Last updated: April 22, 2025
May in Jasper, Canada, showcases a dynamic weather profile characterized by varying temperatures and substantial precipitation. With a maximum temperature reaching 23°C (74°F), residents can experience pleasant spring temperatures, although the average cools to a brisk 3°C (39°F), dipping to a minimum of -9°C (16°F) overnight. This month sees approximately 71 mm (2.8 in) of rainfall over 12 days, contributing to an 87% humidity level that adds a refreshing touch to the mountain air. As nature awakens, May offers a blend of warmth and moisture, making it an intriguing time to explore Jasper’s stunning landscapes.
In May, Jasper, Canada, experiences a welcome transition as winter loosens its grip, ushering in milder temperatures. With a minimum dipping to a chilly -9°C (16°F) and a delightful maximum soaring to 23°C (74°F), the average temperature settles comfortably at about 3°C (39°F). This month marks a notable departure from the bitter cold of earlier months, particularly when compared to January and February, which exhibit harsh averages around -13°C (9°F) and -14°C (7°F) respectively. As April begins the shift towards warmth, its average of -3°C (28°F) sets the stage for May's more inviting climate. Overall, this month invites nature lovers and outdoor enthusiasts to embrace the emerging beauty of Jasper as vibrant greens begin to emerge and the days grow longer, creating an idyllic backdrop for exploration.
In Jasper, Canada, May marks a significant increase in precipitation, with 71 mm (2.8 in) falling over the course of the month, the highest amount to date for the year. This uptick is evident in the 12 days of rain, bringing a refreshing vibrancy to the landscape as spring fully takes hold. The trend of rising precipitation continues from the preceding months—April's 61 mm (2.4 in)—and sets the stage for even wetter conditions in June, which averages 112 mm (4.4 in). As May bridges the transition into the summer months, residents and visitors alike can expect lush greenery and flourishing wildlife, fueled by the abundant rainfall.
In May, Jasper, Canada, experiences a noticeable shift in humidity, with levels dropping to 87% from the higher percentages seen in the earlier months. This decline reflects the transition into warmer weather as spring approaches its peak. Following a steady reduction from a high of 95% in January and February, the humidity continues to ease downwards, paving the way for a more comfortable outdoor experience. Interestingly, this gentle decrease sets the stage for the summer months, where humidity levels stabilize around the low 80s%. As spring unfolds, residents and visitors alike can enjoy the refreshing air that accompanies May, making it an ideal time to explore the natural beauty of Jasper.
As spring transitions into summer, May in Jasper, Canada, brings a significant shift in the UV Index, soaring to 8, a classification of very high exposure that drastically reduces the safe burn time to just 15 minutes. This marked increase follows a steady ascent from January's mild index of 2 to April's 6, highlighting the growing intensity of the sun as the days lengthen and temperatures rise. Residents and visitors alike should take note, as the very high UV Index in May signals that sun safety precautions are more crucial than ever. From using sunscreen to wearing protective clothing, awareness is key to enjoying the stunning natural beauty of Jasper while safeguarding against harmful UV rays. For detailed information about UV levels throughout the year, visit Jasper UV Index.
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As spring unfolds into May, Jasper, Canada, basks in a remarkable surge of sunshine, enjoying an impressive 320 hours of bright, golden rays. This significant increase follows a gradual ascent from January’s modest 101 hours, hinting at the town's transition from winter's grasp to the jubilant embrace of spring. The daylight hours steadily climb from February's 153 hours, through March and April, culminating in May's resplendent light, which invites outdoor adventures and captures the essence of the season. Even as summer approaches with June and July boasting even more sun, May stands out as a pivotal moment when nature truly begins to awaken, showcasing the vibrant beauty of Jasper surrounded by blooming landscapes.
As spring transitions to summer in Jasper, Canada, the chances of sunny weather in May stand at 34%. While this figure may seem moderate, it shows a slight improvement compared to the colder months of January through April, where the likelihood of sunshine fluctuates between 23% and 42%. Interestingly, as we move into June with a 41% probability, the anticipation for clearer skies continues to grow. Overall, May represents a pivotal moment when the landscape shifts, hinting at the longer, sunnier days ahead and enticing outdoor enthusiasts to start planning their adventures amid Jasper's breathtaking natural beauty.
As spring unfolds in Jasper, Canada, May brings a delightful increase in daylight with approximately 15 hours of sun each day, marking a significant shift from the earlier months. The progression from the 8 hours in January to 9 in February and a leap to 11 in March showcases the gradual awakening of nature. By April, daylight reaches 14 hours, setting the stage for the vibrant beauty of May. This trend peaks in summer, with both June and July basking in an impressive 16 hours of daylight. As the year wanes, daylight begins to retreat again, tapering off to 14 hours in August and diminishing further through the autumn months. This dynamic cycle not only heralds the changing seasons but also enhances the area's breathtaking landscapes, inviting both residents and visitors to embrace the longer, sunlit days of spring and summer.
In May, the gentle breezes of Jasper, Canada, begin to mellow as the area transitions into warmer months. With an average wind speed of 1.6 m/s (3 mph), May is noted for its calmness, making it a serene time to explore the breathtaking landscapes. This marks a slight decrease from the earlier spring months, with April recording a windier 1.8 m/s (4 mph). Notably, as the year progresses, the wind tends to increase toward the fall, showcasing a trend where summer sees some of the lightest winds. This seasonal shift invites visitors to relish the tranquil atmosphere while enjoying nature's vibrant display during one of Jasper's most picturesque times of the year.
The weather in Jasper changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of May's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Jasper and find detailed weather information for every month.
May and January present stark contrasts in weather conditions. In May, temperatures range from a minimum of -9°C (16°F) to a pleasant maximum of 23°C (74°F), with an average of 3°C (39°F). The month features 71 mm (2.8 in) of precipitation over 12 days, accompanied by a relatively high humidity of 87%. In contrast, January is characterized by much colder temperatures, with minimums plunging to -41°C (-41°F) and an average of -13°C (9°F), while the maximum barely reaches 1°C (34°F). Precipitation during January is lower at 36 mm (1.4 in) over approximately 8 days, and the humidity is slightly higher at 95%. For more detailed insights on January weather, you can visit Jasper weather in January.
When comparing the weather in May to February, significant differences become evident. May typically sees a milder temperature range, with minimums around -9°C (16°F) and maximums reaching up to 23°C (74°F), whereas February experiences much colder conditions, with temperatures plummeting to a minimum of -36°C (-32°F) and an average of -14°C (7°F). Additionally, May tends to be slightly wetter with 71 mm (2.8 in) of precipitation over 12 days compared to February’s 50 mm (2.0 in), although humidity in February is higher at 95% compared to May’s 87%. For more details about February weather, see Jasper weather in February.
In comparing the weather between March and May, it's clear that May offers a significant increase in temperatures. While March experiences a chilling average of -7°C (20°F), with minimum temperatures dipping as low as -33°C (-27°F), May enjoys more moderate conditions with an average temperature of 3°C (39°F), and highs soaring to 23°C (74°F). Additionally, precipitation levels are slightly higher in May at 71 mm (2.8 in), compared to March's 58 mm (2.3 in), though March has rain on 13 days versus May's 12 days. Humidity remains high in both months, with May at 87% and March slightly higher at 91%. For a closer look at March weather in Jasper, you can check Jasper weather in March.
In comparison to April, May experiences a notable rise in temperatures, with a minimum of -9°C (16°F) and an average of 3°C (39°F), reaching a maximum of 23°C (74°F). This is a significant improvement over April's chillier climate, where temperatures ranged from a minimum of -22°C (-7°F) to a maximum of 16°C (62°F), with an average of -3°C (28°F). Additionally, while April saw 61 mm (2.4 in) of precipitation over 14 days, May has slightly more rainfall at 71 mm (2.8 in) across 12 days, although both months maintain relatively high humidity levels of around 87% and 89%, respectively. For more detailed weather information specific to April, you can check Jasper weather in April.
In comparing the weather between May and June, we observe a notable increase in temperatures, with June experiencing a higher average of 8°C (47°F) compared to May's average of 3°C (39°F). June also reaches impressive highs, with maximum temperatures soaring to 35°C (95°F), while May peaks at 23°C (74°F). However, June sees increased precipitation levels, totaling 112 mm (4.4 in) over 17 days, in contrast to May’s 71 mm (2.8 in) over 12 days. Humidity levels remain relatively high in both months, with May slightly higher at 87% compared to June's 84%. For more detailed information, check out Jasper weather in June.
May and July present a stark contrast in weather conditions. In May, temperatures range from a chilly -9°C (16°F) to a comfortable maximum of 23°C (74°F), with an average temperature of 3°C (39°F). The month sees approximately 71 mm (2.8 in) of precipitation over 12 days, and the humidity hovers around 87%. In contrast, July brings considerably warmer temperatures, with a minimum of -1°C (31°F), an average of 12°C (53°F), and a high reaching up to 35°C (95°F). July also experiences higher precipitation at 119 mm (4.7 in) over 16 days, while maintaining the same humidity level of 87%. For more detailed information on July weather, you can visit Jasper weather in July.
In May, temperatures in Jasper typically range from a chilly minimum of -9°C (16°F) to a pleasant maximum of 23°C (74°F), with an average of 3°C (39°F). The month experiences around 71 mm (2.8 in) of precipitation over 12 days, accompanied by relatively high humidity levels at 87%. In contrast, August offers warmer weather, with minimum temperatures around -3°C (26°F) and a comfortable average of 11°C (52°F), peaking at 27°C (81°F). Precipitation increases slightly to 76 mm (3.0 in) over the same number of days, while humidity remains slightly lower at 84%. For more detailed insights on the weather, check out Jasper weather in August.
In May, temperatures in Jasper range from a chilly -9°C (16°F) at night to a pleasant 23°C (74°F) during the day, with an average temperature of 3°C (39°F). The month experiences around 71 mm (2.8 in) of precipitation over approximately 12 days, and humidity levels are quite high at 87%. In contrast, September brings slightly cooler conditions, with temperatures dipping to a minimum of -12°C (11°F) and reaching a maximum of 26°C (80°F), while the average temperature sits at 5°C (41°F). This month sees an increase in precipitation to 86 mm (3.4 in) spread across 15 days, accompanied by a slightly lower humidity of 83%. For more details on the weather in this month, check Jasper weather in September.
May and October present contrasting weather patterns. In May, temperatures range from a chilly minimum of -9°C (16°F) to a comfortable maximum of 23°C (74°F), with an average of 3°C (39°F). The month sees about 71 mm (2.8 in) of precipitation over 12 days, accompanied by high humidity at 87%. In contrast, October experiences colder temperatures, with a minimum of -28°C (-18°F), a maximum of 19°C (67°F), and an average of -3°C (26°F). Precipitation remains similar at 70 mm (2.8 in), but over a slightly longer span of 14 days, and humidity rises to 92%. For more insights on October weather, check out Jasper weather in October.
May and November exhibit stark differences in weather characteristics. In May, temperatures range from a chilly minimum of -9°C (16°F) to a pleasantly warm maximum of 23°C (74°F), with an average of 3°C (39°F). The month sees an average precipitation of 71 mm (2.8 in) over approximately 12 days, accompanied by a relatively high humidity of 87%. In contrast, November brings much colder conditions, with temperatures plummeting to a minimum of -30°C (-22°F) and only reaching a maximum of 6°C (43°F), resulting in an average temperature of -9°C (16°F). Although precipitation is slightly lower at 67 mm (2.6 in) for 14 days, humidity rises to a notable 98%. For more information about November weather, visit Jasper weather in November.
May and December present a stark contrast in weather conditions. In May, temperatures range from a chilly -9°C (16°F) at night to a pleasant 23°C (74°F) during the day, with an average of 3°C (39°F). The month experiences an average precipitation of 71 mm (2.8 in) over 12 days and a relatively high humidity level of 87%. In contrast, December sees much colder temperatures, with lows plummeting to -39°C (-39°F) and an average of -14°C (7°F), peaking at just 2°C (35°F). Precipitation is lower at 47 mm (1.8 in) across 11 days, accompanied by even higher humidity at 98%. For more detailed information on December weather, visit Jasper weather in December.
May in Jasper marks a transition into milder weather, characterized by a noticeable shift from the lingering chill of winter. With average temperatures creeping up to a comfortable 23°C (74°F) during the day, the landscape bursts into life, inviting exploration. However, nights can still be crisp, dropping to around -9°C (16°F), reminding visitors that spring is a gradual process. The month experiences about 12 days of precipitation, gathering around 71 mm (2.8 in), contributing to the lush greenery emerging from the thaw. With humidity levels at an average of 87%, May feels refreshing yet can be unpredictable. For a more detailed insight into what to expect throughout the year, explore Jasper Climate.