises to 71%. Overall, the gradual drop in humidity throughout the summer months presents a refreshing change, inviting residents and visitors alike to enjoy the outdoor activities that Cambridge has to offer.
In August, Cambridge experiences a very high UV Index of 9, with a burn time of just 15 minutes. This trend mirrors the peak UV levels of the summer months, following closely behind June's maximum of 10 and July's high of 9. As summer winds down, it's essential for residents and visitors alike to be particularly vigilant about sun protection, especially during midday hours when UV radiation is strongest. This sustained high UV level in August highlights the importance of taking precautions to avoid skin damage. For more detailed UV forecasts and data, visit Cambridge UV Index.
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August in Cambridge boasts a delightful 327 hours of sunshine, maintaining the vibrant energy seen in the preceding months of summer. Following the peak of July, which enjoys 334 hours of radiant sunshine, August continues to bask in the glow, only slightly tapering off. This pattern highlights a trending high of sunny days that begins in May, peaking in the warmth of mid-summer before gracefully transitioning towards the cooler fall months. As the days shorten, September still benefits from 278 hours of sunshine, ensuring that the brilliance of summer lingers just a little longer in this charming city. Overall, the sunshine hours reflect a rhythm of warmth and light, encouraging both outdoor adventures and moments of serene contemplation as the summer draws to a close.
In August, the likelihood of sunny weather in Cambridge, United States dips to 30%, marking it as one of the least favorable months for sunshine. This decline in sun chances follows a somewhat inconsistent trend throughout the summer, with July already showing a low 33% chance of clear skies. Interestingly, the earlier months of the year, particularly March with a 61% probability, present a striking contrast, hinting that summer might not be as bright as one would expect in this charming corner of New England. As summer fades, residents can look forward to a more promising September, which sees a return to 44% sunshine, linking the end of summer to a gradual improvement in weather.
In Cambridge, United States, August marks a transitional point in daylight duration as summer fades into early autumn. With 13 hours of daylight, the month sees a slight decline from the peak of 15 hours in June and 14 hours in July. This gradual shortening signals the impending change in seasons, contrasted with the steady increase of daylight observed from 9 hours in January to 15 hours in June. As August gives way to September, the daylight hours continue to wane, illustrating nature's cycle while inviting residents to embrace the last warm days of summer before shorter days take hold.
In August, the wind in Cambridge settles into a gentle rhythm, with an average speed dipping to 3.2 m/s (7 mph)—the lowest of the year. This marks a noticeable trend as the summer heats up, following a gradual decline from the peaks of the spring months, where winds were more spirited at around 4.9 m/s (11 mph) in March. As the sultry summer days unfold, the winds are calm, creating a serene atmosphere that perfectly complements the city's vibrant outdoor activities. With the onset of September, we can expect a slight uptick in breeziness, hinting at the refreshing transitions that autumn will soon bring. This ebb and flow of wind patterns paints a vivid picture of Cambridge's climate, where seasonal changes are reflected not just in temperature, but in the whispers carried on the air.
The weather in Cambridge changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of August'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.
In August, the weather in Cambridge is typically warm, with temperatures ranging from a cool 13°C (56°F) at night to a high of 32°C (91°F) during the day, alongside an average temperature of 22°C (73°F). The month experiences moderate humidity at 66% and approximately 72 mm (2.8 in) of rain over about 10 days. In contrast, January brings much colder conditions, with temperatures plunging to a low of -20°C (-3°F) and peaking at 19°C (67°F), resulting in an average of 0°C (32°F). This winter month has higher humidity at 86% and slightly more precipitation at 77 mm (3.0 in) over 9 days. For more detailed insights, you can check out Cambridge weather in January.
August and February present stark contrasts in weather, reflecting the extremes of summer and winter. In August, temperatures range from a minimum of 13°C (56°F) to a maximum of 32°C (91°F), accompanied by an average of 22°C (73°F). The month sees around 72 mm (2.8 inches) of precipitation over 10 days, with humidity levels averaging 66%. Conversely, February is significantly colder, with temperatures dipping as low as -16°C (4°F) and peaking at 19°C (66°F), leading to an average temperature of just 1°C (33°F). Precipitation is slightly higher at 96 mm (3.8 inches) across 11 days, and humidity rises to 84%. For a more detailed look at February weather, check out this link: Cambridge weather in February.
When comparing the weather in August and March, it's evident that they offer contrasting climates. August features milder temperatures, with a minimum of 13°C (56°F), an average of 22°C (73°F), and a maximum of 32°C (91°F), alongside relatively lower precipitation of 72 mm (2.8 in) over 10 days. In contrast, March is much colder, experiencing a minimum of -14°C (7°F), an average of 3°C (38°F), and a maximum of 19°C (66°F), while receiving more precipitation at 96 mm (3.8 in) over the same number of days. The humidity is also higher in March at 82%, compared to August's 66%. For a more detailed view on March weather, check out Cambridge weather in March.
When comparing the weather in August and April, it's clear that August is significantly warmer, with average temperatures reaching 22°C (73°F) and maximums soaring up to 32°C (91°F). In contrast, April experiences a much cooler average temperature of 8°C (47°F), with maximums peaking at 26°C (79°F). While August sees less rainfall, averaging 72 mm over 10 days, April is wetter with 141 mm of precipitation over 13 days. Additionally, humidity levels are higher in April at 80%, compared to August's 66%. For more details about April weather, you can visit Cambridge weather in April.
When comparing the weather in August and May, notable differences emerge. August typically boasts warmer temperatures ranging from a minimum of 13°C (56°F) to a maximum of 32°C (91°F), with an average of 22°C (73°F). In contrast, May starts off cooler, with temperatures ranging from 3°C (37°F) to a maximum of 30°C (87°F), averaging just 14°C (57°F).
Precipitation levels also vary, as August experiences around 72 mm (2.8 in) of rain over 10 days, while May sees slightly higher rainfall at 91 mm (3.6 in) across 11 days. Humidity levels in August are moderately high at 66%, whereas May is slightly more humid at 72%. For a detailed look at the weather specifics in May, check out Cambridge weather in May.
When comparing the weather in June and August, we see some notable differences. June tends to have slightly cooler temperatures, with a minimum of 8°C (46°F) and an average of 19°C (66°F), while August heats up more, with a minimum of 13°C (56°F) and an average of 22°C (73°F). Both months feature a maximum temperature of 32°C (91°F), but June experiences higher precipitation levels at 87 mm (3.4 in) compared to August's 72 mm (2.8 in), despite both months recording precipitation on approximately 10 days. Additionally, humidity is slightly higher in June at 72% versus 66% in August. For a deeper dive into June's climate, you can check out Cambridge weather in June.
In comparing the weather of August and July, we see that both months exhibit warm temperatures, with August averaging 22°C (73°F) and July also at 22°C (73°F). The maximum temperatures in August peak at 32°C (91°F), slightly lower than July's 33°C (91°F). When it comes to precipitation, August sees less rainfall at 72 mm (2.8 in) over 10 days, compared to July's higher total of 116 mm (4.6 in) over 11 days. Humidity levels are fairly consistent, with August at 66% and July at 67%. Overall, August tends to be a bit drier than July, making it a moderately more comfortable month for outdoor activities. For more details on July's weather patterns, visit Cambridge weather in July.
August typically experiences warmer temperatures, with an average of 22°C (73°F) and highs reaching up to 32°C (91°F). In contrast, September sees a drop in average temperature to 19°C (66°F), with minimums around 7°C (45°F). Despite August having a slightly lower total precipitation of 72 mm (2.8 in) compared to September's 84 mm (3.3 in), both months share a relatively humid environment, with humidity levels at 66% in August and slightly higher at 71% in September. For more detailed weather information, you can check Cambridge weather in September.
August and October exhibit contrasting weather patterns, reflecting the transition from summer to fall. In August, temperatures typically range from a pleasant 13°C (56°F) at night to a warm 32°C (91°F) during the day, with an average temperature of 22°C (73°F). Precipitation is moderate, totaling 72 mm (2.8 in) over about 10 days, and humidity hovers around 66%. In stark contrast, October sees a significant drop in temperature, with lows reaching 0°C (33°F) and an average of only 13°C (57°F), though highs can still climb to 27°C (81°F). Additionally, October experiences increased rainfall, totaling 146 mm (5.8 in) over 11 days, accompanied by higher humidity levels at 78%. For more details, check out Cambridge weather in October.
August and November present contrasting weather patterns. In August, temperatures range from a pleasant minimum of 13°C (56°F) to a warm maximum of 32°C (91°F), with an average of 22°C (73°F). The month experiences moderate humidity at 66% and receives 72 mm (2.8 in) of precipitation over about 10 days. In stark contrast, November brings much cooler temperatures, with lows plunging to -11°C (13°F) and an average temperature of just 6°C (44°F). Though the maximum temperature can still reach 22°C (71°F), the month is characterized by significantly higher humidity at 84% and more precipitation, totaling 101 mm (4.0 in) over the same 10 days. For more detailed insights, you can refer to Cambridge weather in November.
August and December present stark contrasts in weather conditions. August typically enjoys mild to warm temperatures, with averages around 22°C (73°F) and highs reaching up to 32°C (91°F), paired with moderate humidity at 66%. Precipitation is relatively low, totaling 72 mm (2.8 in) over about 10 days. In contrast, December brings a chilling drop in temperatures, averaging just 2°C (35°F) and plunging as low as -18°C (0°F). The month experiences more precipitation at 129 mm (5.1 in) over a similar number of days, accompanied by higher humidity levels at 81%. These differences highlight the seasonal shift from summer warmth to winter cold, making each month distinct in its atmospheric character. For more details on December's climate, check Cambridge weather in December.
As August unfolds in Cambridge, it offers a delightful contrast to the cooler months, with warm average temperatures and occasional highs reaching up to 32°C (91°F). While the city experiences some rainfall—spreading over about 10 days—the overall humidity hovers around 66%, adding a touch of sultriness. Compared to the preceding summer months, August often showcases a blend of sunny days and brief showers, making it a perfect time for outdoor activities while still preparing for the cooler autumn ahead. For more details on seasonal weather patterns, visit Cambridge Climate.