September Weather in Real, Portugal

Last updated: February 24, 2025

In September, Real, Portugal, experiences a delightful blend of warmth and refreshing breezes. The maximum temperature can soar to a sweltering 34°C (94°F), while the average hovers around a comfortable 20°C (68°F), providing an ideal climate for outdoor activities. Nights can be cool, with temperatures dipping to a minimum of 8°C (46°F). Although the month sees 44 mm (1.7 in) of rain over approximately 6 days, the overall humidity remains a manageable 71%, making it a pleasant time to explore the picturesque landscapes and enjoy the vibrant local culture.

September Temperature in Real

As the summer fades, September in Real, Portugal, welcomes a gentle transition with temperatures offering a comforting blend of warmth and coolness. With minimums around 8°C (46°F) and average highs reaching a pleasant 34°C (94°F), this month boasts a delightful average temperature of 20°C (68°F), striking a perfect balance for outdoor activities. This cooler yet still warm weather marks a gradual shift from the intense heat of August, where temperatures often soar to 38°C (101°F). Nature's palette begins to change, inviting travelers to savor the scenic beauty of this enchanting locale before autumn sets in. Whether basking in the sun or enjoying the refreshing evening breeze, September provides an ideal setting for experiencing the charm of Real, Portugal.

September Weather in Real: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Real, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec475153576265707067615351
Data source: Temperature data for Real 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.

September Precipitation in Real

In September, Real, Portugal experiences a noticeable shift in precipitation, receiving 44 mm (1.7 in) of rain over 6 days. This marks a substantial increase compared to the dry months of July and August, which both recorded just 24 mm (1.0 in) across only 4 and 3 days, respectively. The arrival of September brings a hint of rejuvenation after the summer's aridity, signaling the onset of autumn. This transition is part of a broader trend as rainfall begins to intensify in the months leading up to winter, with October and November heralding much wetter conditions, averaging 143 mm (5.6 in) and 189 mm (7.4 in) respectively. Thus, September serves as a gentle precursor to the seasonal rains, balancing pleasant weather with the promise of rejuvenating downpours.

September Precipitation Trends in Real

The chart displays monthly precipitation patterns in Real, with values for each month alongside September's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec1161691711629554252444143189218
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Real

September in Real, Portugal marks a subtle transition in humidity levels as summer wanes. With a humidity of 71%, this month is characterized by a slight rise from the drier July and August, which recorded 63% and 64%, respectively. As the heat of summer gives way to the cooler autumn air, September provides a balance between the remnants of warm days and the impending moisture that builds through the fall months. This gradual uptick hints at the approaching return to the higher humidity levels seen in the later months, such as 79% in October and 86% in November, setting the stage for a cozy, atmospheric seasonal shift.

September Average Humidity in Real

This chart illustrates the average monthly humidity levels in Real, with September's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how September's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec87%81%78%79%78%71%63%64%71%79%86%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Real

As summer transitions to autumn in Real, Portugal, September maintains a very high UV Index of 8, indicating that sun exposure should still be approached with caution. With a burn time of just 15 minutes, it’s essential to stay vigilant, even as temperatures begin to cool. The UV Index in September is a slight decline from the extreme levels seen in June and July, yet it remains one of the peak months for solar radiation. As the year progresses, a noticeable trend emerges: the UV levels begin to lower post-August, moving towards more moderate readings in October and beyond. For detailed insights on UV levels throughout the year, check out Real UV Index.

Maximum UV Index Levels in Real for September

The chart shows the monthly maximum UV Index (UVI) for Real in September, 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.
JanFebMarAprMayJunJulAugSepOctNovDec24689111098642
Data source: Real September 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.

September Sunshine in Real

As summer eases into fall, September in Real, Portugal, offers a delightful blend of lingering warmth and sunshine. With 345 hours of bright, inviting sunlight, this month stands out as a perfect transition from the sun-soaked July peak of 427 hours to the softer glow of October at 300 hours. The trend showcases a steady decline in sunlight hours after the summer months, yet September remains a radiant highlight, exceeding even the spring months like March and April. This enchanting time invites both locals and visitors to relish in long, sun-drenched days, making it an ideal period for exploration and outdoor activities before the autumn chill sets in.

Monthly Sunshine Duration in Real: September Highlighted

The September sunshine duration represents the total number of hours Real experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec153h203h280h342h401h403h427h396h345h300h202h171h
Data source: Real September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Real During September

In September, the weather in Real, Portugal, offers a moderate chance of sunshine with about 41% likelihood of sunny days. While this marks a notable dip from the peak seen in August, when the sunshine probability reached a vibrant 68%, it reflects the transitional nature of early autumn. Looking at the broader picture, it's clear that as summer wanes, the chances of sunshine see a gentle ebb from the heights of peak summer months like July and August, which typically enjoy a wealth of sun. September's forecast hints at a delicate balance where late summer warmth still lingers, but the onset of autumn begins to subtly reshuffle the cards, making it a time of both beauty and unpredictability in the Portuguese skies.

Percentage of Sunny Days in September in Real

The chart illustrates the percentage of sunny days in Real throughout the year, with September 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 Real experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec48%16%58%39%45%58%56%68%41%45%66%33%
Data source: Real September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Real in September

As summer gradually shifts into autumn, September in Real, Portugal showcases a delightful transition in daylight. With 12 hours of daylight, it offers a perfect balance after the long, sunlit days of summer, which peak in June with 15 hours. This month marks a gentle decline in daylight hours, following the vibrant 14 hours of July and 13 hours in August. The diminishing light serves as a reminder of the upcoming fall, as daylight gradually wanes to 11 hours in October and 9 hours by November. This beautiful ebb and flow reflect the rhythm of the seasons, inviting residents and visitors alike to savor the remaining warm days before the winter months set in.

Average Daylight Hours in Real for September

The chart illustrates the variation in daylight duration in Real throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 32m10h 36m11h 57m13h 21m14h 31m15h 7m14h 48m13h 45m12h 25m11h 2m9h 49m9h 12m
Data source: Real daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Real

As summer transitions into autumn in Real, Portugal, the September winds remain gentle, with an average speed of 2.4 m/s (5 mph). This slight increase from August's cooler 2.3 m/s indicates a subtle shift in the season, yet it still reflects the region's generally calm demeanor throughout the warmer months. The trend suggests that as the year progresses, wind speeds begin to pick up, with October and November both averaging 2.5 m/s, providing a hint of briskness before winter settles in. Interestingly, the highest winds are recorded in the coldest months, especially in January and December, reaching up to 3.2 m/s and 3.4 m/s respectively. This rhythm of the winds illustrates not just the changing seasons, but also the balance of tranquility and energy that characterizes this charming coastal locale.

Average September Wind Speed in Real

The chart displays monthly wind speed patterns in Real, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.23.62.42.32.82.72.82.32.4 m/s2.52.53.4
Data source: Real September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Real Compares to Other Months

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

September and January present notably contrasting weather patterns. In September, temperatures range from a minimum of 8°C (46°F) to a maximum of 34°C (94°F), with an average of 20°C (68°F), alongside relatively low precipitation of 44 mm (1.7 in) over 6 days and humidity at 71%. In stark contrast, January sees much colder temperatures, with a minimum of -3°C (27°F) and a maximum of 22°C (71°F), averaging just 8°C (47°F). Furthermore, January is wetter, receiving 116 mm (4.5 in) of precipitation over 9 days, and the humidity rises to 87%. For more details, check out the Real weather in January.

In comparing the weather of September and February, significant differences emerge. September boasts a more temperate climate with average temperatures ranging from a mild 8°C (46°F) to a warm 34°C (94°F) and relatively low precipitation of 44 mm (1.7 in) over about 6 days. On the other hand, February presents a much cooler environment, where temperatures span from a chilly -1°C (30°F) to a pleasant 23°C (74°F), but with considerably higher rainfall totaling 169 mm (6.7 in) across 12 days. Humidity levels also vary, with September at 71% and February rising to 81%. For more details, you can check the Real weather in February.

In September, the weather is generally warmer, with average temperatures around 20°C (68°F) and maximums reaching up to 34°C (94°F). The month experiences relatively low precipitation, with only 44 mm (1.7 in) over six days, and humidity averages at 71%. In contrast, March is cooler, with an average temperature of 12°C (53°F) and maximums of 26°C (79°F). However, it is much wetter, recording 171 mm (6.7 in) of rainfall over twelve days, and humidity levels rise slightly to 78%. For a more detailed comparison, you can check Real weather in March.

When comparing the weather in September and April, notable differences emerge in temperature, precipitation, and humidity levels. September typically boasts warmer temperatures, with averages around 20°C (68°F) and highs reaching up to 34°C (94°F). In contrast, April is cooler, with average temperatures of 14°C (57°F) and maximums of 28°C (82°F). Precipitation also varies significantly; September experiences 44 mm (1.7 in) over just 6 days, while April sees a much higher total of 162 mm (6.4 in) spread across 13 days. Additionally, humidity is generally higher in April at 79%, compared to September's 71%. For more insights into April weather, visit Real weather in April.

In September, the weather tends to be warmer, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 34°C (94°F) and an average of 20°C (68°F). The month sees relatively less precipitation, accumulating about 44 mm (1.7 in) over around 6 rainy days. In contrast, May offers slightly cooler temperatures, with a minimum of 3°C (38°F) and an average of 17°C (62°F), peaking at 32°C (89°F). However, May experiences greater rainfall, with approximately 95 mm (3.8 in) over about 9 days, making it a wetter month and resulting in higher humidity levels at 78%. For more detailed insights on May weather, you can check Real weather in May.

In comparing the weather of September and June, we note that both months exhibit a similar range of minimum temperatures at 8°C (46°F). However, September boasts a warmer average temperature of 20°C (68°F), compared to June's 18°C (65°F). The maximum temperatures are also quite close, with September reaching up to 34°C (94°F) and June peaking at 33°C (91°F). Precipitation levels indicate that September is slightly drier with 44 mm (1.7 in) over 6 days, while June sees more rain with 54 mm (2.1 in) over 8 days. Humidity remains consistent at 71% for both months. For a closer look at the conditions in June, check out Real weather in June.

In comparing the weather between July and September, we see distinct differences in temperature and humidity. July experiences slightly warmer conditions, with an average temperature of 21°C (70°F) and a maximum of 36°C (96°F), compared to September's average of 20°C (68°F) and maximum of 34°C (94°F). Precipitation is more common in September, with 44 mm (1.7 in) spread over 6 days, whereas July sees less rain, totaling 24 mm (1.0 in) over just 4 days. Additionally, September has a higher humidity level at 71%, compared to July's 63%. For more detailed insight into July's weather, you can check Real weather in July.

September typically experiences a more moderate temperature range compared to August. In September, the minimum temperature drops to 8°C (46°F), while the average remains around 20°C (68°F), and the maximum can reach up to 34°C (94°F). In contrast, August offers slightly warmer conditions with a minimum of 11°C (51°F), an average of 21°C (70°F), and a peak temperature of 38°C (101°F). Precipitation is also more frequent in September, totaling 44 mm (1.7 in) over 6 days, compared to just 24 mm (1.0 in) over 3 days in August. Additionally, September tends to be more humid, with levels at 71% compared to 64% in August. For more insights on the weather during August, you can check Real weather in August.

September tends to be noticeably warmer than October, with average temperatures hovering around 20°C (68°F) compared to October's 16°C (61°F). The maximum temperature in September can reach a high of 34°C (94°F), while October sees a slightly lower maximum of 32°C (90°F). Additionally, October experiences significantly more precipitation, with 143 mm (5.6 in) falling over 10 days, compared to September's 44 mm (1.7 in) over just 6 days. The humidity levels also rise in October, reaching 79% compared to September's 71%. For a deeper comparison of October's climate, you can explore Real weather in October.

In September, the weather tends to be warm and pleasant, with average temperatures hovering around 20°C (68°F) and highs reaching as much as 34°C (94°F). However, it features only 44 mm (1.7 in) of precipitation across 6 days, resulting in a relatively comfortable humidity level of 71%. In contrast, November sees a significant drop in temperatures, with averages plummeting to 12°C (54°F) and highs rarely exceeding 23°C (73°F). This month also experiences much heavier rainfall, with 189 mm (7.4 in) over 13 days, resulting in higher humidity levels of 86%. For a closer look at November weather, you can refer to Real weather in November.

September and December present striking contrasts in weather conditions. In September, temperatures range from a mild 8°C (46°F) at night to a warm 34°C (94°F) during the day, with an average temperature of 20°C (68°F). Precipitation is relatively low at 44 mm (1.7 in) over just six days, and humidity levels sit at a comfortable 71%. In contrast, December sees much cooler temperatures, with a minimum of -1°C (31°F) and a maximum of 19°C (66°F), averaging only 10°C (51°F). Rainfall significantly increases to 218 mm (8.6 in) over 17 days, and humidity rises to a damp 87%. For more insights into December’s climate, you can visit Real weather in December.

Compare Real's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Real

As September unfolds, it brings a remarkable shift in weather compared to the summer months, with a notable drop in temperatures and a touch of moisture swinging into play. The average warmth is refreshing after the scorching days of August, yet the occasional rain, with a handful of wet days, signals the arrival of autumn. Relative humidity remains noticeable, reminding us that the lingering heat can still mix with the refreshing currents of early fall. For those curious about the specifics of climate in this transition phase, dive deeper into the details at Real Climate.