Last updated: August 27, 2025
In May, Predeal, Romania, experiences a delightful transition into spring, with maximum temperatures averaging 24°C (76°F), while the average temperature hovers around a refreshing 11°C (53°F). However, cooler nights can bring temperatures as low as -2°C (29°F). The month is characterized by significant rainfall, totaling 129 mm (5.1 in), spread over approximately 18 days, leading to a humidity level of 71% that enriches the vibrant natural landscape. This combination of temperate days and cooler nights creates a unique atmosphere, making May an intriguing time to explore the beauty of Predeal.
In May, Predeal, Romania, experiences a delightful transition from the chill of winter, as temperatures begin to rise significantly. With nighttime lows averaging around -2°C (29°F) and daytime highs reaching a pleasant 24°C (76°F), this month marks the onset of spring's warmth. The average temperature climbs to 11°C (53°F), showcasing a clear upward trend from previous months. As the landscape bursts into color, the milder climate invites both outdoor enthusiasts and nature lovers to explore the picturesque surroundings, making May an ideal time to visit this charming mountainous region.
In May, Predeal, Romania, experiences a significant uptick in precipitation, with a total of 129 mm (5.1 in) over 18 days of rain, making it one of the wettest months of the year. This represents a striking increase from the more moderate amounts seen in earlier months like April's 58 mm (2.3 in) and March's 66 mm (2.6 in). The trend of rising precipitation in May signifies the transition into a lush, vibrant spring, paving the way for the peak rainy month of June, which follows closely with 163 mm (6.4 in). The increased rainfall not only enhances the natural beauty of the region but also illustrates the climactic shift into the summer months, where the region prepares for the warmth and greenery that accompanies the season.
May in Predeal, Romania, marks a transition into a more temperate climate, characterized by a humidity level of 71%. This is a noteworthy decline from the damp, wintry months of January and February, which record humidity levels as high as 88% and 85%, respectively. As spring progresses, there's a refreshing dip in moisture, with April settling at 73%. Following May, the humidity continues to ease, reaching its annual low of 66% in July. This trend reflects a gradual shift towards the drier conditions of summer, providing a comfortable atmosphere for both locals and visitors to enjoy the scenic beauty of Predeal.
As May arrives in Predeal, Romania, the UV Index skyrockets to 9, categorizing it as very high and significantly elevating the urgency for sun protection. This shift marks a notable trend from the moderate levels of winter to the intense rays of late spring, with burn time dropping to a mere 15 minutes. After gradually increasing through the spring months—from January's low exposure to February's moderate levels and April's high categories—May signals the start of summer's peak sun intensity. As outdoor enthusiasts flock to this beautiful locale, it's crucial to stay vigilant and protect against the sun's powerful rays. For further UV index details, check out Predeal UV Index.
UV Risk Categories
May marks a delightful turning point in Predeal, Romania, as the sunshine hours blossom to 379 hours, signaling the peak of spring. Following a steady increase from 171 hours in January to 337 hours in April, May encapsulates the region's vibrant awakening, providing an inviting atmosphere for outdoor adventures and relaxation. The upward trend continues into June, reaching 392 hours, but May stands out for its perfect blend of warmth and emerging greenery. As daylight lingers longer, Predeal in May offers a picturesque escape, perfectly setting the stage for the summer months ahead.
In Predeal, Romania, the likelihood of sunny weather in May holds steady at 36%, mirroring the trends observed in both April and June. This consistency suggests that while spring is transitioning toward summer, the chances for sun remain somewhat modest. In comparison to the brighter days of July and August, with probabilities soaring to around 49% and 50%, May sits at a comfortable middle ground. As the region approaches peak summer, residents and visitors can find solace in the fact that the sun begins to emerge more frequently, paving the way for warmer, brighter days ahead.
In Predeal, Romania, the daylight duration swells gradually as winter gives way to spring and summer. Starting from 9 hours in January, the sunlight hours increase steadily, reaching 14 hours in May—a clear sign of the approaching summer. This upward trend peaks in June and July, with 15 hours of daylight, allowing ample time for outdoor adventures. As summer wanes, daylight begins to recede, dropping to 12 hours in September, before further decline to 9 hours in November. This rhythmic transformation not only showcases the beauty of changing seasons but also invites residents and visitors alike to savor the vibrant, sunlit days of late spring and early summer in this picturesque mountain town.
In Predeal, Romania, the month of May features an average wind speed of 2.2 m/s (5 mph), marking a subtle return to the breezy conditions experienced earlier in the year. After a slight dip in April, where the winds calmed to 1.8 m/s (4 mph), May's winds help usher in the vibrant energies of spring. This uptick aligns with the trends seen in January through March and also in November and December, suggesting that while winter winds tend to be the strongest, the early summer months maintain a gentle freshness as well. Overall, May strikes a perfect balance, providing just enough breeze to invigorate the lush landscapes without overwhelming the pleasant atmosphere.
Weather in Predeal varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Predeal, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January present starkly contrasting weather conditions. In May, temperatures range significantly, from a chilly minimum of -2°C (29°F) to a pleasant maximum of 24°C (76°F), with an average of 11°C (53°F). This month also experiences moderate precipitation, with 129 mm (5.1 in) falling over 18 days and a humidity level of 71%.
In contrast, January is characterized by much colder temperatures, with a minimum of -27°C (-17°F) and a maximum of only 9°C (49°F), resulting in an average of -5°C (23°F). The month sees significantly less rainfall, with just 39 mm (1.5 in) over 8 days, but a higher humidity level of 88%.
For those interested in more details, you can check out Predeal weather in January.
May and February exhibit stark contrasts in weather conditions. In May, temperatures range from a low of -2°C (29°F) to a warm high of 24°C (76°F), with an average of 11°C (53°F), while February's temperatures are much colder, with a minimum of -20°C (-4°F) and a maximum of 15°C (59°F), averaging -2°C (29°F). Precipitation is notably higher in May at 129 mm (5.1 in) over 18 days, compared to February's 45 mm (1.8 in) across just 10 days. Additionally, February tends to be more humid at 85%, compared to May's 71%. For more detailed insights, you can refer to Predeal weather in February.
When comparing the weather in May and March, notable differences emerge. May experiences milder temperatures, ranging from a minimum of -2°C (29°F) to a maximum of 24°C (76°F), with an average temperature of 11°C (53°F). In contrast, March remains significantly colder, with a minimum of -17°C (2°F), an average of 1°C (34°F), and a maximum of 19°C (67°F). Precipitation is higher in May, totaling 129 mm (5.1 in) over 18 days, compared to March's 66 mm (2.6 in) over 13 days. Humidity in March is slightly higher at 82%, versus May’s 71%. For a more detailed look at March's weather, visit Predeal weather in March.
In comparing the weather between April and May, we can see a notable shift in temperatures and precipitation. May enjoys a warmer average temperature of 11°C (53°F), compared to April's cooler average of 6°C (44°F). While both months share similar maximum temperatures, with May reaching 24°C (76°F) and April peaking at 23°C (73°F), May experiences a wider variance with a minimum temperature of -2°C (29°F). Precipitation levels are significantly higher in May, totaling 129 mm (5.1 in) over 18 days, compared to April's 58 mm (2.3 in) over just 10 days. Humidity remains relatively consistent, with April at 73% and May at 71%. For a more detailed view of April conditions, you can check out Predeal weather in April.
In May, temperatures in Predeal range from a chilly minimum of -2°C (29°F) to a comfortable maximum of 24°C (76°F), with an average of 11°C (53°F). This month experiences a fair amount of precipitation, totaling 129 mm (5.1 inches) over 18 days, coupled with a humidity level of 71%. In contrast, June sees a noticeable rise in temperatures, with minimums of 2°C (36°F) and maximums reaching 28°C (83°F), averaging 16°C (60°F). Rainfall increases slightly to 163 mm (6.4 inches) over 20 days, while humidity remains similar at 70%. For more detailed information on the weather in June, visit Predeal weather in June.
In comparing the weather between May and July, it’s evident that July experiences significantly warmer temperatures, with an average of 17°C (63°F) compared to May's cooler 11°C (53°F). The maximum temperatures in July can reach up to 30°C (85°F), while May peaks at 24°C (76°F). Both months see similar precipitation levels, with May receiving 129 mm (5.1 in) and July slightly higher at 138 mm (5.4 in), spread over the same number of days (18). Additionally, July enjoys a marginally lower humidity level of 66% compared to May’s 71%, making it feel somewhat less muggy. For a more detailed look at July weather, check out Predeal weather in July.
In May, temperatures range significantly from a chilly minimum of -2°C (29°F) to a comfortable maximum of 24°C (76°F), with an average around 11°C (53°F). The month experiences notable precipitation, totaling 129 mm (5.1 in) over approximately 18 days, making it a rainy time of year with high humidity levels at 71%. In contrast, August offers a warmer climate, with temperatures varying from a minimum of 4°C (39°F) to a maximum of 31°C (87°F) and an average of 18°C (64°F). Precipitation is lower in August at 109 mm (4.3 in) spread across 13 days, and the humidity decreases to a more comfortable 48%. This shift indicates a transition from the cooler, wetter conditions of May to the warmer, drier atmosphere typical of August. For more specific details about August weather, visit Predeal weather in August.
May typically experiences a wider temperature range, with minimums around -2°C (29°F) and maximums reaching up to 24°C (76°F), averaging at 11°C (53°F). Precipitation is relatively high during this month, with about 129 mm (5.1 in) falling over 18 days, contributing to a humidity level of 71%. In contrast, September tends to be milder and drier, with minimum temperatures dropping slightly to -4°C (24°F) and maximums climbing to 29°C (84°F), averaging at 13°C (56°F). The month sees significantly less rainfall, accumulating only 52 mm (2.0 in) over 9 days while maintaining a lower humidity of 57%. For more details, check out this link: Predeal weather in September.
May and October offer distinct weather experiences, showcasing a transition from the budding warmth of spring to the coolness of autumn. In May, temperatures range from a chilly minimum of -2°C (29°F) to a pleasant maximum of 24°C (76°F), with an average of 11°C (53°F). The month experiences significant precipitation, totaling 129 mm (5.1 in) over approximately 18 days, and humidity hovers around 71%. In contrast, October sees cooler temperatures, with minima dropping to -6°C (22°F) and an average of 8°C (47°F). Interestingly, it can still reach a maximum of 24°C (76°F) on warm days. Precipitation decreases to 64 mm (2.5 in) over just 8 days, coupled with a slightly higher humidity level of 79%. This makes October a month of crisp air and occasional rain, ideal for enjoying the fall scenery. For more detailed information, you can visit Predeal weather in October.
May and November present contrasting weather conditions. In May, temperatures can vary significantly, with a minimum of -2°C (29°F) and an average of 11°C (53°F), peaking at 24°C (76°F). This month sees considerable rainfall, with about 129 mm (5.1 in) of precipitation over 18 days, alongside a humidity level of 71%. In contrast, November experiences colder weather, with temperatures ranging from a minimum of -11°C (13°F) to an average of 4°C (39°F), and a maximum reaching 21°C (70°F). The precipitation is significantly lower at 42 mm (1.6 in) over just 10 days, but humidity rises to 87%. For more specific details about the climate in November, you can refer to Predeal weather in November.
May and December present strikingly different weather conditions. In May, temperatures range from a low of -2°C (29°F) to a pleasant high of 24°C (76°F), with an average temperature of 11°C (53°F). The month sees relatively higher precipitation levels, totaling 129 mm (5.1 in) over about 18 days, and humidity stands at a comfortable 71%. In contrast, December brings much colder temperatures, with lows plunging to -22°C (-7°F) and an average of -1°C (30°F), while the maximum reaches only 11°C (53°F). Precipitation decreases to 73 mm (2.9 in) over 12 days, and humidity rises to 88%, contributing to the chill in the air. For more information, you can check Predeal weather in December.
As May unfolds in Predeal, it marks a shift from the chillier months of winter, offering a refreshing blend of spring warmth and lingering coolness. While temperatures gradually climb, the average remains comfortably mild, providing a welcome contrast to the colder winter days. However, with an increase in precipitation and humidity, expect more rainy spells than in earlier months. This transitional period makes May an ideal time for nature lovers and adventurers to explore the lush surroundings, while still donning a light jacket for the occasional cool breeze. For a deeper insight into what to expect throughout the year, visit Predeal Climate.