May Weather in Penticton, Canada

Last updated: April 22, 2025

May in Penticton, Canada showcases a beautiful transition into warmer days, with maximum temperatures reaching a pleasant 27°C (80°F), while the average sits comfortably at 12°C (53°F). Although the temperatures can dip as low as 0°C (32°F), the month enjoys a refreshing ambiance with an 82% humidity level. Rainfall is moderate, accumulating to 48 mm (1.9 in) over the month, with precipitation occurring on 7 days. This blend of warmth and occasional showers contributes to the vibrant allure of Penticton's spring season.

May Temperature in Penticton

In May, Penticton, Canada bursts into spring with a delightful transition from the lingering chill of winter. As temperatures rise, the minimum settles around 0°C (32°F), while the average warms to a comfortable 12°C (53°F). Daytime highs can reach up to a pleasant 27°C (80°F), inviting locals and visitors alike to enjoy the blossoming landscapes and outdoor activities. This month signals a significant shift from April's cooler temperatures, showcasing a broader trend of gradual warming that sets the stage for the region's vibrant summer months ahead. The mild and increasingly sunny days make May an ideal time to experience the charm of Penticton as it awakens to life.

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

The chart illustrates May temperature patterns in Penticton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec272535425359666656433528
Data source: Temperature data for Penticton 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 Penticton

In Penticton, Canada, the month of May marks a notable transition in precipitation patterns, with the total amount recorded at 48 mm (1.9 in) over just 7 days of rain. This is a clear decrease compared to the preceding months, such as April, which saw 63 mm (2.5 in). The trend of decreasing rainfall continues into June, which typically brings around 40 mm (1.6 in), indicating a shift towards drier, sunnier days as summer approaches. This reduction in precipitation not only enhances outdoor activities but also underlines the region's characteristic Mediterranean-like climate. Such fluctuations set the stage for a vibrant summer ahead where sunny skies become the norm, allowing residents and visitors alike to revel in Penticton’s natural beauty.

May Precipitation Trends in Penticton

The chart displays monthly precipitation patterns in Penticton, 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.
JanFebMarAprMayJunJulAugSepOctNovDec686872634840171350749389
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in Penticton

As spring blooms into warmth, May in Penticton sees a delightful dip in humidity, with levels averaging around 82%. This gradual decline from the higher percentages of winter months—hovering around 90% in January and February—signals a shift towards more comfortable and breathable air. As the region transitions toward summer, humidity continues to ease, dropping further to 81% in June. Notably, this trend reflects a refreshing change, making May a pleasant time to explore the natural beauty of Penticton, before the peak summer heat rolls in.

May Average Humidity in Penticton

This chart illustrates the average monthly humidity levels in Penticton, 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.
JanFebMarAprMayJunJulAugSepOctNovDec90%91%89%86%82%81%84%75%74%85%88%93%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Penticton

As May unfolds in Penticton, Canada, residents and visitors alike should be prepared for a significant uptick in sun intensity. With a UV Index of 8, categorized as very high, the risk of harm from unprotected sun exposure increases dramatically, with a burn time of just 15 minutes. This sharp contrast to the lower indices of earlier months serves as a reminder that the sun's power is on the rise as we transition into summer. As temperatures warm and outdoor activities beckon, it's essential to take precautions against sunburn and skin damage. For detailed information on sun safety, explore the Penticton UV Index as you enjoy the vibrant month of May!

Maximum UV Index Levels in Penticton for May

The chart shows the monthly maximum UV Index (UVI) for Penticton 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.
JanFebMarAprMayJunJulAugSepOctNovDec235789987421
Data source: Penticton 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 Penticton

As May unfolds in Penticton, Canada, residents eagerly welcome a remarkable 335 hours of sunshine, marking a vibrant transition into the summer months. After gradually increasing daylight from a modest 94 hours in January to a more substantial 269 hours by April, May's sunlit days are a clear harbinger of the sun-soaked weeks ahead. The sunshine continues to build, peaking in July with an impressive 397 hours, captivating locals and visitors alike with its warm embrace. This elevating trend not only invites outdoor adventures but also heralds the beauty of Penticton’s stunning landscapes, making May a delightful prelude to the summer season. As the season progresses, the sun's golden rays become an integral part of the community's joyful rhythm, with May standing out as a celebrated highlight in the annual cycle of sunshine.

Monthly Sunshine Duration in Penticton: May Highlighted

The May sunshine duration represents the total number of hours Penticton 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.
JanFebMarAprMayJunJulAugSepOctNovDec94h155h227h269h335h347h397h358h265h199h123h114h
Data source: Penticton May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Penticton During May

In Penticton, Canada, the likelihood of sunny weather experiences a noteworthy upward trend as spring unfolds into summer. Starting at a modest 19% chance of sun in January, the prospects gradually improve, with April boasting a 50% likelihood. By May, this figure hovers around 47%, indicating a promising shift as outdoor activities become more appealing. While not yet at the peak of summer, where July enjoys an impressive 81% sunshine probability, May remains a delightful transitional month, hinting at the sunny days that lie ahead. As spring gives way to summer, residents and visitors alike can look forward to more frequent sun-kissed moments in the breathtaking landscape of Penticton.

Percentage of Sunny Days in May in Penticton

The chart illustrates the percentage of sunny days in Penticton 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 Penticton experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec19%25%35%50%47%54%81%50%37%35%19%19%
Data source: Penticton May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Penticton in May

In Penticton, Canada, the month of May marks a delightful transition as daylight reaches a generous 15 hours. This increase in sunlight is part of a broader trend that begins in January with just 8 hours and gradually ascends to a peak in June, where residents enjoy a glorious 16 hours of daylight. After May, the days start to shorten again, tapering off to 12 hours in September and continuing downwards toward winter. The steady rise in daylight leading into summer not only brightens the days but also invigorates outdoor activities and community gatherings, making May a particularly vibrant time in this beautiful region.

Average Daylight Hours in Penticton for May

The chart illustrates the variation in daylight duration in Penticton throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 41m10h 8m11h 56m13h 47m15h 22m16h 11m15h 44m14h 18m12h 31m10h 41m9h 3m8h 12m
Data source: Penticton daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Penticton

In Penticton, Canada, the wind in May mirrors a consistent pattern observed throughout the year, with an average speed of 1.8 m/s (4 mph). This slightly lower speed compared to March and April suggests a calm transition into summer. Notably, the wind speeds remain stable, fluctuating between 1.6 m/s and 2.1 m/s from January to October, indicating a generally mild climate. As the year progresses, a subtle uptick in wind speeds is seen in the late fall months, with November peaking at 2.1 m/s. This gradual increase hints at changing weather dynamics as the seasons shift. Overall, May's gentle breeze creates a serene environment, perfect for enjoying the stunning landscapes and outdoor activities that Penticton has to offer.

Average May Wind Speed in Penticton

The chart displays monthly wind speed patterns in Penticton, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.91.92.01.81.8 m/s1.71.71.61.71.92.12.0
Data source: Penticton May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Penticton Compares to Other Months

The weather in Penticton 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 Penticton and find detailed weather information for every month.

May and January present starkly contrasting weather conditions. In May, temperatures range from a chilly 0°C (32°F) to a warm 27°C (80°F), with an average temperature of 12°C (53°F). This month sees relatively moderate precipitation of 48 mm (1.9 in) over about 7 days, along with a humidity level of 82%. In contrast, January experiences a much harsher climate, with minimum temperatures plunging to -23°C (-9°F) and a maximum of only 6°C (42°F), averaging at -3°C (27°F). It also has higher precipitation at 68 mm (2.7 in) spread across 14 days and a notably higher humidity of 90%. For more details, you can check Penticton weather in January.

May and February present starkly contrasting weather patterns. In May, temperatures range from a minimum of 0°C (32°F) to a pleasant maximum of 27°C (80°F), with an average of 12°C (53°F), while February is considerably colder, with temperatures ranging from -24°C (-11°F) to a maximum of 10°C (50°F) and an average of -4°C (25°F). Precipitation is higher in February at 67 mm (2.7 in) over 15 days, compared to May's 48 mm (1.9 in) over just 7 days. Additionally, humidity is slightly lower in May at 82%, in contrast to February's higher level of 91%. For a more detailed look at February weather, visit Penticton weather in February.

May generally offers much milder temperatures compared to March, with a minimum of 0°C (32°F) and an average of 12°C (53°F), peaking at a comfortable 27°C (80°F). In contrast, March experiences much colder temperatures, ranging from a minimum of -19°C (-3°F) to a maximum of 17°C (63°F), with an average temperature of just 2°C (35°F). Additionally, May sees lower precipitation levels at 48 mm (1.9 in) over 7 days, while March has higher precipitation at 72 mm (2.8 in) over 14 days, contributing to a humidity level of 89%. For more detailed information about the weather patterns in March, you can read Penticton weather in March.

In comparing the weather between April and May, May generally experiences milder temperatures, with minimums around 0°C (32°F) and maximums reaching up to 27°C (80°F), while April sees colder nights with minimum temperatures dropping to -7°C (19°F) and maximums around 23°C (73°F). Precipitation in May is less frequent, falling on 7 days and totaling 48 mm (1.9 in), compared to April's 63 mm (2.5 in) spread over 13 days. Moreover, humidity levels slightly decrease from April's 85% to May's 82%. For more detailed information on April weather, you can visit Penticton weather in April.

When comparing the weather in May and June, one can observe a notable increase in temperatures. May experiences a minimum temperature of 0°C (32°F) and an average of 12°C (53°F), with a maximum of 27°C (80°F), while June sees a slightly higher minimum of 3°C (38°F) and an average temperature of 15°C (59°F), reaching highs of 40°C (103°F). Although June has slightly lower precipitation at 40 mm (1.6 in) compared to May's 48 mm (1.9 in), both months see rainfall on about seven days, maintaining similar humidity levels around 81-82%. For a closer look at June's climate specifics, you can visit Penticton weather in June.

May and July present distinct differences in weather patterns. In May, temperatures range from a minimum of 0°C (32°F) to a maximum of 27°C (80°F), with an average of 12°C (53°F) and relatively high humidity at 82%. The month also experiences more precipitation, totaling 48 mm (1.9 in) over 7 days. In contrast, July sees warmer temperatures, with a minimum of 6°C (43°F), an average of 19°C (66°F), and a peak of 40°C (104°F). Additionally, July is much drier, with only 17 mm (0.7 in) of precipitation over 3 days, and a similarly high humidity level of 84%. For more details on July's weather, you can check Penticton weather in July.

In comparing the weather between May and August, one can see significant differences in temperature and precipitation patterns. May experiences a cooler climate, with average temperatures around 12°C (53°F) and maximums reaching 27°C (80°F). In contrast, August boasts warmer temperatures, averaging 19°C (66°F) and peaking at 34°C (94°F). Additionally, May has higher precipitation levels, totaling 48 mm (1.9 in) over about 7 days, compared to August's much drier 13 mm (0.5 in) over just 3 days. Humidity levels are also slightly higher in May at 82%, while August sees a more comfortable 75%. For more details, check out Penticton weather in August.

May and September showcase distinct weather patterns, each with its own appeal. In May, temperatures range from a chilly 0°C (32°F) at night to a pleasant maximum of 27°C (80°F), with an average of 12°C (53°F). The month brings about 48 mm (1.9 in) of precipitation over approximately 7 days, accompanied by a high humidity level of 82%. In contrast, September warms up slightly, with nighttime temperatures around 1°C (34°F) and a maximum reaching 31°C (87°F), with an average of 14°C (57°F). Precipitation rises marginally to 50 mm (2.0 in) over about 9 days, while humidity decreases to a more comfortable 74%. For a closer look at the specific conditions during this month, check out Penticton weather in September.

May and October showcase contrasting weather patterns. In May, temperatures range from a minimum of 0°C (32°F) to a maximum of 27°C (80°F), offering a pleasant average of 12°C (53°F). Precipitation is moderate at 48 mm (1.9 in) over about 7 days, with humidity at 82%. In contrast, October experiences colder temperatures, with a minimum of -11°C (12°F) and an average of 6°C (43°F), peaking at 22°C (72°F). This month sees increased precipitation of 74 mm (2.9 in) over 13 days and higher humidity at 85%. For more details on the specific weather conditions, check out Penticton weather in October.

May and November exhibit contrasting weather patterns. In May, temperatures range from a chilly 0°C (32°F) at night to a warm average of 12°C (53°F) during the day, peaking at 27°C (80°F). Rainfall is moderate, with about 48 mm (1.9 in) spread over 7 days, and humidity sits at 82%. In contrast, November experiences much colder temperatures, with minimums dropping to -12°C (11°F) and an average of only 2°C (35°F), with daytime highs capping at 12°C (53°F). Precipitation increases significantly to 93 mm (3.7 in) over 17 days, and humidity rises slightly to 88%. For more details, visit Penticton weather in November.

May and December present stark contrasts in weather conditions. In May, temperatures generally range from a mild 0°C (32°F) at night to a pleasant 27°C (80°F) during the day, with an average of 12°C (53°F). The month sees around 48 mm (1.9 in) of precipitation over about 7 days, accompanied by a humidity level of 82%. In stark comparison, December experiences much colder temperatures, with a minimum of -26°C (-14°F), an average of -2°C (28°F), and a maximum of 13°C (55°F). Precipitation in December is higher, totaling 89 mm (3.5 in) over 16 days, and the humidity rises to 93%. For more detailed information on December weather, you can check Penticton weather in December.

Compare Penticton's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Penticton

May in Penticton heralds a delightful transition from the chill of spring to the warmth of summer, with temperatures rising significantly compared to the earlier months. This month's average temperature sits at a comfortable 12°C, peaking at a warm 27°C, encouraging outdoor adventures and blossoming landscapes. While there may be a few rainy days—about 7 in total—the overall precipitation of 48 mm helps to nourish the vibrant flora, creating a picturesque setting. Despite the higher temperatures, the humidity can feel quite noticeable at 82%, making the evenings refreshingly crisp. As you enjoy the charm of May, consider exploring more about the seasonal weather patterns at Penticton Climate.