Last updated: February 24, 2025
April in São Martinho, Portugal, brings a delightful transition into spring, with maximum temperatures reaching 23°C (74°F) and an average of 15°C (60°F). While the days are generally mild, the evenings can be a bit cooler, with minimum temperatures dipping to 11°C (51°F). Visitors can expect moderate rainfall, totaling 56 mm (2.2 in) over approximately 12 days, contributing to the region's lush landscapes. With humidity levels around 78%, the air feels refreshing and invigorating, making April a wonderful time to explore the vibrant beauty of São Martinho.
In April, Sao Martinho experiences a delightful transition into spring, with temperatures gently rising. The month begins with a minimum of around 11°C (51°F) and peaks at a comfortable 23°C (74°F), resulting in an average of 15°C (60°F). This slight increase from March hints at the approaching warmth of summer, while still offering cool evenings. The overall trend showcases a stable climate, with April's temperatures feeling mild and refreshing, making it an ideal time for outdoor activities as nature begins to bloom. As the days grow longer and brighter, visitors can enjoy the burgeoning beauty of this picturesque Portuguese locale.
April in São Martinho, Portugal, brings a moderate precipitation amount of 56 mm (2.2 in), occurring over 12 days. This marks a slight increase compared to the preceding months of March and January, reflecting a gradual rise in rainfall as spring settles in. As the month progresses, the region sees a transition from the heavier, wetter months of winter into a relatively drier May. Notably, April's precipitation can be characterized by its frequency, with nearly half the days experiencing some form of rain, which helps nourish the blossoming landscape. This trend of increased precipitation in early spring prepares the region for the upcoming dry summer months and underscores the vital role of April’s rain in maintaining São Martinho’s lush environment.
April in São Martinho, Portugal, sees a humility level of 78%, matching the slightly higher March figures. This period marks the transition into spring, characterized by a consistent rise in humidity that begins in the early months of the year. As we move from the cooler January and February, both with 75% humidity, the levels gradually increase, setting the stage for warmer months ahead. Interestingly, this rise continues into the summer, peaking in July and August at 83%. The slight dip to 77% in May hints at nature's delicate balance as it shifts into the hotter season, showcasing how humidity in São Martinho varies yet consistently reflects the changing climate patterns throughout the year.
As April unfolds in Sao Martinho, Portugal, the UV Index reaches an intense 10, marking a period of very high exposure, with a burn time of just 15 minutes. This significant spike from previous months signals the arrival of milder spring weather, compelling residents and visitors to be extra cautious under the sun. Coming off a March that already boasted a heightened 8, April escalates the need for sun protection, while preceding months like January and February hinted at moderate to high levels of UV exposure. As we transition towards the peak summer months, where the UV Index intensifies further, April serves as a crucial reminder of the importance of safeguarding our skin. To stay informed on daily UV levels, check out the detailed forecast at Sao Martinho UV Index.
UV Risk Categories
As April unfolds in Sao Martinho, the transition into spring brings a radiant 352 hours of sunshine, marking a continuation of the region's upward trend in daylight hours. This increase from March's already generous 299 hours signals a flourishing landscape, inviting outdoor enthusiasts to indulge in the beauty of blooming nature. With each passing month, the sunlight seems to gather momentum, peaking in June and July when residents and visitors bask in an impressive 376 and 391 hours of golden rays respectively. This delightful progression reflects the area's ability to captivate and charm, making April a perfect time to embrace the warmth and vibrancy of Portugal's coastal paradise. As the sun sets over this picturesque town, anticipation builds for the forthcoming months of brightness and warmth.
In Sao Martinho, Portugal, the likelihood of sunny weather shows a clear pattern as we transition from winter to spring. While April boasts a 38% chance of sunshine—a slight dip from March's 43%—it's important to note that this is part of a gradual increase leading to the sunniest months of the year. January and February start off with lower probabilities at 31% and 44%, respectively, but as we head towards summer, the chances surge, peaking in July at an impressive 63%. Overall, April marks a transition period, giving way to sunnier days ahead, making it a delightful time for both visitors and locals.
In April, Sao Martinho, Portugal basks in an inviting 13 hours of daylight, marking a noticeable increase from the 11 hours seen in the previous months. This growth in daylight heralds the arrival of spring, encouraging vibrant outdoor activities and the blossoming of nature. As the days continue to lengthen into May and June, which also enjoy 13 and 14 hours of daylight respectively, residents and visitors alike can revel in the increasingly sunlit hours, setting the stage for an exhilarating summer ahead. The transition is a clear reminder of nature's rhythm, as daylight gradually diminishes again in late summer and autumn.
In April in São Martinho, Portugal, the average wind speed dips slightly to 2.7 m/s (6 mph), a gentle breeze that marks the transition into spring. Following a slight increase in the previous months, the wind calmness offers a serene atmosphere, inviting the beauty of blooming flowers and vibrant landscapes. This lull, however, is temporary, as wind speeds begin to pick up again in May, reaching 3.0 m/s (7 mph). Overall, April showcases a refreshing mildness that balances perfectly with the expectation of warmer days ahead, making it an ideal time for outdoor exploration and enjoyment of the stunning coastal scenery.
The weather in Sao Martinho changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of April's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Sao Martinho and find detailed weather information for every month.
In comparing the weather of April and January, we can see some distinct differences. April generally has a slightly warmer range, with average temperatures around 15°C (60°F), peaking at 23°C (74°F), while January's temperatures also average at 15°C (59°F) but only reach a maximum of 22°C (71°F). Additionally, April tends to be wetter, with 56 mm (2.2 in) of precipitation over 12 days, contrasting with January's 38 mm (1.5 in) over just 7 days. Humidity levels are comparable, with April at 78% and January at 75%. For a more detailed look at the weather specifics in January, check out Sao Martinho weather in January.
April's weather shows a slight increase in temperatures compared to February, with average temperatures reaching 15°C (60°F) as opposed to February's 14°C (58°F). While both months experience relatively mild conditions, April offers slightly warmer maximum temperatures, peaking at 23°C (74°F) compared to February's 22°C (72°F). However, April also brings more precipitation, with 56 mm (2.2 in) falling over 12 days, compared to February's 60 mm (2.4 in) over 9 days. Humidity levels remain similar, slightly higher in April at 78% versus February's 75%. For more details about February weather, you can visit Sao Martinho weather in February.
In comparing the weather between March and April, we can see a slight increase in average temperatures during April, with a minimum of 11°C (51°F) and a maximum of 23°C (74°F), compared to March's minimum of 8°C (47°F) and maximum of 24°C (76°F). Precipitation levels are fairly similar, with April seeing 56 mm (2.2 in) over 12 days, while March had slightly less, at 52 mm (2.1 in) over 9 days. Both months maintain a consistent humidity level of 78%. For more details on March weather, you can check the Sao Martinho weather in March.
April and May exhibit a noticeable shift in weather patterns. In April, temperatures range from a minimum of 11°C (51°F) to a maximum of 23°C (74°F), with an average of 15°C (60°F). This month experiences higher precipitation, totaling 56 mm (2.2 in) over 12 days, and maintains a humidity level of 78%.
In contrast, May brings slightly warmer conditions, with minimum temperatures rising to 12°C (53°F) and maximum temperatures reaching 26°C (78°F), resulting in an average of 17°C (62°F). Notably, precipitation decreases significantly to 23 mm (0.9 in) over just 6 days, and humidity remains similar at 77%. Overall, May tends to be drier and warmer than April, making it a more appealing time for outdoor activities. For more specific insights, you can check out Sao Martinho weather in May.
In April, the weather tends to be mild with temperatures ranging from a minimum of 11°C (51°F) to a maximum of 23°C (74°F), resulting in an average temperature of 15°C (60°F). During this month, there is significant rainfall, totaling 56 mm (2.2 in) over about 12 days, and humidity levels are relatively high at 78%. In contrast, June experiences slightly warmer temperatures, with a minimum of 13°C (56°F), an average of 18°C (65°F), and a maximum of 26°C (79°F). Precipitation decreases to 36 mm (1.4 in) spread over just 7 days, while humidity rises slightly to 80%. For a detailed look at the weather trends in June, you can check out Sao Martinho weather in June.
April and July present distinctly different weather patterns. In April, temperatures range from a minimum of 11°C (51°F) to a maximum of 23°C (74°F), with an average of 15°C (60°F). The month tends to be wetter, receiving about 56 mm (2.2 in) of precipitation across 12 days, while humidity levels sit at 78%. In contrast, July offers warmer conditions, with minimum temperatures of 16°C (62°F) and maximums reaching 27°C (82°F), averaging 20°C (68°F). Notably, July is much drier, with only 7 mm (0.3 in) of rain falling over just one day, and humidity slightly rising to 83%. For a more detailed insight into the weather during July, you can check this link: Sao Martinho weather in July.
April and August offer distinct weather contrasts. In April, temperatures range from a mild minimum of 11°C (51°F) to a maximum of 23°C (74°F), with an average of 15°C (60°F). The month is characterized by frequent rainfall, totaling 56 mm (2.2 in) across approximately 12 days, alongside a humidity level of 78%. Conversely, August sees warmer temperatures, with a minimum of 17°C (63°F) and a maximum reaching 29°C (84°F), averaging at 21°C (71°F). Rain is scarce during this month, with only 8 mm (0.3 in) of precipitation over just 2 days. The humidity level rises slightly to 83%. For a closer look at August weather patterns, you can explore Sao Martinho weather in August.
When comparing the weather in April and September, there are notable differences in temperature and precipitation patterns. In April, temperatures usually range from a minimum of 11°C (51°F) to a maximum of 23°C (74°F), with an average of 15°C (60°F). The month sees about 56 mm (2.2 in) of precipitation over approximately 12 days, contributing to a humidity level of 78%. In contrast, September offers milder temperatures, with minimums around 17°C (63°F) and maximums reaching 27°C (81°F), resulting in an average temperature of 21°C (70°F). This month has significantly less rainfall, totaling only 18 mm (0.7 in) over about 6 days, and slightly higher humidity at 81%. For more detailed information, you can visit Sao Martinho weather in September.
April and October offer distinct weather experiences, with both months featuring mild temperatures and a hint of rainfall. In April, temperatures range from a minimum of 11°C (51°F) to a maximum of 23°C (74°F), with an average of 15°C (60°F) and a notable humidity of 78%. This month also sees around 56 mm (2.2 inches) of precipitation spread over 12 days. In contrast, October boasts slightly warmer temperatures, with a minimum of 14°C (58°F) and a maximum of 28°C (82°F), resulting in an average of 20°C (67°F) and a humidity of 80%. Despite being a bit wetter at 57 mm (2.3 inches) over just 10 days, October feels warmer and more inviting. For a closer look at October weather specifics, you can check Sao Martinho weather in October.
April and November present somewhat similar temperatures, with April averaging around 15°C (60°F) and reaching a maximum of 23°C (74°F), while November has a slightly higher average of 17°C (63°F) and a maximum of 26°C (79°F). However, November experiences more precipitation, totaling 67 mm (2.6 in) over approximately 15 days compared to April's 56 mm (2.2 in) over 12 days. Additionally, humidity levels are slightly lower in November at 75%, compared to April's 78%. For a detailed look at November weather patterns, check out Sao Martinho weather in November.
April and December exhibit mild temperatures, with April experiencing a slightly wider range from 11°C to 23°C (51°F to 74°F) and an average of 15°C (60°F). In comparison, December's temperatures are a bit more stable, fluctuating between 10°C and 21°C (51°F to 70°F) with an average of 16°C (61°F). Precipitation levels are quite similar, with April receiving 56 mm (2.2 in) over 12 days and December slightly more at 58 mm (2.3 in) across 11 days. Additionally, April has a higher humidity of 78%, while December maintains a lower humidity of 75%. For a more detailed look, you can visit Sao Martinho weather in December.
April in São Martinho offers a refreshing transition from the cooler winter months, marked by a noticeable rise in temperatures and a touch of humidity. Compared to the chill of earlier months, you can expect more comfortable warmth, with pleasant days averaging around 15°C, while the evenings still provide a cozy coolness. Rainfall is fairly moderate, with precipitation spread across about half the month, allowing for vibrant blooms throughout the landscape. This blend of mild weather and occasional showers sets the stage for spring's arrival, making it a delightful time for outdoor activities. For a deeper dive into the climate trends, visit Sao Martinho Climate.