May Weather in Jasper, United States

Last updated: February 24, 2025

In May, Jasper, United States experiences a vibrant transition into warmer weather, characterized by a maximum temperature of 32°C (89°F) and an average of 19°C (66°F), offering a pleasant atmosphere for outdoor activities. However, the climate can be erratic, with temperatures dipping as low as 3°C (37°F) at times. The region sees significant precipitation, totaling 190 mm (7.5 in) over 15 days, contributing to an average humidity level of 82%. This lush environment not only supports diverse flora but also sets the stage for a dynamic May, filled with both sunshine and refreshing showers.

May Temperature in Jasper

In May, Jasper, United States, begins to shake off the lingering cold of winter, showcasing a significant rise in temperatures that herald the arrival of warmer days. With minimums around 3°C (37°F) and average highs soaring to 32°C (89°F), the month brings a delightful mix of warming sunshine and mild breezes. This transition is further highlighted by an impressive average of 19°C (66°F), making it one of the more pleasant months of the year. The upward trend in temperatures from January’s frigid lows of -18°C (0°F) to May's balmy conditions not only signifies the changing seasons but also invites outdoor activities as nature bursts into bloom, making Jasper a vibrant canvas of life and warmth.

May Weather in Jasper: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Jasper, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec374050566674777572594742
Data source: Temperature data for Jasper generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Jasper

May marks a significant peak in precipitation for Jasper, United States, as the month is drenched with 190 mm (7.5 in) of rain over 15 days. This surge represents a notable increase from the preceding months, particularly from April's 157 mm (6.2 in), emphasizing May’s role as the wettest month of the year. The trend showcases a gradual escalation in rainfall from January's 81 mm (3.2 in) to May, indicating a shift towards the wetter spring season. Coupled with a rise in precipitation days, May sets a vibrant, albeit soggy, stage for the lush growth of summer, while also reminding residents of the seasonal transitions at play.

May Precipitation Trends in Jasper

The chart displays monthly precipitation patterns in Jasper, with values for each month alongside May's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec8111213915819010695146711207986
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Jasper

In May, humidity in Jasper, United States, rises to 82%, mirroring the levels seen in both January and November. This increase, following a slight dip in April to 78%, indicates the area's transition into the warmer months while maintaining a damp atmosphere. As summer approaches, the humidity dips to 81% in June, suggesting a trend where the spring's heavy moisture gives way to slightly less humid conditions. Overall, the fluctuation throughout the year demonstrates a consistent pattern, with late spring and early winter exhibiting the highest humidity, while the summer months gradually dry out, resulting in a more comfortable climate.

May Average Humidity in Jasper

This chart illustrates the average monthly humidity levels in Jasper, with May's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how May's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec82%79%77%78%82%81%75%61%59%69%82%88%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Jasper

As May arrives in Jasper, the UV Index reaches an alarming 11, categorizing it as extreme, with a quick burn time of just 10 minutes. This marks a significant increase from the earlier months, where values gradually climbed from a moderate index of 4 in January to a high of 10 in April. The trend is clear: as spring unfolds, sun worshippers should take extra precautions as they enjoy the outdoors. It's crucial to embrace sun safety measures to protect against intense UV radiation. As the summer sun approaches, keep informed and stay safe by checking the full details at Jasper UV Index.

Maximum UV Index Levels in Jasper for May

The chart shows the monthly maximum UV Index (UVI) for Jasper in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec46810111111109753
Data source: Jasper May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

May Sunshine in Jasper

As spring blossoms into summer, May shines brightly in Jasper, delivering an impressive 295 hours of sunshine. This marks a noticeable increase from the 249 hours enjoyed in April, showcasing the region's gradual transition into longer, sun-drenched days. As the warm weather settles in, May not only brings vibrant blooms and lush greenery but also hints at the promising sunshine ahead, leading into June's peak of 334 hours. The steady rise in daylight hours throughout the spring paints a picture of the delightful outdoor experiences awaiting residents and visitors alike, as they revel in the beauty and warmth that Jasper has to offer.

Monthly Sunshine Duration in Jasper: May Highlighted

The May sunshine duration represents the total number of hours Jasper experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec154h178h210h249h295h334h354h320h294h253h220h215h
Data source: Jasper May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Jasper During May

When considering the likelihood of sunny weather in May in Jasper, United States, the data reveals a noticeable dip in sunshine with only 26% chance compared to the preceding months. After witnessing gradual improvements through the spring, with April at 50% and March even higher at 49%, May marks a shift toward less favorable sunny conditions. This decline is particularly striking when juxtaposed with the sunnier months that follow, especially July and August, which boast 57% and 53% chances of sun, respectively. Thus, if you're hoping for bright May days in Jasper, it's wise to manage expectations and possibly plan for the warmer, sunnier months ahead.

Percentage of Sunny Days in May in Jasper

The chart illustrates the percentage of sunny days in Jasper throughout the year, with May highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Jasper experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec37%35%49%50%26%44%57%53%66%53%60%46%
Data source: Jasper May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Jasper in May

As spring unfolds in Jasper, the increasing daylight hours signal the arrival of brighter days and longer exposures to the sun. Beginning with 10 hours of daylight in both January and February, the trend starts to accelerate as we transition into March, where an extra hour leads to 11 hours of sunlight. April shines a bit brighter with 13 hours, but it's in May when the days stretch further to 14 hours, reaching their peak along with June and July. This delightful abundance of daylight gradually tapers off in August, with 13 hours still offering plenty of sunshine, followed by a steady decline as autumn approaches. By September, daylight shortens to 12 hours, eventually returning to 10 hours in November and 9 hours in December, illustrating the rhythmic dance of the seasons in Jasper.

Average Daylight Hours in Jasper for May

The chart illustrates the variation in daylight duration in Jasper throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h10h 52m11h 59m13h 7m14h 4m14h 33m14h 17m13h 26m12h 21m11h 13m10h 14m9h 44m
Data source: Jasper daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Jasper

In Jasper, United States, the wind patterns in May showcase a slight decline, with an average wind speed of 3.2 m/s (7 mph). While this figure remains comparable to earlier months, it marks a transition from the slightly higher speeds seen in March and April. The trend reveals a gradual decrease in wind intensity as summer approaches, with June experiencing an even softer breeze at 2.4 m/s (5 mph). Notably, the first half of the year tends to oscillate around similar wind speeds, particularly stagnant during the mid-summer months. This pattern underlines a seasonal rhythm, hinting at calm summer days after the spring’s gentle gusts, inviting residents and visitors alike to enjoy the serene atmosphere.

Average May Wind Speed in Jasper

The chart displays monthly wind speed patterns in Jasper, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.33.33.73.43.2 m/s2.42.12.32.73.43.43.8
Data source: Jasper May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Jasper Compares to Other Months

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 starkly contrasting weather patterns. In May, temperatures range from a chilly 3°C (37°F) at night to a warm 32°C (89°F) during the day, with an average of 19°C (66°F). Though the month experiences significant rainfall, totaling 190 mm (7.5 in) over about 15 days and maintaining high humidity at 82%. Conversely, January features a much colder climate, with temperatures dropping as low as -18°C (0°F) and peaking at 20°C (69°F), resulting in an average of only 3°C (37°F). While precipitation is lower at 81 mm (3.2 in) across 8 days, the humidity remains consistent at 82%. For more insights on January weather, you can check out Jasper weather in January.

May and February present strikingly different weather patterns. In May, temperatures range from a minimum of 3°C (37°F) to a maximum of 32°C (89°F), with an average of 19°C (66°F), creating a warm and vibrant atmosphere. Conversely, February exhibits much colder conditions, with temperatures dropping as low as -24°C (-10°F) and an average of just 4°C (40°F), peaking at 26°C (79°F). Precipitation is more frequent in May, with 190 mm (7.5 in) over 15 days, compared to February's 112 mm (4.4 in) across 10 days. Humidity levels are slightly higher in May at 82%, while February maintains a lower humidity of 79%. For more insights into February weather, you can visit Jasper weather in February.

May and March present a notable contrast in weather patterns. In May, temperatures range from a chilly minimum of 3°C (37°F) to a warm maximum of 32°C (89°F), with an average of 19°C (66°F). This month also experiences considerable precipitation, totaling 190 mm (7.5 in) over 15 days, and a high humidity level of 82%. In contrast, March sees a much colder climate with a minimum temperature plummeting to -14°C (8°F) and an average temperature of only 10°C (50°F), with a peak of 29°C (85°F). Precipitation during this month is lower at 139 mm (5.5 in) over 13 days, accompanied by a slightly lower humidity of 77%. For a more detailed look at the conditions in March, you can visit Jasper weather in March.

In comparing the weather between April and May, we see notable differences in temperature and precipitation. April experiences cooler temperatures, with a minimum of -4°C (25°F) and an average of 13°C (56°F), while May boasts a higher minimum of 3°C (37°F) and an average temperature of 19°C (66°F). Although both months can reach warm temperatures, May has a higher maximum of 32°C (89°F) compared to April's 30°C (85°F). Precipitation in May also increases, with 190 mm (7.5 in) over 15 days, surpassing April's 157 mm (6.2 in) over 12 days. Additionally, May's humidity is slightly higher at 82% versus April's 78%. For those interested in more detailed weather patterns, you can find specific information here: Jasper weather in April.

May and June present notable differences in weather patterns. In May, temperatures range from a cool minimum of 3°C (37°F) to a warm maximum of 32°C (89°F), with an average temperature of 19°C (66°F). The month experiences significant precipitation with 190 mm (7.5 in) spread over 15 days, resulting in a high humidity level of 82%. In contrast, June offers a milder climate, with temperatures ranging from a minimum of 10°C (51°F) to a maximum of 34°C (94°F) and an average of 23°C (74°F). Precipitation decreases to 106 mm (4.2 in) over just 11 days, while humidity remains relatively stable at 81%. For a detailed look at the conditions, you can check Jasper weather in June.

May and July present notably different weather patterns. In May, temperatures range from a chilly 3°C (37°F) at night to a warm 32°C (89°F) during the day, with an average of 19°C (66°F). The month experiences significant precipitation, totaling 190 mm (7.5 in) over 15 days, along with high humidity averaging 82%. In contrast, July tends to be warmer with minimum temperatures of 14°C (57°F) and maximums reaching 35°C (95°F), averaging 25°C (77°F). Precipitation decreases to 95 mm (3.8 in) over 13 days, and humidity drops slightly to 75%. For more detailed insights on the weather conditions in July, check out Jasper weather in July.

In May, temperatures range from a chilly minimum of 3°C (37°F) to a warm maximum of 32°C (89°F), with an average temperature of 19°C (66°F). The month sees substantial precipitation, totaling 190 mm (7.5 in) over about 15 days, accompanied by high humidity levels of 82%. In contrast, August offers a much warmer climate, with minimum temperatures around 14°C (57°F) and maximums reaching 34°C (93°F), averaging 24°C (75°F). Precipitation in August is lower, totaling 146 mm (5.7 in) over the same 15 days, and the humidity drops to a more comfortable 61%. For more details, check out Jasper weather in August.

In May, temperatures start to warm up, with lows around 3°C (37°F) and highs reaching up to 32°C (89°F), resulting in an average temperature of 19°C (66°F). However, this month is characterized by significant rainfall, totaling 190 mm (7.5 in) over approximately 15 days and high humidity levels at 82%. Conversely, September offers milder weather, with minimum temperatures of 6°C (44°F) and maximums reaching 33°C (92°F), culminating in an average of 22°C (72°F). Precipitation drops significantly to 70 mm (2.8 in) over just 7 days, and humidity declines to a more comfortable 59%. For a detailed look at September weather in Jasper, you can click here: Jasper weather in September.

May and October exhibit distinct weather patterns, reflecting the transition from spring to autumn. In May, temperatures range from a minimum of 3°C (37°F) to a maximum of 32°C (89°F), with an average temperature of 19°C (66°F). The month is marked by higher humidity at 82% and significant precipitation, averaging 190 mm (7.5 in) over about 15 days. In contrast, October sees cooler temperatures, with a minimum of -4°C (25°F) and an average of 15°C (59°F), peaking at 31°C (87°F). This month experiences lower precipitation, totaling around 120 mm (4.7 in) over 9 days, and reduced humidity at 69%. For further details on October weather, visit Jasper weather in October.

In May, temperatures range from a cool 3°C (37°F) at night to a warm 32°C (89°F) during the day, with an average temperature of 19°C (66°F). The month typically sees around 190 mm (7.5 in) of precipitation over 15 days, contributing to the high humidity of 82%. In contrast, November experiences significantly lower temperatures, with a minimum of -11°C (13°F) and a maximum of 27°C (81°F), resulting in an average of 8°C (47°F). This month is also drier, with only 79 mm (3.1 in) of rain falling over 8 days, while still maintaining a humidity of 82%. For more details on November weather in Jasper, visit Jasper weather in November.

May and December present starkly contrasting weather conditions. In May, temperatures can range from a minimum of 3°C (37°F) to a maximum of 32°C (89°F), with an average temperature of 19°C (66°F). This month sees significant rainfall, with precipitation totaling 190 mm (7.5 in) over 15 days, and an average humidity of 82%. In contrast, December is much colder, featuring temperatures that drop to a minimum of -10°C (14°F) and only rise to a maximum of 24°C (76°F), with an average of 6°C (43°F). The precipitation in December is significantly lower at 86 mm (3.4 in) over just 8 rainy days, and humidity also remains high at 87%. For more details, check out the seasonal specifics in Jasper weather in December.

Compare Jasper's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Jasper

As May unfolds in Jasper, the weather distinctly transforms, showcasing a vibrant blend of warmth and moisture that sets it apart from the colder months. With average temperatures rising to a comfortable 19°C (66°F) and maximums soaring up to 32°C (89°F), residents and visitors alike relish the arrival of spring. However, the 82% humidity and 190 mm of precipitation over about 15 days remind everyone that this month also brings its share of rain. As Jasper blossoms into a lively tapestry of greenery and flowers, the interplay of warm days and refreshing showers creates the perfect setting for outdoor adventures. For more insights on the climate patterns that shape this beautiful region, visit Jasper Climate.