Last updated: February 24, 2025
June in Princeton, United States, presents a tapestry of weather that captivates residents and visitors alike. With maximum temperatures reaching a sultry 36°C (97°F) and an average of 22°C (73°F), the month offers a taste of summer’s warmth. However, expect a drop to a cool 9°C (48°F) on the chillier nights. Rainfall contributes to the lush greenery, with 100 mm (3.9 in) of precipitation over approximately 12 days, resulting in a humidity level of 69% that adds a muggy feel to the warm days. Whether basking in the sun or enjoying a refreshing shower, June’s weather in Princeton is as dynamic as it is delightful.
In June, Princeton experiences a delightful transition into summer, characterized by mild nights with minimum temperatures averaging around 9°C (48°F). As the days warm up, the mercury rises significantly, reaching an impressive maximum of 36°C (97°F). The month's average temperature hovers at a comfortable 22°C (73°F), marking a significant leap from the cooler confines of spring. This warm climate not only invites locals and visitors alike to enjoy outdoor activities but also showcases a steady increase in temperature trend from the chilly winter and spring months, indicating the vibrant season ahead. The gentle warmth and increasing daylight create the perfect backdrop for Princeton’s picturesque landscapes, making June a truly enchanting time of year.
In June, Princeton experiences a notable culmination of spring's showers, with precipitation totaling 100 mm (3.9 in) over 12 days. This is slightly less than the deluge in May, which recorded 131 mm (5.1 in) but continues the trend of substantial rainfall leading into the warmer months. The consistent precipitation through May and June sets the stage for the lush greenery that defines the region during the summer. As July approaches, the rainfall typically intensifies, often peaking at 139 mm (5.5 in), indicating a seasonal pattern of rising moisture levels that supports both a vibrant landscape and a humid atmosphere in Princeton.
In June, Princeton experiences a notable shift in humidity, maintaining a consistent rate of 69% that mirrors the slightly drier conditions of May. As the year progresses, humidity levels gradually decrease from a humid 84% in January to 62% in July, indicating a trend toward more comfortable summer months. This decrease from the peak winter and early spring humidity exemplifies the seasonal transition, allowing for a more pleasant outdoor experience. Interestingly, July marks the lowest humidity point, before levels gradually rise again by autumn. Overall, June’s humidity represents a pivotal moment in Princeton's climatic rhythm, bridging the gap between the cool, moist spring and the drier summer.
In June, Princeton experiences a sustained UV Index of 10, categorizing it as very high, meaning that unprotected skin can burn in just 15 minutes. This peak in the UV Index reflects a broader trend observed since April, as indices reach their highest point through the summer months, continuing to stay at this level into July. Comparatively, earlier months like January and February show moderate exposure with indices of 3 and 5, allowing for longer burn times of 30 minutes. As the days grow longer and the sun's intensity increases, it’s crucial to stay vigilant and prioritize sun safety. For more information, visit Princeton UV Index.
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As June arrives in Princeton, the days become increasingly radiant, shining with an impressive 315 hours of sunshine, making it one of the brightest months of the year. This month stands out as a pinnacle of light, following a steady upward trend from the 278 hours recorded in May. The vibrancy of June contrasts beautifully with the shorter, darker months earlier in the year, like January's modest 147 hours and February's 178 hours. The increasing daylight sets the stage for July's peak at 349 hours, but it’s during June that Princeton fully embraces the warmth and brightness of summer. This delightful abundance of sunshine not only enhances outdoor activities but also infuses the community with an uplifting energy as nature flourishes under the clear skies.
In June, Princeton experiences a 37% chance of sunny weather, a dip compared to the sunnier months of March (56%) and July (45%). This trend reflects a pattern where late spring and early summer show some variability in sunshine, with May seeing a slightly higher likelihood at 41%. Interestingly, as the year progresses, the chances of enjoying bright, sunny days fluctuate; while June might not boast the best odds, it still offers a welcome respite from the winter months of January (45%) and February (29%), which are notably less sunny. Overall, June serves as a transitional month, hinting at the sunnier days ahead in the summer while holding onto the uncertainty of spring’s periodic overcast skies.
As June arrives in Princeton, the days are at their peak, offering 14 hours of daylight that echo the warmth of early summer. This month marks a delightful plateau in daylight hours, closely mirroring May's sunlit generosity. Following the gradual ascent from 9 hours in January to 14 in both June and July, Princetonians relish the longer days that facilitate outdoor activities and social gatherings. As summer progresses into August, a subtle decline begins, reminding us that even as daylight wanes, the memories of vibrant June linger on. The natural rhythm of the seasons is evident, with each month presenting a unique interplay of light that shapes daily experiences.
In June, Princeton experiences a gentle exhale from the more blustery months of the year, with an average wind speed of 2.6 m/s (6 mph). This marks a noticeable dip compared to the spring months, where winds tended to be slightly brisker, averaging between 3.0 to 3.6 m/s. As summer approaches, the wind transitions into a more mellow rhythm, with July and August following closely behind at a consistent 2.3 m/s (5 mph). This trend of diminishing wind speeds throughout the summer months creates a calmer atmosphere, perfect for outdoor activities and enjoying the warm weather. Interestingly, as the summer winds down into September, we see a slight increase, suggesting that autumn may bring a refreshing breath of air back to Princeton. Overall, June serves as a serene precursor to the peaceful, still days of summer, where the warmth overshadows the playful breezes.
The weather in Princeton 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 Princeton and find detailed weather information for every month.
June and January exhibit starkly contrasting weather patterns. In June, temperatures range from a mild 9°C (48°F) to a scorching 36°C (97°F), with an average of 22°C (73°F) and a relatively high humidity of 69%. The month also sees about 100 mm (3.9 in) of precipitation over approximately 12 days. Conversely, January brings frigid temperatures, with a minimum of -17°C (2°F) and a maximum of 20°C (68°F), averaging just 2°C (35°F). Precipitation is lower at 64 mm (2.5 in) over around 8 days, but the humidity rises to 84%. For more details on January weather, visit Princeton weather in January.
June and February present strikingly different weather patterns. In June, the temperature ranges significantly, from a cool 9°C (48°F) to a scorching high of 36°C (97°F), with an average around 22°C (73°F). The month typically experiences around 100 mm (3.9 in) of precipitation over approximately 12 days, and humidity hovers at 69%. Conversely, February is much colder, with temperatures varying from a frigid -16°C (4°F) to a milder 26°C (79°F), averaging just 3°C (38°F). February sees slightly higher precipitation at 109 mm (4.3 in) across about 11 days, coupled with elevated humidity levels of 82%. For more details on February weather, you can visit Princeton weather in February.
When comparing the weather in June and March, there is a significant contrast in temperatures and conditions. June sees much higher temperatures, with averages around 22°C (73°F) and maximums reaching up to 36°C (97°F). In contrast, March experiences much cooler temperatures, with an average of just 6°C (43°F) and a maximum of 28°C (83°F). Additionally, while June has around 100 mm (3.9 in) of precipitation over 12 days and humidity at 69%, March is slightly wetter with 109 mm (4.3 in) over only 10 days but features higher humidity at 81%. For more details on March weather, you can check Princeton weather in March.
June tends to be significantly warmer than April, with average temperatures soaring to around 22°C (73°F) compared to April's average of 12°C (54°F). While both months experience similar amounts of precipitation over roughly the same number of days—100 mm (3.9 in) in June and 106 mm (4.2 in) in April—April's humidity is higher at 78%, making it feel more damp, whereas June's humidity sits at 69%. Additionally, June can reach temperatures as high as 36°C (97°F), surpassing April's maximum of 31°C (88°F), indicating a clear transition into the heat of summer. For more detailed insights on April weather, check out Princeton weather in April.
When comparing the weather in June and May, June exhibits a broader temperature range with minimums of 9°C and maximums reaching up to 36°C, leading to a warm average of 22°C. In contrast, May starts with cooler temperatures, with a minimum of 1°C and a slightly lower average of 17°C, although it also sees a high of 35°C. Both months experience a similar level of humidity at 69%, but May receives slightly more precipitation, totaling 131 mm over 13 days compared to June’s 100 mm over 12 days. For those interested in a more detailed look at May's weather patterns, check out Princeton weather in May.
June and July present distinct weather patterns, with July generally being warmer and slightly wetter. In June, temperatures range from a minimum of 9°C (48°F) to a maximum of 36°C (97°F), averaging around 22°C (73°F) and experiencing 100 mm (3.9 in) of precipitation over 12 days, contributing to a humidity level of 69%. In contrast, July sees warmer minimum temperatures starting at 13°C (56°F) and climbing to a maximum of 37°C (98°F), with an average temperature of 26°C (78°F). However, it also experiences about 139 mm (5.5 in) of precipitation over 14 days, albeit at a slightly lower humidity of 62%. For more detailed insights, check out Princeton weather in July.
In June, temperatures start off with a minimum of 9°C (48°F) and reach an average of 22°C (73°F), peaking at 36°C (97°F). The month experiences moderate precipitation, with about 100 mm (3.9 in) over 12 days and a higher humidity level of 69%. In contrast, August sees a warmer minimum temperature of 14°C (57°F) and an average of 24°C (76°F), with a maximum of 35°C (96°F). However, it also has increased rainfall, totaling 135 mm (5.3 in) over 14 days and slightly lower humidity at 65%. For more detailed insights, check out Princeton weather in August.
In comparing the weather of June and September, both months showcase mild temperatures but with distinct differences. June experiences a broader temperature range, with minimums around 9°C (48°F), averaging at 22°C (73°F), and peaking at a high of 36°C (97°F). In contrast, September's temperatures are slightly cooler, starting at a minimum of 6°C (43°F), averaging 21°C (70°F), and reaching a maximum of 35°C (95°F). Additionally, June has higher precipitation levels at 100 mm (3.9 in) over 12 days, while September sees a decrease to 87 mm (3.4 in) over just 10 days. Humidity remains comparable, with June at 69% and September slightly lower at 68%. For more detailed insights into September weather, you can visit Princeton weather in September.
June and October exhibit notable differences in weather patterns. June brings warmer temperatures, with an average of 22°C (73°F) and highs soaring up to 36°C (97°F), while October cools down significantly, averaging 16°C (61°F) and peaking at 35°C (96°F). Precipitation is slightly higher in October, totaling 121 mm (4.8 in), compared to June's 100 mm (3.9 in), though October has fewer rainy days at 10 compared to June's 12. Additionally, humidity levels are higher in October at 74%, compared to June's 69%, contributing to a different overall feel in the air. For more information, you can visit Princeton weather in October.
The weather in June and November shows a stark contrast, highlighting the transition from summer to early winter. June typically boasts milder temperatures, with a minimum of 9°C (48°F) and an average of 22°C (73°F), peaking at a warm 36°C (97°F). In contrast, November experiences much chillier conditions, with temperatures dropping to a minimum of -9°C (15°F) and averaging only 8°C (46°F), although it can reach a maximum of 25°C (77°F) on milder days. While June sees about 100 mm (3.9 in) of precipitation over 12 days, November has slightly less at 83 mm (3.3 in) over 9 days, and the humidity is higher in November at 82%, compared to June’s 69%. This shift in weather patterns underscores the changing seasons, as detailed further in Princeton weather in November.
June and December present contrasting weather patterns, showcasing the diversity of seasonal change. In June, temperatures range from a minimum of 9°C (48°F) to an average of 22°C (73°F), peaking at a warm 36°C (97°F), with 100 mm (3.9 in) of precipitation spread over 12 days and relative humidity around 69%. In contrast, December experiences a significant drop in temperatures, with a minimum of -12°C (11°F), an average of 4°C (39°F), and a maximum of 19°C (67°F). Precipitation in December slightly increases to 104 mm (4.1 in) over 10 days, accompanied by higher humidity levels of 80%. For more information on December weather specifics, visit Princeton weather in December.
As June unfolds in Princeton, the weather contrasts sharply with the cooler months, bringing a pleasant warmth that sets the stage for summer adventures. With average temperatures around 22°C (73°F), the days gradually become warmer, occasionally peaking at a sizzling 36°C (97°F). While this month experiences higher humidity at 69%, visitors can expect around 100 mm (3.9 in) of rainfall spread across 12 days, adding a refreshing touch to the vibrant flora. This delightful combination of warmth and occasional showers makes June in Princeton a unique period, perfect for exploring the outdoors. For a deeper dive into the region's weather patterns, check out Princeton Climate.