May Weather in Delft, Netherlands

Last updated: August 27, 2025

In May, the charming city of Delft, Netherlands, experiences a delightful range of temperatures, with a maximum of 29°C (85°F) inviting sunny days and an average of 13°C (55°F) providing a comfortable backdrop for outdoor activities. The weather can be changeable, with a minimum of 3°C (38°F) reminding residents to dress in layers. While visitors may enjoy some bright spells, be prepared for occasional showers, as the month sees about 59 mm (2.3 in) of rain spread over roughly 12 days. With humidity levels at 82%, the air feels refreshing and vibrant, making May an ideal time to explore Delft's stunning canals and historical architecture.

May Temperature in Delft

As spring transitions into early summer, May in Delft, Netherlands showcases a delightful warming trend. With minimum temperatures rising to a mild 3°C (38°F), the average climbs to a comfortable 13°C (55°F), allowing residents and visitors alike to shed their winter layers. The maximum temperature can reach an inviting 29°C (85°F), hinting at the sunny days to come. This month not only marks a significant increase compared to the chillier months preceding it, but it also lays the groundwork for the upcoming summer heat, making May a perfect time to enjoy the blooming parks and vibrant streets of Delft.

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

The chart illustrates May temperature patterns in Delft, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Delft, May typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec414244495563656560554743
Data source: Temperature data for Delft 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 Delft

In May, Delft experiences a moderate level of precipitation, recording 59 mm (2.3 in) over approximately 12 days. This amount reflects a slight increase from April's 41 mm but is consistent with the overall trend of increasing rainfall as spring transitions into summer. The precipitation in May often arrives in gentle showers, contributing to the vibrant greenery that characterizes the region. As the month progresses, the numbers set the stage for the higher rainfall averages seen in the coming months, culminating in the wetter summer season. Overall, May’s weather strikes a pleasing balance, promising both lush landscapes and opportunity for glimpses of sunshine.

May Precipitation Trends in Delft

The chart displays monthly precipitation patterns in Delft, 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. In Delft, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec60646741596667888010362100
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Delft

As spring blossoms into summer, May in Delft ushers in a refreshing dip in humidity to 82%, marking a gradual decline from the 91% levels seen in January. This month not only stands out for its milder humidity but also serves as a bridge between the wetter sensations of earlier months and the drier days of summer. With relative humidity continuing to stabilize at 82% into June and July, the climate shifts towards a more comfortable atmosphere, perfect for outdoor activities. As the year progresses, humidity levels will continue to fluctuate, but May's notable decrease offers a glimpse of the more pleasant conditions ahead.

May Average Humidity in Delft

This chart illustrates the average monthly humidity levels in Delft, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Delft is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%85%82%82%80%76%82%89%92%92%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Delft

As the seasons progress in Delft, Netherlands, May marks a significant shift in the UV Index, soaring to 7, which indicates a high exposure category. This increase signifies a reduction in safe sun exposure time, with the potential for sunburn occurring in just 25 minutes. Compared to earlier months, where the UV Index lingered in the low to moderate ranges, May’s higher index urges residents and visitors alike to take caution and protect their skin while enjoying the longer days and brighter weather. The transition into summer continues in subsequent months, peaking at a very high UV Index of 8 in June and July, making awareness of UV levels crucial from this point onward. For detailed insights and comparisons throughout the year, explore the Delft UV Index.

Maximum UV Index Levels in Delft for May

The chart shows the monthly maximum UV Index (UVI) for Delft 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. In May, the maximum UV index in Delft typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Delft 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 Delft

May in Delft is truly a radiant month, basking in 411 hours of sunshine that heralds the arrival of summer. This optimistic boost in daylight continues the upward trend established from the dawn of the year. After a gradual increase from 118 hours in January to 282 hours in March, the sunshine really starts to pour in from April onwards, showcasing 363 hours as spring transitions into early summer. This positive trajectory peaks in June and July, with sunny days melting into warm evenings. The blend of vibrant blossoms and bright skies in May makes it a splendid time to explore Delft, as nature comes alive beneath the sun’s gentle embrace.

Monthly Sunshine Duration in Delft: May Highlighted

The May sunshine duration represents the total number of hours Delft 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.
JanFebMarAprMayJunJulAugSepOctNovDec118h201h282h363h411h419h425h398h329h243h195h144h
Data source: Delft May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Delft During May

In Delft, Netherlands, May brings a transition into the warmer months with a 34% chance of sunny weather. This marks a slight decline from April’s more promising 42%, suggesting that while spring is in full swing, it can still be somewhat unpredictable. The increasing likelihood of sunshine in the preceding months, from a mere 17% in January to 36% in March, shows a general upward trend as the season progresses, but May seems to take a step back before June's 38% forecast. As the sun tends to shine more consistently in the summer months, May serves as a reminder of the variable nature of spring weather in this charming Dutch city.

Percentage of Sunny Days in May in Delft

The chart illustrates the percentage of sunny days in Delft 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 Delft experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec17%29%36%42%35%39%36%33%33%29%23%18%
Data source: Delft May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Delft in May

In Delft, Netherlands, the progression of daylight throughout the year showcases a captivating transformation from the dark depths of winter to the vibrant brightness of summer. Starting with a modest 8 hours of daylight in January, the days gradually lengthen as spring approaches, reaching 15 hours by May. This month stands out as a picturesque time, overflowing with natural light that invigorates both the landscape and its inhabitants. Following May, the daylight peaks in June and July with a remarkable 16 hours, providing ample opportunity to revel in the outdoors. As summer wanes and autumn sets in, daylight decreases to 12 hours in September, and subsequently dips back to 10 hours in October, before returning to the shorter days of winter. The rhythm of daylight in Delft beautifully encapsulates the changing seasons, inviting residents and visitors alike to appreciate the lush beauty of spring and the warm embrace of summer.

Average Daylight Hours in Delft for May

The chart illustrates the variation in daylight duration in Delft throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 20m9h 56m11h 54m13h 56m15h 42m16h 37m16h 7m14h 32m12h 35m10h 35m8h 47m7h 49m
Data source: Delft daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Delft

In Delft, Netherlands, May marks a transition as the average wind speed stabilizes at 4.8 m/s (11 mph), mirroring the gentle breezes of April. This consistency hints at the calming effects of spring, as the winds become more subdued compared to the brisk gusts of winter and early spring. Following a cycle of stronger winds in January, February, and October, May's breezes provide a gentle backdrop for outdoor activities, while the wind often contributes to the vibrant ambiance of the city. As summer approaches, a gradual decline in wind speed can be observed, with June experiencing the lightest winds of the year at 3.6 m/s (8 mph), signaling the textural shift from the spirited winds of spring to the relaxed warmth of summer.

Average May Wind Speed in Delft

The chart displays monthly wind speed patterns in Delft, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.35.45.14.84.8 m/s3.64.14.83.95.64.55.1
Data source: Delft May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Delft Compares to Other Months

Weather in Delft varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Delft, focusing on differences in temperature, rainfall, humidity, and UV levels.

May and January present contrasting weather conditions. In May, temperatures range from a chilly minimum of 3°C (38°F) to a warm maximum of 29°C (85°F), with an average of 13°C (55°F), while January experiences a much colder climate, with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 13°C (56°F) and an average of 5°C (41°F). Both months see similar precipitation levels, with May receiving 59 mm (2.3 in) over about 12 days and January slightly higher at 60 mm (2.3 in) over 13 days. Although May's humidity stands at 82%, January is quite more humid with a level of 91%. For a detailed look at January weather, you can check out Delft weather in January.

In comparing the weather of May and February, May presents a much warmer and more inviting climate. With temperatures ranging from a minimum of 3°C (38°F) to a maximum of 29°C (85°F) and an average of 13°C (55°F), the month offers a pleasant atmosphere, despite experiencing 59 mm (2.3 in) of precipitation spread over 12 days. In contrast, February is notably colder, with temperatures ranging from -8°C (18°F) to a maximum of 17°C (63°F) and an average temperature of 5°C (42°F). The month sees slightly higher precipitation at 64 mm (2.5 in), also over 12 days, and a higher humidity level at 89%. For a detailed look at February weather patterns, you can check this link: Delft weather in February.

When comparing the weather in March and May, distinct differences emerge. March typically experiences colder temperatures, with a minimum of -7°C (19°F) and averages around 7°C (45°F), while May sees milder conditions, with a minimum of 3°C (38°F) and an average of 13°C (55°F). Additionally, May can reach maximum temperatures of 29°C (85°F), offering a stark contrast to March's maximum of 21°C (69°F). While both months see a fair amount of precipitation, March records slightly more at 67 mm (2.6 in) over 14 days, compared to May's 59 mm (2.3 in) over 12 days. Humidity levels are also slightly higher in March at 87%, compared to 82% in May. For more details, check Delft weather in March.

In comparing the weather of April and May, May experiences a more significant temperature range, with minimums at 3°C (38°F) and maximums reaching 29°C (85°F), while April sees a cooler minimum of -1°C (31°F) and a maximum of 26°C (79°F). The average temperature in May is also higher at 13°C (55°F) compared to April's average of 9°C (49°F). Precipitation is slightly increased in May, totaling 59 mm (2.3 in) over 12 days, compared to 41 mm (1.6 in) across 9 days in April. Humidity remains relatively high in both months, at 82% for May and 85% for April. For more details, you can check Delft weather in April.

May and June present a transition in weather patterns. May starts with cooler temperatures, ranging from a minimum of 3°C (38°F) to a maximum of 29°C (85°F), averaging at 13°C (55°F). Despite experiencing precipitation on 12 days and accumulating 59 mm (2.3 in) of rain, the humidity remains high at 82%. In contrast, June sees a rise in min and avg temperatures, with a minimum of 7°C (45°F) and an average temperature of 17°C (63°F), peaking at 30°C (87°F). While June's precipitation slightly increases to 66 mm (2.6 in) over 10 days, the humidity remains constant at 82%. For a closer look at the weather specifics in June, you can visit Delft weather in June.

May weather typically sees a broader range of temperatures, with a minimum of 3°C (38°F) and a maximum of 29°C (85°F), resulting in an average of 13°C (55°F). This month experiences about 59 mm (2.3 in) of precipitation over approximately 12 days, along with high humidity levels averaging 82%.

In contrast, July offers warmer conditions, with a minimum temperature of 10°C (50°F) and a peak of 37°C (98°F), averaging around 18°C (65°F). Precipitation slightly increases to 67 mm (2.6 in) over 13 days, while humidity remains relatively stable at 80%. For more detailed information, you can check Delft weather in July.

In comparing the weather between May and August, there's a notable shift in temperatures and humidity levels. May experiences a wider range of temperatures with nightly lows dipping to 3°C (38°F) and daytime highs reaching 29°C (85°F), averaging around 13°C (55°F). Despite its higher humidity at 82%, May has a lower total precipitation of 59 mm (2.3 in) over approximately 12 days. In contrast, August showcases a more stable temperature profile, with minimums around 10°C (50°F) and maximums peaking at 32°C (90°F), while the average rises to 19°C (66°F). However, it also sees an increase in rainfall, totaling 88 mm (3.5 in) across 15 days, albeit with slightly reduced humidity at 76%. For further details, you can visit Delft weather in August.

May and September exhibit similar maximum temperatures, both peaking at 29°C (85°F), but they differ notably in their overall climate characteristics. In May, temperatures range from a cooler 3°C (38°F) at night to a warmer average of 13°C (55°F) during the day, while September offers slightly milder temperatures with a minimum of 6°C (42°F) and an average of 16°C (60°F). Precipitation in September is higher, totaling 80 mm (3.1 in) over 12 days compared to May's 59 mm (2.3 in) under the same number of rainy days. The humidity remains constant at 82% for both months, contributing to a consistently moist atmosphere. For more detailed information on weather conditions, check out Delft weather in September.

May and October share similar minimum temperatures, both starting at around 3°C (38°F) and averaging 13°C (55°F). However, May typically enjoys warmer maximum temperatures, reaching up to 29°C (85°F), while October sees a cooler high of 25°C (77°F). Precipitation levels also differ, with May experiencing 59 mm (2.3 in) over 12 days, compared to October's higher total of 102 mm (4.0 in) spread across 16 days. Additionally, October is slightly more humid, with levels reaching 89% compared to May’s 82%. For more detailed information, check out Delft weather in October.

May and November present contrasting weather patterns that reflect the transition from spring to late autumn. In May, temperatures range from a cool 3°C (38°F) to a warm 29°C (85°F), with an average of 13°C (55°F), while November brings chillier conditions, with temperatures ranging between 0°C (32°F) and 18°C (65°F), averaging at just 8°C (47°F). Precipitation is slightly higher in November at 62 mm (2.4 in) over 14 days, compared to May's 59 mm (2.3 in) across 12 days, indicating a wetter environment as the year draws to a close. Additionally, humidity levels are notably higher in November at 92%, compared to May's 82%, contributing to a damp and chilly atmosphere. For more detailed weather information about November, you can visit Delft weather in November.

In comparing the weather between May and December, we see a significant shift in temperature and conditions. May experiences a broad range of temperatures, with a minimum of 3°C (38°F) and a maximum of 29°C (85°F), leading to an average of 13°C (55°F). This month also has a relatively low precipitation level of 59 mm (2.3 in) spread over 12 days, along with a comfortable humidity of 82%. In contrast, December brings much colder weather, with temperatures ranging from a low of -3°C (27°F) to a high of 13°C (56°F), averaging at 6°C (44°F). Rainfall is more significant during this month, reaching 100 mm (3.9 in) and occurring over 18 days, accompanied by a higher humidity level of 92%. For a closer look at the winter conditions, you can visit Delft weather in December.

Compare Delft's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Delft

As May unfolds in Delft, temperatures begin to rise, offering a respite from the cooler months. With a pleasant average hovering around 13°C (55°F), the month witnesses frequent fluctuations, peaking at 29°C (85°F) on warmer days. While the region enjoys more sunshine, it also embraces a fair amount of rainfall, accumulating 59mm across 12 rainy days. The humidity remains notably high, averaging 82%, creating that quintessential spring atmosphere. As you prepare for your visit, explore more about the charming and variable Delft May weather by visiting Delft Climate.