Last updated: February 26, 2025
In May, Mainz, Germany experiences a vibrant transition into spring, showcasing a remarkable maximum temperature of 32°C (90°F), while the average temperature hovers around a comfortable 14°C (57°F). However, this month also brings a touch of unpredictability, with minimum temperatures dipping to 0°C (33°F). Rainfall is a factor, contributing a total of 71 mm (2.8 in) over approximately 12 days, resulting in a humidity level of 79% that lends a fresh, invigorating feel to the atmosphere. May in Mainz is a delightful mix of warm days and refreshing showers, making it a perfect time to enjoy the city's blossoming landscapes.
May in Mainz, Germany, marks a delightful transition into warmer weather, with temperatures steadily climbing from the chill of winter. The month begins with minimums around 0°C (33°F), while the average temperature rises to a pleasant 14°C (57°F), peaking at a balmy 32°C (90°F). This represents a significant increase from April's averages, highlighting May as the beginning of the sunny season. With these mild conditions, it's no wonder that locals and visitors alike flock to enjoy outdoor activities, making it a vibrant time in the city as nature bursts into bloom and the days grow longer.
May marks a significant shift in precipitation for Mainz, Germany, with 71 mm (2.8 in) of rainfall over 12 days, showcasing a noticeable increase from April's 34 mm during just 7 days of rain. This uptick is reflective of the transition into the wetter months of late spring, as May typically acts as a bridge leading towards the summer's peak. The rainfall this month contributes to a lively, green landscape, evidenced by a surge in both precipitation and frequency of rainy days compared to its predecessor. The consistent pattern of increase in rainfall from April through June suggests that the region is conducive to growth and vibrancy at this time of year, all while hinting at the approaching summer season characterized by even higher precipitation levels.
In May, humidity in Mainz, Germany, typically hovers around 79%, marking a notable decline from the dampness experienced in the earlier months of the year. This gradual drop from 91% in January to 83% in April sets the stage for a more pleasant spring, making May one of the drier months compared to its humidity-heavy counterparts. However, as summer approaches, humidity levels begin to rise again in June, illustrating a seasonal ebb and flow. This trend highlights Mainz's shift from the cooler, more humid winter months to a gradually warming climate, setting the scene for lush greenery and vibrant blooms, while still retaining the crisp freshness that characterizes late spring.
As spring gives way to summer in Mainz, Germany, the UV Index sees a significant rise in May, jumping to 8, marking a transition to very high exposure levels. This change dramatically reduces the safe burn time to just 15 minutes, highlighting the importance of sun protection during outdoor activities. The increase from earlier months shows a clear upward trend, as April's moderate UV Index of 5 only allowed for longer exposure without risk. With the summer months ahead maintaining a high UV Index, it's essential to stay vigilant in safeguarding your skin. For more details on UV levels throughout the year, visit Mainz UV Index.
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As May unfolds in Mainz, the city basks in the warmth of longer days, with 382 hours of sunshine illuminating the vibrant streets and infusing life into parks and outdoor cafes. This month stands out as a significant peak in sunlight hours, following a steady upward trend from the dreary gray of January's 108 hours, where winter still held sway. After the gradual increase to 344 hours in April, May's sunny embrace signals not only the arrival of spring but also a hint of summer's warmth just around the corner. With each passing month, the city transforms—inviting locals and visitors alike to revel in the lush greenery and blooming flowers, making May a delightful transition toward the sun-drenched days of summer that follow in June and July.
In Mainz, Germany, the likelihood of sunny weather experiences a modest dip in May, with the chances hovering around 31%. This percentage follows a slight decrease from the earlier spring months, where March and April offered more promising prospects for sunshine at 45% and 44% respectively. Interestingly, May's sunny probabilities align with those of the summer months, such as June and July, which maintain a steady 33% chance. However, as the seasons transition to autumn, the likelihood drops to 41% in September, before dwindling further toward the year's end. Thus, while May may not be the sunniest month, it holds its own amidst fluctuating trends, offering a refreshing spring charm before summer's arrival.
As spring blooms into summer, May in Mainz, Germany, welcomes an impressive 15 hours of daylight, marking a significant increase from the more subdued 13 hours in April. This upward trend in daylight mirrors the invigorating spirit of nature as the days become longer and brighter. Following this peak, daylight gradually tapers off into summer, with June boasting the longest stretch at 16 hours, before gently declining as autumn approaches. The progression clearly illustrates a seasonal rhythm, where each month builds on the last, inviting residents and visitors alike to enjoy the outdoors and soak in the vibrant energy of this picturesque city during its sunniest times.
In May, the winds in Mainz, Germany, pick up slightly, boasting an average speed of 3.4 m/s (8 mph), making it one of the breezier months of the year. This marks a notable increase from the preceding months, particularly April’s calmer 2.7 m/s (6 mph). As spring blossoms into summer, the invigorating winds of May bring a refreshing change, signifying a transition towards warmer weather. Interestingly, while the wind plays a prominent role in May, it subsequently decreases in June, dropping to 2.2 m/s (5 mph). This brief surge in breeze highlights May as a pivotal time when nature’s energy begins to ramp up, offering residents and visitors alike a taste of the lively days ahead.
The weather in Mainz 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 Mainz and find detailed weather information for every month.
May and January present contrasting weather patterns. In May, temperatures range from a chilly 0°C (33°F) at night to a warm 32°C (90°F) during the day, with an average temperature of 14°C (57°F). The month sees about 71 mm (2.8 in) of precipitation spread over 12 days, accompanied by a humidity level of 79%. In stark contrast, January is much colder, with temperatures dipping as low as -9°C (15°F) and peaking at 13°C (55°F), resulting in an average of only 2°C (37°F). January experiences slightly less precipitation at 56 mm (2.2 in) over 11 days, but the humidity is higher at 91%. For a detailed look at the weather in January, visit Mainz weather in January.
May and February present quite contrasting weather conditions. In May, temperatures range from a minimum of 0°C (33°F) to a pleasant maximum of 32°C (90°F), with an average around 14°C (57°F), making it significantly warmer than February, which sees temperatures ranging from a chilly minimum of -11°C (13°F) to a maximum of 18°C (65°F) and an average of 4°C (39°F). While May experiences higher precipitation of 71 mm (2.8 in) over 12 days, February has slightly lower precipitation at 52 mm (2.0 in) over 11 days. Additionally, humidity is slightly lower in May at 79%, compared to a higher 89% in February. For more detailed insights, you can visit Mainz weather in February.
In comparing the weather of March and May, we observe a significant increase in temperature as spring progresses into the warmer month. March's temperatures range from a minimum of -11°C (13°F) to a maximum of 22°C (72°F), with an average of 6°C (44°F). In contrast, May features a minimum of 0°C (33°F) and can heat up to 32°C (90°F), averaging 14°C (57°F). Additionally, May brings slightly more precipitation, totaling 71 mm (2.8 in) over 12 days, compared to March's 63 mm (2.5 in) over 13 days. Humidity levels also drop from 87% in March to 79% in May, contributing to a drier and more comfortable atmosphere as the month progresses. For a deeper look at the weather patterns in March, check out Mainz weather in March.
In comparing the weather of April and May, we see a noticeable shift towards warmer temperatures in May. The minimum temperature rises from -4°C (26°F) in April to 0°C (33°F), while the average temperature increases from 10°C (50°F) to 14°C (57°F). May can also reach significantly higher maximum temperatures of up to 32°C (90°F), compared to April's peak of 27°C (80°F). Despite having more precipitation in May—71 mm (2.8 in) over 12 days versus April's 34 mm (1.3 in) over 7 days—the humidity is relatively similar, with May at 79% and April slightly higher at 83%. For a more detailed look at April weather, check out Mainz weather in April.
When comparing the weather in May and June, we see a notable increase in average temperatures and humidity levels. May experiences minimum temperatures of 0°C and averages around 14°C, while June starts off at a higher minimum of 7°C and averages 19°C. Additionally, June can reach maximum temperatures of up to 36°C, significantly warmer than May’s high of 32°C. Precipitation is slightly higher in June at 76 mm, compared to May's 71 mm, though the number of rainy days remains similar. Humidity also sees an uptick from 79% in May to 82% in June, contributing to a more humid feel as summer approaches. For a more detailed look at June weather, you can check Mainz weather in June.
May and July showcase contrasting weather patterns, with July generally being warmer and slightly more humid. In May, temperatures range from a chilly 0°C (33°F) at night to a comfortable average of 14°C (57°F) during the day, peaking at 32°C (90°F). The month experiences about 71 mm (2.8 in) of precipitation over approximately 12 days, coupled with humidity levels around 79%. In contrast, July features milder nights with a minimum temperature of 8°C (47°F) and a higher average temperature of 20°C (69°F), reaching extremes of 39°C (103°F). Although July sees slightly less precipitation at 64 mm (2.5 in) over roughly 11 days, the humidity rises to 83%, contributing to the summer's warmth. For more specific insights, check out Mainz weather in July.
In May, the weather showcases a wider temperature range, with minimal temperatures dropping to 0°C (33°F) and maximums reaching up to 32°C (90°F). The average temperature sits at a mild 14°C (57°F), accompanied by a relatively high humidity level of 79% and 71 mm (2.8 in) of precipitation over 12 days. In contrast, August sees a warmer climate with minimum temperatures at 7°C (44°F) and maximum temperatures peaking at 36°C (96°F), averaging around 20°C (68°F). Despite the increased warmth, August has slightly lower precipitation at 60 mm (2.3 in) over the same number of wet days, but a higher humidity level of 84%. For more specifics on August weather conditions, check out Mainz weather in August.
May and September exhibit distinct weather patterns. In May, temperatures range from a low of 0°C (33°F) to a high of 32°C (90°F), with an average temperature of 14°C (57°F). The month sees more precipitation, accumulating 71 mm (2.8 in) over approximately 12 days, and a humidity level of 79%. In contrast, September has a slightly milder temperature range, from a minimum of 3°C (37°F) to a maximum of 33°C (91°F), averaging 16°C (61°F). This month experiences less rainfall, totaling 45 mm (1.8 in) across about 7 days, while humidity rises to 85%. For more detailed weather patterns, check Mainz weather in September.
May and October present contrasting weather experiences. In May, temperatures range from a chilly 0°C (33°F) at night to a warm maximum of 32°C (90°F) during the day, with an average of 14°C (57°F). This month sees a fair amount of precipitation, totaling 71 mm (2.8 in) over about 12 days, and the humidity is relatively high at 79%.
In contrast, October features cooler temperatures with minimums also at 0°C (32°F) but peaking at only 26°C (79°F) during the day and averaging 11°C (52°F). It experiences less precipitation, with 53 mm (2.1 in) over 11 days, and a slightly higher humidity level of 88%. The shifts in temperature and precipitation reflect the transition from spring to autumn, making each month unique in its own right. For more details, you can check Mainz weather in October.
May and November exhibit contrasting weather patterns, making each month unique in its own right. In May, temperatures range from a crisp minimum of 0°C (33°F) to a warm maximum of 32°C (90°F), with an average temperature of 14°C (57°F). This month experiences relatively high humidity at 79% and sees about 71 mm (2.8 in) of precipitation over 12 days. In contrast, November is cooler, with temperatures dipping from a minimum of -4°C (25°F) up to a maximum of 21°C (70°F) and an average of just 6°C (43°F). Although it enjoys slightly less rainfall, with 47 mm (1.9 in) over 11 days, humidity rises to 89%. For a more detailed look at November weather conditions, you can visit Mainz weather in November.
May and December showcase stark contrasts in weather conditions. In May, temperatures range from a pleasant minimum of 0°C (33°F) to a comfortable maximum of 32°C (90°F), with an average of 14°C (57°F). The month sees an average precipitation of 71 mm (2.8 in) over about 12 days, and humidity levels sit at 79%. In contrast, December experiences colder temperatures, with a minimum of -6°C (21°F) and a maximum of 14°C (58°F), averaging at just 4°C (39°F). This month has higher precipitation at 94 mm (3.7 in) spread across 17 days, accompanied by increased humidity at 91%. For more insights on December weather, visit Mainz weather in December.
As May unfolds in Mainz, the weather starts to shift dramatically from the cooler embrace of spring, showcasing warmer temperatures that encourage outdoor activities. With an average temperature significantly rising, May experiences a delightful mix of pleasant warmth interspersed with occasional rain, making it a vibrant time to enjoy the blossoming nature. The humidity levels peak around this time, adding a certain richness to the air. Unlike the harsher winter months, the pleasant spring sunshine and the fresh scent of rain create a unique atmosphere perfect for exploring the city's charm. For a deeper look into the weather patterns throughout the year, check out Mainz Climate.