May Weather in Knokke, Belgium

Last updated: August 21, 2025

In Knokke, Belgium, May brings a delightful mix of spring weather, featuring maximum temperatures reaching 28°C (83°F), while the average hovers around a comfortable 13°C (56°F). As temperatures rise, the town experiences occasional rain, with an average precipitation amount of 54 mm (2.1 in) spread across 12 days, keeping the landscape lush and vibrant. The humidity level, hovering at 82%, adds to the refreshing feel of the coastal air. Whether you’re exploring the charming streets or enjoying the beach, May in Knokke offers a captivating blend of warmth and scenic beauty.

May Temperature in Knokke

In May, Knokke, Belgium, welcomes the delightful warmth of spring, with temperatures exhibiting a notable rise compared to the earlier months. The minimum temperature settles at a mild 3°C (38°F), while the average climbs to a comfortable 13°C (56°F), culminating in a maximum of 28°C (83°F), which hints at the forthcoming summer heat. This month marks a clear transition from the chill of April, where temperatures previously peaked at 25°C (77°F). With these trends, May becomes an ideal time for outdoor activities, as the pleasant weather invites locals and visitors alike to enjoy the blooming landscape and vibrant coastal atmosphere.

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

The chart illustrates May temperature patterns in Knokke, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Knokke, 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).
JanFebMarAprMayJunJulAugSepOctNovDec414345505663656661554744
Data source: Temperature data for Knokke 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 Knokke

In May, Knokke experiences a moderate precipitation amount of 54 mm (2.1 in), which falls within a generally wet spring season. With 12 rainy days, this month marks a slight increase from April's significantly lower 39 mm (1.5 in) but is less than the 64 mm (2.5 in) observed in March. This trend suggests that while May brings more rain than the preceding month, it remains less humid compared to earlier spring showers. Overall, the potential for sporadic downpours in May contributes to the lush greenery of the region, setting an inviting backdrop for the onset of summer activities.

May Precipitation Trends in Knokke

The chart displays monthly precipitation patterns in Knokke, 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 Knokke, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec6561643954616074568960100
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Knokke

May in Knokke, Belgium marks a notable shift in humidity levels, with an average of 82%—a slight decrease from the higher values of earlier months. As spring wraps up, the humidity gradually diminishes from April's 85%, reflecting the transition toward the drier summer months. This trend continues into June, maintaining the same humidity level of 82%. As temperatures rise in July and August, humidity further drops to 80% and 76%, respectively, providing a refreshing reprieve for both residents and visitors. Overall, May signifies a welcoming embrace of milder conditions, hinting at the warmer days ahead while still retaining an essence of the moist coastal climate characteristic of Knokke throughout the year.

May Average Humidity in Knokke

This chart illustrates the average monthly humidity levels in Knokke, 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 Knokke 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 Knokke

As spring transitions into summer, May in Knokke, Belgium, sees a noticeable increase in the UV Index, rising to a high level of 7. This shift indicates a greater need for sun protection, with a reduced burn time of just 25 minutes for fair-skinned individuals. The jump from a moderate index of 5 in April highlights the importance of taking precautions as outdoor activities become more frequent. As daylight savings time unfolds and the temperature rises, it’s essential to remain vigilant about UV exposure in May to ensure a safe and enjoyable experience under the sun. For more details on UV levels throughout the year, visit Knokke UV Index.

Maximum UV Index Levels in Knokke for May

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

In May, the sun truly shines in Knokke, Belgium, with an impressive 398 hours of sunshine, marking a significant increase from the previous months. This steady upward trend begins in January with just 117 hours and beautifully escalates through the spring, showcasing March's 273 hours and April's 351 hours. The delightful warmth of May not only heralds the arrival of summer but also sets the stage for an even brighter June with 410 hours. As you bask in May's sunshine, it’s clear that the longer days and increasing sun hours create an inviting atmosphere, perfect for enjoying the stunning coastal scenery.

Monthly Sunshine Duration in Knokke: May Highlighted

The May sunshine duration represents the total number of hours Knokke 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.
JanFebMarAprMayJunJulAugSepOctNovDec117h199h273h351h398h410h415h383h320h241h193h149h
Data source: Knokke May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Knokke During May

In May, Knokke, Belgium, experiences a noteworthy shift in weather patterns as spring gradually fades into summer. With a 36% chance of sunny weather, May enjoys more favorable conditions compared to the earlier months of the year, especially April's peak at 49%. However, it sees a slight dip as the warmth of June approaches. This transitional month serves as a bridge, where the likelihood of sunshine is noticeably higher than January’s mere 14% but lower than the sunny dispositions expected in July and August. While May may not guarantee long sunny days, it certainly hints at the promise of warmer, brighter days ahead.

Percentage of Sunny Days in May in Knokke

The chart illustrates the percentage of sunny days in Knokke 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 Knokke experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec14%30%38%49%36%35%38%35%36%31%22%15%
Data source: Knokke May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Knokke in May

As spring blooms into summer, Knokke, Belgium experiences a noticeable shift in daylight duration that brightens the days. Starting with 8 hours in January, daylight gradually increases, peaking in June and July with 16 hours of sunlight, allowing residents and visitors alike to enjoy longer evenings and vibrant outdoor activities. This trend of increasing light is particularly striking in May, when the days extend to a delightful 15 hours, providing ample time to embrace the beauty of the coastal scenery. As the year progresses, daylight begins to wane again, tapering down to 10 hours in October, before returning to the depths of winter with only 7 hours in December. Overall, the progression of daylight duration in Knokke beautifully illustrates the transition from the quiet of winter to the lively warmth of summer.

Average Daylight Hours in Knokke for May

The chart illustrates the variation in daylight duration in Knokke throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 26m9h 59m11h 55m13h 53m15h 36m16h 29m16h 1m14h 28m12h 34m10h 37m8h 52m7h 56m
Data source: Knokke daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Knokke

May in Knokke, Belgium, brings a gentle breath of wind, with an average speed of 4.8 m/s (11 mph), slightly breezier than the preceding months. As spring transitions into summer, the winds in May are notably more consistent compared to April's softer gusts of 4.7 m/s (10 mph). The trend showcases a slight peak during May before a noticeable decline in June, where winds drop to 3.5 m/s (8 mph). This gradual increase in wind speed in May adds a refreshing touch to the seaside charm of Knokke, making it an ideal time for outdoor activities and enjoying the coastal beauty.

Average May Wind Speed in Knokke

The chart displays monthly wind speed patterns in Knokke, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.15.34.94.74.8 m/s3.54.14.53.85.34.35.1
Data source: Knokke May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Knokke Compares to Other Months

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

May and January present distinctly contrasting weather patterns. In May, temperatures range from a mild 3°C (38°F) to a warm 28°C (83°F), with an average of 13°C (56°F), making it a month of gradual warmth and blooming life. Although May experiences some rainfall, totaling 54 mm (2.1 in) over about 12 days, the humidity is relatively comfortable at 82%. In contrast, January is much colder, with temperatures ranging from a frigid -5°C (24°F) to a maximum of 14°C (58°F) and an average of just 5°C (42°F). The month sees slightly more precipitation at 65 mm (2.5 in) also over 12 days, and the humidity is higher at 91%, contributing to the chill in the air. For more details about the cold weather in Knokke, check out Knokke weather in January.

When comparing the weather in May and February, significant differences in temperature and humidity become apparent. May experiences milder temperatures, with a minimum of 3°C (38°F) and an average of 13°C (56°F), reaching a maximum of 28°C (83°F), whereas February sees much colder conditions, with lows of -6°C (21°F) and an average temperature of 6°C (43°F), peaking at 17°C (64°F). Additionally, February has a slightly higher precipitation level at 61 mm (2.4 in) over 13 days, compared to May's 54 mm (2.1 in) spread over 12 days. The humidity is also higher in February at 89%, compared to May's 82%, making February feel colder and more damp. For more detailed insights, check Knokke weather in February.

Comparing the weather in March and May reveals some notable differences. In March, temperatures range from a minimum of -6°C (21°F) to a maximum of 21°C (70°F), with an average of 7°C (46°F), while May sees a warmer range with temperatures dr ranging from 3°C (38°F) to 28°C (83°F) and an average of 13°C (56°F). Additionally, March experiences slightly more precipitation at 64 mm (2.5 in) over 14 days compared to May's 54 mm (2.1 in) over 12 days. Humidity levels are also higher in March at 87%, compared to May's 82%. For a closer look at March weather patterns, you can visit Knokke weather in March.

In comparing the weather between April and May, it's clear that May brings slightly warmer temperatures, with average highs reaching 28°C (83°F) compared to April's maximum of 25°C (77°F). The minimum temperature in May is also higher, at 3°C (38°F), versus April's chilly 0°C (32°F). However, April has a slightly lower average temperature of 10°C (50°F) compared to May's average of 13°C (56°F). In terms of precipitation, May sees increased rainfall with 54 mm (2.1 in) over 12 days, while April experiences 39 mm (1.5 in) across 8 days. Humidity levels are marginally lower in May at 82% compared to April's 85%. For more detailed insights on April's weather, you can visit Knokke weather in April.

In comparing the weather between May and June, it is evident that June tends to be warmer and slightly wetter. May sees temperatures ranging from a cool 3°C (38°F) at night to a pleasant average of 13°C (56°F) during the day, peaking at 28°C (83°F). In contrast, June has a milder minimum temperature of 7°C (46°F) and a higher average of 17°C (63°F), reaching up to 31°C (89°F) at times. Additionally, while May experiences a total precipitation of 54 mm (2.1 in) over 12 days, June has a bit more rainfall at 61 mm (2.4 in) across 9 days. Interestingly, both months maintain a consistent humidity level of 82%. For a detailed look at June weather specifics, you can visit Knokke weather in June.

In May, the weather starts to warm up with temperatures ranging from a minimum of 3°C (38°F) to a maximum of 28°C (83°F), averaging around 13°C (56°F). The month experiences a moderate amount of precipitation, totaling 54 mm (2.1 in) over approximately 12 days, with humidity levels on the higher side at 82%.

In contrast, July brings significantly warmer conditions, with temperatures ranging from a minimum of 10°C (50°F) to a scorching maximum of 38°C (100°F), and an average of 18°C (66°F). Interestingly, July also sees slightly more precipitation at 60 mm (2.4 in) but over just 11 days, and humidity remains relatively low at 80%.

For more detailed information about July weather in this area, visit Knokke weather in July.

May and August present quite a contrast in weather conditions. In May, temperatures range from a chilly minimum of 3°C (38°F) to a pleasant average of 13°C (56°F), peaking at a warm 28°C (83°F). However, the month is somewhat damp, with 54 mm (2.1 in) of precipitation spread over 12 days and a high humidity level of 82%. In contrast, August sees milder temperatures, with a minimum of 11°C (52°F) and an average of 19°C (66°F), reaching a maximum of 34°C (93°F). This month also experiences more rain, totaling 74 mm (2.9 in) over 13 days but with a slightly lower humidity of 76%. For those interested in the specifics of August weather, additional information can be found here: Knokke weather in August.

May and September exhibit noticeable differences in their weather patterns. In May, temperatures range from a chilly minimum of 3°C (38°F) to a warm maximum of 28°C (83°F), with an average of 13°C (56°F). The month experiences about 54 mm (2.1 in) of precipitation over 12 days, while humidity steadies at 82%. In contrast, September sees milder evenings with minimum temperatures of 7°C (45°F) and a slightly warmer average of 16°C (61°F), peaking at 30°C (86°F). Precipitation is slightly higher at 56 mm (2.2 in) but occurs over fewer days (10), maintaining the same humidity level of 82%. For more detailed information, check Knokke weather in September.

May and October both feature a minimum temperature of 3°C (38°F) and an average of 13°C (56°F), but October experiences a slightly lower maximum temperature of 24°C (76°F) compared to May's maximum of 28°C (83°F). Precipitation levels are notably higher in October, with 89 mm (3.5 in) of rain over 15 days, whereas May sees only 54 mm (2.1 in) over 12 days. Additionally, October has a higher humidity level at 89%, compared to May's 82%. For a more detailed look at October's weather patterns, you can check Knokke weather in October.

May experiences a more varied temperature range, with minimums around 3°C (38°F) and maximums reaching up to 28°C (83°F), making it generally warmer than November, which has minimum temperatures of 0°C (33°F) and a maximum of 19°C (66°F). The average temperature in May is 13°C (56°F), compared to November's average of 9°C (48°F). While May has slightly less precipitation at 54 mm (2.1 in) over 12 days, November sees a bit more with 60 mm (2.4 in) across 13 days. Additionally, November tends to be more humid at 92%, compared to May's 82%. For a closer look at November weather specifics, visit Knokke weather in November.

In May, the weather tends to be much milder, with temperatures ranging from a minimum of 3°C (38°F) to a maximum of 28°C (83°F) and an average of 13°C (56°F). This month experiences about 54 mm (2.1 in) of precipitation over approximately 12 days, with humidity levels around 82%. In contrast, December brings much colder conditions, with temperatures falling between -2°C (29°F) and 14°C (57°F), averaging at 7°C (44°F). December sees significantly more precipitation, totaling 100 mm (3.9 in) across around 17 days, accompanied by higher humidity at 92%. For more specific details about the December climate, you can check Knokke weather in December.

Compare Knokke's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Knokke

As May unfolds in Knokke, the weather starts to shift dramatically from the chill of early spring, presenting a delightful blend of warmth and moisture. With maximum temperatures rising to a pleasant peak, this month heralds the arrival of more inviting days, drawing locals and visitors outdoors. While occasional rain showers can occur, contributing to the overall precipitation, the humidity remains high, adding a gentle warmth to the air. Notably, these conditions distinguish May from the earlier months, paving the way for the vibrant summer atmosphere that follows. For more insights into the overall climate of this charming coastal town, check out Knokke Climate.