Last updated: April 22, 2025
June in St. John's, Canada, showcases a delightful range of temperatures, with maximums reaching a pleasant 24°C (75°F) and average temperatures hovering around 10°C (51°F). The month experiences a minimum temperature of 0°C (33°F), indicating the cool maritime influence typical of the region. With 86 mm (3.4 in) of precipitation spread over 12 days, residents can expect a mix of sun and rain, contributing to the breathtaking local greenery. The high humidity level of 91% adds to the coastal charm, making June a unique month filled with vibrant weather variations, ideal for exploring the picturesque landscapes of St. John's.
June in St. John's, Canada, marks a delightful transition into summer, showcasing a noticeable rise in temperatures compared to the chilly winter months. With minimums averaging around 0°C (33°F) and maximums peaking at 24°C (75°F), residents experience a comfortable average temperature of 10°C (51°F). This month witnesses a significant shift from the cool temperatures of spring, where the thermometer flirts with the lower ends on the scale, to a season that invites outdoor activities and vibrant festivities. As the days grow longer and sunnier, June becomes a time for exploring St. John's charming coastlines and enjoying the lush surroundings, reflecting the beauty of nature waking up from its wintry slumber.
June sees a notable transition in St. John's precipitation patterns, with rainfall totaling 86 mm (3.4 in) spread across 12 days. This moderate amount is an uptick from May's 80 mm but reflects a shift from the heavier deluges experienced in the earlier months of the year. Overall, June marks a period of stabilization as the city transitions into summer, often bringing more moderate weather compared to the spring months. Interestingly, this month's precipitation is similar to July's forecasted 100 mm (3.9 in), suggesting a trend where summer months may bring more rainfall, yet June retains a crisp feel. This balance makes June a vibrant, lush month characterizing St. John's dynamic climate.
As June rolls into St. John's, Canada, the humidity reaches 91%, marking a steady increase from the preceding months. Starting the year with relatively high humidity levels, January's 83% creeps upward to a noticeable 90% by May, setting the stage for summer. This upward trend continues into July, where humidity peaks at 94%, creating the quintessential moist atmosphere that defines St. John's coastal climate. August sees a slight dip to 93%, but overall, the summer months deliver a rich humidity experience that is characteristic of the area. This pattern highlights not only a gradual increase throughout the spring but also establishes a pattern of high humidity that dominates the warmer months.
In St. John's, Canada, June brings the year's highest UV Index of 10, categorized as very high, with a burn time of just 15 minutes. This sharp increase from the moderate UV levels of earlier months highlights the need for sun protection, as both May and June feature very high readings. Following June, July maintains a similar intensity with a UV Index of 9, before tapering off in August. Observing these trends emphasizes the importance of being vigilant during these peak summer months to safeguard against UV exposure. For more detailed information, check out St. John's UV Index.
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June shines brightly in St. John's, Canada, with 270 hours of glorious sunshine, making it one of the sunniest months of the year. Following the vibrant days of May, which enjoy 280 hours, June maintains a delightful warmth as spring transitions into summer. This period marks the peak of sunlight, leading into even sunnier July and August, which boast 286 and 306 hours respectively. The gradual increase from winter's 88 hours in January to June's abundance illustrates a steady climb toward peak summer vitality, drawing residents and visitors alike outdoors to relish the beautiful Newfoundland landscape bathed in sunlight. As the warm days of summer unfold, the lingering daylight becomes a cherished feature, inviting all to embrace the easy charm of St. John's.
In June, St. John's, Canada experiences a 33% chance of sunny weather, marking a slight increase from May's 32%. This uptick indicates a transition into the summer season, where residents and visitors alike can expect more frequent sunny days compared to the earlier months of the year. While not the sunniest month, with July and August following closely behind at 25% and 29% respectively, June offers a promising start to the summer. The trend shows a fluctuation in sunshine probability throughout the year, with the highest chances occurring in September at 38%, but for those eager to soak up some rays, June stands as a solid choice amid the varying weather patterns.
As spring transitions into summer, St. John's, Canada, experiences a delightful increase in daylight hours, peaking in June with 15 hours of sunlight. This remarkable duration is a continuation of the upward trend that begins in January, where daylight lasts a mere 8 hours, and steadily grows through the months. From 10 hours in February to 15 hours in May, the days become longer and brighter, encouraging outdoor activities and appreciation for the vibrant natural beauty that envelops the city. Following June, daylight remains consistent at 15 hours in July before beginning to gently decline in August. This gradual shift signals the transition toward autumn, as daylight diminishes to 12 hours in September and further decreases as the year progresses.
In June, St. John's experiences a gentle breeze, with average wind speeds dropping to 5.0 m/s (11 mph), marking a trend of diminishing winds as summer approaches. Following a steady decline from May's 5.4 m/s, June’s winds are the softest seen since the winter months, setting a tranquil backdrop for the vibrant activities of the season. Notably, this slight lull in wind speed transitions into July, which continues the trend with even lighter breezes at 4.7 m/s (11 mph). As we move through the summer, the winds typically remain milder, but a gradual upswing returns in the later months, highlighting St. John's dynamic and ever-changing climate.
The weather in St. John's 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 St. John's and find detailed weather information for every month.
June and January present strikingly contrasting weather conditions. In June, temperatures range from a minimum of 0°C (33°F) to a comfortable maximum of 24°C (75°F), with an average of 10°C (51°F). Despite the milder weather, it is also quite humid at 91%, and precipitation occurs on about 12 days, totaling 86 mm (3.4 in). Conversely, January is much colder, with temperatures ranging from a biting minimum of -14°C (7°F) to a maximum of 12°C (54°F), and an average of -2°C (29°F). The month experiences slightly higher precipitation at 113 mm (4.5 in) over 13 days, coupled with a lower humidity level at 83%. For more information on January weather conditions, you can check St. John's weather in January.
June and February present starkly contrasting weather conditions. In June, temperatures range from a chilly 0°C (33°F) at night to a pleasant maximum of 24°C (75°F) during the day, accompanied by a relatively high humidity of 91%. The month sees an average precipitation of 86 mm (3.4 in) over approximately 12 days. In contrast, February is much colder, with temperatures dipping to a minimum of -16°C (3°F) and only reaching a maximum of 10°C (50°F), while humidity remains lower at 84%. Interestingly, February experiences slightly higher precipitation, totaling 102 mm (4.0 in) over the same number of days. For more details on February weather, you can visit St. John's weather in February.
In comparing the weather of June and March, we can see a significant shift in temperature and conditions. June boasts a milder climate, with temperatures ranging from a chilly minimum of 0°C (33°F) to a pleasant maximum of 24°C (75°F) and an average of 10°C (51°F). In contrast, March experiences much colder temperatures, with a minimum of -14°C (8°F) and an average of -2°C (29°F), peaking at only 13°C (55°F). While March sees slightly more precipitation at 100 mm (3.9 in) over 13 days, June's precipitation of 86 mm (3.4 in) occurs across 12 days, combined with a higher humidity level of 91%. For those interested in a more detailed overview, you can check out St. John's weather in March.
In comparing the weather between April and June, June experiences significantly warmer temperatures, with an average of 10°C (51°F) compared to April's average of 2°C (36°F). While April has cooler minimum temperatures of -6°C (22°F) and a maximum of 15°C (60°F), June sees a minimum of 0°C (33°F) and can reach highs of 24°C (75°F). Precipitation in April is slightly higher at 103 mm (4.0 in) over 14 days, whereas June has 86 mm (3.4 in) over 12 days. The humidity remains high in both months, with June at 91% and April just a tad lower at 88%. For more detailed insights, you can visit St. John's weather in April.
June offers a warmer climate compared to May, with average temperatures rising from 5°C (41°F) in May to 10°C (51°F) in June. The maximum temperature in June reaches 24°C (75°F), significantly higher than May's maximum of 20°C (68°F). In terms of precipitation, June experiences slightly more rainfall at 86 mm (3.4 in) compared to May's 80 mm (3.1 in), with both months recording precipitation on 12 days. Humidity remains relatively high in both months, with June at 91% and May at 90%. For more detailed insights, check St. John's weather in May.
In June, temperatures in St. John's range from a chilly 0°C (33°F) to a pleasant 24°C (75°F), with an average of 10°C (51°F). The month experiences significant precipitation, totaling 86 mm (3.4 in) over 12 days, and humidity levels are notably high at 91%. In contrast, July sees a rise in both minimum and average temperatures, with a low of 6°C (43°F) and an average of 15°C (58°F), while the maximum temperature remains similar at 25°C (76°F). Precipitation increases slightly to 100 mm (3.9 in), but occurs over just 10 days, and humidity also rises to 94%. For more detailed insights, check St. John's weather in July.
In June, St. John's experiences cooler temperatures with a minimum of 0°C (33°F) and an average of 10°C (51°F), reaching a maximum of 24°C (75°F). The month is marked by significant rainfall, totaling 86 mm (3.4 in) over approximately 12 days, and high humidity at 91%. In contrast, August offers warmer conditions, with minimum temperatures of 8°C (46°F) and an average of 17°C (62°F), peaking at 27°C (80°F). Precipitation decreases to 69 mm (2.7 in) over about 10 days, while humidity rises slightly to 93%. For more details, check St. John's weather in August.
June and September display some similarities but also notable differences in weather. Both months have a maximum temperature that can reach 24°C (75°F), but September generally experiences slightly higher average temperatures, with a minimum of 4°C (39°F) and an average of 13°C (56°F) compared to June's minimum of 0°C (33°F) and average of 10°C (51°F). Additionally, September sees a higher amount of precipitation at 107 mm (4.2 in) over 11 days, compared to June's 86 mm (3.4 in) over 12 days. However, humidity levels remain quite similar, with June at 91% and September at 90%. For more detailed insights on September, you can refer to St. John's weather in September.
June and October in St. John's exhibit distinct weather patterns, reflecting the transition from early summer to autumn. In June, temperatures range from a minimum of 0°C (33°F) to a maximum of 24°C (75°F), with an average of 10°C (51°F). This month experiences about 86 mm (3.4 in) of precipitation over 12 days, accompanied by high humidity levels of 91%. In contrast, October sees slightly cooler temperatures with a minimum of 0°C (32°F), an average of 8°C (48°F), and a maximum of 22°C (72°F). Precipitation increases to 97 mm (3.8 in) over the same number of days, with humidity remaining relatively high at 87%. For a more detailed look at the weather in October, check out St. John's weather in October.
Comparing the weather in June and November reveals notable differences. In June, temperatures range from a mild 0°C (33°F) at night to a comfortable 24°C (75°F) during the day, creating an average temperature of 10°C (51°F). The month sees a significant amount of precipitation, with 86 mm (3.4 in) over around 12 days, complemented by high humidity of 91%. In contrast, November experiences cooler conditions, with temperatures dropping to a minimum of -6°C (22°F) and a maximum of 16°C (62°F), leading to an average of 4°C (40°F). Precipitation increases slightly to 108 mm (4.3 in) across 13 days, alongside a lower humidity of 84%. For more detailed insights, check out St. John's weather in November.
June and December weather in St. John's present a stark contrast. In June, temperatures range from a minimum of 0°C (33°F) to a comfortable maximum of 24°C (75°F), with an average of 10°C (51°F). The month experiences 86 mm (3.4 in) of precipitation across 12 days, accompanied by high humidity levels at 91%. Conversely, December sees significantly colder temperatures, with a minimum of -10°C (15°F) and a maximum of 15°C (59°F), averaging 0°C (33°F). This month also experiences more precipitation, totaling 133 mm (5.3 in) over 16 days, with slightly lower humidity at 83%. To learn more about December's weather specifics, visit St. John's weather in December.
As June unfolds in St. John's, the weather begins to warm up, with temperatures rising significantly compared to the colder months. Characterized by a blend of mild days and chilly nights, this month marks a transition into summer, bringing with it higher humidity and more frequent rainfall. While the average temperature hovers around a comfortable 10°C, the maximum can reach up to a pleasant 24°C, making June a refreshing escape from the frigid temperatures of spring. However, locals should prepare for approximately 12 days of rain, contributing to the region's lush landscapes. For a deeper understanding of how June fits into the annual weather pattern, check out St. John's Climate.