April Weather in Horta, Portugal

Last updated: February 24, 2025

April in Horta, Portugal brings a refreshing change as spring settles in. With a comfortable average temperature of 15°C (60°F), daily highs can reach up to 18°C (65°F), while nighttime lows dip to around 9°C (49°F). Visitors can expect a somewhat damp environment, with 75 mm (3.0 in) of precipitation over approximately 14 days of the month. Humidity levels hover around a high 85%, creating a lush and vibrant atmosphere. Ideal for nature enthusiasts, April showcases the beauty of Horta as it awakens in vivid colors, making it a perfect time for outdoor exploration.

April Temperature in Horta

April in Horta, Portugal, marks a transition into milder spring conditions, with temperatures displaying a stable pattern reminiscent of the earlier months. The minimum temperature settles at 9°C (49°F), mirroring March's lows, while the average temperature remains a consistent 15°C (60°F). As for the maximum temperature, it peaks at 18°C (65°F), similar to March's highest readings. This month doesn't introduce drastic changes, but rather maintains the pleasant coolness that characterizes early spring in Horta, making it an inviting time for outdoor exploration amidst the stunning natural scenery. With temperatures gradually rising in May, April provides a delightful balance of crispness and comfort, perfect for soaking in the beauty of this charming Portuguese island.

April Weather in Horta: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Horta, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec615959606266707272696563
Data source: Temperature data for Horta generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Horta

April in Horta, Portugal, experiences a moderate shift in precipitation patterns, with a total of 75 mm (3.0 in) of rainfall over 14 days. Compared to March, which saw 63 mm (2.5 in) spread across fewer days, the spring month brings an increase in both rainfall and rainy days, hinting at the seasonal transition. This uptick contributes to the island's lush green landscapes, setting the stage for the warmer months ahead. As Horta prepares for May, precipitation levels dip slightly to 63 mm (2.5 in), consistent with the trend of decreasing rainfall as summer approaches. Overall, April serves as a pivotal period, bridging the wetter winter months and the drier summer season.

April Precipitation Trends in Horta

The chart displays monthly precipitation patterns in Horta, 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.
JanFebMarAprMayJunJulAugSepOctNovDec91796375633827585774124108
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Horta

April in Horta, Portugal continues the trend of elevated humidity levels characteristic of the spring season, registering at 85%. This figure aligns with the neighboring months, particularly March and June, which also experience similar humidity percentages. As temperatures begin to rise, the consistent humidity creates a lush environment but may also feel muggy at times. Interestingly, the humidity in April is slightly lower than the high of 86% seen in July, suggesting a gradual increase towards the peak summer months. Overall, Horta’s April humidity adds to the enchanting, verdant vibrancy of the Azores, making it a captivating destination for nature lovers.

April Average Humidity in Horta

This chart illustrates the average monthly humidity levels in Horta, 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%85%85%83%85%86%83%83%79%80%85%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Horta

April in Horta, Portugal, brings a notable surge in the UV Index, reaching a striking 9, indicating a very high exposure category. With an accelerated burn time of just 15 minutes, it's crucial for residents and visitors alike to take precautions against UV rays. This increase follows a trend from March, where the UV Index was a high 7, highlighting a significant leap as spring unfolds. As the month progresses, the intensity of sunlight continues to rise, setting the stage for an even more intense May with an Index of 10. Staying informed about the UV Index is essential, especially as the days grow warmer and sunnier; for more details, check out Horta UV Index.

Maximum UV Index Levels in Horta for April

The chart shows the monthly maximum UV Index (UVI) for Horta 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: Horta 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 Horta

April in Horta, Portugal, shines brightly with an impressive 292 sunshine hours, marking a delightful transition into spring. As the days lengthen, there's a notable trend of increasing sunlight from the start of the year, starting from a modest 153 hours in January and steadily climbing each month. This pattern not only sets the stage for warmer temperatures but also highlights the gradual build-up to the sunniest months of the year. Following April, May and June continue this upward trajectory, reaching peak brightness with 335 and 356 hours respectively. This consistent rise in sunshine hours serves as a charming reminder of Horta’s enchanting spring days, inviting both residents and visitors to bask in the warmth and beauty of the Azores.

Monthly Sunshine Duration in Horta: April Highlighted

The April sunshine duration represents the total number of hours Horta 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.
JanFebMarAprMayJunJulAugSepOctNovDec153h211h263h292h335h356h388h362h319h276h207h200h
Data source: Horta April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Horta During April

As April arrives in Horta, the likelihood of sunny weather begins to rise, with a 28% chance of sun—a slight increase from March's 26%. This trend marks the transition towards more favorable weather, as May further boosts the sun probability to 30%, setting the stage for the warmer months ahead. With the sunshine percentages steadily climbing from the winter months, residents and visitors can anticipate a much more pleasant experience as spring unfolds. By the time summer heats up in June and July, Horta will bask in 45% probability of sunny days, reflecting the island’s gradual move away from the gloomier winter skies.

Percentage of Sunny Days in April in Horta

The chart illustrates the percentage of sunny days in Horta 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 Horta experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec21%27%26%28%30%45%45%52%43%38%27%25%
Data source: Horta April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Horta in April

As April unfolds in Horta, Portugal, residents revel in an increase in daylight duration, basking in approximately 13 hours of sunshine by the month's end. This marks a significant leap from the 11 hours seen in March and sets the stage for even longer days ahead. With the transition into spring, the pattern of gradual lengthening continues, leading into May's 14 hours of daylight, which becomes a hallmark of the season. The shift not only brightens the landscape but also invites locals and visitors alike to enjoy the burgeoning outdoor activities and vibrant blooms that accompany this sunnier time of year. As we move through the months, the trend of increasing daylight reinforces a feeling of renewal and anticipation, heralding the joys of summer just around the corner.

Average Daylight Hours in Horta for April

The chart illustrates the variation in daylight duration in Horta throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 48m10h 45m11h 58m13h 13m14h 16m14h 47m14h 31m13h 35m12h 23m11h 8m10h 3m9h 30m
Data source: Horta daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Horta

As April arrives in Horta, Portugal, the winds begin to shift, boasting an average speed of 8.1 m/s (18 mph). Compared to the gustier months of winter, where January and February showcase their might with speeds of 10.7 m/s (24 mph) and 11.4 m/s (25 mph) respectively, April presents a noticeable decline. The breezes, while gentler than those earlier in the year, still suggest a lively spring atmosphere, especially when contrasted with the even calmer days that follow in May and June. This transitional period hints at the subtle ebb and flow of coastal winds, setting the stage for warmer months ahead while reminding us of the dynamic beauty of Horta’s maritime climate.

Average April Wind Speed in Horta

The chart displays monthly wind speed patterns in Horta, 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.
JanFebMarAprMayJunJulAugSepOctNovDec10.711.47.28.1 m/s6.64.86.16.16.46.79.09.3
Data source: Horta April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Horta Compares to Other Months

The weather in Horta 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 Horta and find detailed weather information for every month.

In comparing the weather of April and January, it's clear that both months share mild temperatures, but with some notable differences. In April, the minimum temperature is slightly lower at 9°C (49°F), while January experiences a higher minimum of 12°C (53°F). The average temperatures are comparable, with April averaging 15°C (60°F) and January at 16°C (61°F). Interestingly, April is slightly wetter, receiving 75 mm (3.0 in) of precipitation over 14 days, compared to January's 90 mm (3.6 in) over 12 days. Humidity levels are similar, with April sitting at 85% and January at 84%. For more detailed weather insights, you can check Horta weather in January.

April and February exhibit striking similarities in their weather patterns. Both months share the same minimum and average temperatures, with February slightly cooler at a maximum of 64°F compared to April's 65°F. Precipitation levels are also comparable, with February receiving 79 mm and April 75 mm, each having rain on 14 days. However, April tends to be slightly more humid at 85%, while February sees a humidity level of 83%. For more detailed information about February weather, you can refer to Horta weather in February.

In comparing the weather of April and March, we see some notable similarities and differences. Both months have average temperatures of 15°C (60°F), with maximums reaching 18°C (65°F). However, April tends to have slightly cooler minimum temperatures, averaging 9°C (49°F) compared to March's 10°C (51°F). Precipitation is more frequent in April, with 75 mm (3.0 in) over 14 days, versus 63 mm (2.5 in) over 10 days in March. The humidity remains consistent at around 85% for both months. For more detailed insights into March weather patterns, you can refer to Horta weather in March.

April weather typically features cooler temperatures, with a minimum of 9°C and an average of 15°C, while May sees a slight increase, with minimum temperatures rising to 12°C and an average of 17°C. Rainfall is more prevalent in April, with 75 mm of precipitation over 14 days, compared to May, which experiences only 63 mm over 11 days. Humidity remains fairly high in both months, at 85% in April and slightly lower at 83% in May. For more details about the weather in May, you can check Horta weather in May.

April and June present contrasting weather patterns, despite sharing a similar humidity level of 85%. In April, temperatures range from a minimum of 9°C (49°F) to a maximum of 18°C (65°F), with an average of 15°C (60°F), making it a cooler month overall. Additionally, April experiences higher precipitation, totaling 75 mm (3.0 in) over 14 days, indicating a wetter and more variable climate. In contrast, June offers warmer temperatures, with a minimum of 14°C (57°F) and a maximum of 23°C (73°F) and an average of 19°C (66°F). Precipitation decreases significantly to 38 mm (1.5 in) over just 6 days, resulting in a drier and more stable weather pattern. For a closer look at the June climate, check out Horta weather in June.

April and July present quite a contrast in weather conditions. In April, temperatures start off at a minimum of 9°C (49°F) and peak at 18°C (65°F), with an average of 15°C (60°F). The month is also marked by significant rainfall, totaling 75 mm (3.0 in) over approximately 14 days, alongside high humidity levels of 85%. In contrast, July enjoys warmer temperatures, with a minimum of 18°C (64°F) and a maximum of 24°C (75°F), averaging 21°C (70°F). Rainfall drops dramatically to just 27 mm (1.1 in) over 5 days, while humidity remains relatively high at 86%. For a detailed look at the weather patterns, you can check out Horta weather in July.

April and August present contrasting weather conditions. In April, temperatures range from a minimum of 9°C (49°F) to a maximum of 18°C (65°F), with an average of 15°C (60°F). The month is characterized by higher precipitation at 75 mm (3.0 in) over 14 days, resulting in an average humidity of 85%. In contrast, August enjoys warmer temperatures, with a minimum of 20°C (68°F) and a maximum of 25°C (77°F), averaging 22°C (73°F). Precipitation decreases to 58 mm (2.3 in) over just 9 days, and humidity remains relatively stable at 83%. For more details on the weather in August, visit Horta weather in August.

April and September present quite different weather experiences. In April, temperatures range from a cool 9°C (49°F) to a mild maximum of 18°C (65°F), with an average temperature of 15°C (60°F). The month sees significant precipitation, totaling 75 mm (3.0 in) over about 14 days, coupled with high humidity at 85%. In contrast, September is noticeably warmer, with minimum temperatures of 19°C (66°F) and maximums reaching 25°C (77°F), averaging around 22°C (72°F). The precipitation is also less, amounting to 57 mm (2.2 in) over 11 days, while humidity remains relatively high at 83%. For a more detailed look at September's climate, check out Horta weather in September.

April and October present distinct weather patterns, highlighting the transition between spring and autumn. In April, temperatures range from a cooler minimum of 9°C (49°F) to a maximum of 18°C (65°F), with an average of 15°C (60°F). The month experiences significant rainfall, totaling 75 mm (3.0 in) over approximately 14 days and high humidity at 85%. In contrast, October offers warmer conditions, with temperatures ranging from a minimum of 15°C (59°F) to a maximum of 25°C (76°F), averaging at 20°C (69°F). Precipitation is slightly lower at 74 mm (2.9 in) across 12 days, and humidity also decreases to 79%. For more details, you can check Horta weather in October.

April and November exhibit contrasting yet mild weather patterns. In April, the temperatures range from a minimum of 9°C (49°F) to a maximum of 18°C (65°F), with an average of 15°C (60°F). This month sees about 75 mm (3.0 in) of precipitation over 14 days, accompanied by relatively high humidity at 85%. In contrast, November boasts warmer temperatures, with a minimum of 14°C (57°F) and a maximum reaching 22°C (71°F), averaging 18°C (65°F). However, it also experiences more rainfall, totaling 124 mm (4.9 in) over 15 days, and slightly lower humidity at 80%. For more details, you can check Horta weather in November.

In comparing the weather between April and December, April typically experiences slightly cooler temperatures, with daily averages ranging from a minimum of 9°C (49°F) to a maximum of 18°C (65°F), whereas December's temperatures are milder, averaging between 12°C (54°F) and 20°C (68°F). Precipitation levels are higher in December, with 108 mm (4.3 in) falling over 14 days compared to April's 75 mm (3.0 in). Despite the increased rainfall in December, both months share the same level of humidity at 85%, creating a consistently damp atmosphere. For a more detailed look at December weather specifically, visit Horta weather in December.

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Conclusion: What to Expect From April Weather in Horta

April in Horta brings a refreshing transition from the cooler months, with temperatures starting to climb, offering an enjoyable mix of warmth and crisp breezes. However, this month also experiences a bit more rainfall, with frequent showers that contribute to the lush scenery of the Azores. The notable humidity at 85% can make the air feel a little heavier, but it is balanced by the emerging vibrancy of spring. This dynamic blend of mild temperatures and precipitation distinctly sets April apart, hinting at the summer warmth ahead. For more detailed climate insights, visit Horta Climate.