May Weather in Falmouth, United Kingdom

Last updated: March 17, 2025

In Falmouth, United Kingdom, May brings a gentle transition into warmer weather, with maximum temperatures reaching up to 25°C (77°F), contrasted by cooler nights averaging around 12°C (55°F). The month is characterized by a minimum temperature of 2°C (36°F), marking the start of a more vibrant spring. However, residents should brace for a humid environment with an average humidity of 85% and 67 mm (2.6 in) of rainfall across 12 days, adding a refreshing touch to the blossoming landscape. Overall, May in Falmouth offers a delightful mix of warmth and coastal charm, perfect for enjoying the beauty of nature.

May Temperature in Falmouth

As spring transitions into summer, Falmouth experiences a noticeable warming trend in May. With minimum temperatures rising to 2°C (36°F) and average highs reaching 25°C (77°F), this month stands out as a delightful precursor to the warmer months ahead. The average temperature of 12°C (55°F) signifies a significant jump from the cooler temperatures of April, paving the way for pleasant outdoor activities. This shift is complemented by the blooming beauty of the landscape, making May a charming time to visit this coastal town. Whether basking in the sun or enjoying the fresh sea breeze, Falmouth in May offers a refreshing escape from the lingering chill of winter, truly marking the arrival of spring's full embrace.

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

The chart illustrates May temperature patterns in Falmouth, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec454647505460636259545048
Data source: Temperature data for Falmouth 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 Falmouth

In May, Falmouth experiences a moderate precipitation level, with 67 mm (2.6 in) of rain spread over approximately 12 days. This amount reflects a notable increase from the drier conditions of April, which saw only 49 mm (1.9 in), yet is less than the heavier rainfall often expected in the upcoming months. As the region transitions into June, it typically prepares for an uptick in rain, with the average spiking to 83 mm (3.3 in). Overall, May acts as a bridge, balancing between the milder dampness of spring and the lushness that summer rains will bring, marking a pivotal point in the year's precipitation pattern.

May Precipitation Trends in Falmouth

The chart displays monthly precipitation patterns in Falmouth, 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.
JanFebMarAprMayJunJulAugSepOctNovDec59767949678368596010283102
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

May Humidity in Falmouth

As spring gives way to summer in Falmouth, United Kingdom, May sees a notable increase in humidity, reaching 85%. This slight uptick from the previous months signals the onset of the wetter season. Consistent with the overall trend from January through April, which hover around 81% to 84%, May's humidity indicates a gradual rise that continues into June and July, where it peaks at 87%. This pattern not only highlights Falmouth's maritime climate but also prepares residents and visitors alike for the lush greenery that thrives in the warmer, more humid months ahead.

May Average Humidity in Falmouth

This chart illustrates the average monthly humidity levels in Falmouth, 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.
JanFebMarAprMayJunJulAugSepOctNovDec81%84%83%84%85%86%87%86%85%85%82%80%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Falmouth

As we transition into May, the UV Index in Falmouth, United Kingdom, reaches 7, marking a significant uptick in sun intensity compared to the earlier months of the year. This places the exposure category at high, with a burn time of just 25 minutes for unprotected skin. Following a steady climb from a low index of 2 in January and February to a moderate level of 4 in March and high of 6 in April, May signals the onset of stronger sun exposure that continues into the summer months. As the UV Index peaks at 9 in June, it’s crucial to remain vigilant and protect yourself from harmful rays. For more detailed information, check out the complete Falmouth UV Index.

Maximum UV Index Levels in Falmouth for May

The chart shows the monthly maximum UV Index (UVI) for Falmouth 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.
JanFebMarAprMayJunJulAugSepOctNovDec224679876421
Data source: Falmouth 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 Falmouth

As May arrives in Falmouth, the brightness begins to reach its zenith, bringing with it an impressive 410 hours of sunshine. This marks a significant leap from the earlier months, showcasing a consistent upward trend as the year progresses. Following the gradual increase from 355 hours in April, May's sunshine hours are closely rivaled by June's 409 hours, highlighting the peak of the spring and early summer. This seasonal surge is a delightful contrast to the winter months, which see a stark decline in sunlight, with January only mustering 96 hours. As summer unfolds, the sunlight in Falmouth continues to linger, with July recording the highest at 427 hours. The data paints a vibrant picture of Falmouth's changing skies, where each month ushers in more light and warmth, making May a truly radiant time of year.

Monthly Sunshine Duration in Falmouth: May Highlighted

The May sunshine duration represents the total number of hours Falmouth 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.
JanFebMarAprMayJunJulAugSepOctNovDec96h159h238h355h410h409h427h391h329h261h154h119h
Data source: Falmouth May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Falmouth During May

As spring unfolds, the likelihood of sunny weather in Falmouth, United Kingdom, shows promising signs. In May, the chance of sunshine is 35%, which, while lower than the peak in April at 51%, still reflects a favorable trend compared to the preceding months. The dip from April may suggest a transition as the region prepares for the warmer months, yet it remains significantly higher when contrasted with the gloomier winter months—January and February, with respective chances of 26% and 24%. As summer approaches, the patterns indicate a fluctuating potential for sunny days, with June and July hovering around 27% and 36%, respectively. Overall, May stands as a delightful time in Falmouth, where the chances of basking in sunshine encourage outdoor adventures and seaside escapes.

Percentage of Sunny Days in May in Falmouth

The chart illustrates the percentage of sunny days in Falmouth 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 Falmouth experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec26%24%32%51%35%27%37%28%31%27%22%18%
Data source: Falmouth May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Falmouth in May

In Falmouth, United Kingdom, the shift in daylight duration throughout the year beautifully marks the transition from winter's gloom to summer's radiance. January starts with a modest 8 hours of daylight, but as spring approaches, the days lengthen significantly, reaching 13 hours by April. This upward trajectory continues into May, where the sun graces the skies for an impressive 15 hours a day, heralding the warmth of summer. As June peaks at 16 hours, the energy of long, sunlit days can be felt, though July and August see a gentle decline back to 15 and 14 hours, respectively. By autumn, daylight ebbs once more, descending to 12 hours in September and tapering back to 9 hours by November, before the cycle resets in December. This rhythmic pattern not only influences the natural world but also enriches the lives of Falmouth's residents, inviting them to soak in the vibrant light as the year unfolds.

Average Daylight Hours in Falmouth for May

The chart illustrates the variation in daylight duration in Falmouth throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 35m10h 4m11h 55m13h 49m15h 27m16h 18m15h 51m14h 22m12h 33m10h 40m9h8h 6m
Data source: Falmouth daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Falmouth

In May, Falmouth experiences an average wind speed of 5.5 m/s (12 mph), marking a slight uptick from the calmer breezes of April, which recorded only 4.3 m/s (10 mph). This modest increase sets the tone for the beginning of late spring, blending perfectly with the blossoming scenery. Notably, May's winds are a continuation of a trend seen in the early months, where February's peak of 6.6 m/s (15 mph) heralded the stronger gusts of the year. As the summer approaches, wind conditions gradually soften, with June witnessing a dip to 3.8 m/s (8 mph). Overall, May offers a refreshing balance—just breezy enough to invigorate outdoor activities while hinting at the gentler winds of the coming summer months.

Average May Wind Speed in Falmouth

The chart displays monthly wind speed patterns in Falmouth, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.26.65.34.35.5 m/s3.84.24.34.05.14.46.4
Data source: Falmouth May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Falmouth Compares to Other Months

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

May and January present contrasting weather conditions in Falmouth. In May, temperatures range from a minimum of 2°C (36°F) to a pleasant maximum of 25°C (77°F), with an average temperature of 12°C (55°F). The month sees an increase in rainfall, totaling 67 mm (2.6 in) across approximately 12 days, and boasts a higher humidity of 85%. In stark contrast, January experiences cooler temperatures, with a minimum of -2°C (29°F) and a maximum of 14°C (58°F), averaging around 7°C (45°F). Rainfall is slightly less at 59 mm (2.3 in) over 11 days, and humidity remains relatively lower at 81%. For a more detailed look at January's conditions, you can check Falmouth weather in January.

In comparing the weather between May and February, it's clear that May is significantly warmer, with average temperatures ranging from a chilly 2°C (36°F) to a pleasant 25°C (77°F), while February's temperatures are notably lower, averaging between -3°C (26°F) and 15°C (60°F). Precipitation levels are fairly close, with May receiving about 67 mm (2.6 in) over 12 days and February slightly wetter at 75 mm (3.0 in) over 14 days. Both months experience high humidity levels, but May's 85% slightly edges out February's 84%. For a more detailed look at February weather, you can check out Falmouth weather in February.

In comparing the weather between March and May, a notable difference is evident in the temperatures. May, with a minimum of 2°C and an average of 12°C, is significantly warmer than March, which experiences lows of -5°C and an average of 8°C. The maximum temperatures in May can reach up to 25°C, while March peaks at 17°C. Additionally, May sees slightly less precipitation at 67 mm over 12 days compared to March's 79 mm over 15 days, indicating that while May is warmer, it also has more dry days. Humidity levels are relatively comparable, standing at 85% in May and 83% in March. For more specific insights on March weather, you can refer to this link: Falmouth weather in March.

May generally experiences milder and warmer weather compared to April. The average temperature in May is 12°C (55°F), with a minimum of 2°C (36°F) and a maximum of 25°C (77°F), while April offers a cooler average of 10°C (50°F), ranging from a minimum of 0°C (32°F) to a maximum of 22°C (72°F). Precipitation increases slightly in May, totaling 67 mm (2.6 in) over 12 days, compared to April's 49 mm (1.9 in) over 8 days. Humidity remains similar, with May at 85% and April at 84%. For a detailed look at the weather during this time, check out Falmouth weather in April.

In comparing the weather in May and June, there are notable differences in temperature and precipitation. May typically sees a minimum temperature of 2°C (36°F) and an average of 12°C (55°F), while June offers a warmer minimum of 7°C (45°F) and an average of 15°C (60°F). The maximum temperatures also rise significantly from 25°C (77°F) in May to 30°C (86°F) in June, reflecting a transition into summer warmth.

In terms of precipitation, June experiences slightly more rainfall with 83 mm (3.3 in) over 13 days compared to May's 67 mm (2.6 in) across 12 days. Humidity remains relatively high in both months, with June's level just edging out May at 86%. For a detailed look at June weather specifics, check out Falmouth weather in June.

May and July present distinct differences in weather patterns. In May, temperatures range from a cool minimum of 2°C (36°F) to a comfortable maximum of 25°C (77°F), with an average around 12°C (55°F). The month experiences 67 mm (2.6 in) of precipitation over 12 days, coupled with high humidity at 85%. In contrast, July sees a warmer climate with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 28°C (83°F) and an average of 17°C (63°F). The precipitation is slightly higher at 68 mm (2.7 in) spread over 11 days, while humidity remains relatively stable at 87%. For more detailed insights into July's conditions, check out Falmouth weather in July.

In comparing the weather between May and August, we see notable differences and similarities. May experiences a broader range in temperatures, with a minimum of 2°C (36°F) to a maximum of 25°C (77°F), leading to an average of 12°C (55°F). In contrast, August is generally warmer, with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 26°C (79°F), and an average of 17°C (62°F). Precipitation levels are somewhat similar, with May receiving 67 mm (2.6 in) over 12 days, while August has slightly less at 59 mm (2.3 in) over 13 days. Both months maintain high humidity, with May at 85% and August slightly higher at 86%. For more specific insights into August weather, you can check Falmouth weather in August.

May and September offer a delightful transition from spring to autumn, each showcasing unique weather characteristics. In May, temperatures range from a cool minimum of 2°C (36°F) to a pleasant maximum of 25°C (77°F), with an average of 12°C (55°F). The month experiences around 67 mm (2.6 in) of precipitation over about 12 days, contributing to the lushness of late spring, and the humidity remains high at 85%.

In contrast, September sees slightly warmer and more stable temperatures, with lows of 6°C (43°F) and highs reaching 27°C (81°F), resulting in an average of 15°C (59°F). Although it is a bit drier with 60 mm (2.3 in) of precipitation over approximately 10 days, the humidity remains at 85%, similar to May. For an in-depth look at September's weather, check out Falmouth weather in September.

May and October exhibit distinct weather patterns, reflecting the transition from spring to fall. In May, temperatures range from a minimum of 2°C (36°F) to a pleasant maximum of 25°C (77°F), with an average of 12°C (55°F) and relatively moderate precipitation of 67 mm (2.6 in) over about 12 days. The humidity remains consistently high at 85%. In contrast, October sees temperatures drop slightly, with a minimum of 0°C (32°F) and a maximum of 20°C (68°F), yet still retaining an average of 12°C (55°F). The month also experiences increased rainfall, totaling 102 mm (4.0 in) across 13 days, while maintaining the same humidity level of 85%. For more information, check out Falmouth weather in October.

In comparing the weather between May and November, May experiences a wider range of temperatures, with minimums around 2°C (36°F) and maximums peaking at 25°C (77°F), resulting in an average of 12°C (55°F). This month also has relatively high humidity at 85% and receives about 67 mm (2.6 inches) of precipitation over approximately 12 days. In contrast, November's temperatures are cooler, with a minimum of 1°C (34°F) and a maximum of 16°C (61°F), leading to a lower average of 10°C (50°F). November also sees increased rainfall, averaging 83 mm (3.3 inches) across about 14 days, though the humidity is slightly lower at 82%. For more details on weather specifics, you can visit Falmouth weather in November.

May and December present contrasting weather patterns, reflecting the transition from spring to winter. In May, temperatures range from a minimum of 2°C (36°F) to a maximum of 25°C (77°F), with an average of 12°C (55°F). The month sees relatively low precipitation at 67 mm (2.6 in) over about 12 days, accompanied by high humidity levels of 85%. In contrast, December is cooler overall, with temperatures ranging from 0°C (33°F) to 14°C (58°F) and an average of 9°C (48°F). This month experiences more rainfall, totaling 102 mm (4.0 in) across 17 days, while humidity slightly decreases to 80%. For a detailed look at weather conditions in December, check out Falmouth weather in December.

Compare Falmouth's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Falmouth

In May, Falmouth experiences a delightful transition from the coolness of spring to the warmth of summer. With temperatures reaching a pleasant maximum of 25°C (77°F) and an average around 12°C (55°F), it's a month that offers a refreshing change, albeit still with a few cool days where temperatures dip to a minimum of 2°C (36°F). Precipitation remains moderate, with rain gracing the area on about 12 days, but overall, the month enjoys higher humidity levels, typically around 85%. This blend of conditions sets May apart as a lively time of year, making it ideal for exploring the stunning coastal scenery. For a deeper dive into Falmouth's climate patterns, be sure to check out Falmouth Climate.