May Weather in Chepstow, United Kingdom

Last updated: March 17, 2025

In Chepstow, United Kingdom, May brings a delightful mix of springtime warmth and occasional showers. With a maximum temperature reaching 26°C (80°F) and an average of 12°C (54°F), residents and visitors can enjoy milder days perfect for outdoor activities. However, be prepared for cooler evenings, as temperatures can dip down to a minimum of 0°C (33°F). The month sees 73 mm (2.9 in) of precipitation spread over 12 days, contributing to an overall humidity level of 80%. Whether you're exploring the scenic landscapes or indulging in local festivities, May in Chepstow offers a refreshing blend of vibrant weather and natural beauty.

May Temperature in Chepstow

In May, Chepstow witnesses a delightful shift in temperatures as spring unfolds, bringing a welcoming warmth to the region. With a minimum of 0°C (33°F) and a maximum rising to 26°C (80°F), this month stands out with an average temperature of 12°C (54°F), marking a noticeable increase compared to the cooler preceding months. The transition from the chilly months of early spring is evident, as May offers the perfect opportunity to enjoy the outdoors, with beautiful blooms and longer daylight inviting residents and visitors alike to soak in the beauty of this vibrant season. As the temperatures gently climb, May holds the promise of summer just around the corner, making it an ideal time to explore the charming sights of Chepstow.

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

The chart illustrates May temperature patterns in Chepstow, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec414345495460646258534644
Data source: Temperature data for Chepstow 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 Chepstow

In May, precipitation in Chepstow, United Kingdom, amounts to 73 mm (2.9 in) over 12 days, reflecting a slight increase compared to April's 52 mm (2.0 in) with fewer rainy days. This pattern suggests that as spring transitions into summer, the region experiences a consistent, though moderate, level of rainfall that supports the lush greenery characteristic of this time of year. Notably, May's precipitation aligns closely with the trends seen in both March and June, reinforcing the notion of a reliable spring-time wet spell that precedes the drier summer months ahead.

May Precipitation Trends in Chepstow

The chart displays monthly precipitation patterns in Chepstow, 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.
JanFebMarAprMayJunJulAugSepOctNovDec546774527375637554987293
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Chepstow

In Chepstow, United Kingdom, May brings a noticeable shift in humidity levels, dipping to 80% compared to the wetter months preceding it. This decline from April's 84% marks the beginning of a trend toward lower humidity that continues into June, creating a more comfortable atmosphere for outdoor activities. The warmer summer months of July and August experience even lower humidity, at 70% and 73% respectively, offering a pleasant respite from the moisture-laden winter and early spring. This gradual decrease reflects the seasonal transition towards drier air, making May an appealing time to enjoy Chepstow's lush landscapes and scenic views before the humidity begins to rise again in the autumn months.

May Average Humidity in Chepstow

This chart illustrates the average monthly humidity levels in Chepstow, 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.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%86%84%80%80%70%73%79%89%90%89%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Chepstow

As spring blooms into summer, Chepstow's UV Index sees a notable increase in May, reaching 7, and placing it in the high exposure category. This marks a significant shift from the moderate levels experienced in March and April, where the index was 4 and 5, respectively. With a burn time of just 25 minutes, residents and visitors are urged to protect their skin more diligently as they venture outdoors. The transition hints at the summer's very high UV Index approaching in June, suggesting that May serves as a crucial reminder to stay sun-safe. For more detailed information, visit the Chepstow UV Index page.

Maximum UV Index Levels in Chepstow for May

The chart shows the monthly maximum UV Index (UVI) for Chepstow 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: Chepstow 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 Chepstow

May marks a significant turning point in Chepstow's sunshine journey, as it basks in an impressive 379 hours of sunlight—a vibrant increase from the 306 hours recorded in April. This trend of escalating daylight continues into the summer months, reaching a peak of 397 hours in July, enveloping the town in warm, golden rays. The steady rise from the dreariness of winter, which begins with a mere 86 hours in January, showcases a delightful transition toward brighter days. As summer fades into autumn, the sunshine begins to dwindle, yet even September maintains a respectable 281 hours, setting the stage for a cozily lit fall. Overall, the gradual accumulation of sunshine throughout the year paints an inviting picture of Chepstow, where the sun-drenched days of May herald the joy of the warmer months ahead.

Monthly Sunshine Duration in Chepstow: May Highlighted

The May sunshine duration represents the total number of hours Chepstow 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.
JanFebMarAprMayJunJulAugSepOctNovDec86h138h192h306h379h360h397h347h281h229h127h105h
Data source: Chepstow May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Chepstow During May

In Chepstow, the likelihood of sunny weather sees a notable shift as spring transitions into summer. April marks a significant increase with a 51% chance of sunshine, laying the groundwork for the warmer months ahead. However, this optimism takes a dip in May, where the chances of sunny days fall to 32%. This fluctuation serves as a reminder that while May can offer pleasant surprises, it's less reliable than the preceding month. As summer approaches, the sun's return is anticipated, though June and July show a similar pattern, each hovering around the 26% to 38% range. Ultimately, if you're hoping for consistent sunshine in May, it's best to prepare for a blend of clouds and clear skies.

Percentage of Sunny Days in May in Chepstow

The chart illustrates the percentage of sunny days in Chepstow 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 Chepstow experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec22%22%26%51%32%26%39%27%27%22%33%19%
Data source: Chepstow May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Chepstow in May

In Chepstow, United Kingdom, the transition into May marks a significant leap in daylight duration, with the region enjoying an impressive 15 hours of daylight. This increase continues the trend of lengthening days that begins in January, where daylight is a modest 8 hours, steadily rising throughout the spring months. By April, residents are already experiencing 13 hours of sunlight, setting the stage for May's brightness. Following May, daylight peaks in June with 16 hours, showcasing the culmination of spring's gradual ascent into the longer, sun-drenched days of summer. As the year progresses into the warmer months, Chepstow’s daylight hours reflect a rhythm of nature, offering both a vibrant atmosphere and an invitation to revel in the extended evening light.

Average Daylight Hours in Chepstow for May

The chart illustrates the variation in daylight duration in Chepstow throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 21m9h 57m11h 55m13h 55m15h 41m16h 36m16h 6m14h 31m12h 35m10h 35m8h 47m7h 50m
Data source: Chepstow daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Chepstow

In May, Chepstow experiences an average wind speed of 4.0 m/s (9 mph), marking a slight increase from the calmer April winds. This month sits comfortably within the annual range, showcasing winds that are neither too brisk nor too gentle. As the year progresses, wind speeds tend to fluctuate, peaking in the winter months of January and December before tapering off during the summer. Notably, May's winds, while moderate, offer just the right amount of freshness for those venturing outdoors, hinting at the transition into the warmer, sunnier days ahead. Overall, May serves as a gentle reminder of the balance between breezy and serene, setting the tone for the summer that follows.

Average May Wind Speed in Chepstow

The chart displays monthly wind speed patterns in Chepstow, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.15.14.33.24.0 m/s3.22.93.63.14.33.64.4
Data source: Chepstow May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Chepstow Compares to Other Months

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

May and January showcase stark differences in weather. In May, temperatures range from a minimum of 0°C (33°F) to a pleasant maximum of 26°C (80°F), with an average of 12°C (54°F). The month sees around 73 mm (2.9 in) of precipitation spread over 12 days, with humidity levels at 80%. In contrast, January is considerably cooler, with temperatures dipping as low as -4°C (25°F) and peaking at just 14°C (57°F), resulting in an average of 5°C (41°F). While January experiences less precipitation at 54 mm (2.1 in) over 10 days, it has higher humidity at 88%. For more specific details, you can visit Chepstow weather in January.

When comparing the weather in May and February, May generally offers milder temperatures, with an average of 12°C (54°F) and a maximum of 26°C (80°F), making it more pleasant for outdoor activities. In contrast, February is colder, featuring an average temperature of 6°C (43°F) and reaching a maximum of 18°C (64°F). Precipitation levels are fairly similar in both months, with May receiving 73 mm (2.9 in) over 12 days, while February has slightly less at 67 mm (2.6 in) over 13 days. The humidity is also higher in February at 88%, compared to 80% in May. For a more detailed look at February weather in Chepstow, visit Chepstow weather in February.

In comparing the weather between March and May, we notice significant differences in temperature and humidity. March typically sees cooler temperatures, with a minimum of -6°C (21°F) and an average of 7°C (45°F), compared to May's milder minimum of 0°C (33°F) and an average of 12°C (54°F). Both months experience similar precipitation levels—March has 74 mm (2.9 in) over 14 days, while May receives 73 mm (2.9 in) over 12 days. However, March is slightly more humid, with an average of 86% compared to May's 80%. For more detailed insights into March weather patterns, visit Chepstow weather in March.

In comparing the weather of April and May, May generally offers milder temperatures, with minimums around 0°C (33°F) and a maximum reaching up to 26°C (80°F), compared to April's cooler range that sees minimums of -3°C (28°F) and a maximum of 23°C (74°F). The average temperature in May is around 12°C (54°F), a noticeable increase from April's 9°C (49°F). Additionally, May experiences slightly more precipitation, totaling 73 mm (2.9 in) over about 12 days, while April sees 52 mm (2.0 in) of rain across 9 days. Humidity levels are fairly close, with May at 80% and April slightly higher at 84%. For a more detailed look at April's weather conditions, you can visit Chepstow weather in April.

In May, temperatures range from a chilly 0°C (33°F) at night to a pleasant 26°C (80°F) during the day, with an average temperature of 12°C (54°F). The month experiences a total precipitation of 73 mm (2.9 in) over 12 days, under relatively high humidity levels of 80%.

In contrast, June sees a noticeable rise in temperatures, with nighttime lows at 6°C (44°F) and daytime highs reaching up to 30°C (87°F), averaging at 16°C (61°F). Although precipitation slightly increases to 75 mm (3.0 in) over the same number of days, humidity remains consistent at 80%. For more detailed insights, check out Chepstow weather in June.

In comparing the weather in May and July, we observe a notable increase in temperature during the summer month. May sees a minimum of 0°C (33°F) and an average of 12°C (54°F), with a maximum of 26°C (80°F). In contrast, July's temperatures range from a minimum of 7°C (46°F) to an average of 18°C (64°F) and can reach up to 30°C (87°F). Precipitation levels are slightly lower in July, totaling 63 mm (2.5 in) over approximately 10 days, compared to May’s 73 mm (2.9 in) across 12 days. Additionally, July's humidity is slightly lower at 70%, while May experiences a higher humidity level of 80%. For more specific insights, you can check Chepstow weather in July.

In comparing the weather conditions of May and August, May tends to be cooler with average temperatures ranging from a minimum of 0°C (33°F) to a maximum of 26°C (80°F). The month sees an average temperature of 12°C (54°F) and experiences higher humidity at 80%, along with 73 mm of precipitation spread over 12 days. In contrast, August is warmer, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 32°C (89°F), and an average temperature of 17°C (62°F). While August has a similar level of precipitation at 75 mm over 11 days, the humidity is slightly lower at 73%. For a more detailed look at the weather patterns in August, you can visit Chepstow weather in August.

May and September display notable differences in weather patterns. May typically has cooler temperatures, with a minimum of 0°C (33°F) and an average of 12°C (54°F), peaking at 26°C (80°F). It also experiences higher precipitation, averaging 73 mm (2.9 in) over approximately 12 days, accompanied by a humidity level of 80%. In contrast, September offers a warmer climate, showcasing a minimum temperature of 3°C (38°F), an average of 14°C (58°F), and a maximum of 29°C (84°F). The month is drier, with only 54 mm (2.1 in) of rainfall spread over about 8 days and slightly lower humidity at 79%. For more detailed insights on September’s weather, you can refer to Chepstow weather in September.

In May, temperatures range from a chilly 0°C (33°F) to a warm 26°C (80°F), with an average of 12°C (54°F). The month sees around 73 mm (2.9 in) of precipitation spread over 12 days, and humidity levels hover around 80%. In contrast, October presents a cooler climate, with temperatures dipping slightly, ranging from -1°C (31°F) to a maximum of 23°C (73°F), and an average of 11°C (53°F). Rainfall increases to 98 mm (3.9 in) over 13 days, accompanied by higher humidity at 89%. For a detailed look at October weather specifics in Chepstow, visit Chepstow weather in October.

In May, the weather is generally milder, with average temperatures ranging from a minimum of 0°C (33°F) to a maximum of 26°C (80°F), and average humidity at 80%. The month sees a moderate amount of precipitation, totaling 73 mm (2.9 in) over approximately 12 days. In contrast, November brings cooler temperatures, with a minimum of -2°C (28°F) and a maximum of 17°C (62°F), resulting in a lower average temperature of 8°C (47°F). While November's precipitation is similar at 72 mm (2.8 in), it typically occurs over a slightly greater number of days, about 13, and with increased humidity at 90%. For more details on November weather, see Chepstow weather in November.

May and December present markedly different weather conditions. In May, temperatures range from a mild 0°C (33°F) at night to a pleasant average of 12°C (54°F) during the day, with highs reaching up to 26°C (80°F). The month sees about 73 mm (2.9 in) of rainfall over roughly 12 days, accompanied by a moderate humidity of 80%. In contrast, December is much colder, with temperatures dipping to a minimum of -8°C (17°F) and averaging around 7°C (44°F), while the maximum temperature only reaches 14°C (57°F). Precipitation is somewhat higher at 93 mm (3.7 in), falling on about 15 days, and humidity levels increase to 89%. For more detailed information, you can check Chepstow weather in December.

Compare Chepstow's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Chepstow

As May rolls in, Chepstow experiences a notable shift in weather, with temperatures rising to inviting highs that beckon outdoor adventures. Unlike the chill of earlier months, the average warmth brings a refreshing atmosphere, despite the occasional rain that graces the landscape. With an average humidity lingering around 80%, this month offers a breezy respite, though it's wise to keep an umbrella handy for the days that bring precipitation. Overall, May is a delightful month that marks the blossoming of spring, making it a perfect time to explore what Chepstow has to offer. For more detailed insights on the weather patterns throughout the year, visit Chepstow Climate.