May Weather in Calw, Germany

Last updated: February 26, 2025

In Calw, Germany, May showcases a delightful range of temperatures, with a notable maximum of 29°C (85°F) and a pleasant average of 13°C (55°F), while cooler nights can dip to a minimum of -1°C (31°F). Precipitation trends reflect the region's lush spring, with 112 mm (4.4 in) of rainfall over 16 days, contributing to the vibrant scenery. Coupled with a humidity level of 79%, this month offers a refreshing contrast of warmth and moisture, embodying the essence of May in the picturesque landscapes of Calw.

May Temperature in Calw

In Calw, Germany, May marks a spectacular transition into warmer weather, with temperatures reaching a delightful average of 13°C (55°F), a significant rise from the cooler months. The minimum temperature settles around -1°C (31°F), while the maximum can soar to a pleasant 29°C (85°F), hinting at the warm days ahead. This month also showcases a notable upward trend in temperatures as it bridges spring into summer, with daytime highs often encouraging outdoor activities and exploration. As the landscape blossoms and the air warms, Calw becomes a charming destination, inviting both locals and visitors to enjoy the pleasant embrace of early summer.

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

The chart illustrates May temperature patterns in Calw, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec343742495564666658514137
Data source: Temperature data for Calw 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 Calw

In May, Calw, Germany experiences a notable increase in precipitation, with 112 mm (4.4 in) of rainfall spread over 16 days. This marks a significant contrast to the previous month, April, which saw just 52 mm (2.0 in) of rain over 9 days. The uptick in both the amount and frequency of rainy days heralds the onset of late spring, characterized by lush landscapes and vibrant blossoms. With rainfall continuing to rise into June, where it reaches 114 mm (4.5 in), May stands out as a month that embraces the dynamic shift from the drier, cooler months of early spring to the wetter warmth of summer, setting the stage for a vibrant and flourishing environment.

May Precipitation Trends in Calw

The chart displays monthly precipitation patterns in Calw, 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.
JanFebMarAprMayJunJulAugSepOctNovDec92839952112114107111668762123
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Calw

In Calw, Germany, the month of May marks a notable shift in humidity levels, with an average of 79%, representing a welcome dip from the higher percentages seen earlier in the year. Following the trend of decreasing humidity from January's 91% through to April's 83%, May offers a more comfortable atmosphere as spring unfolds. This decline in moisture continues into June, where humidity rises slightly to 82%. The journey through the months reveals a pattern of high humidity in the winter and early spring, gradually easing as summer approaches, creating an inviting environment for outdoor activities.

May Average Humidity in Calw

This chart illustrates the average monthly humidity levels in Calw, 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.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%83%79%82%83%84%86%88%89%91%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Calw

As spring transitions into summer, the UV Index in Calw, Germany reaches notable heights in May, soaring to 8, categorizing it as very high. This marks a significant increase from the moderate levels earlier in the year, with burn time decreasing to just 15 minutes. By May, the sun's intensity demands greater attention to skin protection, underscoring the importance of sunscreen and proper clothing to shield against harmful UV rays. This upward trend in UV exposure continues into the summer months, making it essential for residents and visitors to stay informed about sun safety. For more detailed information on UV levels and sun protection, visit Calw UV Index.

Maximum UV Index Levels in Calw for May

The chart shows the monthly maximum UV Index (UVI) for Calw 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.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Calw 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 Calw

In Calw, Germany, May shines brightly as a peak of sunshine hours, boasting an impressive 381 hours. This month not only marks a vibrant leap from April's 346 hours, but also sets the stage for the sun-soaked days of summer ahead. Following May, June takes the lead with 390 hours, indicating a consistent upward trend in sunshine as the year progresses. The data reveals a clear seasonal pattern—while winter months are cloaked in gray with only 132 hours in January, the arrival of spring and summer ignites a gradual increase, culminating in the sunniest months of July and August. This delightful progression highlights the charm of Calw's warmer months, inviting residents and visitors alike to bask in the sunshine and revel in the beauty of the outdoors.

Monthly Sunshine Duration in Calw: May Highlighted

The May sunshine duration represents the total number of hours Calw 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.
JanFebMarAprMayJunJulAugSepOctNovDec132h205h279h346h381h390h411h377h318h263h194h147h
Data source: Calw May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Calw During May

As May unfolds in Calw, Germany, the likelihood of sunny weather begins to wane slightly, with a 31% chance of sunshine. This marks a dip from the increasing trend observed in April, when sunny days peaked at 47%. While May's probabilities suggest a somewhat cloudier outlook, it's still significantly brighter than the long, gloomy winter months, including January's mere 12%. This transitional month serves as a bridge, hinting at the sunnier days to come in June and July, which both hold a 31% chance of sun, maintaining the promise of pleasant weather as summer approaches. The overall pattern illustrates a progressive shift from winter's grayness toward the more vibrant and sunny months ahead.

Percentage of Sunny Days in May in Calw

The chart illustrates the percentage of sunny days in Calw 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 Calw experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec12%40%41%47%31%31%37%34%46%34%26%19%
Data source: Calw May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Calw in May

As spring blossoms into summer, Calw, Germany, experiences a remarkable increase in daylight hours that brightens the landscape and elevates the mood. In May, the days stretch to a welcoming 15 hours, building on April's 13 hours and heralding the approach of summer's peak. This vibrant transition sets the stage for June's longest days, with 16 hours of sunlight, before gradually tapering off through the summer months. The trend illustrates a clear rhythm of nature, where longer days invigorate the spirit, allowing residents and visitors alike to bask in the warmth and brightness before the daylight hours begin their descent again in the fall. The gradual increase in sunlight not only enhances outdoor activity but also reflects the changing seasons, marking May as a pivotal point in Calw’s annual cycle of light.

Average Daylight Hours in Calw for May

The chart illustrates the variation in daylight duration in Calw throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 45m10h 10m11h 55m13h 43m15h 17m16h 5m15h 39m14h 16m12h 32m10h 44m9h 9m8h 18m
Data source: Calw daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Calw

As May arrives in Calw, Germany, the winds pick up slightly, averaging 3.6 m/s (8 mph), making it one of the breezier months of the year. This gentle gustiness follows a notable decline during the preceding months, particularly in April when the average dipped to a calm 2.7 m/s (6 mph). The increase in wind speed in May not only signals the transition into warmer days but also sets the stage for the summer months that generally see lower winds. Interestingly, June experiences a significant drop to 2.1 m/s (5 mph), indicating a consistent pattern where early summer reflects more tranquil breezes. Overall, May stands out in the annual cycle, bridging the shift between the cooler, more blustery spring and the mild, still days of summer.

Average May Wind Speed in Calw

The chart displays monthly wind speed patterns in Calw, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.53.03.02.73.6 m/s2.12.32.52.02.62.53.1
Data source: Calw May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Calw Compares to Other Months

The weather in Calw 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 Calw 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 pleasant maximum of 29°C (85°F), with an average of 13°C (55°F). The month experiences significant rainfall, totaling 112 mm (4.4 in) over 16 days, alongside a humidity level of 79%. In comparison, January features much colder conditions, with temperatures dipping as low as -21°C (-6°F) and averaging just 1°C (34°F). Although January sees relatively less precipitation at 92 mm (3.6 in) over 13 days, the humidity is higher at 91%, contributing to a more pervasive cold. For a more detailed look at January weather, check out Calw weather in January.

May and February showcase a stark contrast in weather patterns. In May, temperatures range from a chilly -1°C (31°F) at night to a warm 29°C (85°F) during the day, with an average of 13°C (55°F). This month experiences about 112 mm (4.4 in) of precipitation spread over 16 days, accompanied by a humidity level of 79%. In contrast, February's temperatures hover significantly lower, with a minimum of -18°C (1°F), a daytime high of 19°C (67°F), and an average of 3°C (38°F). It sees less precipitation at 83 mm (3.3 in) over 11 days and slightly higher humidity at 89%. For a detailed look at February weather, you can visit Calw weather in February.

In comparing the weather conditions of May and March, it is evident that May offers a much warmer climate, with average temperatures rising to 13°C (55°F) and daytime highs reaching up to 29°C (85°F). In contrast, March experiences a colder environment, with average temperatures around 5°C (42°F) and minimum lows dipping to -19°C (-2°F). While both months see significant precipitation—112 mm (4.4 in) in May and 99 mm (3.9 in) in March—March has a slightly higher humidity level at 87%, compared to May's 79%. For a closer look at March's weather, you can visit Calw weather in March.

Comparing the weather in April and May reveals some notable differences. In April, temperatures range from a minimum of -5°C (24°F) to a maximum of 26°C (79°F), with an average of 9°C (49°F) and relatively low precipitation at 52 mm (2.0 in) over 9 days. In contrast, May experiences a much wider temperature range, with lows of -1°C (31°F) and highs reaching 29°C (85°F), averaging 13°C (55°F). However, May is also wetter, receiving 112 mm (4.4 in) of rain over 16 days, and has slightly lower humidity at 79% compared to April's 83%. For a more detailed look at April's weather specifics, visit Calw weather in April.

May and June exhibit distinct weather patterns, with June generally experiencing warmer temperatures. In May, temperatures range from a chilly minimum of -1°C (31°F) to an average of 13°C (55°F), peaking at a comfortable 29°C (85°F). This month also sees a fair amount of precipitation, totaling 112 mm (4.4 in) over 16 days, with humidity averaging around 79%. In contrast, June starts off warmer with minimum temperatures of 5°C (41°F), an average of 18°C (65°F), and an upper limit of 33°C (91°F). While both months receive similar amounts of rainfall—114 mm (4.5 in) over 14 days—June tends to feel slightly more humid at 82%. For more detailed insights, you can check Calw weather in June.

In comparing the weather of May and July, we see a significant transition in temperatures and conditions. May starts off with cooler temperatures, ranging from a minimum of -1°C (31°F) to a maximum of 29°C (85°F), with an average of 13°C (55°F). The month experiences relatively high humidity at 79% and notable precipitation, totaling 112 mm (4.4 in) over 16 days.

In contrast, July showcases a warmer profile, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 34°C (94°F) and an average of 19°C (66°F). While July has slightly less precipitation at 107 mm (4.2 in) over 14 days, it does see a slight increase in humidity at 83%. For those interested in more detailed July conditions, you can check out Calw weather in July.

May and August present contrasting weather patterns, showcasing the transition from spring to summer. In May, temperatures range from a chilly minimum of -1°C (31°F) to a pleasant maximum of 29°C (85°F), with an average of 13°C (55°F). The month experiences substantial precipitation, totaling 112 mm (4.4 in) over 16 days, and a humidity level of 79%. In contrast, August is generally warmer, with temperatures varying from a minimum of 5°C (42°F) to a high of 34°C (93°F), averaging 19°C (66°F). The precipitation remains similar at 111 mm (4.4 in) and also spans 16 days, but with slightly higher humidity at 84%. For more details on August weather, you can check Calw weather in August.

In comparing the weather of May and September, both months experience similar maximum temperatures, reaching up to 29°C (85°F) and 29°C (84°F), respectively. However, May tends to be slightly warmer on average, with temperatures typically around 13°C (55°F) compared to September's average of 14°C (58°F). May sees significantly more precipitation, with 112 mm (4.4 in) falling over 16 days, while September has only 65 mm (2.6 in) over 12 days. The humidity levels are also quite high in both months, at 79% in May and 85% in September, contributing to a generally moist atmosphere. For more detailed weather insights, check out Calw weather in September.

May and October present contrasting yet appealing weather patterns. In May, temperatures vary more significantly, ranging from a chilly -1°C (31°F) at night to a warm 29°C (85°F) during the day, with an average temperature of 13°C (55°F). The month also sees substantial rainfall, with 112 mm (4.4 in) spread across 16 days, resulting in a humidity level of 79%.

In contrast, October's temperatures are generally cooler, with a maximum of 24°C (76°F) and an average of 10°C (51°F), while still experiencing the same minimum night temperature of -1°C (30°F). Rainfall is less frequent, totaling 86 mm (3.4 in) over 13 days, but the humidity rises slightly to 88%. For a more detailed look at October conditions, check out Calw weather in October.

May and November present distinct weather patterns, with May typically offering warmer temperatures and more variability. In May, temperatures range from a chilly 1°C (31°F) to a warm 29°C (85°F), with an average of 13°C (55°F). The month experiences significant rainfall, averaging 112 mm (4.4 in) over approximately 16 days, with humidity at 79%. In contrast, November sees cooler temperatures, with a minimum of -4°C (25°F) and a maximum of 21°C (70°F), averaging just 5°C (41°F). Precipitation decreases to 62 mm (2.4 in) over 11 days, and humidity rises slightly to 89%. For a more detailed look at November's climate, check out Calw weather in November.

May and December showcase contrasting weather patterns. In May, temperatures range from a minimum of -1°C (31°F) to a maximum of 29°C (85°F), with an average of 13°C (55°F). The month experiences approximately 112 mm (4.4 in) of precipitation over 16 days, accompanied by a humidity level of 79%. In contrast, December presents much colder conditions, with temperatures dropping to a minimum of -10°C (15°F) and reaching a maximum of 13°C (56°F), averaging around 3°C (37°F). This month sees slightly higher precipitation at 123 mm (4.8 in) over 18 days, coupled with increased humidity levels at 91%. For more insights into December weather, you can explore Calw weather in December.

Compare Calw's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Calw

As May unfolds in Calw, the weather begins to shift dramatically from the chill of winter to the warmth of summer. This month boasts warmer temperatures, reaching pleasant highs that typically invite outdoor activities, contrasting sharply with the cooler spring months. However, it also brings increased precipitation, with nearly half of the month experiencing rain, creating a lush, green landscape. The relatively high humidity can make the air feel heavier, but it’s balanced by bright, blooming environments. For those planning their visit or looking to understand Calw’s climate, the dynamic May conditions mark a refreshing transition worth experiencing. For more detailed insights, visit Calw Climate.