Last updated: August 27, 2025
In May, Cozia, Romania experiences a vibrant transition into warmer weather, with temperatures reaching a maximum of 32°C (90°F) and an average of 18°C (65°F), while dipping to a comfortable minimum of 4°C (40°F). This month witnesses 75 mm (2.9 in) of precipitation spread over 11 days, contributing to a humidity level of approximately 70%. As spring unfolds, Cozia showcases a mix of sunny days and refreshing rain, making it an ideal time for outdoor exploration and appreciating the blooming natural beauty of the region.
In May, Cozia, Romania, experiences a delightful transition into warmer weather, marking a significant shift from the chill of earlier months. With temperatures ranging from a minimum of 4°C (40°F) to a maximum of 32°C (90°F), the average climbs to a pleasant 18°C (65°F), offering a perfect blend of mild and warm days. This month showcases a notable increase in warmth, with conditions ideal for outdoor adventures and vibrant spring activities. The clear upward trend in temperature from previous months highlights May as a key period for enjoying Cozia's stunning natural beauty, making it an inviting destination for travelers seeking to bask in the rejuvenating spring climate.
In May, Cozia, Romania experiences a notable uptick in rainfall, with precipitation reaching 75 mm (2.9 in) across 11 days. This increase marks a significant rise from April’s 35 mm (1.4 in) and aligns with the trend of gradual intensification of showers as spring gives way to summer. Following the relatively dry months of January through April, May's wetter conditions offer vital nourishment to the budding flora, setting a vibrant stage for the verdant landscapes that define the region in late spring. The pattern continues into June, with a slight decrease in precipitation, indicating that while the rainy season peaks, Cozia remains lush and dynamic, a testament to its rich ecological tapestry.
As spring transitions into summer, May in Cozia, Romania, brings a notable shift in humidity levels, dropping to 70% from the higher percentages observed in the winter months. This decrease illustrates a gradual improvement in comfort compared to the 91% humidity in January and 86% in February. While April sees a mild drop to 74%, May marks the beginning of a more significant decline, setting the stage for the warmer months ahead. Following May, June and July present even lower humidity levels at 67% and 65%, respectively, indicating that the mugginess is giving way to a more enjoyable and pleasant atmosphere as the region warmly welcomes summer.
As May arrives in Cozia, Romania, the UV Index climbs to a striking 8, signaling a transition into the summer season where sun safety becomes a priority. This marks a significant increase from April's 7, categorizing May's exposure risk as very high with a burn time of just 15 minutes. As the days grow longer and sunnier, it's crucial for residents and visitors alike to take precautions against overexposure. The trend is clear: after a gradual rise from January's low 2, the UV Index reaches its peak in the warmer months, echoing the call for diligent sun protection. For those enjoying the sunshine, be sure to check out the detailed guide on the Cozia UV Index.
UV Risk Categories
In Cozia, Romania, the month of May shines brightly with an impressive 394 hours of sunlight, making it a delightful precursor to the sun-drenched summer months. As spring unfolds, the increase in sunshine is evident: from a modest 164 hours in January to a vibrant 344 hours in April, the gradual ascent culminates in May's warm embrace. The month not only marks a peak in sunlight hours but also sets the stage for an even sunnier June, which records 405 hours. This upward trend in sunshine continues through July, offering an inviting atmosphere for outdoor activities. However, as summer begins to wane, the sunlight hours slowly recede, reminding us of the cyclical beauty of nature in this charming Romanian locale.
As spring unfolds into May, Cozia, Romania begins to transition towards sunnier days, with a 51% chance of sunshine this month. This marks a noticeable increase from the preceding months of April and March, which hover around the 45% and 47% thresholds respectively. What’s particularly interesting is the steady upward trend observed as we move from the frostier heart of winter, where January sees only a 29% chance of sunny weather. By June, the odds improve even further, reaching 54%, indicating that May serves as a pivotal bridge to the vibrant, sun-soaked summer months ahead. As the landscape flourishes, residents and visitors alike can anticipate a delightful mix of mild weather and increasing brightness.
In Cozia, Romania, the progression of daylight duration throughout the year reveals a compelling ebb and flow of natural light. Beginning in January with only 9 hours of daylight, the days gradually lengthen, culminating in May, when sunlight stretches to an inviting 14 hours. This upward trend continues into the summer months, reaching its peak in June and July with 15 hours of daylight. However, as autumn unfolds, the daylight declines, tapering off to 12 hours in September and down to a mere 8 hours by December. Notably, April and May mark a vibrant transition, showcasing the sharp increase in daylight that invigorates the landscape, inviting both locals and visitors to enjoy the lush surroundings as spring fully embraces summer’s approach.
In Cozia, Romania, the wind begins to pick up in May, reaching an average speed of 3.0 m/s (7 mph)—matching the briskness of March and December. This notable increase reflects a general trend where wind speeds fluctuate seasonally, with the spring months of March through May showcasing the highest velocities. Following May, the winds tend to settle down, with June experiencing a drop to 2.2 m/s (5 mph). As the year progresses, the wind speeds generally hover around the lower end of the spectrum, maintaining a gentle breeze that defines the summer and autumn months. This pattern illustrates how May serves as a transitional period, infusing the region with invigorating gusts that herald the warmer season ahead.
Weather in Cozia varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Cozia, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January present contrasting weather conditions, with May generally offering much warmer temperatures. In May, temperatures range from a chilly 4°C (40°F) at night to a pleasant maximum of 32°C (90°F) during the day, paired with an average of 18°C (65°F). Although there is some rainfall, totaling 75 mm (2.9 in) over 11 days, the overall climate feels much more inviting, with a moderate humidity of 70%. In stark contrast, January delivers a starkly colder experience, with temperatures dropping as low as -17°C (1°F) and averaging just 1°C (34°F). Even at their warmest, daytime highs in January only reach 15°C (60°F). Rainfall is less frequent, at 49 mm (1.9 in) over 8 days, but the high humidity of 91% can make the cold feel even more biting. For a closer look at January's conditions, you can visit Cozia weather in January.
May presents a stark contrast to February in terms of temperature and overall climate. With a minimum of 4°C (40°F) and an average temperature of 18°C (65°F), May experiences much milder conditions compared to February's min of -15°C (5°F) and average of only 4°C (39°F). The max temperature in May can reach up to 32°C (90°F), which highlights the warmth of late spring, while February peaks at a more modest 20°C (68°F). Additionally, May sees higher precipitation levels with 75 mm (2.9 in) over 11 days, compared to February's 43 mm (1.7 in) across 8 days, despite February having a higher humidity level of 86%. For more detailed information on February's climate, you can visit Cozia weather in February.
In comparing the weather between March and May, we see a significant shift in temperatures and conditions. March boasts a minimum temperature of -12°C (10°F) and an average of 7°C (46°F), while May features much milder conditions, with a minimum of 4°C (40°F) and an average of 18°C (65°F). Furthermore, May can reach a maximum of 32°C (90°F), creating a warm and pleasant atmosphere. In terms of precipitation, March has slightly less at 63 mm (2.5 in) compared to May's 75 mm (2.9 in), while the number of rainy days is similar—10 days in March versus 11 in May. Humidity levels are higher in March at 83%, compared to 70% in May, hinting at a more invigorating spring environment in the latter month. For a more detailed understanding of March weather, you can explore Cozia weather in March.
In comparing the weather between April and May, it's clear that May experiences a more significant range in temperatures, with minimums of 4°C (40°F) and maximums reaching up to 32°C (90°F), compared to April's minimum of 0°C (32°F) and maximum of 30°C (87°F). Moreover, May is notably warmer on average, with an average temperature of 18°C (65°F) versus April's 13°C (56°F). Precipitation levels also rise in May, totaling 75 mm (2.9 in) over 11 days, while April sees just 35 mm (1.4 in) across 5 days. Interestingly, despite May's increased precipitation, the humidity remains relatively comparable, with May at 70% and April at 74%. For more detailed insights into April weather, check out Cozia weather in April.
In May, temperatures begin to rise, with a minimum of 4°C (40°F), an average of 18°C (65°F), and a maximum reaching 32°C (90°F). The month typically sees about 75 mm (2.9 in) of precipitation over 11 days, accompanied by a humidity level of 70%. In contrast, June offers warmer weather, featuring a minimum temperature of 8°C (47°F), an average temperature of 23°C (73°F), and a maximum soaring to 40°C (104°F). Precipitation slightly decreases to 68 mm (2.7 in) over the same number of rainy days, with a slightly lower humidity of 67%. For more details about the weather in June, you can visit Cozia weather in June.
In comparing the weather of May and July, May tends to start off cooler, with minimum temperatures dipping to 4°C (40°F) and an average of 18°C (65°F), while July is notably warmer, featuring minimums of 12°C (54°F) and an average temperature of 25°C (77°F). Maximum temperatures peak significantly higher in July, reaching up to 40°C (104°F), compared to May's max of 32°C (90°F). Precipitation levels also differ; May experiences more rainfall with 75 mm (2.9 in) over 11 days, while July has slightly less precipitation at 58 mm (2.3 in) across 8 days. Humidity levels are higher in May at 70%, but drop to 65% in July. For more detailed July weather information, you can refer to Cozia weather in July.
May and August showcase distinct weather patterns. In May, temperatures range from a cool minimum of 4°C (40°F) to a warm maximum of 32°C (90°F), with an average temperature of 18°C (65°F). The month also sees considerable precipitation, averaging 75 mm (2.9 in) over 11 days, coupled with a higher humidity of 70%. In contrast, August offers a much warmer climate, with temperatures starting at a minimum of 11°C (51°F) and peaking at a scorching 42°C (107°F), while the average settles at 26°C (78°F). Additionally, August is drier, experiencing only 27 mm (1.1 in) of rain over just 5 days and a reduced humidity level of 51%. For more detailed information, you can visit Cozia weather in August.
In May, temperatures begin to warm, with minimums around 4°C (40°F) and maximums reaching up to 32°C (90°F), resulting in an average temperature of 18°C (65°F). However, this month also sees considerable precipitation, totaling about 75 mm (2.9 in) over 11 days and high humidity levels of 70%. In contrast, September brings a more stable climate, with slightly lower minimum temperatures at 3°C (37°F) and maximums soaring to 37°C (99°F), leading to an average of 21°C (69°F). Notably, September experiences significantly less precipitation, with only 12 mm (0.5 in) over just 3 days and lower humidity at 58%. For more detailed insight into the September weather, visit Cozia weather in September.
In comparing May and October weather, May generally presents a warmer climate with average temperatures reaching 18°C (65°F) and maximums soaring up to 32°C (90°F). This month also experiences a decent amount of rainfall, with 75 mm (2.9 in) falling over 11 days, accompanied by a humidity level of 70%. In contrast, October sees lower average temperatures of 14°C (57°F) and a maximum of 30°C (86°F), while minimum temperatures can dip to 1°C (35°F). October is drier, with only 57 mm (2.3 in) of precipitation over 6 days, but it has a slightly higher humidity level of 80%. For more detailed insights, you can check Cozia weather in October.
May and November exhibit strikingly different weather patterns. In May, temperatures range from a mild 4°C (40°F) at night to a warm 32°C (90°F) during the day, with average conditions around 18°C (65°F). This month sees about 75 mm (2.9 in) of rainfall over 11 days, accompanied by a moderate humidity level of 70%. In contrast, November experiences cooler temperatures, with a minimum of -8°C (19°F) and a maximum of 26°C (79°F), averaging only 8°C (47°F). Precipitation is slightly lower at 54 mm (2.1 in) over 10 days, but humidity is notably higher at 88%. For a closer look at November weather specifics, check out Cozia weather in November.
May and December showcase contrasting weather patterns. In May, temperatures range from a mild 4°C (40°F) at night to a warm 32°C (90°F) during the day, with an average of 18°C (65°F). This month also sees relatively high humidity at 70%, along with 75 mm (2.9 in) of precipitation spread over 11 days. In contrast, December brings much colder conditions, with temperatures dipping as low as -11°C (13°F) and averaging around 3°C (38°F). The maximum temperature in December reaches only 16°C (61°F), and while precipitation is slightly lower at 66 mm (2.6 in) over 9 days, the humidity is notably higher at 90%. For more insights into December weather, you can check Cozia weather in December.
As May unfolds in Cozia, the weather shifts notably with the arrival of warmer temperatures and blooming landscapes. Unlike the chill of early spring, this month often sees maximum daytime highs reaching a comfortable 32°C (90°F), making it a perfect time for outdoor activities. However, the pleasant warmth can be accompanied by occasional rain, with about 11 days experiencing precipitation contributing to a total of 75 mm (2.9 in). The air carries a moderate humidity of 70%, creating a refreshing atmosphere ideal for nature lovers. As you plan your visit, consider the delightful contrasts May offers compared to the colder winter months. For a deeper understanding of the weather patterns, explore the details in Cozia Climate.