April Weather in Santa Barbara, Portugal

Last updated: February 24, 2025

In Santa Barbara, Portugal, April ushers in a mild climate characterized by a maximum temperature of 18°C (64°F) and an average of 15°C (60°F), creating pleasant conditions for outdoor activities. The minimum temperature dips to 10°C (51°F), ensuring a cool respite at night. However, April is also marked by significant rainfall, with 76 mm (3.0 in) of precipitation over 13 days, contributing to the lush landscapes typical of this region. The atmosphere remains notably humid at 84%, making it an ideal time for nature enthusiasts to explore the vibrant flora and rejuvenated scenery following the spring rains.

April Temperature in Santa Barbara

In April, Santa Barbara, Portugal, experiences a slight uptick in temperatures as spring fully unfurls. With minimums around 10°C (51°F), average daily temperatures reach 15°C (60°F), and highs peak at 18°C (64°F). While these figures echo the cooler months of March, the consistency in warmth hints at the gradual transition toward the balmy conditions of summer. The air feels a touch crisper, yet the gentle shift invites outdoor exploration, making April an invigorating time to enjoy the blossoming landscapes of this picturesque region. As the month progresses, residents and visitors alike may find the mild temperatures ideal for leisurely strolls and appreciating the vibrant spring scenery.

April Weather in Santa Barbara: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Santa Barbara, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec615959596265697271686462
Data source: Temperature data for Santa Barbara 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.

April Precipitation in Santa Barbara

April in Santa Barbara, Portugal, experiences a moderate precipitation amount of 76 mm (3.0 in), slightly increasing from the previous month's 49 mm. This uptick can be attributed to 13 rainy days, matching February's frequency and indicating a continued trend of wet weather as spring unfolds. Notably, these rainy days contribute to the vibrant bloom of the region, offering a refreshing transition as the drier months approach. As the year progresses into May and June, precipitation begins to taper off, highlighting a shift towards the characteristic Mediterranean climate of warmer, drier summers. Overall, April serves as a vital bridge in Santa Barbara’s climate narrative, showcasing the balance between ample rainfall and the anticipation of sunnier skies ahead.

April Precipitation Trends in Santa Barbara

The chart displays monthly precipitation patterns in Santa Barbara, with values for each month alongside April's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec78774976544322474683107121
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Santa Barbara

In Santa Barbara, Portugal, April experiences consistent humidity levels, holding steady at 84%, a trend that has persisted since January. This month is part of a cycle where humidity subtly fluctuates but remains predominantly high during the early months of the year, with March also recording 84%. As we move towards the summer, a slight increase is notable, with July peaking at 86% before tapering off again in August. Overall, the region showcases a stable humid pattern in spring, providing a refreshing atmosphere that continues into summer, while the humidity begins to decrease towards the fall and winter months.

April Average Humidity in Santa Barbara

This chart illustrates the average monthly humidity levels in Santa Barbara, with April's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how April's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%84%84%83%84%86%82%82%79%80%85%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Santa Barbara

In April, Santa Barbara, Portugal experiences a significant leap in UV exposure, with the UV Index reaching 9, categorized as very high. This marks a stark increase from March's 7, emphasizing the need for heightened sun protection, as the recommended burn time drops to just 15 minutes. As spring unfolds, the warmth and intensity of sunlight become increasingly potent, paving the way for May's even higher UV levels. The trend highlights the importance of being mindful of sun safety as outdoor activities become more prevalent. For more insights on UV levels throughout the year, check out Santa Barbara UV Index.

Maximum UV Index Levels in Santa Barbara for April

The chart shows the monthly maximum UV Index (UVI) for Santa Barbara in April, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3579101110109743
Data source: Santa Barbara April 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.

April Sunshine in Santa Barbara

As April unfolds in Santa Barbara, Portugal, the sun graces this beautiful locale with 290 hours of brilliant sunshine, signaling the vibrant transition of spring. Building on the momentum from March's 261 hours, this increase not only marks a significant leap but also hints at the approaching summer, where sunshine peaks at 380 hours in July. The months leading into April show a steady rise in daylight hours, with February and March paving the way for the sun-drenched days ahead. As the days grow longer, visitors and locals alike can bask in the warm glow, making the most of the outdoor adventures and picturesque landscapes that define this enchanting coastal town.

Monthly Sunshine Duration in Santa Barbara: April Highlighted

The April sunshine duration represents the total number of hours Santa Barbara experiences direct sunlight during the month of April, excluding cloudy or obstructed periods. This chart compares the sunshine duration of April with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec147h204h261h290h336h353h380h357h317h266h205h194h
Data source: Santa Barbara April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Santa Barbara During April

As April arrives in Santa Barbara, Portugal, the likelihood of sunny weather begins to brighten up, with 30% chances of clear skies—an incremental rise compared to the preceding months of January, February, and March, which hover around 22% to 28%. This trend hints at the transition into spring, as the likelihood continues to climb into May and June, where chances soar to 32% and 43%, respectively. With the days growing longer and the warmth returning, April marks a promising shift towards sunnier days, inviting both locals and visitors to embrace the delightful outdoor activities in this charming coastal town.

Percentage of Sunny Days in April in Santa Barbara

The chart illustrates the percentage of sunny days in Santa Barbara throughout the year, with April 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 Santa Barbara experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec22%28%27%30%32%43%41%50%40%34%26%30%
Data source: Santa Barbara April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Santa Barbara in April

As April unfolds in Santa Barbara, Portugal, residents and visitors alike bask in increased daylight, with an impressive 13 hours of sun gracing each day. This marks a noticeable shift from the shorter days of winter, where January and February offered only 9 and 10 hours respectively. March serves as a gentle transition into spring, contributing 11 hours of daylight, but it is in April that the sun truly asserts its presence. Following this peak, daylight begins to taper slightly in the summer months of May and June, where the duration reaches its zenith at 14 hours, before easing back as autumn approaches. This rhythm of daylight not only highlights the vibrant energy of spring but also sets the stage for longer, sun-soaked days that characterize the upcoming months.

Average Daylight Hours in Santa Barbara for April

The chart illustrates the variation in daylight duration in Santa Barbara throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 47m10h 45m11h 58m13h 13m14h 17m14h 48m14h 32m13h 35m12h 23m11h 8m10h 3m9h 29m
Data source: Santa Barbara daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Santa Barbara

In April, the wind in Santa Barbara, Portugal picks up slightly, averaging 8.0 m/s (18 mph), a refreshing shift from the calmer breezes of March. This moderate increase is part of a broader trend where the early spring months show a gradual fluctuation, peaking in February before retreating. Following April, the winds soften in May to the same speed as March. Overall, the month serves as a delightful prelude to the lighter summer breezes, bridging the transitional phases of the year with its gentle, invigorating gusts. As winter gives way to warmer days, the April winds beckon both locals and visitors outdoors, setting the stage for the sunny days ahead.

Average April Wind Speed in Santa Barbara

The chart displays monthly wind speed patterns in Santa Barbara, with values for each month shown alongside April's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how April's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec10.411.16.68.0 m/s6.64.86.36.16.26.68.48.9
Data source: Santa Barbara April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Santa Barbara Compares to Other Months

The weather in Santa Barbara 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 Santa Barbara and find detailed weather information for every month.

In comparing the weather of April and January, we observe that both months have quite similar temperature ranges and humidity levels. April records a minimum temperature of 10°C (51°F) and an average of 15°C (60°F), while January has slightly higher temperatures, hovering between a minimum of 11°C (52°F) and an average of 16°C (61°F). Precipitation levels are also comparable, with April experiencing 76 mm (3.0 in) over 13 days, while January sees a marginally higher 78 mm (3.1 in) across 11 days. Both months maintain a consistent humidity level of 84%, creating a relatively damp atmosphere in the region. For more detailed information, check out Santa Barbara weather in January.

Both April and February share similar temperature ranges, with minimums around 10°C (51°F), averages of 15°C (60°F), and maximums reaching up to 18°C (64°F) in April and 18°C (65°F) in February. Precipitation levels are nearly identical, with April receiving 76 mm (3.0 in) and February slightly higher at 77 mm (3.0 in), both spread across 13 rainy days. The humidity is also comparable, with April at 84% and February slightly lower at 83%. For more information about February's weather, you can explore Santa Barbara weather in February.

In comparing the weather between March and April, we see that both months exhibit similar temperature patterns, with minimums around 10°C (50°F), averages around 15°C (59°F), and maximums reaching 18°C (64°F). However, April experiences increased precipitation, totaling 76 mm (3.0 in) over 13 days, compared to March's 49 mm (1.9 in) over just 9 days. Humidity remains consistent at 84% for both months. For a more detailed look at the weather in March, you can check out Santa Barbara weather in March.

April tends to be cooler and wetter compared to May, with average temperatures ranging from a minimum of 10°C (51°F) to a maximum of 18°C (64°F) and an average rainfall of 76 mm (3.0 in) spread over 13 days. In contrast, May sees a slight increase in warmth, with temperatures ranging from a minimum of 12°C (53°F) to a maximum of 19°C (67°F), while also experiencing less precipitation at 54 mm (2.1 in) over just 8 days. Additionally, April's humidity is slightly higher at 84%, compared to May's 83%. For more details on the weather conditions, you can check Santa Barbara weather in May.

April weather tends to be cooler, with average temperatures ranging from a minimum of 10°C (51°F) to a maximum of 18°C (64°F), while June experiences warmer temperatures, averaging between 15°C (58°F) and 22°C (72°F). Additionally, April sees significantly more rainfall, with about 76 mm (3.0 in) of precipitation over 13 days compared to June's lighter 43 mm (1.7 in) of rain spread across just 6 days. Interestingly, both months share a high humidity level of 84%, making the air feel moist and comfortable. For more details on June weather, you can check Santa Barbara weather in June.

When comparing the weather in April and July, a noticeable shift in temperatures and precipitation patterns emerges. In April, the average temperatures range from a minimum of 10°C (51°F) to a maximum of 18°C (64°F), accompanied by significant rainfall totaling 76 mm (3.0 in) over 13 days, resulting in a rather humid environment with 84% humidity. In contrast, July brings warmer conditions, with minimum temperatures at 18°C (65°F) and maximums reaching 23°C (74°F). The summertime month also experiences much less precipitation, with only 22 mm (0.8 in) falling over just 3 days, leading to a slightly higher humidity level of 86%. For more details on the weather during this month, you can check out Santa Barbara weather in July.

April and August exhibit distinct differences in weather patterns. In April, temperatures range from a minimum of 10°C (51°F) to a maximum of 18°C (64°F), with an average of 15°C (60°F). This month sees a significant amount of rainfall, with 76 mm (3.0 in) spread over 13 days, contributing to a high humidity level of 84%. In contrast, August offers warmer temperatures, with a minimum of 19°C (66°F) and a maximum of 24°C (76°F), averaging around 22°C (72°F). Rainfall decreases significantly to 47 mm (1.9 in) over just 8 days, and humidity slightly lowers to 82%. For more detailed insights, you can check Santa Barbara weather in August.

April and September present quite contrasting weather conditions. In April, temperatures start at a minimum of 10°C (51°F) and peak at 18°C (64°F), with an average of 15°C (60°F), while the month experiences significant rainfall of 76 mm (3.0 in) across 13 days, resulting in a humid atmosphere at 84%. In contrast, September offers warmer temperatures, with a minimum of 19°C (66°F) and a maximum reaching 24°C (76°F), averaging 22°C (71°F). Additionally, this month sees less precipitation, totaling 45 mm (1.8 in) over 10 days, and maintains a slightly lower humidity level of 82%. For more details on the weather in September, you can visit Santa Barbara weather in September.

April and October present contrasting yet mild weather patterns. In April, temperatures range from a minimum of 10°C (51°F) to a maximum of 18°C (64°F), with an average of 15°C (60°F). The month is characterized by high humidity at 84% and considerable precipitation of 76 mm (3.0 in) over 13 days. In contrast, October boasts warmer temperatures, with a minimum of 15°C (58°F) and a maximum of 24°C (76°F), averaging 20°C (69°F). The humidity is slightly lower at 79%, and precipitation rises to 83 mm (3.3 in) over just 12 days. For more details, you can check Santa Barbara weather in October.

April and November present distinct weather patterns. In April, temperatures range from a minimum of 10°C (51°F) to a maximum of 18°C (64°F), averaging around 15°C (60°F). This month experiences around 76 mm (3.0 in) of precipitation over 13 days, paired with a relatively high humidity of 84%. In contrast, November offers slightly warmer temperatures, with a minimum of 13°C (55°F) and a maximum of 22°C (71°F), averaging at 18°C (65°F). This month sees more rainfall, totaling 107 mm (4.2 in) over 14 days, but with a lower humidity level of 80%. For more specific insights, refer to Santa Barbara weather in November.

April and December exhibit mild temperatures, but there are notable differences in their weather patterns. In April, temperatures range from a minimum of 10°C (51°F) to a maximum of 18°C (64°F), with an average of 15°C (60°F). The month sees about 76 mm (3.0 in) of precipitation over 13 days, accompanied by high humidity at 84%. In contrast, December offers slightly warmer conditions, with temperatures ranging from 12°C (54°F) to 20°C (68°F), averaging 17°C (63°F). However, it is also wetter, with approximately 121 mm (4.8 in) of precipitation over the same number of rainy days, and humidity levels remain similar at 85%. For a closer look at December weather specifics, you can visit Santa Barbara weather in December.

Compare Santa Barbara's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Santa Barbara

As April graces Santa Barbara, the weather unveils a delightful transition into spring. With temperatures reaching a comfortable average of 15°C, the days are pleasantly mild, though they can dip to a refreshing 10°C at night. This month also marks a noticeable increase in precipitation, with an average of 76 mm spread over 13 days, making it one of the wetter periods of the year. The humidity levels hover around 84%, lending a fresh feel to the air. Compared to the drier and warmer months ahead, April offers a unique blend of refreshing coolness and occasional rain, creating an inviting atmosphere for both locals and visitors alike. For a deeper understanding of what to expect throughout the year, check out Santa Barbara Climate.