Last updated: August 27, 2025
March in Portorož, Slovenia brings a refreshing transition into spring, characterized by a maximum temperature of 16°C (62°F) and an average of 10°C (50°F). However, temperatures can dip as low as -3°C (27°F), reminding residents and visitors alike of winter's lingering grasp. The month sees approximately 57 mm (2.3 in) of rain spread across 7 days, contributing to a humidity level of 73%, which creates a crisp maritime atmosphere. As nature awakens, March offers a unique blend of cool breezes and the promise of warmer days ahead, making it a delightful time to experience the charm of this coastal town.
As March unfolds in Portorož, Slovenia, the chill of winter gradually recedes, giving way to the early whispers of spring. With temperatures ranging from a minimum of -3°C (27°F) to a comfortable maximum of 16°C (62°F), the average temperature climbs to 10°C (50°F), marking a noticeable increase from the preceding months. This transition is characterized by longer days and a gentle warming trend, inviting locals and visitors alike to shed their winter layers and embrace the fresh air. As the month progresses, the vibrant hues of budding flora start to paint the landscape, making March a delightful month to experience the beauty of Portorož as it awakens from its winter slumber.
In March, Portorož experiences a moderate dip in precipitation, with rainfall measuring 57 mm (2.3 in) over the course of 7 days. This amount is notably lower than the previous month's 106 mm (4.2 in) in February, yet it remains consistent with the early spring theme where weather begins to transition. As the region shifts towards April, the rainfall is expected to increase again, hinting at the onset of spring showers. This trend showcases a dynamic weather pattern in Portorož, where precipitation fluctuates significantly from winter to spring, with March standing as a bridge between the two seasons.
March in Portorož, Slovenia, marks a significant transition in humidity levels, dropping to 73% from February's moist 82%. This decrease sets the stage for a gradual reduction in humidity as the region shifts toward the warmer months, with April maintaining the same level before a decline to 70% in May. Notably, summer brings about a more pronounced change, with July reaching a comfortable low of 63%. This trend of declining humidity continues into August, where it plummets to an average of 51%, before rising again in the autumn months. Such fluctuations highlight the dynamic nature of Portorož's climate, making March a pivotal point in the yearly humidity cycle.
As March rolls into Portoroz, Slovenia, the sun's intensity begins to rise, with the UV Index climbing to 5, placing it in the moderate exposure category. This shift signals a transition from the milder winter months, where January and February offered low to moderate levels of UV radiation. With a burn time of just 30 minutes, it's a reminder for residents and visitors alike to take precautions against sun exposure, especially as the days get longer and sunnier. Looking ahead, April brings an increase to UV Index 6, indicating that sun safety will become even more critical as spring progresses. For those curious about sun conditions, more detailed information can be found at Portoroz UV Index.
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As winter yields to spring, March in Portorož, Slovenia emerges as a beacon of sunlight, boasting 315 hours of bright, cheerful days. This marked increase compared to January's 182 hours and February's 223 hours signifies a delightful turn towards warmer and brighter days. With each passing month, the sunshine hours steadily climb, culminating in April's 344 hours, and suggesting a promising trend that will only intensify as summer approaches. The gradual shift from the chilly grips of winter to the warmth of spring not only enhances the picturesque coastal beauty but also invites locals and tourists alike to bask in the rejuvenating light of March.
As March unfolds in Portorož, Slovenia, the likelihood of basking in sunny weather significantly increases, boasting a 65% chance of sunshine. This marks a notable rise from the previous months, with January and February seeing only 31% and 42% respectively. The arrival of spring brings a refreshing shift, as March emerges as the sunniest month to date, outshining April's 46% and May's 43%. Following the winter months, this surge in sunshine not only invites residents and visitors alike to embrace outdoor activities but also sets the stage for the coming summer months, where sunshine remains a common companion throughout the warmer season.
As March unfolds in Portorož, Slovenia, daylight hours begin to extend, welcoming the vibrant promise of spring. With 11 hours of daylight, the transition from winter’s grasp becomes palpable, inviting residents and visitors alike to relish the longer days. This gradual increase, marked by a rise from 10 hours in February, paves the way for an even more pronounced illumination as April approaches, boasting 13 hours of sunlight. This trend continues into the late spring and summer months, peaking at 15 hours in June and July, allowing for countless opportunities to enjoy the scenic beauty of the Adriatic coast. As the year progresses, daylight diminishes again, but for now, March serves as a delightful reminder of the warmth and light returning to the landscape.
As March unfolds in Portorož, Slovenia, the coastal winds begin to mellow, with average speeds at 3.5 m/s (8 mph), a slight decline from February’s 3.6 m/s. This transition marks a gentle shift from winter’s brisk breezes to the more temperate gusts of spring. Despite the dip in velocity, the winds remain invigorating, preparing the landscape for the warmth ahead. Interestingly, April sees a gradual return to 4.1 m/s (9 mph), heralding the arrival of rejuvenated coastal energy, while the months leading to summer exhibit an upward trend, culminating in May’s brisk 4.5 m/s (10 mph). With winds that dance through the Mediterranean air, March serves as a reminder of nature's cyclical rhythm, allowing residents and visitors to savor the serene beauty of the changing season.
Weather in Portoroz varies notably across the year, with each month offering distinct climate conditions. This page compares March’s weather to other months in Portoroz, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of March and January, we can see some notable differences despite similar temperature minima. March has a slightly milder average temperature of 10°C (50°F) compared to January's 7°C (46°F), with maximums reaching 16°C (62°F) and 13°C (56°F) respectively. Both months experience similar precipitation levels, around 57-58 mm (2.3 in) over seven days, but March tends to feel less humid at 73%, in contrast to January's higher humidity of 88%. For more specific information about January weather in this region, you can refer to Portoroz weather in January.
When comparing the weather in March and February, one noticeable difference is the average temperatures. March tends to be slightly warmer, with an average of 10°C (50°F) compared to February's 8°C (47°F). Both months experience a minimum temperature of -3°C (27°F), but March enjoys a higher maximum temperature of 16°C (62°F) versus February's 13°C (56°F). Additionally, March sees less precipitation, with 57 mm (2.3 in) over 7 days, compared to February's 106 mm (4.2 in) over 11 days. Humidity levels are also lower in March at 73%, compared to February's 82%. For a closer look at February's climate, you can check the details here: Portoroz weather in February.
In March, temperatures typically range from a chilly minimum of -3°C (27°F) to a mild maximum of 16°C (62°F), with an average of 10°C (50°F). The month experiences about 57 mm (2.3 in) of precipitation over approximately 7 days, while humidity remains consistent at 73%. In contrast, April brings a noticeable warming trend, with temperatures ranging from a minimum of 5°C (42°F) to a comfortable maximum of 20°C (68°F), averaging 13°C (56°F). However, April tends to be wetter, with precipitation totaling 86 mm (3.4 in) across around 8 days, while humidity levels remain the same at 73%. For a deeper look at what to expect, check out Portoroz weather in April.
March and May exhibit notable differences in weather patterns. In March, temperatures range from a chilly minimum of -3°C (27°F) to an average of 10°C (50°F) and a maximum of 16°C (62°F). The month is marked by relatively high humidity at 73% and 57 mm (2.3 in) of precipitation over 7 days. In contrast, May ushers in warmer conditions, with minimum temperatures starting at 10°C (50°F), peaking at a pleasant average of 17°C (64°F), and reaching a maximum of 24°C (76°F). However, May experiences more precipitation, totaling 105 mm (4.2 in) over 13 days, accompanied by slightly lower humidity at 70%. For a closer look at the climatic conditions in May, you can check Portoroz weather in May.
March weather is characterized by cooler temperatures, ranging from a minimum of -3°C (27°F) to a maximum of 16°C (62°F), with an average of 10°C (50°F). The month experiences around 57 mm (2.3 in) of precipitation over seven days, accompanied by a humidity level of 73%. In contrast, June offers much warmer conditions, with temperatures fluctuating from a minimum of 16°C (61°F) to a maximum of 30°C (86°F) and an average of 23°C (73°F). Although June sees slightly higher total precipitation at 68 mm (2.7 in), it only occurs over five days, and the humidity is slightly lower at 69%. For more detailed information about weather conditions in June, you can check Portoroz weather in June.
The comparison of March and July weather reveals significant seasonal contrasts. In March, temperatures begin to warm, ranging from a chilly minimum of -3°C (27°F) to a comfortable average of 10°C (50°F), peaking at 16°C (62°F). This month also experiences higher humidity at 73% and a total precipitation of 57 mm (2.3 in) over approximately 7 days. In contrast, July offers a much warmer climate, with minimum temperatures starting at 20°C (68°F) and reaching an average of 25°C (77°F), peaking at 29°C (85°F). Precipitation is lower in July at 49 mm (1.9 in) and occurs over about 6 days, with humidity dropping to 63%.
For more details on July weather specifically, you can visit Portoroz weather in July.
The weather contrast between March and August is quite striking. In March, temperatures range from a chilly minimum of -3°C (27°F) to a comfortable maximum of 16°C (62°F), with an average temperature of around 10°C (50°F). The month sees about 57 mm (2.3 in) of precipitation across roughly 7 days, and the humidity is relatively high at 73%.
In contrast, August offers a much warmer climate, with temperatures ranging from a minimum of 17°C (63°F) to a peak of 30°C (87°F), averaging around 26°C (78°F). The precipitation remains similar, at 58 mm (2.3 in), but occurs over just 6 days. Notably, the humidity drops significantly to 51%, contributing to the generally more comfortable outdoor conditions. For a detailed look at August weather in this region, you can visit Portoroz weather in August.
March and September weather present a stark contrast in temperature and precipitation patterns. In March, temperatures range from a chilly minimum of -3°C (27°F) to a mild maximum of 16°C (62°F), with an average of 10°C (50°F). The month experiences around 57 mm (2.3 in) of precipitation over about 7 days and maintains a relatively high humidity level of 73%. In contrast, September is much warmer, with temperatures fluctuating between 14°C (57°F) and a comfortable maximum of 28°C (82°F), averaging 22°C (71°F). However, it also sees increased rainfall, totaling 171 mm (6.7 in) over approximately 10 days, but with lower humidity at 64%. For more detailed information about Portoroz weather in September, you can check Portoroz weather in September.
March and October present distinct weather characteristics. In March, temperatures range from a chilly -3°C (27°F) at night to a mild 16°C (62°F) during the day, with an average of 10°C (50°F). The month sees about 57 mm (2.3 inches) of precipitation over approximately 7 days, coupled with a humidity level of 73%. In contrast, October offers a much warmer climate, with nighttime lows of 11°C (52°F) and daytime highs reaching up to 23°C (73°F), averaging around 17°C (64°F). Rainfall increases significantly to 100 mm (4.0 inches) across about 10 days, alongside higher humidity at 83%. For more specific insights, you can check Portoroz weather in October.
March and November display distinct differences in weather patterns. In March, temperatures range from a chilly minimum of -3°C (27°F) to a pleasant maximum of 16°C (62°F), with an average temperature of 10°C (50°F). Precipitation is moderate at 57 mm (2.3 in) over approximately 7 days, accompanied by a humidity level of 73%. In contrast, November experiences milder temperatures, with a minimum of 6°C (42°F) and a maximum of 19°C (67°F), resulting in an average of 13°C (56°F). However, it also sees significantly higher precipitation at 183 mm (7.2 in) spread across 13 days, with humidity climbing to 89%. For more details, check out Portoroz weather in November.
March and December exhibit notable differences in weather patterns. March features cooler temperatures, with a minimum of -3°C (27°F) and an average of 10°C (50°F), while December maintains milder minimums around 4°C (39°F) but has an equivalent average of 10°C (50°F) and a similar maximum of 16°C (60°F). However, December is significantly wetter, receiving 150 mm (5.9 in) of precipitation over 13 days compared to March's 57 mm (2.3 in) over just 7 days. The humidity also peaks in December at 88%, compared to the 73% experienced in March. For more details on December weather, visit Portoroz weather in December.
As March arrives in Portorož, the transition into spring becomes evident with a refreshing change in weather. While temperatures gradually rise, they remain cooler compared to the balmy summer months, offering a crisp, invigorating atmosphere perfect for outdoor exploration. The average temperature sits comfortably at around 10°C, contrasting sharply with the sweltering highs of summer. Although March does see a fair bit of rain with about seven days of precipitation, it's a small price to pay for the beauty of nature awakening after winter’s chill. The increased humidity, typically around 73%, adds to the refreshing coastal air, making March an intriguing blend of lingering winter and the promise of spring. For more insights into local weather patterns, explore the Portoroz Climate.