April Weather in Coimbra, Portugal

Last updated: February 24, 2025

April in Coimbra, Portugal, showcases a delightful transition into spring, with maximum temperatures reaching up to 28°C (84°F) and an average of 14°C (58°F). Visitors can expect crisp mornings with a minimum of 4°C (39°F), making it a perfect time for outdoor exploration. While the month brings about 120 mm (4.7 in) of rain over roughly 13 days, the atmosphere remains pleasantly humid at 79%, contributing to the lush greenery that adorns the city’s landscapes. This combination of warmth and occasional rainfall creates an inviting backdrop for enjoying Coimbra’s rich history and vibrant culture.

April Temperature in Coimbra

In April, Coimbra truly begins to embrace the warmth of spring, with temperatures rising significantly from the cooler months. The minimum temperature settles around a mild 4°C (39°F), while daily averages climb to a comfortable 14°C (58°F), making it an ideal time for exploring the city's historic streets. With maximum temperatures reaching up to 28°C (84°F), the month heralds the onset of outdoor activities, inviting both locals and tourists to bask in the pleasant sunshine. This trend of warming continues as Coimbra transitions into May, indicating a vibrant shift towards the balmy days of summer. Whether you’re savoring a coffee at a riverside café or wandering through lush gardens, April in Coimbra offers a delightful blend of comfort and warmth that is hard to resist.

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

The chart illustrates April temperature patterns in Coimbra, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec485254586366707068635552
Data source: Temperature data for Coimbra 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 Coimbra

In April, Coimbra experiences a notable increase in precipitation, with 120 mm (4.7 in) of rainfall spread over 13 days. This marks a slight rise from March's total, reflecting the transition into the wetter spring season. As flowers bloom and landscapes flourish, April stands out for its lush greenery, offering a stark contrast to the drier months that follow. The trend of increasing rainfall continues through November, but April's generous moisture combines with warming temperatures to create an invigorating and vibrant atmosphere in the city. This pattern of escalating precipitation beautifully highlights spring's arrival, making it an essential month for both nature and those who appreciate it.

April Precipitation Trends in Coimbra

The chart displays monthly precipitation patterns in Coimbra, 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.
JanFebMarAprMayJunJulAugSepOctNovDec63881171205731893691126112
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Coimbra

In April, Coimbra experiences a moderate humidity level of 79%, reflecting a slight drop from the preceding months. This trend continues the gradual decline in humidity from the peak winter months, where January and February lingered around 87% and 81% respectively. The transition into spring showcases this shift, as the city prepares for warmer weather. Interestingly, April's humidity is in line with the following months, such as May at 78%, indicating a stable atmospheric pattern as summer approaches. Overall, Coimbra's April humidity exemplifies the mildness of spring, bridging the gap between the high moisture of winter and the drier seasons ahead.

April Average Humidity in Coimbra

This chart illustrates the average monthly humidity levels in Coimbra, 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.
JanFebMarAprMayJunJulAugSepOctNovDec87%81%78%79%78%71%63%64%71%79%86%87%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Coimbra

In April, Coimbra, Portugal, experiences a significant spike in the UV Index, reaching a level of 8, categorized as very high. This rise indicates a shift from the milder exposure of the earlier months, emphasizing the need for increased sun protection, as the burn time drops to just 15 minutes. As spring unfolds, the intensity of sunlight becomes more pronounced, paving the way for an ongoing trend into May, where the UV Index further escalates to 9. This transitional period serves as a reminder for residents and visitors alike to stay vigilant against UV exposure. For detailed information on UV levels throughout the year, visit Coimbra UV Index.

Maximum UV Index Levels in Coimbra for April

The chart shows the monthly maximum UV Index (UVI) for Coimbra 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.
JanFebMarAprMayJunJulAugSepOctNovDec34689111098642
Data source: Coimbra 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 Coimbra

April in Coimbra, Portugal, is a stunning prelude to summer, boasting 344 hours of sunshine that heralds the blossoming season. This vibrant increase from 291 hours in March highlights a clear upward trend as the city transitions into longer, sunnier days. April's sunshine sets the stage for the approaching warmth of May, where daylight reaches an impressive 407 hours. The gradual escalation from the winter months, which barely scrape 169 hours in January, reflects Coimbra's delightful shift toward abundance in light. As spring flourishes, residents and visitors alike revel in the golden rays, painting a picturesque tableau that invites outdoor adventures and leisurely strolls through the city’s historic streets.

Monthly Sunshine Duration in Coimbra: April Highlighted

The April sunshine duration represents the total number of hours Coimbra 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.
JanFebMarAprMayJunJulAugSepOctNovDec169h216h291h344h407h408h425h395h345h306h215h192h
Data source: Coimbra April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Coimbra During April

In Coimbra, Portugal, the likelihood of sunny weather in April stands at 37%, marking a notable dip compared to the preceding months. While March experiences a more promising 57% chance of sunshine, April lags behind, signaling the start of a more variable spring climate. This trend continues into May with a slight recovery to 48%, yet it remains below both the sunny probabilities of the spring's outset and the peak summer months. As the yearly trajectory unfolds, the chances of clear skies see a significant upswing, with July and August boasting impressive 61% and 67% probabilities, respectively. Thus, while April may not offer an abundance of sunny days, the promise of warmer and clearer skies is on the horizon.

Percentage of Sunny Days in April in Coimbra

The chart illustrates the percentage of sunny days in Coimbra 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 Coimbra experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec48%20%57%37%48%58%61%67%46%50%68%38%
Data source: Coimbra April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Coimbra in April

As spring unfolds in Coimbra, Portugal, April brings a delightful surge in daylight, offering about 13 hours of sunshine that energizes the city and its inhabitants. This increase marks a significant leap from the 11 hours in March, signaling the transition towards longer days that characterize the approaching summer months. As we move from January's meager 9 hours of light to April's vibrant backdrop, it’s clear that each month progressively brightens, culminating in the peak daylight experienced in May and June. This trend not only reflects the changing seasons but also enhances outdoor activities, drawing both locals and visitors to bask in the warmth of longer, sunlit days.

Average Daylight Hours in Coimbra for April

The chart illustrates the variation in daylight duration in Coimbra throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 39m10h 40m11h 58m13h 17m14h 24m14h 58m14h 40m13h 40m12h 24m11h 5m9h 56m9h 20m
Data source: Coimbra daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Coimbra

In April, Coimbra, Portugal experiences a gentle breeze, with an average wind speed of 2.4 m/s (5 mph). This slight decline in wind speed compared to the preceding months—where January and February boasted stronger gusts—contributes to a more tranquil atmosphere. As spring progresses, the wind patterns tend to stabilize, making way for milder temperatures and blossoming landscapes. This transition is reflected in the overall trend, where wind speeds gradually increase as summer approaches, signaling a shift in the vibrant energy that characterizes Coimbra's seasonal rhythm.

Average April Wind Speed in Coimbra

The chart displays monthly wind speed patterns in Coimbra, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.33.72.82.4 m/s3.13.03.32.72.62.62.73.6
Data source: Coimbra April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Coimbra Compares to Other Months

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

In comparing the weather of April and January, April showcases a much wider temperature range with minimums of 4°C (39°F) and maximums reaching up to 28°C (84°F), resulting in an average of 14°C (58°F). In contrast, January experiences cooler conditions, with temperatures ranging from a minimum of -3°C (27°F) to a maximum of 20°C (69°F) and an average of 9°C (48°F). Additionally, April sees higher precipitation levels, totaling 120 mm (4.7 in) over 13 days, compared to January's 63 mm (2.5 in) over just 7 days. Humidity levels are also notable, with April at 79% and January slightly higher at 87%. For more detailed insights, you can explore Coimbra weather in January.

When comparing the weather in April and February, notable differences emerge. April generally presents a broader temperature range with minimums around 4°C (39°F) and maximums peaking at 28°C (84°F). In contrast, February experiences cooler temperatures, with a minimum of -1°C (31°F) and a maximum of 23°C (73°F). Additionally, April tends to be wetter, boasting 120 mm (4.7 inches) of precipitation over 13 days, compared to February's 88 mm (3.5 inches) across 9 days. Humidity levels are relatively similar, residing at 79% in April and 81% in February. For more detailed insights, you can check Coimbra weather in February.

In comparing the weather of April to March, we see that April tends to be slightly warmer, with an average temperature of 14°C (58°F) compared to March's 12°C (55°F). The maximum temperature in April reaches 28°C (84°F), just slightly higher than March's high of 27°C (81°F). Precipitation levels are comparable, with April experiencing 120 mm (4.7 in) over 13 days versus March's 117 mm (4.6 in) over 11 days. Humidity also remains relatively consistent, with April at 79% and March at 78%. For a more detailed look at March weather, you can visit Coimbra weather in March.

April and May showcase a noticeable shift in weather patterns. In April, temperatures range from a minimum of 4°C (39°F) to a maximum of 28°C (84°F), with an average of 14°C (58°F). The month is characterized by higher precipitation of 120 mm (4.7 in), occurring over 13 days, and a humidity level of 79%. In contrast, May brings warmer temperatures, with a minimum of 5°C (41°F), an average of 17°C (63°F), and a peak of 33°C (92°F). Rainfall decreases significantly to 56 mm (2.2 in) over just 8 days, while humidity remains slightly lower at 78%. For more details, you can check Coimbra weather in May.

April and June present noticeably different weather conditions. In April, temperatures range significantly from a chilly minimum of 4°C (39°F) to a maximum of 28°C (84°F), with an average temperature of 14°C (58°F). However, April is characterized by considerable precipitation, averaging 120 mm (4.7 in) spread over 13 days, and maintaining a high humidity level of 79%.

In contrast, June experiences warmer and more stable temperatures, with a minimum of 8°C (46°F), an average of 19°C (66°F), and a peak of 36°C (98°F). Precipitation in June is significantly lower, averaging just 31 mm (1.2 in) over 8 days, and humidity decreases to 71%. This shift in weather highlights the transition from April's cool, wet conditions to June's warm, drier climate. For more specifics on June weather, you can check Coimbra weather in June.

April and July showcase significantly different weather patterns. In April, temperatures range from a cool minimum of 4°C (39°F) to a comfortable average of 14°C (58°F), peaking at 28°C (84°F). The month is marked by considerable rainfall, with around 120 mm (4.7 inches) of precipitation over 13 days, resulting in a high humidity level of 79%. In contrast, July experiences a much warmer climate, with minimum temperatures rising to 11°C (52°F) and average highs reaching 21°C (70°F), peaking at a sweltering 37°C (100°F). Additionally, rainfall is minimal in July, totaling just 8 mm (0.3 inches) over only 2 days, and humidity drops to a more comfortable 63%. For more detailed information on the weather in July, visit Coimbra weather in July.

April and August present quite a contrast in weather conditions. April sees cooler temperatures, with an average of 14°C (58°F) and highs reaching 28°C (84°F), while August typically registers warmer averages around 21°C (70°F) and can spike up to 39°C (103°F). The month of April is notably wetter, receiving about 120 mm (4.7 in) of rain over 13 days, resulting in a humidity level of 79%. In contrast, August enjoys much drier conditions, with only 9 mm (0.3 in) of rainfall on just 1 day and a lower humidity rate of 64%. This makes August a much sunnier and drier month, perfect for outdoor activities. For more information, visit Coimbra weather in August.

April and September present distinctly different weather patterns. In April, temperatures range from a cool minimum of 4°C (39°F) to a warm maximum of 28°C (84°F), with an average of 14°C (58°F). This month is characterized by higher precipitation, averaging 120 mm (4.7 in) over approximately 13 days, and a humidity level of 79%. In contrast, September features more stable and generally warmer weather, with temperatures ranging from a minimum of 9°C (49°F) to a scorching maximum of 37°C (98°F), averaging around 20°C (69°F). The month experiences significantly less rainfall, totaling just 36 mm (1.4 in) over about 4 days, and has a lower humidity of 71%. For a detailed look at September weather, check out Coimbra weather in September.

April and October present distinctive weather patterns, showcasing the transition between cooler spring temperatures and the warm fading of summer. In April, temperatures range from a minimum of 4°C (39°F) to a maximum of 28°C (84°F), with an average of 14°C (58°F). However, this month is marked by higher precipitation, totaling 120 mm (4.7 in) over approximately 13 rainy days and a humidity level of 79%. In contrast, October experiences slightly warmer temperatures with a minimum of 5°C (41°F), an average of 17°C (63°F), and a peak of 35°C (96°F). Precipitation is less frequent in October, totaling 91 mm (3.6 in) across about 8 rainy days, while maintaining the same humidity level of 79%. For more insights on the weather patterns during October, check Coimbra weather in October.

April and November offer similar weather patterns, but with distinct characteristics. In April, temperatures range from a minimum of 4°C (39°F) to a maximum of 28°C (84°F), with an average of 14°C (58°F). The month sees a total precipitation of 120 mm (4.7 in) over 13 days, accompanied by a humidity level of 79%. In contrast, November experiences slightly cooler temperatures, with a minimum of 2°C (36°F) and a maximum of 25°C (77°F), averaging around 13°C (55°F). The precipitation is a bit higher at 126 mm (5.0 in), also over 13 days, and humidity rises to 86%. For a detailed look at the weather specifics, you can check out Coimbra weather in November.

April and December exhibit notable differences in weather patterns. In April, temperatures range from a minimum of 4°C (39°F) to a maximum of 28°C (84°F), with an average of 14°C (58°F). The month sees a fair amount of rain, totaling around 120 mm (4.7 in) over approximately 13 days, along with humidity levels at 79%. In contrast, December experiences colder temperatures, with a minimum of -2°C (28°F) and a maximum of 19°C (67°F), averaging around 11°C (52°F). Despite slightly lower precipitation at 112 mm (4.4 in) over 12 days, the humidity is higher at 87%. For more detailed information, check out Coimbra weather in December.

Compare Coimbra's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Coimbra

April in Coimbra offers a delightful transition into spring, with temperatures climbing from the cooler chill of winter. As days lengthen and the sun shines brighter, the weather varies significantly, boasting milder averages and the occasional warm day that can reach up to 28°C (84°F). Yet, this month also comes with its share of rain, contributing to a notable 79% humidity and 120 mm of precipitation over approximately half the days. The freshness of April stands in contrast to the drier and hotter months that follow, making it a unique time to experience the rejuvenating beauty of Coimbra. For more detailed insights, explore the full Coimbra Climate.