May Weather in Sankt Goar, Germany

Last updated: February 26, 2025

In Sankt Goar, Germany, May presents a fascinating blend of weather patterns that reflect the transition into summer. The maximum temperature can reach a warm 31°C (89°F), providing a delightful contrast to the average coolness of 13°C (55°F). Despite this warmth, the month also sees occasional chill with a minimum temperature dipping to 0°C (31°F). Precipitation is notable, with 71 mm (2.8 in) recorded over 12 days, showcasing a month where plant life thrives amidst frequent rain. The high humidity level of 76% often enhances the lush landscapes characteristic of the region, making May a picturesque if somewhat unpredictable time to visit.

May Temperature in Sankt Goar

In Sankt Goar, Germany, the weather in May marks a definitive shift towards warmer days, showcasing a minimum temperature of 0°C (31°F) and an average of 13°C (55°F). With highs reaching an impressive 31°C (89°F), May stands out as one of the month's most temperate periods, making it a delightful time for outdoor activities. Compared to the chill of early spring, where temperatures hovered around 6°C (42°F) in March, the progression into May reveals a noteworthy ascent. This month not only brings comfortable warmth but also sets the stage for the summer heat that follows, positioning Sankt Goar as an inviting destination for those eager to embrace the beauty of blooming landscapes and pleasant conditions.

May Weather in Sankt Goar: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Sankt Goar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec353842495564666658514238
Data source: Temperature data for Sankt Goar 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 Sankt Goar

May in Sankt Goar, Germany, mirrors the dynamic weather of spring with a total precipitation of 71 mm (2.8 in), consistent with the robust rainfall seen in March. This month experiences precipitation over approximately 12 days, maintaining a balanced pattern of wet weather that nurtures the region's lush landscapes. Notably, May's rainfall ties with March, suggesting that late spring can be just as soggy as early spring. As the month transitions into June, the precipitation begins to increase, hinting at the approaching summer lusher and warmer climates. Thus, May serves as a critical month, bridging the wetter spring months with the gradually intensifying summer rains.

May Precipitation Trends in Sankt Goar

The chart displays monthly precipitation patterns in Sankt Goar, 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.
JanFebMarAprMayJunJulAugSepOctNovDec645871387180696549574898
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Sankt Goar

In May, Sankt Goar experiences a notable drop in humidity, reaching 76%, a welcome relief compared to the higher percentages earlier in the year. This decrease continues the trend of declining humidity from the wet winter months of January through April, which hover around 83% and above. The shift in humidity levels plays a significant role in creating an inviting atmosphere as the region transitions into the warmer months. As the landscape begins to bloom, the lower humidity in May sets the stage for pleasant outdoor activities, complementing the pristine beauty of the Rhine Valley.

May Average Humidity in Sankt Goar

This chart illustrates the average monthly humidity levels in Sankt Goar, 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.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%87%83%76%74%74%75%82%88%91%92%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Sankt Goar

As spring unfolds in Sankt Goar, Germany, residents and visitors alike begin to experience a notable increase in the sun's intensity. By May, the UV Index jumps to a high level of 7, reducing the safe sun exposure time to just 25 minutes—a significant drop from the previous months. This upward trend highlights the importance of sun protection as the days grow longer and sunnier. With June anticipated to reach a very high UV Index of 8, being vigilant becomes even more crucial. As summer approaches, remembering to apply sunscreen and wear protective clothing can help safeguard against sunburn. For more detailed information, check the Sankt Goar UV Index.

Maximum UV Index Levels in Sankt Goar for May

The chart shows the monthly maximum UV Index (UVI) for Sankt Goar 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.
JanFebMarAprMayJunJulAugSepOctNovDec234578875421
Data source: Sankt Goar 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 Sankt Goar

May ushers in a remarkable increase in sunshine hours in Sankt Goar, Germany, with 391 hours of radiant light, making it a standout month in the spring season. This trend of growing daylight becomes evident as we move from the 104 hours in January to a vibrant 344 hours by April. The ascent continues into May and June, where the days become even longer, peaking at 396 hours in June. The gradual buildup of sunlight in the earlier months dramatically enhances the charming landscape of Sankt Goar, inviting both locals and visitors to bask in the warmth and beauty of the Rhine Valley. As the summer approaches, this sunshine-filled momentum reflects a seasonal transition that captivates and rejuvenates, offering a perfect backdrop for exploration and relaxation.

Monthly Sunshine Duration in Sankt Goar: May Highlighted

The May sunshine duration represents the total number of hours Sankt Goar 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.
JanFebMarAprMayJunJulAugSepOctNovDec104h197h265h344h391h396h411h384h320h235h168h114h
Data source: Sankt Goar May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Sankt Goar During May

In Sankt Goar, Germany, the prospects for sunny weather in May reveal an interesting trend amidst the changing seasons. While May boasts a 29% chance of sun, this figure trails behind April's 43% and March's 42%, suggesting that the optimism for clear skies starts to wane as spring transitions into early summer. Notably, as the year progresses, the probability of sunny days fluctuates, with January experiencing a meager 9%, while the late spring and summer months hover around the 30% mark. This variation highlights the inherent unpredictability of weather patterns in Sankt Goar, reminding residents and visitors alike to embrace the charm of the region, rain or shine.

Percentage of Sunny Days in May in Sankt Goar

The chart illustrates the percentage of sunny days in Sankt Goar 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 Sankt Goar experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec9%31%42%43%29%31%32%30%39%25%17%12%
Data source: Sankt Goar May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Sankt Goar in May

As spring unfolds in Sankt Goar, Germany, May marks a delightful turn toward longer days, with daylight extending to an impressive 15 hours. Following the gradual increase from just 8 hours in January, the days have steadily lengthened, showcasing a clear seasonal trend. February and March bring a welcome boost in daylight, with increases of 2 hours and 1 hour, respectively, before April heralds a more significant jump to 13 hours. This progression culminates in May, where residents can fully embrace the longer, sun-kissed days, perfect for enjoying the picturesque landscapes and vibrant outdoor activities. After May, the daylight slowly begins to wane, but the transition from the shorter winter months to the bustling longer days of summer paints a beautiful picture of nature's cycles in Sankt Goar.

Average Daylight Hours in Sankt Goar for May

The chart illustrates the variation in daylight duration in Sankt Goar throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 34m10h 4m11h 55m13h 49m15h 27m16h 19m15h 51m14h 23m12h 33m10h 40m8h 59m8h 6m
Data source: Sankt Goar daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Sankt Goar

In May, Sankt Goar experiences a notable revival of average wind speeds, reaching 3.5 m/s (8 mph) — a refreshing increase that matches the windiness of January. This month stands out as a transition point, as the winds strengthen after a gradual decline from April's stillness of 2.8 m/s (6 mph). Following May, however, the trend takes a downward turn, with June's winds dropping to a gentle 2.3 m/s (5 mph). Overall, May serves as a bridge between the brisk winds of early spring and the calmer breezes of summer, inviting visitors to enjoy the scenic beauty of the Rhine Valley amidst a pleasant wind.

Average May Wind Speed in Sankt Goar

The chart displays monthly wind speed patterns in Sankt Goar, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.53.33.22.83.5 m/s2.32.52.82.13.12.53.0
Data source: Sankt Goar May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Sankt Goar Compares to Other Months

The weather in Sankt Goar 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 Sankt Goar and find detailed weather information for every month.

May and January present a stark contrast in weather conditions. In May, temperatures range from a chilly 0°C (31°F) to a warm 31°C (89°F), with an average of 13°C (55°F), while January's temperatures hover much lower, with a minimum of -11°C (12°F) and a maximum of only 12°C (53°F), averaging around 2°C (36°F). Although both months experience rainfall over approximately 12 days, May sees a bit more precipitation with 71 mm (2.8 in) compared to January's 64 mm (2.5 in). Additionally, humidity levels are higher in January at 92%, while May has a more comfortable 76%. For a deeper dive into January's specific weather patterns, you can check out Sankt Goar weather in January.

When comparing the weather in May and February, it's clear that May offers a significant shift towards warmer temperatures. In May, temperatures range from a minimum of 0°C (31°F) to a maximum of 31°C (89°F), with an average of 13°C (55°F). Conversely, February experiences colder conditions, with temperatures dipping as low as -12°C (11°F) and only reaching a maximum of 18°C (65°F), averaging at just 3°C (38°F). Additionally, May sees higher humidity levels at 76% compared to February's 90%, although both months experience similar precipitation frequency, with 12 days of precipitation. For a closer look at February weather specifics, you can visit Sankt Goar weather in February.

In comparing the weather of March and May, we see a notable shift in temperatures and conditions. March experiences a minimum temperature of -12°C (10°F) and an average of 6°C (42°F), peaking at 22°C (71°F), while May brings milder conditions with a minimum temperature of 0°C (31°F) and an average of 13°C (55°F), reaching a maximum of 31°C (89°F). Both months receive similar precipitation levels at 71 mm (2.8 in), but March has slightly more rainy days (14) compared to May's 12 days. Additionally, humidity is higher in March at 87%, compared to May's 76%. For a detailed look at March weather, you can check Sankt Goar weather in March.

In comparing the weather between April and May, a notable warming trend is observed as temperatures rise throughout the month of May. May's average temperature is 13°C (55°F), with a minimum of 0°C (31°F) and a maximum of 31°C (89°F), while April saw cooler averages at 9°C (49°F), with temperatures ranging from -4°C (26°F) to a maximum of 26°C (79°F). Furthermore, May experiences more precipitation overall, with 71 mm (2.8 in) over 12 days compared to April's 38 mm (1.5 in) over 9 days. Humidity levels are slightly lower in May at 76%, compared to 83% in April, providing a somewhat drier feel despite the increased rainfall. For a detailed look at April weather, visit Sankt Goar weather in April.

In comparing the weather of May and June, we see a notable increase in temperatures, with June experiencing a minimum of 7°C (44°F) and an average of 18°C (65°F), compared to May's minimum of 0°C (31°F) and average of 13°C (55°F). The maximum temperatures in June also rise to 33°C (91°F), while May peaks at 31°C (89°F). Precipitation levels are slightly higher in June at 80 mm (3.1 in) over 11 days, compared to May's 71 mm (2.8 in) over 12 days, indicating a similar frequency of rainy days but with a bit more rainfall overall. Humidity remains relatively close between the two months, with June at 74% and May at 76%. For more specific insights about June weather, visit Sankt Goar weather in June.

In comparing the weather between May and July, we observe distinct differences in temperature and overall climate conditions. May experiences a broader temperature range with a minimum of 0°C (31°F) and a maximum of 31°C (89°F), averaging around 13°C (55°F). In contrast, July is generally warmer, with minimum temperatures of 7°C (46°F) and maximums reaching 37°C (100°F), averaging 19°C (66°F). Both months receive similar amounts of precipitation, with May recording 71 mm (2.8 in) over 12 days and July slightly lower at 69 mm (2.7 in) over 11 days, while the humidity levels are comparable, with May at 76% and July at 74%. For more detailed information, check out Sankt Goar weather in July.

May and August present distinct weather experiences, with May characterized by a wider temperature range, featuring a minimum of 0°C (31°F) and a maximum of 31°C (89°F), leading to an average temperature of 13°C (55°F). The month witnesses substantial precipitation of 71 mm (2.8 in) over 12 days, along with higher humidity at 76%. In contrast, August offers milder conditions, with temperatures ranging from a minimum of 6°C (42°F) to a maximum of 34°C (93°F) and an average temperature of 19°C (66°F). Precipitation decreases slightly to 65 mm (2.6 in) over 13 days, while humidity remains comparable at 75%. For more detailed insights, you can check Sankt Goar weather in August.

May and September present distinct weather patterns, showcasing the transition from spring to autumn. In May, temperatures range from a chilly 0°C (31°F) to a warm 31°C (89°F), with an average of 13°C (55°F). The month experiences higher precipitation levels with 71 mm (2.8 in) over approximately 12 days and a humidity of 76%. In contrast, September features slightly milder temperatures, with a minimum of 3°C (38°F) and an average of 15°C (59°F), peaking at 31°C (88°F). This month sees reduced rainfall, collecting only 49 mm (1.9 in) over 7 days, but humidity rises to 82%. For more specific details about September weather, check Sankt Goar weather in September.

May and October present distinct weather characteristics. In May, temperatures range significantly from a minimum of 0°C (31°F) to a maximum of 31°C (89°F), with an average of 13°C (55°F). The month experiences around 71 mm (2.8 in) of precipitation over 12 days and maintains a humidity level of 76%. In contrast, October sees lower temperatures, with a minimum of 0°C (32°F) and a maximum of 24°C (76°F), averaging at 11°C (51°F). Precipitation decreases slightly to 57 mm (2.2 in) over the same number of days but comes with increased humidity at 88%. For more detailed insights on October weather, check out Sankt Goar weather in October.

May and November present contrasting weather experiences. In May, temperatures range from a chilly 0°C (31°F) at night to a warm 31°C (89°F) during the day, with an average of 13°C (55°F). This month also sees a relatively high level of precipitation at 71 mm (2.8 in) over 12 days, accompanied by a humidity level of 76%. In stark contrast, November has cooler temperatures with a minimum of -3°C (27°F) and a maximum of 19°C (67°F), averaging around 5°C (42°F). This month experiences less precipitation at 48 mm (1.9 in) across 11 days, but higher humidity at 90%. For more details on November weather, check out Sankt Goar weather in November.

May and December present starkly contrasting weather conditions. In May, temperatures fluctuate from a minimum of 0°C (31°F) to a comfortable average of 13°C (55°F), peaking at 31°C (89°F). The month experiences a fair amount of rain, totaling 71 mm (2.8 in) over approximately 12 days, with humidity levels sitting at 76%. In contrast, December's climate is notably chillier, featuring a minimum temperature of -6°C (22°F) and an average of only 3°C (38°F), with a maximum reaching 13°C (56°F). This month also receives more precipitation, amounting to 98 mm (3.9 in) over 17 days, and has higher humidity at 92%. For a closer look at December's weather patterns in the region, you can visit Sankt Goar weather in December.

Compare Sankt Goar's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Sankt Goar

May in Sankt Goar marks a vibrant transition into warmer weather, showcasing a delightful mix of mild temperatures and increasing sunlight. Unlike the chill of winter and the cooler spring months, temperatures can soar to 31°C (89°F), making outdoor activities particularly enjoyable. While it still experiences some rainfall—averaging 71 mm over 12 days—the overall ambiance is far from dreary, with humidity levels at 76% contributing to a refreshing atmosphere. This month serves as an ideal time for visitors to embrace the lush landscapes and cultural richness of the region, setting the stage for the warmer summer ahead. For further insights into the annual trends of temperature and precipitation, explore our detailed overview at Sankt Goar Climate.