May Weather in Slanic, Romania

Last updated: August 27, 2025

In Slanic, Romania, the weather in May showcases a vibrant transition into warmer days, with maximum temperatures reaching a pleasant 26°C (80°F). The average temperature settles around 13°C (56°F), while chilly nights can bring temperatures down to a minimum of 0°C (33°F). This month experiences significant precipitation, with a total of 111 mm (4.4 in) spread over 17 days, creating a lush and invigorating landscape. The humidity level averages at a comfortable 71%, contributing to a fresh and revitalizing atmosphere that defines Slanic in late spring.

May Temperature in Slanic

In May, Slanic, Romania, experiences a delightful transition into spring, with temperatures welcoming the warmth that leads into summer. The month begins with a mild minimum of 0°C (33°F), and as days progress, temperatures climb steadily to reach a comfortable average of 13°C (56°F) and peak at a pleasant 26°C (80°F). This rise is indicative of the region’s gradual shift from the frigid winter months, notably warmer than the preceding April, which only reached a maximum of 25°C (77°F). As nature awakens, residents and visitors alike can enjoy the lush landscapes and blooming flowers, making May an ideal time to appreciate the beauty of Slanic amidst its refreshing climate.

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

The chart illustrates May temperature patterns in Slanic, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Slanic, 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).
JanFebMarAprMayJunJulAugSepOctNovDec283238475664666859494033
Data source: Temperature data for Slanic 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 Slanic

May in Slanic, Romania, marks a significant uptick in precipitation, showcasing the region's transition into the lushness of spring. With 111 mm (4.4 in) of rainfall over 17 days, May stands out as the wettest month so far this year, dwarfing the preceding months and setting the stage for the vibrant greenery that follows. This increase in precipitation not only enhances the local flora but also reflects a broader trend of escalating rain, as June and July follow with even higher totals. The consistent rain during May indicates a pattern of wetter conditions, paving the way for a lively summer ahead in this picturesque village.

May Precipitation Trends in Slanic

The chart displays monthly precipitation patterns in Slanic, 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 Slanic, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec404459621111651429144674780
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Slanic

In May, Slanic, Romania experiences a gentle transition in humidity, with levels dropping to 71%. This marks a significant decline from the winter months, where humidity hovered above 85%. As spring unfolds, the overall trend shows a steady reduction, shifting from an average high of 88% in January down to 70% by June. The improvement in humidity during May not only signals the arrival of warmer weather but also prepares the region for the drier months ahead, particularly as July and August see figures plummet to 66% and 48%, respectively. This seasonal fluctuation highlights Slanic's unique climate dynamics, making May a delightful month that balances refreshing air with the blooms of spring.

May Average Humidity in Slanic

This chart illustrates the average monthly humidity levels in Slanic, 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 Slanic is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%85%82%73%71%70%66%48%57%79%88%88%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Slanic

In May, Slanic, Romania, experiences a notable spike in UV Index levels, reaching an impressive 8. This shift indicates a very high exposure category, significantly decreasing burn time to just 15 minutes for fair-skinned individuals. As spring transitions into summer, the rising UV Index highlights the need for heightened sun protection compared to earlier months, where burn times were notably longer and UV levels lower. The pattern showcases a clear upward trend in UV intensity, with June and July peaking even further at 9. To stay informed and safe while enjoying the beautiful sunshine, you can check the detailed forecast at Slanic UV Index.

Maximum UV Index Levels in Slanic for May

The chart shows the monthly maximum UV Index (UVI) for Slanic 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 Slanic typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789987532
Data source: Slanic 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 Slanic

In Slanic, Romania, May heralds the arrival of abundant sunshine, with an impressive 392 hours of bright daylight—making it one of the sunniest months of the year. This surge in sunlight continues the upward trend established since the beginning of the year, where hours of sunshine have steadily increased from 175 hours in January to an exhilarating 404 hours in June. The gradual transition from the winter chill to the vibrant, sun-drenched days accentuates the captivating beauty of Slanic. As we move into summer, July takes the lead with 424 hours, showcasing nature's celebration in full bloom. This radiant pattern not only enriches outdoor activities but also enhances the region's serene landscapes, inviting visitors to bask in the warmth and brightness of Romanian spring and summer.

Monthly Sunshine Duration in Slanic: May Highlighted

The May sunshine duration represents the total number of hours Slanic 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.
JanFebMarAprMayJunJulAugSepOctNovDec175h236h295h346h392h404h424h406h342h290h226h196h
Data source: Slanic May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Slanic During May

In May, the likelihood of sunny weather in Slanic, Romania stands at 38%, aligning closely with the conditions seen in early spring months like April and March. This percentage suggests a transitional period as the region shakes off the chill of winter and begins to welcome warmer days. While the chance of sunshine remains relatively steady compared to the preceding months, it notably ramps up heading into the summer, where sunny probabilities soar to 58% in July and 57% in August. Thus, visitors and locals alike can expect May to be a pleasant yet unpredictable month, hinting at the brighter days ahead as the season progresses.

Percentage of Sunny Days in May in Slanic

The chart illustrates the percentage of sunny days in Slanic 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 Slanic experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec21%40%38%38%38%36%58%57%50%42%32%21%
Data source: Slanic May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Slanic in May

As spring blossoms into summer, Slanic, Romania experiences a delightful increase in daylight duration. In May, the days stretch to a welcoming 14 hours of light, marking a peak in the vibrant transition from the shorter days of winter. This upward trend continues into June and July, reaching 15 hours, the longest of the year. Following this sunny peak, daylight begins its gradual decline, with August still offering a generous 14 hours before tapering off in the months ahead. From the shortest days in December at just 8 hours, the shift towards longer days highlights the region's seasonal rhythm, creating a captivating contrast that draws both residents and visitors outdoors to savor the beauty of extended daylight.

Average Daylight Hours in Slanic for May

The chart illustrates the variation in daylight duration in Slanic throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 9m10h 23m11h 56m13h 32m14h 53m15h 34m15h 13m14h12h 29m10h 54m9h 30m8h 46m
Data source: Slanic daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Slanic

In May, the wind in Slanic, Romania, maintains a steady pace, with an average speed of 2.3 m/s (5 mph). This moderate breeze is consistent with the trends observed in the months leading up to it; notably, March also recorded a similar wind speed of 2.4 m/s (5 mph), while April saw a slight dip to 1.9 m/s (4 mph). As spring unfolds, May brings back the invigorating winds that have characterized the early part of the year, suggesting a seasonal rejuvenation. Following May, the winds slightly decrease as summer approaches, indicating a gentle transition into the warmer months where June and July see a marginal reduction in wind speeds. Overall, May serves as a reminder of the refreshing breezes that are emblematic of the spring season in Slanic.

Average May Wind Speed in Slanic

The chart displays monthly wind speed patterns in Slanic, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.12.32.41.92.3 m/s2.12.01.71.92.01.92.1
Data source: Slanic May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Slanic Compares to Other Months

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

In May, the weather is considerably warmer and more variable, with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 26°C (80°F) and an average of 13°C (56°F). This month also sees more rainfall, with a total of 111 mm (4.4 in) over 17 days, contributing to a relatively high humidity level of 71%. In contrast, January brings much colder conditions, where temperatures can plummet to a minimum of -22°C (-7°F) with an average temperature of -2°C (28°F) and a maximum of 11°C (52°F). Despite being the coldest month, January experiences significantly less precipitation at 40 mm (1.6 in) over just 6 days, although the humidity is higher at 88%. For more details on January weather in this region, check out Slanic weather in January.

May and February present stark contrasts in weather conditions. In May, temperatures range from a chilly 0°C (33°F) at night to a pleasant maximum of 26°C (80°F) during the day, with an average of 13°C (56°F). The month sees significant precipitation, totaling 111 mm (4.4 in) over 17 days, and a humidity level of 71%. In contrast, February is significantly colder, with temperatures dipping as low as -14°C (7°F) and reaching a maximum of 16°C (62°F), averaging around 0°C (32°F). February experiences less precipitation, totaling 44 mm (1.7 in) over just 8 days, but higher humidity at 85%. For more detailed insights, check out Slanic weather in February.

In March, temperatures are notably colder, with a minimum of -14°C (8°F) and an average of 3°C (38°F), while May offers a much milder climate with a minimum of 0°C (33°F) and an average of 13°C (56°F). The maximum temperature in March can reach up to 20°C (69°F), but this is still lower than the maximum of 26°C (80°F) experienced in May. While March has lower precipitation levels at 59 mm (2.3 in) over 11 days, May sees increased rainfall totaling 111 mm (4.4 in) across 17 days, contributing to higher humidity levels in May at 71% compared to 82% in March. For more detailed insights, you can check Slanic weather in March.

In comparing April and May weather, May tends to be warmer with an average temperature of 13°C (56°F), compared to April's 8°C (47°F). The maximum temperature in May reaches 26°C (80°F), which is slightly higher than April’s peak of 25°C (77°F). However, while May is generally warmer, it also experiences more precipitation, receiving 111 mm (4.4 in) over 17 days, compared to April's 62 mm (2.4 in) over just 10 days. Additionally, humidity levels are slightly lower in May at 71%, compared to 73% in April. For more details on April’s weather, you can visit Slanic weather in April.

May and June exhibit notable differences in weather patterns. In May, temperatures range from a chilly minimum of 0°C (33°F) to a comfortable maximum of 26°C (80°F), with an average temperature of 13°C (56°F). The month sees considerable rainfall, totaling 111 mm (4.4 in) over 17 days, coupled with a humidity level of 71%. In contrast, June brings warmer temperatures, with a minimum of 3°C (38°F) and a maximum of 30°C (87°F), leading to an average temperature of 18°C (64°F). However, June is wetter, with 165 mm (6.5 in) of precipitation over 21 days and slightly lower humidity at 70%. For a detailed look at the weather in June, you can visit Slanic weather in June.

May and July exhibit notable differences in weather patterns. In May, temperatures range from a chillier 0°C (33°F) at night to a comfortable 26°C (80°F) during the day, with an average of 13°C (56°F). This month sees a significant amount of precipitation, totaling 111 mm (4.4 in) over 17 days, accompanied by a relatively high humidity level of 71%.

In contrast, July boasts warmer temperatures, with a minimum of 8°C (47°F) and a maximum of 31°C (89°F), averaging at 19°C (67°F). Precipitation also increases slightly to 141 mm (5.6 in) over 19 days, though humidity dips to 66%. These variations highlight the transition from the cooler, wetter conditions of May to the warmer, slightly drier climate of July. For a more detailed look at July's weather, visit Slanic weather in July.

May and August present contrasting weather patterns. In May, temperatures range from a chilly 0°C (33°F) at night to a comfortable 26°C (80°F) during the day, with an average temperature of 13°C (56°F). The month is characterized by higher humidity at 71% and significant precipitation, with 111 mm (4.4 in) falling over 17 days. In contrast, August offers a warmer climate, with nighttime lows of 7°C (45°F) and daytime highs reaching up to 33°C (92°F), averaging 20°C (68°F). Additionally, August experiences less rainfall, totaling 91 mm (3.6 in) over just 13 days, and the humidity drops to a more comfortable 48%. For more detailed information, you can check Slanic weather in August.

May and September present distinct weather characteristics, offering a transition from spring to early autumn. In May, average temperatures range from a minimum of 0°C (33°F) to a maximum of 26°C (80°F), with an average of 13°C (56°F) and significant precipitation of 111 mm (4.4 in) over 17 days, resulting in a humidity level of 71%. In contrast, September enjoys milder conditions, with a minimum temperature of -2°C (28°F), an average of 15°C (60°F), and a maximum reaching 31°C (88°F). The month is notably drier, receiving only 44 mm (1.7 in) of rainfall across just 7 days and exhibiting lower humidity at 57%. For a detailed look at September weather conditions, you can explore Slanic weather in September.

May and October exhibit notable differences in weather patterns. May typically enjoys milder temperatures, ranging from a minimum of 0°C (33°F) to a maximum of 26°C (80°F), with an average of 13°C (56°F). However, it also experiences higher precipitation, averaging 111 mm (4.4 inches) over 17 rainy days and a humidity level of 71%. In contrast, October presents cooler conditions, with temperatures dropping from a minimum of -3°C (27°F) to a maximum of 24°C (76°F), and an average of 10°C (50°F). Rainfall is less frequent, totaling 67 mm (2.6 inches) across just 8 days, while humidity rises slightly to 79%. For more detailed information on October weather, you can visit Slanic weather in October.

In comparing the weather between May and November, one can observe notable differences in temperature and precipitation. May typically features a broader temperature range with minimums around 0°C (33°F) and maximums reaching up to 26°C (80°F), resulting in an average of 13°C (56°F). In contrast, November experiences colder temperatures with minimums dropping to -9°C (17°F) and a lower average of just 5°C (41°F). Despite May having more precipitation, totaling 111 mm (4.4 in) over 17 days, November is relatively drier with only 47 mm (1.9 in) across 10 days, though it does experience higher humidity at 87%. For more details, you can check Slanic weather in November.

May and December present strikingly contrasting weather conditions. In May, temperatures range from a minimum of 0°C (33°F) to a comfortable average of 13°C (56°F), peaking at a pleasant 26°C (80°F). The month experiences 111 mm (4.4 in) of precipitation over 17 days, with humidity levels averaging around 71%. In contrast, December sees much harsher weather, with temperatures dipping significantly, hitting a minimum of -14°C (7°F) and an average of 0°C (33°F), while maxing out at just 13°C (55°F). Precipitation decreases to 80 mm (3.1 in) over 11 days, and humidity rises to a notable 88%. For more details on the December weather, check out Slanic weather in December.

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Conclusion: What to Expect From May Weather in Slanic

May in Slanic heralds a vibrant shift in weather, as the air warms and life flourishes. With average temperatures rising, the month offers a delightful balance between coolness and warmth, unlike the chill of early spring or the heat of summer. However, be prepared for some rain, as May experiences a notable number of precipitation days, contributing to the lush greenery that characterizes this time of year. Coupled with a fair level of humidity, the conditions create a refreshing atmosphere, making it an ideal month for outdoor exploration and enjoying the natural beauty of the region. For more detailed insights, check out Slanic Climate.