May Weather in Stratford, Canada

Last updated: April 22, 2025

May in Stratford, Canada, brings a tapestry of weather as temperatures rise and the landscape awakens. With a maximum peak of 31°C (88°F), residents experience fleeting bursts of warmth, contrasting with an average temperature of 13°C (56°F) and occasional dips to a brisk minimum of -5°C (24°F). This month also sees significant precipitation, totaling 102 mm (4.0 in) over 13 rainy days, contributing to a lush, vibrant environment. Coupled with an average humidity of 82%, May in Stratford is a time of transformation, where spring's freshness meets the allure of early summer.

May Temperature in Stratford

As May unfolds in Stratford, Canada, temperatures begin to warm significantly, heralding the arrival of spring. The month starts off with a chilly minimum of -5°C (24°F) but quickly transitions to a pleasant average of 13°C (56°F) and can even soar to a maximum of 31°C (88°F). This marked shift from the lingering winter chill of earlier months showcases a gradual yet steady rise in warmth, making May a delightful time for outdoor activities. Following the frigid depths of winter, where January's maximum barely reaches 11°C (53°F), the progressive increase in temperatures illustrates a promising transition towards the vibrancy of summer, inviting both locals and visitors to embrace the blossoming season.

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

The chart illustrates May temperature patterns in Stratford, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec232432425666706862513730
Data source: Temperature data for Stratford 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 Stratford

In May, Stratford, Canada experiences a notable shift in its weather patterns, marked by 102 mm (4.0 inches) of precipitation over 13 days. This amount signifies a slight decrease from the previous month's 107 mm, indicating a gradual transition into the drier months of summer. As the city basks in the spring ambiance, May's rainfall plays a crucial role in nourishing the blossoming flora, helping to sustain the vibrant landscape. The moderate precipitation level and frequency suggest a temperate climate, preparing residents for the sunny days ahead while still delivering essential moisture. Overall, May serves as a pivotal month that balances the lingering effects of spring with the onset of the warmer season.

May Precipitation Trends in Stratford

The chart displays monthly precipitation patterns in Stratford, 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.
JanFebMarAprMayJunJulAugSepOctNovDec80827510710211390102891229276
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in Stratford

In Stratford, Canada, May marks a transition in humidity levels, dipping to 82%, which is notably lower than the 90% experienced in the coldest winter months of January and February. As spring unfolds, the humidity steadily decreases from 87% in April, indicating a gradual shift towards summer conditions. This trend continues into June, where humidity levels drop further to 81%. Overall, May's humidity reflects a refreshing change as residents and visitors enjoy the blossoming season while welcoming a taste of the drier summer air that lies ahead.

May Average Humidity in Stratford

This chart illustrates the average monthly humidity levels in Stratford, 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%90%88%87%83%81%79%80%81%84%88%87%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Stratford

As May arrives in Stratford, Canada, residents and visitors should be mindful of the very high UV Index of 9, a significant increase from the previous months. This trend signals a sharp rise in sun exposure risks, with a burn time of just 15 minutes under the midday sun. Following a gradual escalation from January's low index of 2 to April's very high 8, May emphasizes the importance of sun protection practices. With summer months approaching, the UV Index will peak at 10 in June and July, underscoring the necessity of staying vigilant about sun safety. As you plan your outdoor activities, be sure to check the detailed patterns and recommendations at Stratford UV Index.

Maximum UV Index Levels in Stratford for May

The chart shows the monthly maximum UV Index (UVI) for Stratford 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.
JanFebMarAprMayJunJulAugSepOctNovDec24589101098542
Data source: Stratford 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 Stratford

As the calendar turns to May in Stratford, Canada, the city basks in the glory of 294 hours of sunshine, marking a vibrant peak in the spring season. This enchanting month follows a progressive increase in daylight, with sunshine hours steadily climbing from 95 in January to 241 in April. May's radiant days not only signal the end of spring but also foreshadow the summer ahead, which will reach its zenith in July with an impressive 350 hours of sunlight. As the warmth envelops the region, residents and visitors alike relish the longer days, embracing outdoor activities and the revitalizing spirit of nature. The transition from the cool winter months to the sun-kissed vibrancy of May truly illustrates Stratford's transformation into a lively, sunshine-filled haven.

Monthly Sunshine Duration in Stratford: May Highlighted

The May sunshine duration represents the total number of hours Stratford 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.
JanFebMarAprMayJunJulAugSepOctNovDec95h145h229h241h294h336h350h336h293h207h143h112h
Data source: Stratford May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Stratford During May

In Stratford, Canada, the likelihood of sunny weather in May shows a promising trend with a 41% chance of sunshine, making it one of the brighter months in the early part of the year. This marks a noticeable increase from April's 36%, suggesting that as spring unfolds, residents can expect increasingly favorable weather. March, with its 42% chance, kickstarts this upward trajectory, while summer months gradually ramp up the sunshine potential, peaking in August at an impressive 49%. As the clouds of winter fade, May offers a delightful transition, hinting at the sunny days that lie ahead.

Percentage of Sunny Days in May in Stratford

The chart illustrates the percentage of sunny days in Stratford 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 Stratford experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec12%19%42%36%41%40%44%49%46%25%33%19%
Data source: Stratford May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Stratford in May

As spring unfolds in Stratford, Canada, daylight hours begin to noticeably increase, creating a vibrant and energizing atmosphere. In May, residents can bask in approximately 14 hours of daylight, a significant jump from the 11 hours in March and a delightful progression from the 13 hours in April. This trend of elongating days reaches its peak in June with 15 hours, marking the height of the sunny season. However, as summer wanes into fall, daylight gradually diminishes, slipping back to 12 hours in September and continuing its descent into shorter days by October. This cyclical dance of light gives Stratford a dynamic landscape, highlighting the beauty of each season and the gentle ebb and flow of daylight throughout the year.

Average Daylight Hours in Stratford for May

The chart illustrates the variation in daylight duration in Stratford throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 22m10h 31m11h 57m13h 26m14h 42m15h 20m14h 59m13h 52m12h 26m10h 57m9h 40m9h
Data source: Stratford daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Stratford

In May, Stratford experiences an average wind speed of 3.4 m/s (8 mph), mirroring the calm breeze that characterized January. This marks a slight decrease from the transitional winds of March and April, where speeds reached 4.3 m/s and 3.8 m/s respectively. As spring unfolds, the gentle winds in May create a serene atmosphere, perfect for enjoying the blossoming landscapes. Interestingly, this mild wind pattern paves the way for a dip in July's winds, which drop to an average of 3.1 m/s (7 mph). As the year progresses into the fall, wind speeds generally stabilize around 3.6 m/s (8 mph) from September to October, highlighting a trend of moderate breezes that define Stratford's unique climatic character throughout the seasons.

Average May Wind Speed in Stratford

The chart displays monthly wind speed patterns in Stratford, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.43.94.33.83.4 m/s3.63.12.63.63.63.94.4
Data source: Stratford May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Stratford Compares to Other Months

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

May and January present stark contrasts in weather conditions. In May, temperatures range from a chilly minimum of -5°C (24°F) to a warm average of 13°C (56°F), peaking at a pleasant 31°C (88°F). The month experiences significant precipitation, with a total of 102 mm (4.0 in) spread over 13 days and an average humidity of 82%. In contrast, January is substantially colder, with temperatures dropping to a minimum of -26°C (-14°F) and peaking at a maximum of only 11°C (53°F). During this winter month, precipitation totals 80 mm (3.2 in) across 11 days, accompanied by a higher humidity level of 90%. For a more detailed look at January weather, you can visit Stratford weather in January.

May and February present contrasting weather conditions, reflecting the transition from winter to spring. In May, temperatures soar, ranging from a chilly minimum of -5°C (24°F) to a warm maximum of 31°C (88°F), with an average of 13°C (56°F). In contrast, February remains firmly in the grip of winter, with temperatures plummeting from a low of -24°C (-11°F) to a high of 16°C (61°F), averaging -4°C (25°F). While both months experience precipitation on approximately 13 days, May sees a total of 102 mm (4.0 in), compared to February’s 82 mm (3.2 in). Additionally, May's humidity level sits at 82%, slightly lower than February’s 90%. For more insights into February weather, you can check Stratford weather in February.

In comparing the weather between March and May, there is a noticeable transition from the lingering winter chill to the warmth of spring. March boasts much colder temperatures, with minimums plummeting to -23°C (-8°F) and average conditions hovering around 0°C (33°F). In contrast, May experiences a significant rise, with average temperatures reaching 13°C (56°F) and highs peaking at 31°C (88°F). Additionally, March has a moderate precipitation of 75 mm (3.0 in) over 12 days, while May sees increased rainfall at 102 mm (4.0 in) over 13 days. Despite the higher humidity in May at 82%, it still can't compare to March’s humidity level of 87%. For a closer look at how March weather specifically impacts Stratford, you can visit Stratford weather in March.

In comparing the weather of May and April, May experiences a more temperate climate with average temperatures reaching 13°C (56°F), while April's average temperature is notably cooler at 6°C (43°F). The maximum temperatures in May can soar up to 31°C (88°F), in contrast to April's peak of 25°C (77°F). Despite May's slightly lower total precipitation of 102 mm (4.0 in) over 13 days, it maintains high humidity levels at 82%, just below April's 87% humidity and 107 mm (4.2 in) of precipitation over 15 days. For a detailed look at April's weather conditions, you can visit Stratford weather in April.

In May, temperatures range from a chilly minimum of -5°C (24°F) to a warm average of 13°C (56°F), peaking at a high of 31°C (88°F). The month brings about 102 mm (4.0 in) of precipitation over 13 days, coupled with a relatively high humidity of 82%. In contrast, June experiences a milder temperature spectrum, with a minimum of 4°C (39°F) and an average of 19°C (66°F), while reaching a maximum of 32°C (90°F). Rainfall increases slightly to 113 mm (4.5 in) but occurs over only 11 days, maintaining a similar humidity level of 81%. For more details on the weather in June, visit Stratford weather in June.

May and July present distinct differences in weather patterns. In May, temperatures can vary significantly, with a minimum of -5°C (24°F) and a high of 31°C (88°F), yielding an average temperature of 13°C (56°F). The month also sees 102 mm of precipitation over 13 days, coupled with high humidity levels at 82%. In contrast, July offers more stable conditions with a minimum temperature of 9°C (49°F) and a maximum of 33°C (92°F), averaging 21°C (71°F). Precipitation decreases slightly to 90 mm over the same number of days but with a slightly lower humidity of 79%. For more details on the weather specifics, you can visit Stratford weather in July.

May and August offer contrasting weather experiences, even though their peak temperatures are identical at 31°C (88°F). In May, the temperatures range from a chilly -5°C (24°F) to a pleasant average of 13°C (56°F), highlighting the transition from winter to spring. Conversely, August brings a milder minimum temperature of 5°C (41°F) and a warmer average of 20°C (69°F), making it more comfortable overall. Both months see similar levels of precipitation at around 101-102 mm (4.0 in) across 13 days, but May has a slightly higher humidity level at 82% compared to August's 80%. For more details on August weather, you can check Stratford weather in August.

May and September present distinct weather patterns, each with its own unique characteristics. In May, temperatures range from a chilly minimum of -5°C (24°F) to a warm maximum of 31°C (88°F), with an average of 13°C (56°F). The month sees significant precipitation, totaling 102 mm (4.0 in) over approximately 13 days, accompanied by high humidity levels of 82%. In contrast, September offers a milder experience, with temperatures ranging from a low of -1°C (31°F) to a high of 31°C (88°F) and an average temperature of 17°C (62°F). Precipitation is slightly lower at 89 mm (3.5 in) over 11 days, and the humidity is marginally lower at 81%. For more specific insights into September weather, you can check out Stratford weather in September.

May and October present distinct weather patterns, reflecting the transition between spring and autumn. In May, temperatures can range from a chilly -5°C (24°F) at night to a warm 31°C (88°F) during the day, with an average of 13°C (56°F). This month experiences about 102 mm (4.0 in) of precipitation over 13 days, accompanied by a humidity level of 82%. Conversely, October sees slightly cooler conditions, with temperatures fluctuating between -3°C (27°F) and a maximum of 27°C (82°F), averaging around 10°C (51°F). The month receives a bit more rainfall, totaling 122 mm (4.8 in) over approximately 15 days, and humidity rises slightly to 84%. For more detailed information, you can check Stratford weather in October.

May and November present distinctly different weather patterns. In May, temperatures range from a brisk minimum of -5°C (24°F) to a pleasant maximum of 31°C (88°F), with an average of 13°C (56°F). Despite being one of the wetter months with 102 mm (4.0 in) of precipitation over 13 days, the humidity level averages 82%, creating a humid yet mild atmosphere. In contrast, November experiences colder temperatures, with a minimum of -14°C (6°F) and a maximum of 22°C (71°F), leading to a significantly lower average temperature of just 3°C (37°F). Precipitation is slightly less at 92 mm (3.6 in) over 14 days, and the humidity rises to an average of 88%, contributing to a much chillier and damp feel. For more detailed information, you can check out Stratford weather in November.

May and December present starkly contrasting weather conditions. In May, temperatures vary significantly, with lows around -5°C (24°F) and highs reaching up to 31°C (88°F), making it a much milder month overall with an average of 13°C (56°F). The humidity sits at 82%, and while there are 13 days of precipitation totaling 102 mm (4.0 in), it still feels more pleasant compared to the chill of December.

In December, temperatures drop considerably, with lows plunging to -24°C (-11°F) and an average temperature of -1°C (30°F), peaking at only 15°C (60°F). The month sees slightly less precipitation at 76 mm (3.0 in) over 14 days, but the humidity increases to 87%, contributing to a damp, cold atmosphere. For more details about December weather conditions, visit Stratford weather in December.

Compare Stratford's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Stratford

As May arrives in Stratford, the transition from the chill of winter to the warmth of summer becomes evident. Daytime temperatures can soar to a pleasant 31°C while evenings remain refreshingly cool, averaging around 13°C. This month stands out not just for its warm days but also for an increase in precipitation, with about half of the days seeing some rain, contributing to the region's high humidity levels of 82%. In contrast to the harsher cold of preceding months, May offers a unique blend of warmth and moisture, making it a delightful time for nature to bloom. To delve deeper into what to expect throughout the year, visit Stratford Climate.