Last updated: February 24, 2025
June in Philadelphia offers a vibrant start to summer, with temperatures averaging around 19°C (66°F) and peaking at a sweltering 32°C (90°F). This month is characterized by higher humidity levels at 68%, creating a warm and sometimes sticky atmosphere. Rainfall is not uncommon, with a total precipitation of 104 mm (4.1 in) occurring over 13 days, adding a refreshing contrast to the heat. Whether you’re enjoying outdoor activities or exploring the city's rich history, June’s weather in Philadelphia presents a dynamic blend of warmth and occasional showers that keeps the city lively.
June in Philadelphia marks a delightful transition into summer, with temperatures steadily rising from the cooler months. The month begins with a minimum temperature of 3°C (38°F), setting a comfortable tone as the days lengthen and warmth takes hold. The average temperature reaches a pleasant 19°C (66°F), inviting residents and visitors alike to explore the city's vibrant outdoor scene. With highs peaking at 32°C (90°F), June showcases the growing heat, making it a perfect time for picnics in the park or rooftop gatherings. This progression from the chill of earlier months highlights not only the city's seasonal charm but also the anticipation of the hot summer days to come. As nature flourishes, June stands out as a celebration of warmth and vitality in Philadelphia.
In June, Philadelphia experiences a consistent 104 mm (4.1 in) of precipitation, matching the amount recorded in May. This aligns with a moderate trend established earlier in the spring, where rainfall gradually increases as the region transitions from the chill of winter. With 13 days of rainfall, June also shares similarities with May in terms of precipitation days, indicating a steady frequency of showers and storms. This pattern sets the stage for the hotter summer months, as the city continues to see increases in precipitation, exemplified by a notable rise to 137 mm (5.4 in) in July. Overall, June serves as a pivotal month that ushers in the bustling summer season, characterized by warmth and the rhythms of frequent rainfall.
As summer approaches, June brings a refreshing dip in humidity levels in Philadelphia, settling at 68%—the lowest point since winter. Following a gradual decline from the 93% humidity of January and February, the city experiences a notable drop that continues into the warmer months. This reduction is particularly welcome after the peaks of spring, where moisture levels hovered at 82% in April and 75% in May. Interestingly, July and August see a slight increase, with humidity rising to 69% and 67% respectively, suggesting a return to the sticky conditions characteristic of summer. Overall, June marks a transitional month, offering residents a brief respite before the heavier humidity returns later in the season.
In June, Philadelphia experiences a very high UV Index of 9, which persists throughout the summer months, reflecting a trend towards increased sun intensity and shorter burn times. As temperatures rise, the risk of skin damage escalates significantly, with only 15 minutes of exposure potentially leading to burns. This follows a steady increase from a moderate index in earlier months, with April and May also registering a UV Index of 8 and 9, respectively. As we transition from spring to summer, it's crucial for residents and visitors to remain vigilant about sun protection to enjoy the vibrant outdoor season safely. For more details on daily sun exposure in the area, visit Philadelphia UV Index.
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In June, Philadelphia basks in the warmth of the sun, enjoying a remarkable 319 hours of sunshine, marking a peak in the annual daylight calendar. This surge follows a blossoming May with 273 hours, as the city transitions from spring to summer, indicating a clear upward trend in sunlight hours as the year progresses. The trend continues into July, which boasts an impressive 339 hours, making it the sunniest month of the year. Interestingly, August also retains a significant amount of sunlight with 326 hours, suggesting that Philadelphia enjoys a prolonged taste of summer bliss. As the days begin to shorten post-summer, September still benefits from 281 hours of sunlight before the city gradually descends into the cooler months, where hours dwindle to 194 by October. This pattern highlights Philadelphia's radiant summer season, inviting residents and visitors alike to embrace the outdoors during these sun-soaked months.
As June rolls around in Philadelphia, the likelihood of sunny weather sees a slight uptick, with a 39% chance of sunshine. While this figure is a bit lower than the peak months like March (46%) and May (43%), it still reflects a welcome shift from the colder winter months. Interestingly, June's percentage showcases a trend of moderate sunshine, especially when compared to the adjacent summer months, notably July (34%), where the heat often brings cloud cover. Overall, June offers a promising glimpse of summer, balancing warmth with just enough sun to inspire outdoor adventures and gatherings.
In Philadelphia, June marks a vibrant peak in daylight duration, boasting an impressive 15 hours of sunshine each day. This significant increase from the 9 hours in January reflects the gradual lengthening of days as spring transitions into summer. Following a steady ascent through the early months—where daylight stretches from 10 hours in February to 14 hours in May—June’s abundant light is a joyful herald of summer activities. Interestingly, this peak is mirrored in July, before daylight begins its slow retreat in August, signaling the approach of autumn. As the days dwindle towards fall, the gradual decline—from 13 hours in August to 10 hours in October—reminds us of nature's cyclical rhythm, enhancing our appreciation for those sunlit June afternoons.
In June, Philadelphia experiences a pleasant uptick in average wind speed, reaching 3.5 m/s (8 mph). This refreshing breeze contrasts with the calmer months of January through May, where wind speeds hover between 2.6 m/s and 4.0 m/s. It's notable that the winds strengthen slightly in June, setting the stage for the hot summer months ahead. Interestingly, following June, wind speeds dip again in July and August, returning to 2.6 m/s, reminiscent of the tranquil conditions earlier in the year. Overall, June stands out as a transitional month, offering just enough breeze to keep the Philadelphia summer comfortable while hinting at the stillness that follows.
The weather in Philadelphia changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of June's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Philadelphia and find detailed weather information for every month.
June and January present a stark contrast in weather conditions. June generally boasts milder temperatures, with an average of 19°C (66°F) and highs reaching up to 32°C (90°F), while January experiences frigid temperatures that can plunge as low as -33°C (-27°F), averaging around -6°C (22°F). Despite June receiving more rainfall, with 104 mm (4.1 in) over 13 days, January has a significantly higher humidity level at 93%, compared to June's 68%. For more insights into weather patterns during January, check out Philadelphia weather in January.
June and February showcase stark contrasts in weather patterns. In June, temperatures range from a chilly 3°C (38°F) at night to a warm maximum of 32°C (90°F) during the day, with an average of 19°C (66°F). The month sees around 104 mm (4.1 in) of precipitation over 13 days, accompanied by a humidity level of 68%. In contrast, February experiences much colder conditions, with temperatures plummeting to a minimum of -27°C (-16°F) and an average of -4°C (25°F), peaking at a milder 15°C (60°F). This month has slightly less precipitation at 84 mm (3.3 in) across 12 days, but it carries a higher humidity level of 93%. For a closer look at February weather specifics, visit Philadelphia weather in February.
June and March showcase strikingly different weather patterns. June features a much milder climate with average temperatures around 19°C (66°F), peaking at 32°C (90°F), while March has a frigid average temperature of 0°C (32°F) and can dip as low as -22°C (-7°F). Rainfall is somewhat comparable, with June receiving 104 mm (4.1 in) over 13 days, while March has slightly less at 88 mm (3.5 in) across 12 days. Additionally, humidity levels are higher in March at 86%, compared to June's 68%. For a deeper look into the conditions, check out Philadelphia weather in March.
In comparing the weather of April and June, we see notable differences in temperature and precipitation. April experiences cooler temperatures, with a minimum of -7°C (19°F) and an average of 7°C (44°F), while June boasts a much warmer average temperature of 19°C (66°F) and peaks at 32°C (90°F). April also tends to be wetter, with 130 mm (5.1 in) of precipitation over 14 days, compared to June's 104 mm (4.1 in) across 13 days. Additionally, June has a humidity level of 68%, which is lower than April's more humid 82%. For more insights on April's weather in Philadelphia, you can refer to Philadelphia weather in April.
In comparing the weather of June and May, we see a noticeable increase in average temperature, with June experiencing a minimum of 3°C (38°F) and an average of 19°C (66°F), while May starts with a lower minimum of -2°C (29°F) and an average of 14°C (57°F). Both months share similar maximum temperatures, reaching up to 32°C (90°F), but June enjoys slightly lower humidity at 68% compared to May's 75%. Interestingly, both months report the same amount of precipitation, with 104 mm (4.1 in) over 13 days, indicating that despite the transition to summer, rain remains consistent. For a closer look at the weather patterns in May, you can visit Philadelphia weather in May.
June and July present noticeable differences in weather patterns. June features a wide range of temperatures, with a minimum of 3°C (38°F) and a maximum of 32°C (90°F), leading to an average of 19°C (66°F). In this month, precipitation is relatively high, totaling 104 mm (4.1 in) over 13 days, and the humidity stands at 68%. In contrast, July typically experiences milder minimum temperatures, starting at 9°C (49°F), and reaching a peak of 35°C (95°F), which results in a higher average of 22°C (72°F). Additionally, July sees even more rainfall, with 137 mm (5.4 in) spread across 14 days. Humidity increases slightly to 69%, making the weather feel more humid overall. For a more detailed look at July weather conditions, you can check Philadelphia weather in July.
In comparing the weather between June and August, June tends to showcase a wider range of temperatures, with minimums dipping to 3°C (38°F) while averaging around 19°C (66°F) and peaking at a maximum of 32°C (90°F). In contrast, August features slightly milder mornings, starting at 7°C (44°F) and averaging 21°C (70°F), with maximums somewhat comparable at 31°C (89°F). Precipitation levels are similar in both months, with June receiving 104 mm (4.1 in) over 13 days and August seeing slightly more with 106 mm (4.2 in) over 14 days. Humidity remains consistent, with June at 68% and August slightly lower at 67%. For a closer look at the specifics, you can find more information here: Philadelphia weather in August.
June and September present distinct weather characteristics. In June, temperatures range from a minimum of 3°C (38°F) to a maximum of 32°C (90°F), with an average of 19°C (66°F). This month experiences more rainfall, totaling 104 mm (4.1 in) over about 13 days, accompanied by a humidity level of 68%. In contrast, September offers slightly cooler temperatures, with a minimum of 0°C (33°F) and an average of 17°C (62°F), while still reaching a maximum of 32°C (89°F). Rainfall decreases to 75 mm (3.0 in) across 9 days, accompanied by slightly higher humidity at 72%. For a more detailed look at September weather, check this link: Philadelphia weather in September.
June and October present quite a contrast in weather. June typically enjoys mild to warm temperatures, with a minimum of around 3°C (38°F) and an average of 19°C (66°F), peaking at 32°C (90°F). However, it also brings notable humidity at 68% and some rainfall, accumulating to about 104 mm (4.1 in) over 13 days. In contrast, October starts to feel much cooler, with temperatures dipping as low as -3°C (26°F) and averaging 11°C (52°F), while reaching a maximum of 26°C (80°F). The month is wetter than June, with 160 mm (6.3 in) of precipitation recorded over 14 days and a higher humidity level of 83%. For more details, you can check out Philadelphia weather in October.
June and November present contrasting weather patterns, marked by significant variations in temperature and humidity. In June, temperatures range from a minimum of 3°C (38°F) to a maximum of 32°C (90°F), with an average of 19°C (66°F). The month experiences about 104 mm (4.1 in) of precipitation over approximately 13 days, accompanied by a humidity level of 68%. In stark contrast, November's climate is much colder, with temperatures ranging from a frigid minimum of -15°C (6°F) to a warmer maximum of 22°C (73°F) and an average of just 3°C (37°F). November sees slightly higher precipitation at 119 mm (4.7 in) spread over 14 days, and humidity levels rise to 88%. For more details, you can check out Philadelphia weather in November.
June and December present starkly contrasting weather conditions. In June, temperatures range from a chilly minimum of 3°C (38°F) to a warm maximum of 32°C (90°F), with an average of 19°C (66°F). The month sees considerable precipitation, totaling 104 mm (4.1 inches) over 13 days, and a humidity level of 68%. Conversely, December experiences much colder temperatures, with a minimum of -27°C (-17°F) and a maximum of 16°C (61°F), averaging -2°C (28°F). Precipitation remains somewhat similar at 98 mm (3.8 inches) over the same number of days, but humidity is notably higher at 89%. For a closer look at December weather, visit Philadelphia weather in December.
As June unfolds in Philadelphia, the city transitions into a warm and vibrant summer, characterized by a notable increase in temperature and humidity compared to earlier months. With an average warmth settling at 19°C, daily highs can reach a sweltering 32°C, inviting residents and visitors alike to revel in outdoor activities. However, this summer comfort comes with the trade-off of increased precipitation, as the month experiences around 13 days of rainfall, contributing to a total of 104 mm. While the humidity hovers at a notable 68%, it's the lively atmosphere of June that truly sets it apart from the cooler, dryer months that precede it. For more insights into what to expect from Philadelphia's weather, check out Philadelphia Climate.