September Weather in Palau, Italy

Last updated: March 24, 2025

In September, Palau, Italy, experiences a delightful blend of warmth and mildness, making it an ideal time for exploration. With maximum temperatures reaching around 30°C (86°F) and an average of 24°C (75°F), visitors can enjoy the sun while basking in comfortable conditions. The evenings bring a refreshing touch with minimum temperatures of 16°C (61°F). While the precipitation level is relatively low at 46 mm (1.8 in), with just 5 days of rain, the humidity sits at a pleasant 68%, ensuring a refreshing atmosphere. This combination of climate factors makes September a beautiful month to experience the stunning landscapes and charming towns of Palau.

September Temperature in Palau

In September, temperatures in Palau, Italy, begin to gently transition from the summer heat, offering a delightful climate for visitors. With a minimum of 16°C (61°F) and an average temperature reaching 24°C (75°F), days remain pleasantly warm, perfect for exploring the region's beautiful landscapes or enjoying its stunning coastlines. The maximum temperature of 30°C (86°F) lingers on the cusp of summer, creating an inviting atmosphere for outdoor activities. As the month progresses, the gradual cooling hints at the impending autumn, but the warmth of early fall ensures that September remains one of the most enjoyable months to experience all that Palau has to offer.

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

The chart illustrates September temperature patterns in Palau, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec545556596573798075686156
Data source: Temperature data for Palau 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 Palau

In September, Palau experiences a moderate shift in precipitation, recording 46 mm (1.8 in) over five days of rainfall. This marks a slight increase from the dry summer months of July and August, which saw a mere 4 mm each. As the season transitions into autumn, the precipitation levels reflect the region's gradual reawakening, paralleling the uptick in rainfall toward the end of the year. These patterns indicate that while September is relatively dry compared to the deluge of November, the return of rain lays the groundwork for the lush landscapes Palau is known for. The month serves as a gentle predecessor to the wetter weeks ahead, illustrating the delicate balance between the lingering summer warmth and the impending fall.

September Precipitation Trends in Palau

The chart displays monthly precipitation patterns in Palau, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5843454754754464411551
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Palau

In September, Palau experiences a modest humidity level of 68%, a slight uptick from the drier summer months but significantly lower than the peak levels seen in early winter. This month marks a transition in atmospheric conditions, reflecting a consistent trend throughout the year where humidity begins to rise again after dipping through the warmer summer. Following September, humidity levels increase to 75% in October, suggesting the onset of changes in weather patterns as the region heads into autumn. Overall, the progression from August’s low of 66% to September's 68% indicates a gradual return towards the higher humidity of fall and winter, making the air feel more crisp and moist as the seasons shift.

September Average Humidity in Palau

This chart illustrates the average monthly humidity levels in Palau, 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.
JanFebMarAprMayJunJulAugSepOctNovDec79%72%70%74%72%70%69%66%68%75%78%76%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Palau

As summer gives way to autumn, September in Palau sees the UV Index drop to 7, marking a transition into the high exposure category. This means sunbathers should expect a burn time of 25 minutes, requiring vigilant sun protection. Following the peak summer months, where the Index reached a maximum of 10 in June, the UV levels in September remain elevated yet manageable, reflecting a gradual decline as the season shifts. Interestingly, this trend of decreasing UV exposure continues into October with an Index of 6. For those looking to plan their sunny days wisely, staying informed is key. Check out the detailed UV data for a seasonal understanding at Palau UV Index.

Maximum UV Index Levels in Palau for September

The chart shows the monthly maximum UV Index (UVI) for Palau 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.
JanFebMarAprMayJunJulAugSepOctNovDec3467810997642
Data source: Palau 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 Palau

September in Palau, Italy, shines brightly with 341 hours of sunshine, a pleasant transition from the sun-kissed months of summer. As the peak summer days in July bring an impressive 430 hours, the sunlight gradually starts to wane towards autumn. Despite the decrease, September maintains a robust glow compared to the earlier months; it enjoys significantly more sunshine than the winter months of November and December, which dip to 255 and 252 hours, respectively. This trend highlights a lingering warmth in early fall, inviting visitors to relish the enchanting landscapes and mild climate that Palau offers. As September unfolds, it embodies the beauty of seasonal change, promising both warmth and a hint of autumn's embrace.

Monthly Sunshine Duration in Palau: September Highlighted

The September sunshine duration represents the total number of hours Palau 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.
JanFebMarAprMayJunJulAugSepOctNovDec203h266h330h355h408h416h430h398h341h317h255h252h
Data source: Palau September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Palau During September

As September rolls into Palau, Italy, residents and visitors can expect a moderate 52% chance of sunny weather. This figure represents a dip from the peak summer months of July and August, which boast an impressive 75% and 76% likelihood of sunshine, respectively. However, September maintains a sense of warmth as it transitions toward autumn, showing a resilience in sunny days similar to earlier spring months like April and May, which hover around the 50% mark. While the chance of overcast skies increases slightly, the early autumn sun still offers delightful opportunities for outdoor activities, making September a lovely time to enjoy the natural beauty of the region.

Percentage of Sunny Days in September in Palau

The chart illustrates the percentage of sunny days in Palau 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 Palau experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec37%50%61%51%54%65%75%76%52%51%36%51%
Data source: Palau September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Palau in September

As September unfolds in Palau, Italy, the daylight duration begins its gradual descent, offering about 12 hours of sunlight each day. This month acts as a gentle transition from the long, sun-soaked days of summer, which peak at 15 hours in June, to the shorter, cozier days of autumn, where daylight dips to 11 hours by October. The rhythmic ebb and flow of daylight throughout the year creates a vibrant tapestry of changing seasons, inviting both locals and visitors to savor the warm, golden sunlight of early fall before the evenings grow longer and the air turns crisp. As the days slowly shorten, September provides the perfect backdrop for enjoying the last remnants of summer warmth.

Average Daylight Hours in Palau for September

The chart illustrates the variation in daylight duration in Palau throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 34m10h 37m11h 57m13h 20m14h 29m15h 4m14h 46m13h 44m12h 25m11h 3m9h 51m9h 14m
Data source: Palau daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Palau

In September, the winds in Palau, Italy, tend to mellow out with an average speed of 4.6 m/s (10 mph), reflecting a gentle transition into the autumn months. This marks a notable shift from the busier summer breezes, peaking in May at 6.3 m/s (14 mph), and beginning a gradual decline towards the winter. As the year progresses, April's winds show the calm before the summer's arrival while September serves as a soft farewell to the high-speed flows of the warmer months. The overall trend illustrates a general pattern where wind speeds consistently decline from late spring, followed by a slight resurgence in the coming months, particularly in December, hinting at nature's rhythmic ebb and flow.

Average September Wind Speed in Palau

The chart displays monthly wind speed patterns in Palau, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7.35.95.04.86.34.45.45.14.6 m/s5.15.66.1
Data source: Palau September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Palau Compares to Other Months

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

In September, the weather is warm with average temperatures around 24°C (75°F) and maximums reaching 30°C (86°F), making it a perfect time for outdoor activities. The humidity is relatively comfortable at 68%, with precipitation totaling 46 mm (1.8 in) over about five days. In contrast, January brings a significant dip in temperatures, averaging just 12°C (54°F) and peaking at 17°C (64°F). The air tends to be more humid at 79%, and precipitation increases slightly to 58 mm (2.3 in) over six days, creating a cooler and wetter atmosphere. For more details, you can check Palau weather in January.

September and February present strikingly different weather patterns. In September, temperatures range from a mild 16°C (61°F) at night to a warm 30°C (86°F) during the day, accompanied by an average humidity of 68%. This month sees about 46 mm (1.8 in) of precipitation, with rain expected on about 5 days. In contrast, February showcases cooler conditions, with temperatures dipping as low as 3°C (37°F) at night and peaking at 19°C (67°F) during the day. The humidity is slightly higher at 72%, and precipitation is similar, totaling around 43 mm (1.7 in) but spread over 7 days. For a detailed look at February weather conditions in Palau, you can visit this link: Palau weather in February.

When comparing the weather in September and March, notable differences in temperature and precipitation patterns emerge. September typically sees milder temperatures, with average highs reaching 30°C (86°F) and lows around 16°C (61°F), making it a warmer month overall, while March features cooler temperatures that range from a minimum of 5°C (42°F) to a maximum of 19°C (66°F). Both months experience similar levels of precipitation, approximately 45-46 mm (1.8 in), but September tends to have fewer rainy days (5) compared to March's 7 days of precipitation. Additionally, the humidity remains consistent, hovering around 68% in September and slightly higher at 70% in March. For a closer look at weather specifics in March, you can visit Palau weather in March.

September weather features warmer temperatures, with a minimum of 16°C (61°F) and an average high of 30°C (86°F), making it significantly hotter than April. April, on the other hand, has cooler conditions, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 22°C (72°F). While both months experience similar levels of precipitation—46 mm (1.8 in) in September and 47 mm (1.8 in) in April—April tends to have slightly more rainy days (7 days compared to 5 in September). Additionally, September has a lower humidity level at 68%, compared to April's 74%. For more detailed insights, check out Palau weather in April.

In comparing the weather between September and May, September offers warmer temperatures, with a minimum of 16°C (61°F), an average of 24°C (75°F), and a maximum of 30°C (86°F). Conversely, May sees cooler temperatures, ranging from a minimum of 11°C (51°F) to a maximum of 27°C (81°F), with an average of 18°C (65°F). Precipitation is slightly higher in May at 54 mm (2.1 in) over 6 days, compared to September's 46 mm (1.8 in) over 5 days. Additionally, humidity levels are marginally higher in May at 72%, compared to 68% in September. For a more detailed look at May weather, you can visit Palau weather in May.

When comparing the weather in September to June, both months experience similar high temperatures, peaking at around 30°C (86°F to 87°F). However, September typically has a slightly higher average temperature of 24°C (75°F) compared to June's average of 23°C (73°F). The humidity levels in both months are comparable, with September at 68% and June at 70%. Rainfall also differentiates the two; September sees more precipitation, with 46 mm (1.8 in) over 5 days, while June is much drier, accumulating only 7 mm (0.3 in) in just 2 days. For more details about June weather in the region, you can visit this link: Palau weather in June.

When comparing the weather in September and July, September tends to be slightly cooler, with average temperatures ranging from a minimum of 16°C (61°F) to a maximum of 30°C (86°F), while July typically features warmer temperatures with a minimum of 20°C (69°F) and a maximum of 32°C (90°F). Additionally, September experiences more precipitation, with an average of 46 mm (1.8 in) over 5 days, compared to July's minimal rainfall of just 4 mm (0.2 in) on only 1 day. Humidity levels remain similar, hovering around 68% in September and 69% in July, creating a pleasantly warm atmosphere for both months. For more details, you can check out Palau weather in July.

September's weather is noticeably cooler than August's, with minimum temperatures dropping from 21°C (70°F) in August to 16°C (61°F) in September. The average temperature in September is 24°C (75°F), compared to August's warmer 27°C (80°F). Additionally, September experiences more precipitation, averaging 46 mm (1.8 in) over 5 days, while August is quite dry with only 4 mm (0.2 in) falling over just a single day. Humidity levels are similar, slightly higher in September at 68% compared to 66% in August. For more details on August weather specifics, you can check Palau weather in August.

September tends to be warmer than October, with average temperatures around 24°C (75°F) compared to October's average of 20°C (68°F). The maximum temperatures in September reach 30°C (86°F), while October sees a slightly lower high of 28°C (82°F). Precipitation levels are similar between the two months, with September experiencing 46 mm (1.8 in) over 5 days and October recording 44 mm (1.7 in) across 7 days. Additionally, October has a higher humidity level of 75% compared to September's 68%. For more details on October weather in this region, visit Palau weather in October.

In September, the weather boasts warmer temperatures, with an average of 24°C (75°F) and highs reaching up to 30°C (86°F). This month experiences relatively low precipitation, totaling 46 mm (1.8 in) over about 5 days, and humidity sits at around 68%. In contrast, November brings a significant drop in temperature, with averages falling to 16°C (61°F) and maximums of 22°C (72°F). Additionally, this month sees increased rainfall, accumulating to 115 mm (4.5 in) across 15 days, and higher humidity levels at 78%. For a deeper insight into November weather, you can check out Palau weather in November.

September and December present notably different weather patterns. In September, temperatures range from a minimum of 16°C (61°F) to a maximum of 30°C (86°F), providing a warm average of 24°C (75°F). The month experiences relatively moderate precipitation of 46 mm (1.8 in) over about 5 days, with humidity at 68%. In contrast, December sees a significant drop in temperatures, with a minimum of 7°C (45°F) and a maximum of 19°C (66°F), resulting in a cooler average of 13°C (56°F). Rainfall increases slightly to 51 mm (2.0 in) over approximately 9 days, accompanied by higher humidity levels at 76%. For a more detailed look at December weather, you can visit Palau weather in December.

Compare Palau's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Palau

As September unfolds in Palau, the weather offers a charming transition marked by pleasant temperatures and moderate humidity. This month typically showcases a delightful blend of warmth, with averages hovering around a comfortable 24°C (75°F), providing a welcome respite from the summer heat. While the 46 mm of rainfall over about 5 days indicates a slight uptick in precipitation compared to the drier months of summer, it contributes to the lush landscapes that define this stunning region. With humidity levels around 68%, September emerges as an ideal time to experience the natural beauty of Palau without the extremes of other seasons. For more detailed insights, visit Palau Climate.