March Weather in Primorsko, Bulgaria

Last updated: August 21, 2025

In Primorsko, Bulgaria, March brings a blend of cool temperatures and a hint of spring, with maximums reaching up to 19°C (66°F) and averages settling around 7°C (46°F). Nighttime temperatures can dip as low as -6°C (21°F), reminding visitors of winter's lingering presence. This month also ushers in approximately 61 mm (2.4 in) of precipitation over about 10 days, contributing to a notably high humidity level of 79%. Whether exploring the coastal beauty or enjoying the fresh air, March in Primorsko offers a unique transition into warmer days.

March Temperature in Primorsko

In March, Primorsko, Bulgaria, ushers in a gradual warming trend as winter gives way to spring. The temperatures begin to rise, with a minimum hovering around -6°C (21°F) and a maximum reaching a pleasant 19°C (66°F). The average temperature settles at 7°C (46°F), marking a shift from the chill of February. As the month progresses, the air becomes increasingly inviting, encouraging outdoor activities and blooming nature. This transitional phase invites visitors and locals alike to savor the budding warmth and experience the emerging vibrancy of the season, setting a delightful stage for the months ahead.

March Weather in Primorsko: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Primorsko, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Primorsko, March 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).
JanFebMarAprMayJunJulAugSepOctNovDec414345516170747670625447
Data source: Temperature data for Primorsko generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

March Precipitation in Primorsko

In March, Primorsko experiences a significant transition in precipitation patterns, with 61 mm (2.4 in) of rain spread over 10 days. This marks a slight decline from the wetter months of January and February, which collectively showcase higher rainfall, with January contributing 98 mm and February 68 mm. As spring approaches, the frequency of wet days begins to taper off, signaling a shift towards drier conditions that will characterize the upcoming months. The precipitation not only nourishes the landscape but also sets the stage for the budding flora, emphasizing the balance between moisture and the anticipation of warmer, sunnier days ahead.

March Precipitation Trends in Primorsko

The chart displays monthly precipitation patterns in Primorsko, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Primorsko, March typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec98686157375936204010711094
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

March Humidity in Primorsko

March in Primorsko, Bulgaria, marks a subtle shift in humidity, with levels dropping to 79% from February's 81%. This slight decline hints at the arrival of spring, as the region transitions to milder weather. Following March, humidity continues to decrease through April, reaching 75%. It's notable that as the warmer months approach, the trend trends downward, with June and July showcasing the lowest levels at 71% and 69% respectively. This overall pattern suggests a gradual move towards drier conditions, making March a pivotal month in the evolving climate of Primorsko. The humidity levels not only reflect the changing seasons but also set the stage for the drier summer months ahead.

March Average Humidity in Primorsko

This chart illustrates the average monthly humidity levels in Primorsko, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Primorsko is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%81%79%75%77%71%69%60%63%76%81%84%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Primorsko

As March rolls into Primorsko, Bulgaria, the UV Index rises noticeably to 6, categorizing it as high exposure, with a burn time of just 25 minutes under direct sunlight. This marks a significant increase from February’s moderate level of 4, highlighting the transition into sunnier spring days. As we move towards April, this upward trend continues, with the UV Index climbing to 7, emphasizing the need for sun protection. It's a reminder that as winter fades, the intensity of the sun is on the rise. For those planning outdoor activities, it’s essential to stay vigilant and protect your skin. For more details, check out the Primorsko UV Index for updated insights as the seasons change.

Maximum UV Index Levels in Primorsko for March

The chart shows the monthly maximum UV Index (UVI) for Primorsko in March, 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 March, the maximum UV index in Primorsko typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec246799997532
Data source: Primorsko March 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.

March Sunshine in Primorsko

As March unfolds in Primorsko, Bulgaria, the promise of spring becomes palpable with an impressive 293 hours of sunshine. This marks a significant increase from February's 228 hours, heralding the transition from winter's chill to the warmth of blossoming nature. Continuing the upward trend, April shines even brighter, boasting 348 hours, setting the stage for an exhilarating summer. The sun's increasing presence each month not only uplifts the spirits of locals and visitors alike but also gradually transforms the landscape, inviting exploration and leisure by the sea. The march towards longer days suggests a vibrant and lively atmosphere, making March a delightful precursor to the lively beach days that follow in the warmer months.

Monthly Sunshine Duration in Primorsko: March Highlighted

The March sunshine duration represents the total number of hours Primorsko experiences direct sunlight during the month of March, excluding cloudy or obstructed periods. This chart compares the sunshine duration of March with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec162h228h293h348h397h409h429h404h342h285h224h213h
Data source: Primorsko March Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Primorsko During March

As March unfolds in Primorsko, Bulgaria, the likelihood of sunny weather begins to brighten the horizon, with a 45% chance of sunshine. This marks a notable increase compared to February's 43%, hinting at the gradual arrival of spring. Interestingly, while April and May offer similar probabilities of sunshine at 44% and 48% respectively, it's during the summer months that the sun truly dominates, peaking at an impressive 80% in July. March's weather shows promise, sheltering travelers under a canopy of potential warmth and light, as the region transitions from winter's chill to the balmy embrace of spring.

Percentage of Sunny Days in March in Primorsko

The chart illustrates the percentage of sunny days in Primorsko throughout the year, with March 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 Primorsko experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec27%43%45%44%49%51%80%77%49%25%28%30%
Data source: Primorsko March chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Primorsko in March

As winter gives way to spring in Primorsko, Bulgaria, March marks a delightful transition, with daylight stretching to 11 hours. This increase from 10 hours in February signals the approach of warmer months, inviting residents and visitors alike to soak in the longer, sunlit days. The daylight duration will continue to rise, peaking at 15 hours in June, before gradually tapering off as the year progresses. This trend not only enhances outdoor activities but also fosters a vibrant atmosphere in the picturesque coastal town, making March a perfect time to experience the unfolding beauty of nature.

Average Daylight Hours in Primorsko for March

The chart illustrates the variation in daylight duration in Primorsko throughout the year, with March highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 28m10h 33m11h 57m13h 22m14h 35m15h 12m14h 52m13h 48m12h 26m11h 1m9h 46m9h 7m
Data source: Primorsko daylight hours, calculated by summing the hours between sunrise and sunset for each day.

March Winds in Primorsko

As March unfolds in Primorsko, Bulgaria, the winds remain a gentle whisper at an average speed of 4.9 m/s (11 mph), mirroring February's tranquility. This seasonal transition sees the winds becoming milder, setting the stage for the warmer months ahead. In April, a noticeable shift occurs, as wind speeds dip to 3.5 m/s (8 mph), indicating a calmness that often accompanies spring's arrival. Interestingly, the trend through the spring months shows a gradual decline, with May maintaining a similar breeze before summer brings a slight uptick in wind speed again. Overall, March serves as a bridge, echoing the stillness of winter while hinting at the gentle breezes of spring.

Average March Wind Speed in Primorsko

The chart displays monthly wind speed patterns in Primorsko, with values for each month shown alongside March's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how March's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.64.94.9 m/s3.53.73.13.83.74.85.94.56.0
Data source: Primorsko March wind data, generated using information from the Copernicus Climate Change Service.

How March Weather in Primorsko Compares to Other Months

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

March generally offers milder weather compared to January. The average temperature in March rises to 7°C (46°F), with a range from -6°C (21°F) to 19°C (66°F), whereas January has a cooler average of 5°C (42°F), with temperatures dipping to -7°C (19°F) and peaking at 16°C (61°F). Both months experience significant precipitation, but January is wetter, receiving 98 mm (3.9 in) over 11 days compared to March’s 61 mm (2.4 in) over 10 days. Despite both months having high humidity levels—79% in March and 84% in January—March typically feels more pleasant and spring-like, making it a favorable transition into warmer weather. For more details, visit Primorsko weather in January.

In comparing the weather of March and February, March tends to be slightly milder with an average temperature of 7°C (46°F) compared to February's average of 6°C (44°F). While both months experience chilly minimum temperatures, March's minimum dips to -6°C (21°F), just a bit colder than February's -4°C (26°F). In terms of maximum temperatures, March reaches up to 19°C (66°F), whereas February peaks at 16°C (61°F). Precipitation levels are somewhat comparable, with March receiving 61 mm (2.4 in) over 10 days and February recording slightly more at 68 mm (2.7 in) across 9 days. Humidity levels are also similar, standing at 79% in March and 81% in February. For more specifics on February's weather, you can visit Primorsko weather in February.

In March, temperatures tend to be cooler, with a minimum of -6°C (21°F) and an average of 7°C (46°F), peaking at a maximum of 19°C (66°F). The month sees approximately 61 mm (2.4 in) of precipitation over 10 days, accompanied by a relatively high humidity of 79%. By contrast, April brings a noticeable warming trend, with minimum temperatures rising to 4°C (40°F) and an average of 10°C (51°F), reaching up to 22°C (72°F). Precipitation decreases slightly to 57 mm (2.2 in) over 8 days, and humidity also drops to 75%. For more detailed information, check out Primorsko weather in April.

In March, temperatures can be quite chilly, with a minimum of -6°C (21°F) and an average of 7°C (46°F), reaching a maximum of 19°C (66°F), while the weather remains damp with 61 mm (2.4 in) of precipitation over approximately 10 days and a humidity level of 79%. In contrast, May brings milder weather, with minimum temperatures around 10°C (50°F) and an average of 16°C (61°F), peaking at 25°C (78°F). Additionally, May experiences less precipitation, totaling 37 mm (1.5 in) over about 8 days and slightly lower humidity at 77%. For more details on the weather in May, you can check this link: Primorsko weather in May.

In March, the weather is significantly cooler, with temperatures ranging from a chilly -6°C (21°F) to a moderate 19°C (66°F) and an average of 7°C (46°F). The month sees about 61 mm (2.4 in) of precipitation over approximately 10 days, accompanied by a higher humidity level of 79%. By contrast, June experiences much warmer conditions, with temperatures ranging from a minimum of 13°C (55°F) to a comfortable maximum of 29°C (84°F), averaging around 21°C (70°F). Precipitation decreases slightly to 59 mm (2.3 in) over 9 days, and humidity drops to 71%. For a detailed look at June weather, you can visit Primorsko weather in June.

In comparing the weather of March and July, it's clear that there is a significant shift in conditions. March experiences much cooler temperatures, with a minimum of -6°C (21°F) and an average of 7°C (46°F), while July boasts a warmer minimum of 18°C (65°F) and an average of 24°C (75°F). Additionally, March sees higher precipitation levels at 61 mm (2.4 in) across 10 days, compared to July's 36 mm (1.4 in) over just 6 days, indicating a drier climate during the summer month. Humidity also varies, with March maintaining a higher humidity level at 79% versus July's 69%. For more details, you can check out Primorsko weather in July.

In March, the weather is generally quite chilly, with temperatures ranging from a low of -6°C (21°F) to a peak of 19°C (66°F), and an average temperature of 7°C (46°F). The month experiences notable precipitation of 61 mm (2.4 in) over approximately 10 days, coupled with a high humidity level of 79%. In contrast, August brings warmth and more favorable conditions, with temperatures ranging from a minimum of 18°C (65°F) to a maximum of 31°C (88°F) and an average of 24°C (76°F). The precipitation decreases significantly to just 20 mm (0.8 in) over about 3 days, and humidity levels are lower at 60%. For more details on August weather, check out Primorsko weather in August.

March and September present contrasting weather experiences. In March, temperatures can dip as low as -6°C (21°F), with an average of 7°C (46°F) and a maximum reaching 19°C (66°F). This month sees higher precipitation levels, with about 61 mm (2.4 in) spread over approximately 10 days and a humidity rating of 79%. In contrast, September enjoys milder temperatures, starting at a minimum of 13°C (56°F) and averaging 21°C (71°F), peaking at a warm 29°C (85°F). Precipitation decreases to about 40 mm (1.6 in) over 7 days, along with a more comfortable humidity level of 63%. For more detailed weather information, check Primorsko weather in September.

March and October present contrasting weather patterns. In March, temperatures can range from a chilly -6°C (21°F) at night to a mild 19°C (66°F) during the day, with an average temperature around 7°C (46°F). This month sees moderate precipitation of 61 mm (2.4 in) over approximately 10 days, paired with a relatively high humidity of 79%. In contrast, October boasts warmer temperatures, starting at a minimum of 9°C (48°F) and peaking at 28°C (83°F), with an average of 17°C (62°F). However, this month experiences higher rainfall, accumulating 106 mm (4.2 in) over the same number of days, while humidity slightly decreases to 76%. For a detailed overview of October weather, visit Primorsko weather in October.

March and November display notable differences in weather patterns, primarily in temperature and precipitation. In March, temperatures range from a chilly minimum of -6°C (21°F) to a comfortable maximum of 19°C (66°F), with an average of 7°C (46°F). Precipitation is lighter, totaling 61 mm (2.4 in) over about 10 days, and humidity is relatively high at 79%. Conversely, November experiences milder temperatures, with a minimum of 2°C (36°F) and a maximum of 22°C (72°F), averaging 12°C (55°F). However, it is also wetter, recording 110 mm (4.3 in) of rain over 13 days, and slightly higher humidity at 81%. For a closer look at the specifics for November, you can visit Primorsko weather in November.

In comparing the weather between March and December, both months exhibit a range of temperatures, though March tends to have slightly more variability. In March, the minimum temperature can drop to -6°C (21°F), while it averages around 7°C (46°F) and can reach a maximum of 19°C (66°F). In contrast, December's temperatures are more moderate, with a minimum of -2°C (28°F) and an average of 8°C (48°F), peaking at 18°C (65°F).

Precipitation also differs notably; December experiences higher rainfall at 94 mm (3.7 in) over 12 days, compared to March's 61 mm (2.4 in) over 10 days. Humidity levels are fairly comparable, with March at 79% and December slightly higher at 84%. For more detailed insights, you can check Primorsko weather in December.

Compare Primorsko's Climate with Cities Worldwide

Conclusion: What to Expect From March Weather in Primorsko

As March unfolds in Primorsko, the weather begins its subtle transition from the winter chill to the promise of spring. With temperatures ranging from mild highs to crisp lows, this month offers a refreshing change, differing significantly from the colder months preceding it. While precipitation remains a fixture, with about ten rainy days contributing to a relatively high humidity level, it’s the emerging warmth that marks March as a bridge to sunnier days. For further insights into how this month fits into the region's overall weather patterns, visit Primorsko Climate.