May Weather in Wieliczki, Poland

Last updated: August 27, 2025

In Wieliczki, Poland, May showcases a dynamic climate, with temperatures ranging from a minimum of -1°C (30°F) to a maximum of 29°C (84°F), resulting in an average of 12°C (54°F). Visitors can expect a touch of spring with an average humidity of 58% adding to the refreshing atmosphere. However, this month also brings 74 mm (2.9 in) of rainfall spread over 12 days, making it essential to pack for both sunshine and showers. Overall, May in Wieliczki presents a delightful blend of warm days and cool nights, perfect for exploring the charm of this historic town.

May Temperature in Wieliczki

In Wieliczki, Poland, May marks a delightful transition into spring, with temperatures beginning to warm significantly after the biting winter months. The average temperature rises to a comfortable 12°C (54°F), while daytime highs can reach an inviting 29°C (84°F), making it a perfect time to enjoy the blooming landscapes. With nighttime lows hovering around -1°C (30°F), the crisp evenings provide a refreshing contrast to the day's warmth. This month showcases a clear upward trend in temperatures from the chilly depths of winter, signaling the approach of summer and inviting outdoor activities in this picturesque region.

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

The chart illustrates May temperature patterns in Wieliczki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wieliczki, 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).
JanFebMarAprMayJunJulAugSepOctNovDec293036455464656456484032
Data source: Temperature data for Wieliczki 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 Wieliczki

May brings a notable increase in precipitation to Wieliczki, Poland, with 74 mm (2.9 in) of rainfall over 12 days. This uptick marks a significant leap from previous months, where April saw just 44 mm (1.7 in) over 10 days. The lush, verdant landscape of spring is nourished by this generous moisture, contrasting with the relatively dry spells of winter and early spring. As temperatures rise and nature awakens, May stands out as a pivotal month, laying the groundwork for the wetter summer months ahead. The sustained rainfall not only invigorates the flora but also sets the stage for the heavier precipitation that follows in July, where the average jumps to 98 mm (3.9 in), showcasing a clear upward trend in precipitation as the season progresses.

May Precipitation Trends in Wieliczki

The chart displays monthly precipitation patterns in Wieliczki, 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 Wieliczki, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec463946447561988469684259
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Wieliczki

As spring transitions into summer in Wieliczki, Poland, May brings a noticeable dip in humidity levels, averaging 58%—a refreshing change from the preceding months. This significant drop from 76% in April heralds a more comfortable climate, setting the stage for outdoor activities. Following May, June continues this trend with a slight decrease to 56%, while the humidity begins to stabilize around the low 60s during the peak summer months of July and August. This pattern reflects a seasonal shift where the air feels drier and more pleasant, making May an ideal time to enjoy the blooming landscapes and vibrant local festivities.

May Average Humidity in Wieliczki

This chart illustrates the average monthly humidity levels in Wieliczki, 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 Wieliczki is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%87%76%58%56%59%60%71%86%90%93%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Wieliczki

As spring transitions into summer, the UV Index in Wieliczki, Poland highlights an upward trend in sun exposure. In May, the UV Index reaches 6, falling into the high exposure category, which signals a significant shift from the moderate levels of the preceding months. With a burn time of just 25 minutes, it's essential for residents and visitors to be cautious while enjoying the outdoors. This month serves as a reminder that as the sun strengthens, proper sun protection becomes increasingly important. For more detailed information, check out the Wieliczki UV Index.

Maximum UV Index Levels in Wieliczki for May

The chart shows the monthly maximum UV Index (UVI) for Wieliczki 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 Wieliczki typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124567765321
Data source: Wieliczki 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 Wieliczki

In Wieliczki, Poland, May shines brightly as a pivotal month in the annual sunshine calendar, boasting 414 hours of glorious sunlight. This remarkable increase from 336 hours in April embodies the region's transition into a vibrant summer. The trend continues into June with its peak at 440 hours, illustrating how the days grow longer and warmer as spring gracefully hands over the reins to summer. Interestingly, after May, there is a slight decrease in sunshine, particularly noticeable in July and August, which retain substantial hours but take a dip compared to June. As the year progresses into the fall, sunshine hours decrease significantly, dropping to 119 hours by December. This data reflects not only the seasonal shifts but also the enchanting rhythm of nature in Wieliczki, where May stands out as a beacon of warmth and vitality.

Monthly Sunshine Duration in Wieliczki: May Highlighted

The May sunshine duration represents the total number of hours Wieliczki 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.
JanFebMarAprMayJunJulAugSepOctNovDec88h183h260h336h414h440h432h387h299h230h146h119h
Data source: Wieliczki May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Wieliczki During May

In Wieliczki, Poland, the likelihood of sunny weather in May hovers around 34%, relatively stable when compared to the preceding months of April and March, which see chances of 33% and 35%, respectively. As the spring progresses, May does not quite reach the higher probabilities of sunshine found in June, with its remarkable 57% chance, yet it shows a promising improvement from the cold winter months and early spring. This indicates a slow but consistent transition into brighter days, inviting residents and visitors alike to embrace the outdoors as the landscape comes alive with the warmth of spring. Overall, while May offers a respectable chance of sunshine, it’s just a hint of what’s to come in the sunnier summer months ahead.

Percentage of Sunny Days in May in Wieliczki

The chart illustrates the percentage of sunny days in Wieliczki 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 Wieliczki experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec10%27%35%33%34%57%46%24%35%38%15%20%
Data source: Wieliczki May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Wieliczki in May

In Wieliczki, Poland, daylight duration undergoes a captivating transformation throughout the year. Starting with a modest 8 hours in January, the days gradually extend, with February offering 9 hours, and March introducing a noticeable jump to 11 hours. As spring arrives in April, the daylight peaks at 14 hours, setting the stage for the lively month of May, where residents can enjoy a generous 16 hours of sunlight. This trend continues into June, the sunniest month, boasting 17 hours of daylight, before gently tapering off as summer concludes. By August, daylight decreases to 14 hours, gradually diminishing to 12 hours in September and 10 hours in October. The cycle returns to the shorter days of November and December, with just 8 hours and 7 hours of sunlight, reflecting nature's rhythm and the changing seasons in this charming Polish town.

Average Daylight Hours in Wieliczki for May

The chart illustrates the variation in daylight duration in Wieliczki throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 1m9h 46m11h 53m14h 4m16h17h 1m16h 29m14h 44m12h 38m10h 28m8h 31m7h 27m
Data source: Wieliczki daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Wieliczki

In Wieliczki, Poland, the month of May typically experiences a gentle average wind speed of 3.8 m/s (8 mph), consistent with the milder breezes that characterize the spring season. As the year progresses, wind speeds tend to taper off during the summer months, dropping to the lowest average of 2.7 m/s (6 mph) in July. This tranquil summer air contrasts with the brisker winds of late autumn; October and November bring noticeable increases, with average speeds reaching 4.3 m/s (10 mph) and 4.4 m/s (10 mph) respectively. Overall, there’s a distinct seasonal pattern: the winds of Wieliczki are more invigorating in the colder months, while the warmth of summer brings a calm reprieve, inviting residents and visitors to enjoy outdoor activities in the gentle spring and summer air.

Average May Wind Speed in Wieliczki

The chart displays monthly wind speed patterns in Wieliczki, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.63.93.83.93.8 m/s2.82.73.33.74.34.44.1
Data source: Wieliczki May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Wieliczki Compares to Other Months

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

May and January present starkly contrasting weather conditions. In May, temperatures can range from a chilly minimum of -1°C (30°F) to a warm maximum of 29°C (84°F), with an average of 12°C (54°F). The month sees approximately 74 mm (2.9 in) of precipitation over 12 days, accompanied by a moderate humidity level of 58%. In contrast, January is characterized by much colder temperatures, with a minimum of -24°C (-12°F) and a maximum of only 8°C (47°F), averaging at -2°C (29°F). The precipitation in January is lower, totaling 45 mm (1.8 in), also spread over 12 days, but the humidity is significantly higher at 92%. For a more detailed look at the weather conditions in January, visit Wieliczki weather in January.

Comparing the weather in May and February reveals stark contrasts. May typically brings milder temperatures, with a minimum of -1°C (30°F) and an average of 12°C (54°F), peaking at a maximum of 29°C (84°F). In contrast, February is much colder, averaging -1°C (30°F), with lows plunging to -24°C (-10°F) and highs only reaching 11°C (52°F). While May experiences more precipitation at 74 mm (2.9 in) over approximately 12 days, February sees lower precipitation levels at 39 mm (1.5 in) but higher humidity at 90%. To explore February weather in more detail, check out Wieliczki weather in February.

In comparing the weather between May and March, it's clear that May offers significantly warmer temperatures, with a minimum of -1°C (30°F) and an average of 12°C (54°F), compared to March's chilly minimum of -18°C (-1°F) and average of just 2°C (36°F). May also boasts a maximum temperature of 29°C (84°F), making it a much more pleasant month overall. While both months experience similar precipitation days (12), May has a higher total of 74 mm (2.9 in) of rainfall, compared to March's 46 mm (1.8 in). Additionally, May's humidity stands at 58%, which is notably lower than March's higher humidity level of 87%. For more detailed information on March weather, visit Wieliczki weather in March.

In comparing the weather patterns of April and May, May exhibits a broader temperature range, with minimums at -1°C (30°F) and maximums reaching up to 29°C (84°F), contributing to an average of 12°C (54°F). In contrast, April’s temperatures are cooler, ranging from a minimum of -5°C (24°F) to a maximum of 24°C (76°F), resulting in an average temperature of 7°C (45°F). Additionally, May experiences more precipitation overall, totaling 74 mm (2.9 in) over 12 days, compared to April's 44 mm (1.7 in) over 10 days. Notably, while May's humidity levels are lower at 58%, April maintains a higher humidity of 76%, which can make the cooler temperatures feel more intense. For more detailed information on April's conditions, visit Wieliczki weather in April.

May and June present notable differences in weather patterns. May experiences a broader temperature range with minimums dropping to -1°C (30°F) and maximums reaching up to 29°C (84°F), coupled with an average temperature of 12°C (54°F). Precipitation is moderate, averaging 74 mm (2.9 in) across 12 days, while humidity hovers around 58%. In contrast, June brings warmer temperatures, with minimums of 3°C (37°F) and maximums climbing to 32°C (90°F), leading to a more pleasant average of 18°C (65°F). The month is slightly drier, receiving approximately 61 mm (2.4 in) of rainfall over 10 days, alongside a marginally lower humidity level of 56%. For a detailed outlook, you can check Wieliczki weather in June.

May and July exhibit notable differences in weather patterns. In May, temperatures range from a chilly minimum of -1°C (30°F) to a warm maximum of 29°C (84°F), with an average of 12°C (54°F). The month sees a total precipitation of 74 mm (2.9 in) over approximately 12 days, accompanied by a humidity level of 58%. In contrast, July features a milder minimum temperature of 7°C (44°F) and a higher average of 18°C (65°F), reaching a maximum of 31°C (88°F). Rainfall increases to 98 mm (3.9 in) over 13 days, with humidity slightly rising to 59%. For a detailed look at July weather, visit Wieliczki weather in July.

May and August present distinct weather patterns that highlight the transition from spring to summer. In May, temperatures range from a chilly low of -1°C (30°F) to a warm high of 29°C (84°F), with an average of 12°C (54°F). The month sees a total precipitation of 74 mm (2.9 in) over approximately 12 days, and the humidity hovers around 58%. In contrast, August offers milder temperature variations, with minimums around 6°C (43°F), an average of 18°C (65°F), and maximums reaching 31°C (89°F). The precipitation slightly increases to 84 mm (3.3 in) over the same number of days, and humidity rises to 60%. For a deeper dive into the weather specifics of August, you can refer to this link: Wieliczki weather in August.

May and September present distinct yet delightful weather patterns. In May, temperatures can range from a chilly -1°C (30°F) to a warm 29°C (84°F), with an average of 12°C (54°F), and the month sees about 74 mm (2.9 in) of precipitation over 12 days, accompanied by a humidity level of 58%. In contrast, September experiences slightly warmer conditions, with temperatures ranging from 1°C (33°F) to a maximum of 27°C (82°F) and an average of 14°C (57°F). It also has a bit less rainfall, at 69 mm (2.7 in) over 10 days, but with higher humidity at 71%. For more insights on September's weather, you can check Wieliczki weather in September.

May and October present distinct weather patterns, each with its own unique characteristics. In May, temperatures range from a chilly minimum of -1°C (30°F) to a warm average of 12°C (54°F), peaking at a comfortable maximum of 29°C (84°F). This month experiences about 74 mm (2.9 in) of precipitation spread over 12 days, with a moderate humidity level of 58%.

In contrast, October features slightly cooler temperatures, with a minimum of -2°C (28°F) and an average of 9°C (48°F), reaching a maximum of 22°C (73°F). The month sees a little less rain, totaling around 68 mm (2.7 in) over the same number of days, but it comes with higher humidity at 86%. For a detailed look at October weather, check out Wieliczki weather in October.

May and November present distinctly different weather patterns, reflecting the transition from spring to late autumn. In May, temperatures range from a chilly minimum of -1°C (30°F) to a pleasant maximum of 29°C (84°F), with an average of 12°C (54°F) that invites outdoor activities. The month experiences moderate precipitation at 74 mm (2.9 in) over approximately 12 days, accompanied by a comfortable humidity level of 58%.

In contrast, November brings a much cooler climate, with temperatures ranging from a low of -7°C (20°F) to a maximum of 16°C (62°F) and an average temperature of just 4°C (40°F). With less precipitation at 42 mm (1.7 in) across about 11 days, the month is marked by significantly higher humidity levels at 90%, adding to the overall chill in the air. For more detailed information on the specific weather conditions in November, you can visit Wieliczki weather in November.

May and December present distinctly different weather patterns. In May, temperatures range from a chilly -1°C (30°F) at night to a warm 29°C (84°F) during the day, with an average temperature of 12°C (54°F). The month sees around 74 mm (2.9 inches) of precipitation over approximately 12 days, accompanied by a relatively moderate humidity level of 58%. In contrast, December is much colder, with temperatures dropping to a minimum of -13°C (9°F) and only reaching a maximum of 10°C (49°F), averaging around 0°C (32°F). The precipitation is slightly lower at 59 mm (2.3 inches) but still occurs over 12 days, and the humidity spikes to a high 93%, contributing to the winter chill. For a detailed look at December weather, check out Wieliczki weather in December.

Compare Wieliczki's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Wieliczki

As May settles in, Wieliczki experiences a delightful transition into warmer weather, setting itself apart from the cooler months. With temperatures beginning to rise, days become noticeably brighter and more inviting, contrasting sharply with the brisk chill of early spring. While this month sees an average temperature of 12°C, it can peak at a pleasant 29°C, making outdoor activities increasingly appealing. However, visitors should be prepared for some rain, with 12 days of precipitation contributing to the lush greenery that characterizes the region. The humidity, sitting at a comfortable 58%, enhances the overall pleasantness of the season. To learn more about how the weather in May compares to other months, check out Wieliczki Climate.