May Weather in Halifax, United Kingdom

Last updated: March 17, 2025

May in Halifax, United Kingdom presents a vibrant tapestry of weather, with maximum temperatures reaching a pleasant 25°C (77°F) and an average hovering around a cool 11°C (52°F). As spring unfolds, residents and visitors may experience a few crisp mornings, with minimum temperatures dipping to -1°C (30°F). This month sees an average precipitation of 66 mm (2.6 in) spread over 13 days, contributing to a humidity level of 80% that enhances the lush greenness of the landscape. Whether basking in the daytime warmth or enjoying the fresh, crisp air, May in Halifax offers a delightful experience for all.

May Temperature in Halifax

May in Halifax, United Kingdom, brings a noticeable warming trend following the chill of spring, with temperatures ranging from a minimum of -1°C (30°F) to a pleasant maximum of 25°C (77°F). The average temperature climbs to a comfortable 11°C (52°F), marking a significant rise compared to the cooler months prior. As nature awakens, residents and visitors alike can enjoy the mild weather, with longer days inviting outdoor activities. The transition to warmer days in May sets the stage for the summer months ahead, as the landscape bursts into life, making it an ideal time to explore the beauty of Halifax.

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

The chart illustrates May temperature patterns in Halifax, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec394042465257605955504441
Data source: Temperature data for Halifax 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 Halifax

In May, Halifax experiences a moderate precipitation total of 66 mm (2.6 in), which falls right in line with the previous month’s lighter rains. With 13 days of rainfall, May provides a refreshing transition into late spring, marking a notable increase from the drier April, which only saw 44 mm (1.7 in) over 8 days. This uptick showcases a gradual buildup in moisture leading into the summer months, where precipitation tends to rise. Interestingly, the trend continues as June and July exhibit notably higher totals, emphasizing a seasonal shift. Thus, while May may not be the wettest month of the year, it sets the stage for the summer showers that follow.

May Precipitation Trends in Halifax

The chart displays monthly precipitation patterns in Halifax, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6593924466869493791027492
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in Halifax

As May rolls into Halifax, UK, residents experience a welcome drop in humidity to 80%, making it a pleasant respite before the summer heat settles in. This slight decrease marks a continued trend of waning moisture levels from the winter months, where January begins with a high of 90%. The humidity gradually declines in the ensuing months, peaking again in the fall as the year progresses, with humidity levels rising back to 85% in September. Overall, May serves as a transitional month that teases the warmer, drier days of summer while maintaining a hint of the cool, moist air from spring.

May Average Humidity in Halifax

This chart illustrates the average monthly humidity levels in Halifax, 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%88%86%84%80%81%76%77%85%90%92%90%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Halifax

As spring gives way to summer, May in Halifax, United Kingdom marks a notable shift in the UV Index, soaring to a high level of 7. This increase indicates that sun safety becomes increasingly important, as the burn time decreases to just 25 minutes for fair-skinned individuals. Compared to earlier months, where the UV Index hovered between 1 and 5, May signals a time to embrace sun protection measures more diligently. With summer just around the corner, residents and visitors alike should take heed of the rising UV levels to ensure enjoyable and safe outdoor experiences. For more in-depth information on the UV trends throughout the year, visit Halifax UV Index.

Maximum UV Index Levels in Halifax for May

The chart shows the monthly maximum UV Index (UVI) for Halifax 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Halifax 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 Halifax

As May unfolds in Halifax, the town basks in an impressive 383 hours of sunshine—the highest for the year, signifying a delightful transition into summer. This surge follows the gradual increase from 310 hours in April, showcasing a promising trend of growing daylight. The sunny spell carries on into June, though it dips slightly to 348 hours, while July shines the brightest with 387 hours of golden rays. The overall pattern underscores a vibrant summer, where longer days are complemented by an initial splash of sunshine in spring, leading to a warm embrace of sunny outdoor moments throughout the warmer months. As the year progresses, daylight diminishes, with October trailing off to 221 hours, reminding us of the fleeting nature of summer's brilliance.

Monthly Sunshine Duration in Halifax: May Highlighted

The May sunshine duration represents the total number of hours Halifax 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.
JanFebMarAprMayJunJulAugSepOctNovDec77h140h199h310h383h348h387h353h280h221h112h92h
Data source: Halifax May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Halifax During May

In Halifax, United Kingdom, the likelihood of sunny weather in May stands at 28%, marking a slight dip from the more promising 47% seen in April. This trend suggests that while spring transitions into early summer, May often experiences inconsistent sunny spells. After April's peak, sunshine chances fluctuate again, with June at 25%, indicating a trend of variability as the season progresses. Looking back, January through April shows a general upward trajectory, from a mere 17% in January to the encouraging 47% in April. However, as May arrives, the sunshine likelihood experiences a subtle decline, hinting that the maritime climate of Halifax is as unpredictable as it is beautiful.

Percentage of Sunny Days in May in Halifax

The chart illustrates the percentage of sunny days in Halifax 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 Halifax experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec17%23%22%48%28%26%32%21%23%20%27%15%
Data source: Halifax May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Halifax in May

As spring blooms into May in Halifax, daylight duration reaches an invigorating 15 hours, marking a significant transition from the shorter days of winter. Following a consistent increase from 8 hours in January to 14 hours in April, May continues this trend, providing residents with longer evenings full of potential and opportunity. This increase in daylight not only enhances outdoor activities but also lifts spirits, creating a vibrant atmosphere that seamlessly flows into the peak summer months of June and July, where daylight extends to 16 hours. As summer wanes, the gradual decline in daylight begins, reminding us of the seasonal cycles that define Halifax’s unique charm.

Average Daylight Hours in Halifax for May

The chart illustrates the variation in daylight duration in Halifax throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 4m9h 48m11h 54m14h 3m15h 57m16h 57m16h 25m14h 42m12h 37m10h 29m8h 33m7h 31m
Data source: Halifax daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Halifax

In May, Halifax experiences a gentle breeze with an average wind speed of 3.6 m/s (8 mph), signifying a slight uptick from the calmer April winds, which hovered at 3.2 m/s (7 mph). This month marks the beginning of a transition towards slightly more invigorating gusts, as June follows closely with similar wind conditions. Notably, as spring transforms into summer, wind speeds in Halifax tend to fluctuate, but May's milder breeze offers a refreshing atmosphere, often pleasing for outdoor activities. As we move through the year, it's clear that wind speeds generally soften during the peak of summer, peaking again later in the autumn, making spring a uniquely balanced time for wind enthusiasts and casual wanderers alike.

Average May Wind Speed in Halifax

The chart displays monthly wind speed patterns in Halifax, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.44.94.83.23.6 m/s3.32.83.63.65.14.84.3
Data source: Halifax May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Halifax Compares to Other Months

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

May weather presents a more temperate and vibrant experience compared to the chill of January. With an average temperature of 11°C (52°F) and maximums reaching up to 25°C (77°F), May is undeniably warmer, while January struggles with an average of just 4°C (39°F) and a maximum of 13°C (56°F). Both months receive similar precipitation levels, around 65-66 mm (2.6 in), but May often experiences rain on 13 days compared to January's 11 days. Additionally, humidity is slightly lower in May at 80%, compared to a more humid 90% in January, further emphasizing the differences in comfort between these two months. For a more detailed look at January weather, visit Halifax weather in January.

May and February showcase distinct weather profiles, highlighting the transition from late winter to early spring. In May, temperatures rise significantly, with a minimum of -1°C and an average of 11°C, reaching a maximum of 25°C. The month experiences about 66 mm of precipitation over 13 days, accompanied by a humidity level of 80%. In contrast, February records cooler temperatures, with a minimum of -6°C, an average of 5°C, and a maximum of 17°C. Precipitation is higher at 93 mm, occurring over 16 days, and humidity peaks at 88%. This comparison underscores the warming trend and increased activity typical of May compared to February. For more detailed information, you can visit Halifax weather in February.

In comparing the weather between March and May, it’s evident that May tends to be significantly warmer, with average temperatures ranging from a chilly 1°C (30°F) to a pleasant 25°C (77°F), while March shows lower temperatures, with a minimum of -7°C (20°F) and a maximum of 18°C (65°F). Although May has slightly less precipitation at 66 mm (2.6 in) and fewer rainy days (13) compared to March's 92 mm (3.6 in) over 15 days, the humidity levels are somewhat comparable, with May at 80% and March slightly higher at 86%. For more details, you can check Halifax weather in March.

When comparing the weather in May and April, May generally offers milder temperatures, with an average of 11°C (52°F) compared to April's 8°C (46°F). The minimum and maximum temperatures in May range from -1°C (30°F) to 25°C (77°F), whereas April sees a slightly cooler minimum of -3°C (26°F) and a maximum of 23°C (73°F). Additionally, May experiences more precipitation, totaling 66 mm (2.6 in) over 13 days, in contrast to April's 44 mm (1.7 in) over 8 days. Humidity also remains high in both months, but is slightly lower in May at 80% compared to April's 84%. For more detailed insights, you can check Halifax weather in April.

In comparing the weather between May and June, we see a gradual warming trend. May features a minimum temperature of -1°C (30°F) and an average of 11°C (52°F), while June starts at a higher minimum of 5°C (41°F) and boasts an average of 14°C (57°F). Both months experience similar levels of precipitation, with May receiving 66 mm (2.6 in) and June slightly wetter at 86 mm (3.4 in), both spread over 13 days. Humidity remains relatively consistent, at 80% in May and rising just slightly to 81% in June. For more detailed information about June weather, you can check out Halifax weather in June.

May and July present contrasting weather patterns. In May, temperatures range from a chilly minimum of -1°C (30°F) to a pleasant maximum of 25°C (77°F), with an average of 11°C (52°F). The month sees about 66 mm (2.6 in) of precipitation over 13 days, accompanied by high humidity at 80%. In contrast, July warms up considerably, featuring a minimum of 6°C (43°F) and a maximum of 33°C (91°F), with an average temperature of 16°C (61°F). The precipitation increases slightly to 94 mm (3.7 in) over 14 days, reflecting a decrease in humidity to 76%. For a more detailed look at July weather, refer to Halifax weather in July.

In May, temperatures in Halifax range from a low of -1°C (30°F) to a high of 25°C (77°F), with an average temperature of 11°C (52°F). The month sees moderate precipitation, with 66 mm (2.6 in) falling over 13 days and humidity levels at 80%. In contrast, August experiences milder temperatures, with minimums of 7°C (45°F), average temperatures of 15°C (60°F), and maximums reaching up to 30°C (86°F). Precipitation is slightly higher at 93 mm (3.7 in), occurring over 17 days, while humidity is a bit lower at 77%. For more detailed information, you can check Halifax weather in August.

May and September display distinct weather patterns, each with its own qualities. In May, temperatures range from a chilly low of -1°C (30°F) to a pleasant high of 25°C (77°F), with an average of 11°C (52°F). Precipitation is moderate, totaling 66 mm (2.6 in) over 13 days and the humidity hovers around 80%.

In contrast, September tends to be slightly warmer, with temperatures ranging from a minimum of 3°C (37°F) to a maximum of 27°C (80°F) and an average of 13°C (55°F). It experiences a bit more rain, totaling 79 mm (3.1 in) over 12 days, and humidity rises to 85%. Overall, while both months are characterized by fluctuating temperatures and varying precipitation, September edges out May in warmth and humidity. For more details about the typical weather, you can refer to Halifax weather in September.

When comparing the weather in May and October, there are notable differences in both temperature and precipitation. In May, temperatures range from a minimum of -1°C (30°F) to a pleasant average of 11°C (52°F), reaching a maximum of 25°C (77°F). The month sees approximately 66 mm (2.6 in) of precipitation over 13 days with humidity around 80%. In contrast, October experiences slightly cooler temperatures, with an average of 10°C (50°F) and maximums reaching only 21°C (70°F). Additionally, it is wetter, with 102 mm (4.0 in) of precipitation over 16 days and a higher humidity level of 90%. For a more detailed look at October's weather, visit Halifax weather in October.

May and November present contrasting weather conditions. In May, temperatures range from a minimum of -1°C (30°F) to a pleasant maximum of 25°C (77°F), with an average of 11°C (52°F). The month experiences moderate precipitation, totaling 66 mm (2.6 in) over about 13 days, with humidity around 80%. In contrast, November is notably cooler, with temperatures dipping to a minimum of -5°C (23°F) and reaching a maximum of 16°C (61°F). The average temperature drops to 7°C (44°F), and the month sees slightly higher precipitation at 74 mm (2.9 in) over 15 days, along with increased humidity levels at 92%. For more detailed insights into November weather, you can check Halifax weather in November.

May and December present quite different weather patterns. In May, temperatures range from a chilly minimum of -1°C (30°F) to a pleasant maximum of 25°C (77°F), with an average of 11°C (52°F). This month sees about 66 mm (2.6 in) of precipitation over approximately 13 days, and the humidity is relatively moderate at 80%. In contrast, December experiences colder conditions, with a minimum of -4°C (24°F) and a maximum of only 13°C (55°F), averaging just 5°C (41°F). Precipitation increases to 92 mm (3.6 in) over 15 days, and humidity rises to 90%. For more detailed insights into December weather in this region, you can check Halifax weather in December.

Compare Halifax's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Halifax

As May arrives in Halifax, it brings a delightful transition from the chill of winter to more temperate conditions, distinguishing itself from the colder months. Temperatures begin to rise, with an average around 11°C, offering a refreshing change that invites outdoor activities. However, it's essential to prepare for rain, as this month sees an increase in precipitation days, adding a touch of unpredictability to your plans. The humidity levels hover around 80%, creating a muggy ambiance that contrasts with the crisp air of earlier months. Overall, May serves as a vibrant precursor to summer, making it an exciting time to experience the beauty of Halifax. For more details, you can explore the full weather patterns in our guide to Halifax Climate.