July Weather in Sintra, Portugal

Last updated: February 24, 2025

July in Sintra, Portugal offers a delightful escape with maximum temperatures reaching 21°C (70°F) and an average of 18°C (64°F), creating an inviting atmosphere for exploration. The minimum temperature hovers around 16°C (60°F), ensuring comfortable evenings. With a precipitation amount of only 3 mm (0.1 in) and experiencing zero rainfall days, visitors can fully enjoy the charm of the region. The humidity remains relatively moderate at 60%, enhancing the pleasant summer experience in this picturesque destination.

July Temperature in Sintra

In July, Sintra, Portugal basks in a mild Mediterranean climate, making it an ideal summer destination. With minimum temperatures around 16°C (60°F) and average highs reaching 21°C (70°F), visitors can enjoy pleasantly warm days without the intensity of sweltering heat. This month signifies a slight rise from June’s temperatures, maintaining a comfortable atmosphere perfect for exploring Sintra's stunning palaces and lush gardens. The weather remains consistent throughout the month, ensuring that whether you're strolling through the enchanting streets or savoring local cuisine, you'll experience the best of what this captivating town has to offer.

July Weather in Sintra: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Sintra, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec555657586163646465646058
Data source: Temperature data for Sintra 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.

July Precipitation in Sintra

In July, Sintra, Portugal, experiences a remarkable decrease in precipitation, with only 3 mm (or 0.1 inches) recorded throughout the month. This minimal rainfall is accompanied by an absence of rainy days, highlighting July as one of the driest months of the year. As summer peaks, the lush landscapes of Sintra bask in the warmth and sun, contrasting sharply with the wetter months that precede it. The shift from the previous month's light rains (12 mm in June) heralds a season of vibrant greenery and outdoor activities, making it an idyllic time for visitors to explore Sintra's enchanting scenery. This trend of minimal rainfall continues into August, signaling a dry summer that paves the way for the wetter autumn months ahead.

July Precipitation Trends in Sintra

The chart displays monthly precipitation patterns in Sintra, with values for each month alongside July's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec4259647133123432538973
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Sintra

In July, Sintra, Portugal, experiences a notably comfortable humidity level of 60%, marking a shift from the higher humidity of earlier months. This dip continues a trend observed since June, which recorded a humidity of 63%. As summer unfolds, the air feels less oppressive, encouraging outdoor exploration and enjoyment of Sintra's stunning landscapes. Interestingly, the months leading up to July exhibit a steady decline from January's lofty 85% humidity, showcasing a significant transition through the year. This pattern not only highlights July as a prime time for visitors seeking milder conditions but also sets the stage for similar humidity levels in August, ensuring a pleasant atmosphere for those looking to soak up the beauty of Sintra.

July Average Humidity in Sintra

This chart illustrates the average monthly humidity levels in Sintra, with July's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how July's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec85%75%72%70%70%63%60%60%68%74%83%85%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Sintra

In July, Sintra, Portugal experiences a very high UV Index of 10, with a burn time of just 15 minutes. This marks a slight decrease from June's extreme UV level, yet the sun's intensity remains daunting, requiring caution during outdoor activities. Following a trend of increasing UV exposure from early spring, where the index peaked at 3 in January and steadily climbed to 9 in April and May, July’s UV remains a reminder of the summer's potential risks. As August approaches, the UV Index is expected to maintain a high level of intensity, emphasizing the importance of sun protection. For more detailed information on UV trends in Sintra, check out Sintra UV Index.

Maximum UV Index Levels in Sintra for July

The chart shows the monthly maximum UV Index (UVI) for Sintra in July, 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.
JanFebMarAprMayJunJulAugSepOctNovDec356910111098643
Data source: Sintra July 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.

July Sunshine in Sintra

July in Sintra, Portugal, shines brightly with an impressive 420 hours of sunshine, marking it as the sunniest month of the year. This peak follows a steady ascent from 183 hours in January, with each subsequent month revealing a delightful increase in daylight. The gradual climb reaches a pinnacle in July, where the hours of sunshine reflect the vibrant summer atmosphere. Although August sees a slight dip to 395 hours, it remains a noteworthy month for basking in the sun. As the year progresses into autumn, the hours gradually taper off, highlighting the enchanting transition of the seasons. Sintra’s weather not only fuels the beauty of its landscapes but also invites visitors to relish in the delightful warmth that peaks in July.

Monthly Sunshine Duration in Sintra: July Highlighted

The July sunshine duration represents the total number of hours Sintra experiences direct sunlight during the month of July, excluding cloudy or obstructed periods. This chart compares the sunshine duration of July with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec183h231h307h351h405h409h420h395h348h313h236h224h
Data source: Sintra July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Sintra During July

In the enchanting region of Sintra, Portugal, the likelihood of sunny weather reaches a delightful peak in July, boasting a 69% chance of sunshine. This month stands out as a vibrant transition from the spring, where sunlit days begin to gain prominence. Following June’s 65%, July not only maintains but elevates the sunny conditions, with only a slight dip forecasted in August to 66%. As we traverse through the year, a notable trend emerges: summer months exhibit progressively increasing sunshine probabilities, making July the perfect time to bask in the radiant warmth of the Portuguese sun. By stark contrast, the earlier months of the year, particularly February’s 24%, serve as a reminder of the cloudy spell that gives way to the lively brightness of summer.

Percentage of Sunny Days in July in Sintra

The chart illustrates the percentage of sunny days in Sintra throughout the year, with July 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 Sintra experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec45%24%60%41%57%65%69%66%66%55%65%39%
Data source: Sintra July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Sintra in July

In July, Sintra, Portugal, enjoys a delightful 14 hours of daylight, marking the peak of the summer season. This extended exposure to sunlight follows a gradual increase from 9 hours in January to a refreshing 14 hours in both May and June, indicating a rise in warmth and energy as summer approaches. While daylight remains steady in July, it begins to wane slightly in August, with the duration dropping to 13 hours. This trend highlights the allure of summertime in Sintra, where residents and visitors can bask in abundant sunlight before the days slowly shorten as autumn arrives. Overall, the progression of daylight hours throughout the year paints a vibrant picture of Sintra's climatic rhythm, perfectly balancing the ebb and flow of nature.

Average Daylight Hours in Sintra for July

The chart illustrates the variation in daylight duration in Sintra throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 46m10h 44m11h 58m13h 14m14h 17m14h 49m14h 32m13h 36m12h 23m11h 8m10h 2m9h 28m
Data source: Sintra daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Sintra

In July, Sintra experiences a gentle breeze with an average wind speed of 7.2 m/s (16 mph), making it one of the more consistent months for wind patterns. This moderate airflow is slightly down from the peaks seen in May and June, where speeds reached 7.3 m/s (16 mph), indicating a trend of slightly reduced wind as summer progresses. As the holiday season unfolds, the winds begin to soften, giving way to the warmer temperatures and inviting visitors to explore the lush landscapes of this picturesque region. This seasonal variation highlights Sintra's unique charm, combining reliable summer breezes with the stunning beauty of its surroundings.

Average July Wind Speed in Sintra

The chart displays monthly wind speed patterns in Sintra, with values for each month shown alongside July's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how July's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec6.96.96.04.97.37.37.2 m/s6.45.45.16.56.7
Data source: Sintra July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Sintra Compares to Other Months

The weather in Sintra changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of July's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Sintra and find detailed weather information for every month.

In July, the weather in Sintra is pleasantly mild, with average temperatures ranging from a minimum of 16°C (60°F) to a maximum of 21°C (70°F). This month experiences very little rain, with only 3 mm of precipitation and a humidity level around 60%. In contrast, January brings much cooler temperatures, with an average of 13°C (56°F) and highs reaching 18°C (64°F). This month is considerably wetter, receiving 42 mm of precipitation over an average of 7 days and maintaining a higher humidity level of 85%. For more details on January weather, you can refer to Sintra weather in January.

In comparing the weather between July and February, notable differences emerge. July boasts a mild climate with temperatures ranging from a minimum of 16°C (60°F) to a maximum of 21°C (70°F), accompanied by very low precipitation of just 3 mm (0.1 in) and no rainy days, alongside a comfortable humidity level of 60%. In contrast, February experiences cooler temperatures, with a minimum of 9°C (48°F) and a maximum of 17°C (63°F). This month sees considerably more rain, with 59 mm (2.3 in) falling over 8 days and higher humidity at 75%. For more details on February conditions, you can check Sintra weather in February.

In comparing the weather of July and March, July stands out with its mild temperatures, where the minimum reaches 16°C (60°F) and the average temperature is a comfortable 18°C (64°F), peaking at 21°C (70°F). This month also experiences very little rainfall, with only 3 mm (0.1 in) over the course of no rainy days, and a humidity level of 60%. In contrast, March is cooler, with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 19°C (66°F) and an average of 14°C (57°F). However, it is significantly wetter, receiving 64 mm (2.5 in) of precipitation spread over 8 rainy days, accompanied by higher humidity at 72%. For more detailed insights, check out Sintra weather in March.

In comparing the weather of July and April, July presents a generally warmer and drier climate. The temperatures in July range from a minimum of 16°C to a maximum of 21°C, with an average of 18°C and a light precipitation of only 3 mm over the course of the month. In contrast, April experiences cooler temperatures, with a minimum of 10°C, an average of 14°C, and also reaching a maximum of 21°C, but it sees significantly more rainfall at 71 mm across 11 days. Additionally, April's humidity is slightly higher at 70%, compared to July's 60%. For a more detailed look at weather specifics, you can check Sintra weather in April.

In comparing the weather between May and July, July offers a milder climate with average temperatures ranging from 16°C (60°F) to 21°C (70°F) and very little precipitation, typically around 3 mm over no rainy days. In contrast, May experiences slightly cooler temperatures, with a range of 11°C (53°F) to 24°C (76°F), but it sees significantly higher rainfall at 33 mm over three days, along with higher humidity levels at 70%. Overall, July tends to be drier and more stable, while May is marked by more variability in both temperature and precipitation. For more detailed information, you can check out Sintra weather in May.

In comparing the weather between June and July, July exhibits slightly warmer temperatures, with an average of 18°C (64°F) compared to June's 17°C (63°F). While July features a comfortable humidity level of 60%, it also enjoys significantly lower precipitation, with just 3 mm (0.1 in) and no rainy days, in stark contrast to June's 12 mm (0.5 in) over 2 rainy days. Interestingly, June's maximum temperature reaches 22°C (72°F), slightly higher than July's maximum of 21°C (70°F). For more detailed insights, you can check out Sintra weather in June.

July and August exhibit quite similar weather patterns, though August tends to be slightly warmer. In July, temperatures range from a minimum of 16°C (60°F) to a maximum of 21°C (70°F) with an average of 18°C (64°F), and the month remains notably dry with no recorded precipitation. In contrast, August sees a moderate increase in maximum temperature, reaching 23°C (74°F), while maintaining the same minimum of 16°C (61°F) and average of 18°C (65°F). Additionally, August experiences minimal precipitation of 4 mm (0.1 in) over one day, making it a bit wetter than its predecessor. Both months also share a consistent humidity level of 60%. For more detailed insights, you can explore Sintra weather in August.

In July, the weather tends to be mild with temperatures ranging from a minimum of 16°C (60°F) to a maximum of 21°C (70°F), and it typically enjoys dry conditions with only 3 mm of precipitation over the month. Humidity levels are moderate at around 60%, making it quite comfortable. In contrast, September shows a slightly warmer average temperature that peaks at 23°C (74°F), and while the minimum remains similar at 15°C (60°F), it experiences more precipitation, totaling 32 mm over 2 days. Additionally, humidity increases to 67%, resulting in a more humid feel as the season begins to transition. For more detailed insights, check Sintra weather in September.

In July, the weather is typically warm and dry, with temperatures ranging from a minimum of 16°C (60°F) to a maximum of 21°C (70°F). The month enjoys an average temperature of 18°C (64°F) and boasts zero days of precipitation and a comfortable humidity level of 60%. In contrast, October brings cooler temperatures, with a minimum of 11°C (52°F) and a maximum of 23°C (74°F), maintaining the same average of 18°C (64°F) as July. However, October is notably wetter, receiving 53 mm (2.1 in) of rain over six days and a higher humidity level of 74%. For more details on October's weather in this region, visit Sintra weather in October.

July and November showcase distinct differences in climate. July tends to be warmer with average temperatures around 18°C (64°F), peaking at about 21°C (70°F) and featuring low humidity levels of 60%, making it feel quite pleasant. In contrast, November is cooler, with average temperatures dropping to 16°C (60°F) and maximums reaching only 20°C (68°F). Additionally, November is much wetter, accumulating 89 mm (3.5 inches) of precipitation over 11 days, along with higher humidity levels at 83%. For more detailed weather insights, you can check Sintra weather in November.

The weather in July is characterized by mild temperatures, with minimums around 16°C (60°F) and maximums reaching up to 21°C (70°F). This month experiences very little precipitation, averaging just 3 mm (0.1 in) and 0 rainy days, along with a moderate humidity level of 60%. In contrast, December brings cooler temperatures, with minimums dropping to 9°C (49°F) and maximums at 17°C (63°F). This month sees significantly higher precipitation, totaling 73 mm (2.9 in) spread over 10 days, and a notable increase in humidity at 85%. For more detailed insights, you can check Sintra weather in December.

Compare Sintra's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Sintra

In July, Sintra experiences pleasantly warm temperatures, with averages that are notably higher than those in the cooler months, making it an ideal time for outdoor exploration. The weather is typically dry, as demonstrated by the lack of precipitation, allowing visitors to fully enjoy the region's stunning landscapes and historic sites without interruption. With average humidity hovering around a comfortable 60%, the July climate offers a delightful escape from the heat often seen in other parts of Portugal. For those planning a trip, understanding Sintra's unique July weather can enhance your travel experience—discover more about it here: Sintra Climate.