May Weather in Southall, United Kingdom

Last updated: March 17, 2025

In Southall, United Kingdom, May weather presents a captivating transition into warmer months, with maximum temperatures reaching 25°C (78°F) and an average of 13°C (55°F). Nights can still be cool, dipping to a minimum of 1°C (35°F). This month experiences a notable precipitation amount of 62 mm (2.5 in), spread across 11 rainy days, contributing to the region's lush greenery. With humidity levels hovering around 79%, May often feels balmy, creating an invigorating atmosphere for outdoor activities and exploration.

May Temperature in Southall

As spring gives way to summer in Southall, United Kingdom, May showcases a delightful transition in temperatures. With a minimum of 1°C (35°F) and a comfortable average of 13°C (55°F), the month offers a refreshing warmth that begins to hint at the summer ahead. The maximum temperature can rise to 25°C (78°F), providing ample opportunity for outdoor activities and enjoying the blooming scenery. Compared to the cooler months preceding it, May marks a significant upward trend in temperatures, establishing a pleasant and inviting atmosphere perfect for exploring the vibrant charm of Southall.

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

The chart illustrates May temperature patterns in Southall, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec414345495562656459534643
Data source: Temperature data for Southall generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Southall

May in Southall, United Kingdom, marks a noticeable uptick in precipitation, with 62 mm (2.5 in) of rain falling over 11 days. This increase reflects the transition into late spring, where the lush greenery begins to flourish, fueled by more frequent showers compared to the drier month of April, which saw only 33 mm (1.3 in). As the region braces for summer, May's rainfall is characteristic of the gradual rise in precipitation levels, peaking in June at 77 mm (3.0 in). Interestingly, the number of rain-soaked days remains consistent with earlier months, suggesting that while rainfall may be more substantial, the volume is spread across a similar number of days. As Southall prepares for the warmer months ahead, the rejuvenating effects of May's rainfall are evident, setting the stage for lush landscapes.

May Precipitation Trends in Southall

The chart displays monthly precipitation patterns in Southall, 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.
JanFebMarAprMayJunJulAugSepOctNovDec545354336277647045845284
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Southall

As spring gives way to summer in Southall, United Kingdom, May sees a noticeable drop in humidity, settling at 79%. This decline marks a significant shift from the dampness of the winter months, which peak at a steamy 91% in January, gradually easing through April. The transition into May suggests a welcome relief from the heaviness of the early year, paving the way for more comfortable, drier conditions as summer approaches. Interestingly, humidity begins to rise again in June and July, reminding us of the UK’s typically unpredictable weather. Overall, May serves as a refreshing midpoint, striking a balance between the lingering moisture of spring and the warmer, sunnier days that lie ahead.

May Average Humidity in Southall

This chart illustrates the average monthly humidity levels in Southall, 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.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%85%79%81%71%76%82%91%92%92%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Southall

As spring transitions into summer, May in Southall, United Kingdom, marks a notable increase in the UV Index, reaching 7—a shift from the lower values seen from January to April. This rise places May in the high exposure category, with a reduced burn time of just 25 minutes. It's a significant jump from the moderate levels of March and April, where the UV Index hovered around 4 to 5. With the warmth and brightness of May, it's essential for residents and visitors alike to take precautions against overexposure to harmful UV rays. As you enjoy outdoor activities, remember to stay protected and informed. For more details, visit the Southall UV Index.

Maximum UV Index Levels in Southall for May

The chart shows the monthly maximum UV Index (UVI) for Southall 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578876421
Data source: Southall 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 Southall

In Southall, United Kingdom, May shines brightly as one of the sunniest months of the year, boasting an impressive 398 hours of sunshine. This marks a significant leap from the earlier months, where January to April slowly build up from a mere 98 hours to 319 hours. As spring transitions to summer, the sun seems to take center stage, with June and July slightly trailing at 389 and 404 hours, respectively. The trend indicates a delightful increase in sunshine hours as the year progresses, peaking in the heart of summer before gradually tapering off in August and beyond. With an average of 300 hours from September onward, Southall continues to enjoy a balanced mix of sunny days, making May a vibrant highlight in the region's annual weather calendar.

Monthly Sunshine Duration in Southall: May Highlighted

The May sunshine duration represents the total number of hours Southall 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.
JanFebMarAprMayJunJulAugSepOctNovDec98h148h210h319h398h389h404h368h300h241h144h109h
Data source: Southall May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Southall During May

In Southall, United Kingdom, May presents a mixed bag for sunny weather, with a 33% chance of sunshine. While this figure is a notable decrease from the 49% seen in April, it still offers a brighter outlook compared to the earlier months, where the chances lingered around the low twenties. As spring transitions into early summer, the likelihood of sun sets the stage for potential outdoor activities, even as the odds of overcast skies hover nearby. Notably, May's sun probability stands out as relatively optimistic when juxtaposed with the summer months, particularly June and July, which see a slight dip to 28% and 38%, respectively. Overall, while May may not promise unending sunshine, it certainly signals the approach of sunnier days ahead.

Percentage of Sunny Days in May in Southall

The chart illustrates the percentage of sunny days in Southall 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 Southall experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec19%25%29%49%33%28%38%25%29%25%32%17%
Data source: Southall May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Southall in May

As spring transitions into summer, Southall experiences a notable increase in daylight duration, peaking at 16 hours in both June and July. The month of May heralds a vibrant shift, showcasing a delightful 15 hours of daylight that invites longer outdoor activities and a sense of rejuvenation. Following this upward trend, April already provides a generous 13 hours, paving the way for the sun-filled days ahead. Conversely, the year begins with more subdued daylight, starting at just 8 hours in January, gradually increasing as the seasons change. By the end of summer, daylight hours begin to wane again, creating a gentle decline through the autumn months, reminding us of the cyclical nature of light in Southall. This rhythm not only marks the passage of time but also reflects the shifting energies of nature throughout the year.

Average Daylight Hours in Southall for May

The chart illustrates the variation in daylight duration in Southall throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 23m9h 58m11h 55m13h 54m15h 38m16h 32m16h 3m14h 30m12h 35m10h 36m8h 50m7h 53m
Data source: Southall daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Southall

In Southall, the month of May experiences a wind speed averaging 4.2 m/s (9 mph), mirroring the wind patterns of both January and March. This consistency suggests a transitional period where spring’s gentle breezes prepare for the approaching summer months. Following a notable decline in April, where the wind hovered at 3.5 m/s (8 mph), May rejuvenates the atmosphere, restoring the breezy charm typical of early spring. As the year progresses into the hotter months, the wind speeds tend to dip, reaching their lowest in June and July. This fluctuation indicates that while May aligns with earlier spring conditions, a calm and warm summer awaits, characterized by softer breezes throughout the season.

Average May Wind Speed in Southall

The chart displays monthly wind speed patterns in Southall, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.24.74.43.54.2 m/s3.13.33.83.34.43.84.4
Data source: Southall May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Southall Compares to Other Months

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

May and January present stark contrasts in weather. In May, temperatures range from a minimum of 1°C (35°F) to a pleasant average of 13°C (55°F), peaking at a maximum of 25°C (78°F). The month experiences moderate rainfall, totaling 62 mm (2.5 in) over about 11 days, with humidity averaging around 79%. In contrast, January is much colder, with temperatures dipping to a minimum of -5°C (24°F) and only reaching an average of 5°C (41°F), while the maximum temperature is a mere 14°C (58°F). Rainfall is slightly less at 54 mm (2.1 in) across 10 days, and humidity levels are higher at 91%, giving January a much colder and damper feel compared to the mild spring weather of May. For more specific information, you can check Southall weather in January.

May weather is generally milder and more pleasant compared to February, with temperatures ranging from a minimum of 1°C (35°F) to a maximum of 25°C (78°F) and an average of 13°C (55°F). It's also relatively drier in May, with 62 mm (2.5 in) of precipitation over 11 days, while February experiences colder conditions with temperatures ranging from -5°C (23°F) to a maximum of 18°C (65°F) and an average of 6°C (43°F). February also sees slightly less precipitation at 53 mm (2.1 in) but higher humidity levels at 89%, compared to May's 79%. For a more detailed look at February's weather, you can visit Southall weather in February.

May and March present contrasting weather conditions, reflecting the transition into warmer spring. In May, temperatures range from a minimum of 1°C (35°F) to a pleasant average of 13°C (55°F), peaking at 25°C (78°F). The month experiences about 62 mm (2.5 in) of rainfall over approximately 11 days, with humidity at 79%. In contrast, March sees cooler temperatures, with a minimum of -5°C (23°F) and an average of 7°C (46°F), reaching a maximum of 22°C (71°F). While precipitation is slightly less at 54 mm (2.1 in), it is experienced over 13 days, and the humidity is higher at 86%. This comparison highlights the warming trend as spring progresses, making May generally more pleasant than March. For more details on the weather in March, visit Southall weather in March.

In comparing the weather between April and May, we can observe a noticeable warming trend. In April, temperatures ranged from a minimum of -2°C (29°F) to a maximum of 26°C (80°F), with an average of 10°C (49°F). Conversely, May saw a minimum temperature of 1°C (35°F) and an average of 13°C (55°F), reaching up to 25°C (78°F). April experienced slightly less precipitation at 33 mm (1.3 in) over 8 days, while May had 62 mm (2.5 in) over 11 days, indicating that May tends to be wetter. Additionally, humidity levels in April were slightly higher at 85% compared to May's 79%. For a detailed look at April's weather specifics, visit Southall weather in April.

May and June present a noticeable shift in weather conditions. In May, temperatures range from a chilly minimum of 1°C (35°F) to a pleasant maximum of 25°C (78°F), with an average of 13°C (55°F). The month experiences 62 mm (2.5 in) of precipitation over 11 days, accompanied by a humidity level of 79%. In contrast, June sees warmer temperatures, with a minimum of 7°C (45°F) and a maximum soaring to 31°C (89°F), averaging 16°C (62°F). Although it brings slightly more precipitation at 77 mm (3.0 in) over just 9 days, humidity remains similar at 80%. For a detailed overview of June's weather, check out Southall weather in June.

In May, temperatures range from a chilly 1°C (35°F) at night to a comfortable maximum of 25°C (78°F) during the day, with an average temperature of 13°C (55°F). The month typically sees 62 mm (2.5 in) of precipitation spread across 11 days and experiences higher humidity levels at 79%. In contrast, July is significantly warmer, with temperatures starting at a minimum of 9°C (49°F) and peaking at a scorching 36°C (96°F), averaging around 18°C (65°F). Interestingly, July has a similar precipitation level of 64 mm (2.5 in) over 11 days but with lower humidity at 71%. For more details on July's weather, check out Southall weather in July.

May and August exhibit notable differences in weather patterns. May typically sees a minimum temperature of 1°C (35°F) and an average of 13°C (55°F), with maximums reaching up to 25°C (78°F). The month experiences around 62 mm (2.5 in) of precipitation spread over approximately 11 days, resulting in a relatively humid atmosphere at 79%. In contrast, August has a much warmer climate, with minimum temperatures starting at 8°C (47°F) and averaging 18°C (64°F), peaking at a high of 34°C (93°F). Precipitation increases slightly to 70 mm (2.7 in) over 12 days, and humidity remains lower at 76%. For more specifics about August weather, you can refer to Southall weather in August.

May and September exhibit distinct weather patterns that highlight the transition between spring and autumn. In May, temperatures range from a chilly 1°C (35°F) to a pleasant 25°C (78°F), with an average of 13°C (55°F) and a high humidity level of 79%. The month experiences about 62 mm (2.5 in) of precipitation over 11 days, making it relatively wet. In contrast, September sees slightly warmer conditions, with temperatures varying from a minimum of 4°C (39°F) to a maximum of 28°C (83°F), averaging at 15°C (59°F). This month has less precipitation, totaling around 45 mm (1.8 in) across 10 days, although humidity increases slightly to 82%. For more details, check out Southall weather in September.

May and October present distinct weather patterns, with May typically enjoying warmer temperatures and lower humidity. Average temperatures in May hover around 13°C (55°F), peaking at 25°C (78°F), while in October, the average drops slightly to 12°C (54°F) with a maximum of 22°C (73°F). Precipitation increases in October, with an average of 84 mm (3.3 in) over 12 days, compared to May's 62 mm (2.5 in) and 11 days of rain. Additionally, October boasts higher humidity levels at 90%, compared to May's 79%. For a more detailed look at the weather during this month, check out Southall weather in October.

May and November present contrasting weather experiences. In May, temperatures range from a mild 1°C (35°F) at night to a comfortable 25°C (78°F) during the day, with an average of 13°C (55°F). The month sees about 62 mm (2.5 in) of precipitation over 11 days, accompanied by a humidity level of 79%. In contrast, November brings cooler temperatures, with minimums dropping to -2°C (29°F) and maximums reaching only 16°C (62°F), resulting in an average of 8°C (47°F). Precipitation is slightly lower at 52 mm (2.0 in) over the same number of rainy days, but the humidity rises significantly to 92%. For more detailed insights on November conditions, check out Southall weather in November.

May and December present distinct seasonal contrasts in weather. In May, temperatures range from a minimum of 1°C (35°F) to a pleasant maximum of 25°C (78°F), with an average of 13°C (55°F). The month sees around 62 mm (2.5 in) of precipitation over approximately 11 days, and humidity levels are relatively comfortable at 79%. In contrast, December experiences much colder temperatures, with a minimum of -4°C (24°F) and a maximum of 14°C (58°F), averaging just 6°C (44°F). Precipitation increases to 84 mm (3.3 in) over about 13 days, accompanied by higher humidity levels at 92%. For a more detailed look at the December weather specifics, visit Southall weather in December.

Compare Southall's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Southall

May in Southall marks a vibrant transition into warmer weather, with temperatures beginning to rise and a refreshing atmosphere permeated by increased humidity. Unlike the chill of earlier months, May offers a pleasant average that nudges towards the balmy, albeit with a hint of unpredictability as rain graces about one-third of the days, keeping the landscape lush and vibrant. This month invites a unique blend of sunshine and showers, a contrast that makes it particularly engaging compared to the preceding spring months. For those interested in the climatic nuances of the region, more detailed information can be found at Southall Climate.