May Weather in Wetzlar, Germany

Last updated: February 26, 2025

May in Wetzlar, Germany brings a delightful range of weather, with temperatures soaring to a maximum of 31°C (88°F), while the average hovers around a comfortable 13°C (56°F). The month is characterized by variable conditions, featuring a minimum temperature dropping to -1°C (31°F). With 77 mm (3.0 in) of precipitation over 12 days, the air remains 76% humid, contributing to the lushness of the landscape. Whether you're exploring the outdoors or enjoying indoor activities, May in Wetzlar offers a vibrant mix of mild warmth and refreshing showers.

May Temperature in Wetzlar

In Wetzlar, Germany, May ushers in a delightful transition to warmer weather, showcasing a remarkable climatic shift. With minimum temperatures averaging -1°C (31°F), the region begins to shed the last remnants of winter chill. The average warmth rises to 13°C (56°F), offering a pleasant environment for outdoor activities, while maximum temperatures can soar to a remarkable 31°C (88°F), bringing a taste of summer's heat. This month marks a distinct change from the preceding April, where temperatures were mild but not as warm, setting the stage for lush landscapes and vibrant outdoor gatherings. Overall, May serves as an invitation to embrace the outdoors, highlighting the beauty of spring's full bloom in Wetzlar.

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

The chart illustrates May temperature patterns in Wetzlar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec353842495565666659514238
Data source: Temperature data for Wetzlar 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 Wetzlar

In Wetzlar, Germany, May brings a notable uptick in precipitation, with 77 mm (3.0 in) of rain falling across approximately 12 days. This increase contrasts sharply with April's drier climate, which recorded only 38 mm (1.5 in), reflecting a seasonal shift towards wetter weather as spring progresses. The overall trend reveals that May typically serves as a key month for rainfall, often setting the stage for the lush greenery that follows. Notably, this spike in precipitation is consistent with the month’s historical patterns, aligning closely with averages observed in previous years, and marking a transition as the region prepares for the summer months ahead.

May Precipitation Trends in Wetzlar

The chart displays monthly precipitation patterns in Wetzlar, 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.
JanFebMarAprMayJunJulAugSepOctNovDec665972387772727246584899
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Wetzlar

As spring unfolds in Wetzlar, Germany, May brings a noticeable dip in humidity levels, dropping to 76%. This decrease continues the trend of reducing humidity from the peak winter months, where January and February experience a high of 92% and 90%, respectively. The arrival of warmer weather in April, with humidity at 83%, signals a shift towards a more comfortable atmosphere. As summer approaches, June maintains slightly lower humidity at 74%, marking a seasonal transition that invites outdoor activities. Overall, the gradual decline in humidity throughout the spring months indicates a welcoming change, leading into a pleasant, balmy summer in Wetzlar.

May Average Humidity in Wetzlar

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

In May, Wetzlar experiences a notable increase in UV Index, soaring to a high level of 7, which indicates a significant shift from the more moderate conditions of previous months. With a burn time of just 25 minutes, it’s crucial for residents and visitors to take sun safety seriously as exposure levels rise. This trend marks the start of the season when sun protection becomes essential, paving the way for even higher indices in the coming months of June and July. As temperatures warm up, awareness of UV exposure is vital; for more details, check the Wetzlar UV Index for daily updates and safety tips.

Maximum UV Index Levels in Wetzlar for May

The chart shows the monthly maximum UV Index (UVI) for Wetzlar 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.
JanFebMarAprMayJunJulAugSepOctNovDec224578875421
Data source: Wetzlar 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 Wetzlar

May shines brightly in Wetzlar, Germany, boasting 385 hours of sunshine – a delightful peak in the seasonal crescendo of light. As spring unfolds, there's a noticeable increase from April's 343 hours, heralding warmer days and blooming landscapes. This trend continues into June, where sunshine hours rise further to 394, creating a golden pathway towards summer. The gradual ascent from 101 hours in January to the glorious highs of late spring and early summer underscores the vibrant transformation of Wetzlar’s climate. As the sun re-emerges, it invites locals and visitors alike to enjoy the city's picturesque charm, basking in the abundance of daylight and the allure of the season.

Monthly Sunshine Duration in Wetzlar: May Highlighted

The May sunshine duration represents the total number of hours Wetzlar 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.
JanFebMarAprMayJunJulAugSepOctNovDec101h198h265h343h385h394h412h384h320h236h166h112h
Data source: Wetzlar May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Wetzlar During May

In Wetzlar, Germany, the likelihood of sunny weather experiences an interesting trend as the year progresses. Starting from a chilly 10% chance in January, the sun gradually emerges, peaking in March with a 42% chance. However, May sees a decline to 29%, which is notably lower than the additional sunshine seen in early spring. As summer approaches, this pattern remains somewhat consistent, with June and July hovering around 31% and 30% respectively. Overall, while May offers a reasonable chance of sunshine, it reflects a transitional dip before the summery months that typically feature more sunny days.

Percentage of Sunny Days in May in Wetzlar

The chart illustrates the percentage of sunny days in Wetzlar 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 Wetzlar experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec10%31%42%41%29%31%30%29%38%25%15%12%
Data source: Wetzlar May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Wetzlar in May

As spring unfolds into May in Wetzlar, Germany, residents eagerly welcome an increase in daylight that peaks at 15 hours. This month marks a delightful transition from the 13 hours of daylight in April, and the upward trend continues, culminating in the longest days of the year by June. Following a gradual ascent starting from a modest 8 hours in January, the daylight duration reflects the renewal of life and activity in nature. This brightness not only enhances outdoor experiences but also invigorates the spirit, inviting locals to embrace the warmth and joy that comes with longer evenings. As the year progresses towards summer, the retreating daylight in autumn begins to loom, but for now, the vibrancy of May shines brightly in the hearts of Wetzlar's residents.

Average Daylight Hours in Wetzlar for May

The chart illustrates the variation in daylight duration in Wetzlar throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 33m10h 3m11h 55m13h 49m15h 29m16h 20m15h 53m14h 24m12h 33m10h 40m8h 58m8h 4m
Data source: Wetzlar daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Wetzlar

May brings a refreshing shift to the winds of Wetzlar, Germany, with an average speed of 3.4 m/s (8 mph), the highest since January. This uptick in wind speed signals the arrival of warmer weather and longer days, as spring fully takes hold. In contrast to the gentler breezes of April, which averaged only 2.8 m/s (6 mph), May's winds invigorate the landscape and beckon outdoor enthusiasts. It seems the seasonal transition from spring to summer not only brightens the days but also stirs up the air, setting the stage for vibrant outdoor experiences. As summer approaches, Wetzlar can look forward to lighter winds, averaging 2.3 m/s (5 mph) in June, but for now, the lively May winds are a delightful precursor to the sunny days ahead.

Average May Wind Speed in Wetzlar

The chart displays monthly wind speed patterns in Wetzlar, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.33.03.12.83.4 m/s2.32.52.72.12.92.52.9
Data source: Wetzlar May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Wetzlar Compares to Other Months

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

May and January present stark contrasts in weather. In May, temperatures range from a chilly minimum of -1°C (31°F) to a warm maximum of 31°C (88°F), with an average temperature of 13°C (56°F). The month sees approximately 77 mm (3.0 in) of precipitation over 12 days, while humidity levels hover around 76%. In contrast, January experiences much colder conditions, with temperatures dipping as low as -11°C (12°F) and averaging only 2°C (36°F), peaking at 12°C (54°F). Precipitation is slightly lower at 66 mm (2.6 in), also spread over 12 days, but the humidity is noticeably higher at 92%. For more specifics, you can check Wetzlar weather in January.

May presents a significantly milder climate compared to February, featuring average temperatures that range from a chilly 1°C (34°F) at night to a warm 31°C (88°F) during the day. With an average temperature of 13°C (56°F), it is much more conducive to outdoor activities, even though it experiences about 77 mm (3.0 in) of precipitation over 12 days. In contrast, February's weather is characterized by colder temperatures, with nighttime lows dipping to -13°C (9°F) and an average of just 3°C (38°F). Additionally, February sees less precipitation at 59 mm (2.3 in) over 11 days, but the humidity is higher at 90%. For more detailed information about February weather, you can visit Wetzlar weather in February.

When comparing the weather in May and March, a noticeable shift in temperature and conditions emerges. March typically sees colder temperatures, with an average of 6°C (43°F) and lows reaching as low as -12°C (11°F). In contrast, May enjoys milder weather, with average temperatures around 13°C (56°F) and highs soaring to 31°C (88°F). Precipitation levels are relatively similar, with March averaging 72 mm (2.8 in) over 13 days and May totaling 77 mm (3.0 in) across 12 days, though March experiences higher humidity at 87% compared to May's 76%. If you're interested in exploring more about March weather specifics, check out Wetzlar weather in March.

When comparing the weather patterns of April and May, May generally presents milder and more varied conditions. While April temperatures range from a chilly -4°C (26°F) to a maximum of 26°C (79°F), May sees a broader spectrum, with minimums at -1°C (31°F) and highs reaching up to 31°C (88°F). Furthermore, May experiences significantly more precipitation, accumulating 77 mm (3.0 in) over 12 days compared to April's 38 mm (1.5 in) spread over just 7 days. However, it’s interesting to note that in April, humidity is slightly higher at 83%, compared to May's 76%. For more detailed insights into April weather, you can visit Wetzlar weather in April.

May and June offer distinct weather experiences, with June generally being warmer and slightly drier. In May, temperatures range from a chilly minimum of -1°C (31°F) to a maximum of 31°C (88°F), with an average of 13°C (56°F) and 77 mm (3.0 in) of rainfall over 12 days. Conversely, June sees milder temperatures with a minimum of 6°C (44°F) and a maximum of 33°C (92°F), along with an average temperature of 18°C (65°F). Precipitation in June is slightly less at 72 mm (2.8 in) over 11 days, and humidity decreases marginally to 74%. For further details, you can check Wetzlar weather in June.

May and July exhibit quite distinct weather patterns. In May, temperatures range from a chilly minimum of -1°C (31°F) to a comfortable average of 13°C (56°F), with occasional peaks reaching up to 31°C (88°F). The month experiences moderate precipitation, totaling 77 mm (3.0 in) over around 12 days, paired with relatively high humidity levels of 76%. Contrarily, July is warmer, boasting a minimum temperature of 7°C (45°F) and an average of 19°C (66°F), with highs that can soar to 37°C (100°F). While July sees slightly less rainfall at 72 mm (2.8 in) spread over about 11 days, the humidity remains comparable at 74%. For those interested in July's specific weather patterns, more details can be found here: Wetzlar weather in July.

May and August weather shows notable differences in temperature and precipitation patterns. In May, temperatures range from a chilly minimum of -1°C (31°F) to a warm maximum of 31°C (88°F), with an average of 13°C (56°F). This month experiences about 77 mm (3.0 in) of precipitation over 12 days, coupled with a humidity level of 76%. In contrast, August features a more stable temperature range, with a minimum of 7°C (45°F), an average of 19°C (67°F), and a maximum of 34°C (94°F). Precipitation slightly decreases to 72 mm (2.8 in) over 13 days, while humidity remains similar at 75%. The overall warmer climate in August makes it feel more comfortable despite a comparable amount of precipitation. For more details, you can check Wetzlar weather in August.

In May, temperatures range significantly from a chilly minimum of -1°C (31°F) to a warm maximum of 31°C (88°F), with an average temperature of 13°C (56°F). The month experiences substantial rainfall, with 77 mm (3.0 in) spread over 12 days, contributing to a relatively humid atmosphere with 76% humidity. In contrast, September sees slightly milder temperatures, with a minimum of 3°C (37°F), an average of 15°C (59°F), and a maximum of 32°C (90°F). Precipitation decreases to 46 mm (1.8 in) over about 8 days, accompanied by a higher humidity level of 82%. For more detailed information, check out Wetzlar weather in September.

May and October present distinct weather contrasts. In May, temperatures range from a chilly -1°C (31°F) to a warm 31°C (88°F), with an average of 13°C (56°F). This month experiences 77 mm (3.0 in) of precipitation over about 12 days, resulting in a humidity level of 76%. In contrast, October sees cooler temperatures, with a minimum of -1°C (31°F) and a maximum of 25°C (78°F), averaging around 11°C (51°F). Rainfall decreases to 58 mm (2.3 in) over the same number of days but with a higher humidity level of 88%. For more details on October weather, you can visit Wetzlar weather in October.

May and November exhibit distinct weather characteristics, making them quite different from one another. In May, temperatures can range from a chilly -1°C (31°F) at night to a warm 31°C (88°F) during the day, with an average temperature of 13°C (56°F), and humidity levels sit at a moderate 76%. The month sees around 77 mm (3.0 in) of precipitation spread over 12 days.

In contrast, November brings cooler temperatures, with nighttime lows dropping to -4°C (25°F) and daytime highs reaching a maximum of only 20°C (68°F). The average temperature in November is significantly lower at 5°C (42°F), accompanied by higher humidity levels at 90%. Rainfall is reduced compared to May, totaling 48 mm (1.9 in) over the same number of days. For more details on November weather patterns, you can check Wetzlar weather in November.

May and December present contrasting climates, with May typically warmer and more variable. In May, temperatures range from a chilly -1°C (31°F) at night to a pleasant 31°C (88°F) during the day, with an average of 13°C (56°F). The month experiences around 77 mm (3.0 in) of precipitation over 12 days, coupled with a humidity level of 76%. In contrast, December is much cooler, with temperatures fluctuating from a low of -7°C (20°F) to a high of only 14°C (57°F), averaging around 3°C (38°F). Rainfall increases to 99 mm (3.9 in) over 17 days, and humidity rises significantly to 92%. For more details on the December weather specifics, check out Wetzlar weather in December.

Compare Wetzlar's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Wetzlar

As May unfolds in Wetzlar, the weather marks a refreshing transition from the chill of spring to the warm embrace of early summer. With maximum temperatures soaring to 31°C (88°F), the month offers a delightful opportunity to enjoy outdoor activities, although early mornings and late evenings may still carry a bite with average lows around 13°C (56°F). Expect a bit of rain, as 77 mm (3.0 in) falls over approximately 12 days, contributing to the region's characteristic humidity of 76%. This blend of warmth, occasional showers, and crisp air sets May apart from the typically cooler and drier months that precede it. For more insights on the seasonal weather patterns, visit Wetzlar Climate.