September Weather in Phu Ruea, Thailand

Last updated: August 27, 2025

In September, Phu Ruea, Thailand, experiences warm and humid conditions, with maximum temperatures reaching 33°C (92°F) and an average of 26°C (79°F). The month is characterized by significant rainfall, accumulating to 197 mm (7.8 in) over 23 days, creating a lush and vibrant landscape. With humidity levels hovering around 86%, the air is thick and tropical, making this a typical yet fascinating time to explore the region’s natural beauty. Visitors should prepare for frequent showers, but the stunning greenery and cooler temperatures post-rain can offer a refreshing escape from the tropical heat.

September Temperature in Phu Ruea

In September, Phu Ruea, Thailand, experiences a pleasant transition as temperatures begin to shift, making it a delightful time to visit. The minimum temperature hovers around 21°C (69°F), which brings a comfortable chill to the early mornings and evenings. The average temperature remains steady at 26°C (79°F), ideal for outdoor activities and enjoying the lush landscapes. Daytime highs reach up to 33°C (92°F), providing plenty of warm sun for those keen on exploring. Notably, September marks a slight decrease in temperatures compared to the peak heat of summer months like April and May, while still retaining enough warmth to bask in the beauty of this scenic destination. As the rainy season progresses, visitors can expect refreshing downpours, enhancing the vibrant greenery of the region.

September Weather in Phu Ruea: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Phu Ruea, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Phu Ruea, September typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec717378808080797979777570
Data source: Temperature data for Phu Ruea 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.

September Precipitation in Phu Ruea

September marks a significant transition in Phu Ruea, Thailand, as it experiences a notable precipitation amount of 197 mm (7.8 in) over approximately 23 days. This month, while slightly less wet than August’s peak, continues the trend of high rainfall characteristic of the monsoon season. The lush greenery of the region thrives under this persistent rain, reflecting September's position as a crucial time for agriculture in the area. Interestingly, after a ramp-up from the drier winter months, the rainfall starts to taper off in October, signaling the gradual shift towards drier conditions. As the year progresses, the trend of increasing rainfall from January’s mere 12 mm to August's 282 mm underscores the rich watery tapestry that defines Phu Ruea's climate, with September standing out as a vibrant, albeit wet, chapter in this yearly narrative.

September Precipitation Trends in Phu Ruea

The chart displays monthly precipitation patterns in Phu Ruea, 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. In Phu Ruea, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1218231001781811932821981391411
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Phu Ruea

In September, Phu Ruea, Thailand, experiences a significant plateau in humidity, with levels reaching 86%. This marks a slight decline from the peak of 87% in August, hinting at the gradual transition towards the drier months ahead. Notably, the humidity remains consistently high from May through September, with values hovering above 69%, illustrating the region's tropical climate. As autumn approaches, the humidity begins to taper off, offering a brief respite before the 74% in October leads into the cooler, drier months of the year. Overall, the trend underscores a humid mid-year peak, a hallmark of Phu Ruea's seasonal cycle.

September Average Humidity in Phu Ruea

This chart illustrates the average monthly humidity levels in Phu Ruea, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Phu Ruea is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec52%49%39%40%69%81%83%87%86%74%63%57%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Phu Ruea

As September rolls into Phu Ruea, Thailand, the UV Index remains a striking 14, categorized as extreme with a swift burn time of just 10 minutes. This keeps the region's pattern consistent with the intense exposure seen throughout the summer months, reflecting a notable trend of high UV levels persisting from February through September. This period sees some of the highest UV readings, culminating in May and July, both hitting 15. As the year transitions into October, a slight dip to 13 indicates just a minor reprieve from the harsh sun. For those planning outdoor activities, awareness of these UV trends is crucial for safety and skin protection. Stay informed with detailed updates at Phu Ruea UV Index.

Maximum UV Index Levels in Phu Ruea for September

The chart shows the monthly maximum UV Index (UVI) for Phu Ruea 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. In September, the maximum UV index in Phu Ruea typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121314151415151413109
Data source: Phu Ruea 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 Phu Ruea

September in Phu Ruea, Thailand, offers a delightful balance of sunshine, with 267 hours of sunlight illuminating the landscape. This month sits comfortably between the peak brightness of March and the more subdued August, illustrating a gradual transition as the rainy season approaches. After basking in high sunlight hours during the earlier months—reaching a sun-soaked 325 hours in March—September marks a gentle decline in daylight, yet still provides ample opportunity for outdoor exploration and enjoyment. Following the fluctuations of summer, September’s 267 hours create a warm, inviting atmosphere, perfect for savoring the beauty of Phu Ruea’s natural surroundings before the crispness of autumn sets in.

Monthly Sunshine Duration in Phu Ruea: September Highlighted

The September sunshine duration represents the total number of hours Phu Ruea 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.
JanFebMarAprMayJunJulAugSepOctNovDec251h294h325h311h303h256h255h230h267h275h301h314h
Data source: Phu Ruea September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Phu Ruea During September

In September, Phu Ruea, Thailand, sees a notably low chance of sunny weather, with only a 12% likelihood of sunshine. This marks one of the dimmest periods of the year, following an already overcast trend during the preceding months of July and August, which also share a meager 12% and 13% chance of clear skies, respectively. As the rainy season intensifies, the transition into early fall brings cooler temperatures and increased cloud cover. In contrast to the bright start of the year, such as January's favorable 80%, September's sunless days can be a stark reminder of the region's seasonal shifts, making it a time when travelers should prepare for more humidity and rain than rays.

Percentage of Sunny Days in September in Phu Ruea

The chart illustrates the percentage of sunny days in Phu Ruea 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 Phu Ruea experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec80%82%64%25%39%15%12%13%12%27%61%85%
Data source: Phu Ruea September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Phu Ruea in September

In September, Phu Ruea enjoys a pleasant 12 hours of daylight, a continuation of the abundant light seen during the summer months. The trend shows that daylight hours peak during the humid summer, with June and July offering an impressive 13 hours. However, as the year transitions into autumn, daylight begins to taper off, returning to 11 hours by October. This rhythm of light not only enhances the natural beauty of Phu Ruea but also influences local activities and agriculture, marking a harmonious cycle within the region's climate.

Average Daylight Hours in Phu Ruea for September

The chart illustrates the variation in daylight duration in Phu Ruea throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 11m11h 33m12h 2m12h 31m12h 56m13h 8m13h 2m12h 40m12h 12m11h 43m11h 18m11h 5m
Data source: Phu Ruea daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Phu Ruea

As the calendar turns to September in Phu Ruea, Thailand, a notable shift in wind patterns emerges. With an average wind speed of 1.3 m/s (3 mph), this month experiences some of the gentlest breezes of the year, echoing the calm that characterizes the transition from the rainy season. Following a summer of slightly breezier conditions, where wind speeds peaked in June at 2.4 m/s (5 mph), September signals a return to milder airflows, reminiscent of the quieter months at the start of the year. This tranquil atmosphere not only enhances the breathtaking natural landscapes but also invites visitors to savor the serene beauty of Phu Ruea, making it an ideal time for leisurely exploration and relaxation.

Average September Wind Speed in Phu Ruea

The chart displays monthly wind speed patterns in Phu Ruea, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.61.51.61.31.52.42.22.11.3 m/s1.41.71.8
Data source: Phu Ruea September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Phu Ruea Compares to Other Months

Weather in Phu Ruea varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Phu Ruea, focusing on differences in temperature, rainfall, humidity, and UV levels.

September and January present a stark contrast in weather conditions. September experiences warm temperatures with a minimum of 21°C (69°F) and an average of 26°C (79°F), peaking at a sweltering 33°C (92°F). This month is also marked by high humidity at 86% and significant rainfall, totaling 197 mm (7.8 in) over 23 days. In contrast, January boasts a cooler climate, with temperatures ranging from a brisk minimum of 8°C (47°F) to an average of 22°C (71°F), still reaching a maximum of 33°C (91°F). The precipitation is notably lower in January, with only 12 mm (0.5 in) falling over just 2 days and reduced humidity at 52%. For more detailed insights on January weather, visit Phu Ruea weather in January.

September and February present contrasting weather patterns. In September, temperatures range from a minimum of 21°C (69°F) to a maximum of 33°C (92°F), with an average of 26°C (79°F). This month sees substantial rainfall, totaling 197 mm (7.8 in) across 23 days, coupled with high humidity at 86%, creating a rather muggy atmosphere. In stark contrast, February offers cooler and drier conditions, with temperatures dipping to a minimum of 12°C (54°F) and peaking at 35°C (95°F). The average temperature stands at 23°C (73°F), while precipitation is minimal at just 18 mm (0.7 in) over 3 days and humidity drops to 49%. For a closer look at weather details, check out Phu Ruea weather in February.

September and March present contrasting weather patterns, highlighting the transition between wet and dry seasons. In September, temperatures range from a minimum of 21°C (69°F) to a maximum of 33°C (92°F), accompanied by high humidity at 86% and significant rainfall of 197 mm spread over 23 days. In contrast, March experiences warmer averages with a minimum of 15°C (59°F) and can peak at a scorching 37°C (98°F), but the weather is much drier, with only 23 mm of precipitation over just 6 days and a humidity level of 39%. For a detailed look at March weather, you can refer to Phu Ruea weather in March.

In comparing the weather between September and April, we can see notable differences. September typically features warmer temperatures with minimums around 21°C (69°F) and maximums reaching up to 33°C (92°F), coupled with high humidity at 86%. It also experiences significant rainfall, averaging 197 mm (7.8 in) over 23 days. In contrast, April presents more intense heat, with maximum temperatures soaring to 39°C (102°F), yet it has a slightly lower average minimum of 15°C (59°F) and much lower humidity at 40%. Precipitation in April is also less frequent, totaling 100 mm (3.9 in) over only 14 days. For more details on the specific conditions during this month, check out Phu Ruea weather in April.

In comparing September and May weather, September typically showcases warmer temperatures with an average of 26°C (79°F) and maximums reaching up to 33°C (92°F). However, it is also characterized by higher humidity at 86% and greater precipitation, averaging 197 mm (7.8 in) over 23 days. In contrast, May presents slightly cooler conditions with an average of 27°C (81°F) and maximum temperatures soaring to 37°C (99°F). Despite its warm temperatures, May enjoys lower humidity at 69% and slightly less rainfall, totaling 178 mm (7.0 in) over the same number of days. For a detailed look at the weather specifics in May, you can check Phu Ruea weather in May.

In comparing the weather between September and June, we see that both months experience warm temperatures, but with some key differences. In September, the average temperature hovers around 26°C (79°F), with highs reaching up to 33°C (92°F) and a slightly lower minimum temperature of 21°C (69°F). This month is characterized by high humidity at 86% and significant precipitation of 197 mm (7.8 in) over approximately 23 days. Conversely, June offers a slightly warmer average temperature of 27°C (81°F) and peak temperatures of 35°C (96°F), although it has a marginally higher minimum temperature of 22°C (71°F). June also experiences less rainfall, totaling 181 mm (7.1 in) over 21 days, combined with lower humidity at 81%. For a specific look at conditions in June, you can check Phu Ruea weather in June. Overall, while both months are warm, June tends to be hotter with slightly less rainfall than September.

In comparing the weather of September and July, both months exhibit similar average temperatures, hovering around 26°C (79°F) to 26°C (80°F). However, July tends to be slightly warmer with a maximum temperature reaching up to 36°C (96°F), compared to September's peak of 33°C (92°F). Precipitation levels are fairly comparable, with September experiencing 197 mm (7.8 in) over 23 days and July accounting for 193 mm (7.6 in) over 25 days. Notably, September has a higher humidity level at 86%, while July is slightly lower at 83%. Overall, both months are characterized by warm temperatures, but July is generally hotter and slightly drier. For more specific insights, you can refer to the detailed weather information available at Phu Ruea weather in July.

In comparing the weather of September and August, we notice a slight variance in temperature and precipitation. Both months have a similar average temperature of 26°C (79°F), but September experiences a marginally lower minimum temperature at 21°C (69°F), while August sees a minimum of 22°C (71°F). Although the maximum temperatures remain comparable, August has slightly more intense heat, reaching up to 33°C (93°F) compared to September's maximum of 33°C (92°F). In terms of precipitation, September sees a decrease, with 197 mm (7.8 in) recorded over 23 days, compared to August's heavier rainfall of 282 mm (11.1 in) across 26 days. Humidity levels are similar in both months, with September averaging 86% and August at 87%. For a more detailed look at weather conditions, you can visit Phu Ruea weather in August.

In September, the weather is marked by higher temperatures and humidity, with minimums of 21°C (69°F) and averages around 26°C (79°F). Precipitation is significant, totaling 197 mm (7.8 in) over 23 days, creating a humid environment with an average humidity of 86%. In contrast, October experiences slightly cooler temperatures, with minimums dropping to 18°C (64°F) and average temperatures at 25°C (77°F). Although the maximum can reach up to 34°C (93°F), the overall precipitation decreases to 139 mm (5.5 in) over just 16 days, resulting in a less humid atmosphere with humidity levels around 74%. If you're interested in more specific details, check out Phu Ruea weather in October.

In September, the weather is considerably warmer and more humid, with average temperatures ranging from a minimum of 21°C (69°F) to a maximum of 33°C (92°F), accompanied by high humidity levels of 86%. This month also sees significant rainfall, with 197 mm (7.8 in) of precipitation occurring over 23 days, making it one of the wetter months of the year. In stark contrast, November offers a much cooler and drier climate, with temperatures dropping to a minimum of 14°C (58°F) and an average of 24°C (75°F), while still reaching highs of 33°C (92°F). The rainfall in November is markedly less, with only 14 mm (0.6 in) over just 3 days, and humidity levels also decrease to 63%. For those interested in specifics about November weather, you can refer to this link: Phu Ruea weather in November.

In September, the weather is characterized by warm temperatures, with a minimum of 21°C (69°F) and an average of 26°C (79°F), reaching up to a maximum of 33°C (92°F). This month experiences considerable rainfall, with a total of 197 mm (7.8 in) over 23 days, contributing to high humidity levels of 86%. In contrast, December brings a noticeable drop in temperatures, with a minimum of 6°C (43°F) and an average of 21°C (70°F), peaking at 32°C (90°F). Precipitation significantly decreases to just 11 mm (0.4 in) and occurs on only one day, while humidity drops to a more comfortable 57%. For more detailed insights, you can explore Phu Ruea weather in December.

Compare Phu Ruea's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Phu Ruea

As September unfolds in Phu Ruea, the weather takes on a distinct character compared to the drier months that precede it. The air feels heavier with high humidity levels, peaking at 86%, creating a palpable mugginess throughout the day. Daytime temperatures are comfortably warm, averaging around 26°C (79°F), but can soar up to 33°C (92°F) during peak hours. However, visitors should be prepared for frequent rain, as the area experiences substantial precipitation across 23 days, resulting in a total of 197 mm (7.8 in) for the month. This blend of warmth and moisture infuses the landscape with vibrant greenery, signaling a transition into the lush beauty of the rainy season. For more detailed insights, explore the Phu Ruea Climate page.