August Weather in Phaya Thai, Thailand

Last updated: August 27, 2025

In August, Phaya Thai experiences a tropical climate characterized by a maximum temperature soaring up to 37°C (99°F), while the average temperature hovers around a warm 29°C (85°F). The region is notably humid, with levels reaching 88%, contributing to the sultry atmosphere. Rainfall is frequent, totaling 163 mm (6.4 in) over the month, with precipitation occurring on approximately 23 days. As a result, visitors should be prepared for both the heat and the high likelihood of rain, making August a lush yet challenging time to explore this vibrant area of Thailand.

August Temperature in Phaya Thai

In August, Phaya Thai, Thailand, continues to experience warm and humid conditions typical of the monsoon season. With a minimum temperature around 25°C (77°F), daily lows remain consistent with the previous months. The average temperature hovers at 29°C (85°F), providing a comfortable warmth, while highs peak at 37°C (99°F), reflecting the persistent heat. This trend of high temperatures, especially the upper limits that have reached up to 40°C (103°F) in May, shows little sign of abating. As the month progresses, residents and visitors alike can expect a blend of intense heat interspersed with refreshing rains, contributing to the vibrant and lush environment that characterizes this tropical region.

August Weather in Phaya Thai: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Phaya Thai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Phaya Thai, August 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).
JanFebMarAprMayJunJulAugSepOctNovDec808285868686858584838280
Data source: Temperature data for Phaya Thai 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.

August Precipitation in Phaya Thai

August marks a significant peak in precipitation for Phaya Thai, Thailand, with 163 mm (6.4 in) of rainfall over an average of 23 days. This trend reinforces the region’s rainy season, which begins in earnest in May and continues through October. Following the 159 mm (6.2 in) recorded in July, August sees a slight increase, setting the stage for even heavier rains in September and October, which often exceed 240 mm. The frequency of rainy days remains high, promoting lush greenery but also impacting daily activities. As the region transitions from the heavy rains of late summer to the drier months, the fluctuations in August highlight the importance of preparedness for both the rain-soaked days and the humid ambiance that accompanies them.

August Precipitation Trends in Phaya Thai

The chart displays monthly precipitation patterns in Phaya Thai, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Phaya Thai, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec2914441071421121591632452506124
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Phaya Thai

In August, humidity in Phaya Thai, Thailand reaches its peak at an impressive 88%, marking the height of the monsoon season. This substantial increase from July's 86% reflects a notable trend of rising humidity as the year progresses. Starting from a comfortable 59% in January, the humidity steadily climbs, particularly during the summer months from April to August. May and June see significant rises, with levels soaring to 80% and 85% respectively. As the year transitions into the later months, humidity begins to decline, but August stands out as a time when the air is thick and heavy, enveloping Phaya Thai in a climate that showcases the vibrant essence of tropical living.

August Average Humidity in Phaya Thai

This chart illustrates the average monthly humidity levels in Phaya Thai, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Phaya Thai is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec59%58%61%70%80%85%86%88%87%83%78%70%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Phaya Thai

In August, Phaya Thai, Thailand experiences an extreme UV Index of 14, consistent with the peak levels seen over the summer months. This heightened exposure category means that the burn time is a mere 10 minutes, prompting residents and visitors alike to take caution and protect their skin from harmful rays. Throughout the preceding months of June and July, the UV Index also reached similar extremes, reinforcing the trend of intense sun exposure during this period. As the year transitions into September, the UV Index begins to moderate slightly but still stays within the extreme range at 13. For those planning outdoor activities during these sizzling summer months, a proactive approach to sun safety is essential. For more detailed information, visit Phaya Thai UV Index.

Maximum UV Index Levels in Phaya Thai for August

The chart shows the monthly maximum UV Index (UVI) for Phaya Thai in August, 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 August, the maximum UV index in Phaya Thai typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1012141314131414131298
Data source: Phaya Thai August 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.

August Sunshine in Phaya Thai

In August, Phaya Thai experiences a rich tapestry of sunshine, totaling 280 hours that month. This marks a gentle decline from the sun-drenched months of March and April, which bask in 336 and 322 hours of brilliance, respectively. As the rainy season looms, August sees slightly fewer sunny hours, yet it still radiates a warm charm that invites exploration. Following this, the daylight begins to taper off further into the fall months, with September and October recording 268 and 287 hours, showcasing the gradual transition towards cooler days while still maintaining ample warmth. This trend highlights a delightful ebb and flow of sunshine that characterizes the enchanting climate of Phaya Thai throughout the year.

Monthly Sunshine Duration in Phaya Thai: August Highlighted

The August sunshine duration represents the total number of hours Phaya Thai experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec251h299h336h322h321h302h290h280h268h287h294h316h
Data source: Phaya Thai August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Phaya Thai During August

In Phaya Thai, Thailand, the month of August sees a notably low probability of sunny weather, with only a 9% chance of sunshine. This marks one of the driest periods of the year, following a trend of decreasing sunlight hours from the preceding months of May and July, which have 33% and 11% chances of sun, respectively. These figures are part of a broader pattern in which the chances of clear skies tend to dip significantly during the peak of the rainy season. If you're planning a visit in August, it's wise to prepare for the higher likelihood of cloudy days and potential rain showers.

Percentage of Sunny Days in August in Phaya Thai

The chart illustrates the percentage of sunny days in Phaya Thai throughout the year, with August 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 Phaya Thai experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec58%76%57%18%33%17%11%9%10%14%29%63%
Data source: Phaya Thai August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Phaya Thai in August

In Phaya Thai, Thailand, August offers a consistent 12 hours of daylight, aligning with the trend observed since March. As the year progresses from January through December, daylight duration showcases a distinctive pattern: it begins at 11 hours in the early months, peaks at 12 hours from March through September, and then gradually tapers back to 11 hours by October. This stable daylight period during the height of the wet season not only enhances the vibrant greenery of the region but also allows ample time for outdoor activities and exploration, making August a delightful month for both locals and visitors alike.

Average Daylight Hours in Phaya Thai for August

The chart illustrates the variation in daylight duration in Phaya Thai throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 24m11h 40m12h 2m12h 25m12h 45m12h 54m12h 49m12h 33m12h 11m11h 48m11h 28m11h 19m
Data source: Phaya Thai daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Phaya Thai

In August, Phaya Thai experiences a gentle breeze with an average wind speed of 2.6 m/s (6 mph). This month seamlessly follows the more invigorating gusts of June and July, both boasting similar speeds of 3.0 m/s (7 mph). As the rainy season approaches its peak, August's winds provide a refreshing interlude, slightly calming compared to the summer months. Interestingly, as we transition from the intensity of the early monsoon, the wind speed generally trends downward into the autumn months, dropping to 2.0 m/s (5 mph) in September and October. This seasonal pattern reflects the region's changeable weather, yet August stands out as a balance of warmth and a soft breeze, perfect for enjoying the lush surroundings.

Average August Wind Speed in Phaya Thai

The chart displays monthly wind speed patterns in Phaya Thai, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.32.43.01.92.43.02.72.6 m/s2.02.02.22.6
Data source: Phaya Thai August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Phaya Thai Compares to Other Months

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

August and January present contrasting weather conditions. In August, temperatures are typically higher, with a minimum of 25°C (77°F) and an average of 29°C (85°F), peaking at 37°C (99°F). The month also sees significant precipitation, averaging 163 mm (6.4 in) over 23 days, accompanied by high humidity at 88%. Conversely, January offers cooler and more comfortable weather, with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 35°C (94°F) and an average of 27°C (81°F). Rainfall is minimal, with only 29 mm (1.1 in) occurring over just 3 days, and humidity levels drop to 59%. For more details, you can check Phaya Thai weather in January.

August and February present distinctly different weather patterns. In August, temperatures range from a minimum of 25°C (77°F) to a maximum of 37°C (99°F), with an average of 29°C (85°F). This month is characterized by high humidity at 88% and substantial precipitation, totaling 163 mm (6.4 in) across 23 days, making it one of the wetter months. In contrast, February enjoys milder conditions, with temperatures ranging from a minimum of 19°C (66°F) to a maximum of 35°C (96°F) and an average of 28°C (82°F). Precipitation is minimal, with only 14 mm (0.5 in) recorded over 3 days, and the humidity drops to a comfortable 58%. For more details, you can check out Phaya Thai weather in February.

August and March exhibit distinct weather characteristics in terms of temperature, precipitation, and humidity. In August, the temperature ranges from a minimum of 25°C (77°F) to a maximum of 37°C (99°F), with an average of 29°C (85°F). This month also experiences significant rainfall, with a total of 163 mm (6.4 in) spread over 23 days, contributing to a high humidity level of 88%. In contrast, March features slightly cooler temperatures, with a minimum of 22°C (72°F), an average of 30°C (86°F), and the same maximum of 37°C (99°F). However, precipitation in March is markedly lower, totaling just 44 mm (1.7 in) over 5 days, resulting in a more comfortable humidity level of 61%. For more detailed insights, you can check Phaya Thai weather in March.

In comparing the weather of August and April, we find distinct contrasts in temperature, precipitation, and humidity. August typically experiences warmer days, with average temperatures around 29°C (85°F) and maximums reaching up to 37°C (99°F), while April sees a slightly higher average of 30°C (87°F) and a peak of 38°C (100°F). However, April tends to have lower humidity at 70%, compared to August's high of 88%, making August feel more oppressive. In terms of rainfall, August receives significantly more precipitation, averaging 163 mm (6.4 in) over 23 days, whereas April encounters only 107 mm (4.2 in) across 12 days. For a more detailed look at April weather, you can visit Phaya Thai weather in April.

In comparing the weather between August and May, August tends to be slightly cooler with an average temperature of 29°C (85°F) compared to May's higher average of 30°C (87°F). However, May experiences more extreme temperatures, reaching a maximum of 40°C (103°F) alongside a high minimum of 23°C (74°F). Precipitation is also notable in both months, with August receiving 163 mm (6.4 in) over 23 days, while May has a bit less at 142 mm (5.6 in) over 19 days. Humidity levels are higher in August at 88%, compared to 80% in May, making the latter feel somewhat less muggy despite its warmer averages. For more details, you can check Phaya Thai weather in May.

In comparing the weather between June and August, both months experience warm temperatures with minimums around 25°C (77°F) and maximums peaking at 37°C (99°F). However, June typically has a slightly higher average temperature of 30°C (86°F) compared to August's average of 29°C (85°F). Precipitation levels are notably higher in August, with 163 mm (6.4 in) over 23 days, compared to June's 112 mm (4.4 in) over 22 days. Humidity is also marginally higher in August at 88%, while June sees a humidity level of 85%. For more detailed information, you can check Phaya Thai weather in June.

August and July exhibit similar temperature patterns, with both months having a minimum temperature of 25°C (77°F) and an average high of 37°C (99°F). However, August experiences slightly more precipitation, totaling 163 mm (6.4 in) over 23 days, compared to July's 159 mm (6.2 in) over 26 days. Additionally, humidity in August is a touch higher at 88%, while July remains at 86%. These subtle differences contribute to a slightly wetter and more humid August. For a more detailed look at July weather conditions, visit Phaya Thai weather in July.

August generally experiences slightly higher temperatures compared to September, with average highs reaching 37°C (99°F), while September's maximum temperature is a bit cooler at 36°C (97°F). Both months have similar average temperatures, hovering around 29°C (85°F) for August and 29°C (84°F) for September. However, September sees a notable increase in precipitation, with 245 mm (9.6 in) over 24 days, compared to August's 163 mm (6.4 in) across 23 days. Humidity levels remain high in both months, at 88% for August and slightly lower at 87% for September. For more detailed information, you can check Phaya Thai weather in September.

In comparing the weather of August and October, we see a slight decrease in temperatures. August experiences minimums of 25°C and maximums reaching up to 37°C, while October has slightly cooler conditions with minimums of 23°C and maximums of 35°C. Despite both months having similar average temperatures around 29°C, October sees an increase in precipitation, totaling 250 mm over about 21 days, compared to August's 163 mm over 23 days. Humidity remains relatively high in both months, with August at 88% and October at 83%. For more detailed insights, you can check Phaya Thai weather in October.

In August, the weather is typically hotter and more humid, with temperatures ranging from a minimum of 25°C (77°F) to a maximum of 37°C (99°F), accompanied by high humidity at 88%. Additionally, August sees significant rainfall, accumulating 163 mm (6.4 in) over about 23 days. In contrast, November offers a more temperate climate, with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 35°C (95°F). The month experiences far less rainfall, totaling only 61 mm (2.4 in) across 9 days, and a lower humidity level of 78%. For more detailed information on weather conditions, check out Phaya Thai weather in November.

In August, the weather is characterized by high humidity and significant rainfall, with average temperatures reaching around 29°C (85°F) and a maximum of 37°C (99°F). The month sees a considerable amount of precipitation, totaling 163 mm (6.4 in) over 23 days, making it one of the wettest months of the year. In contrast, December presents a much drier climate, featuring lower humidity at 70% and only 24 mm (0.9 in) of precipitation spread across just 2 days. Temperatures in December are more moderate, with an average of 27°C (80°F) and a comfortable maximum of 35°C (95°F). For more detailed information about the weather in December, you can check out Phaya Thai weather in December.

Compare Phaya Thai's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Phaya Thai

August in Phaya Thai brings a distinct shift in weather compared to other months, characterized by high temperatures that can reach a blazing 37°C. This month often feels more humid, with humidity levels soaring around 88%, creating a tropical atmosphere that can be overwhelming for some. Frequent rains contribute to a significant increase in precipitation, totaling around 163 mm over 23 days, transforming the landscape into a lush, vibrant scene. While the oppressive heat is tempered by occasional downpours, August stands out as a month where preparation for wet weather is essential. For more detailed insights on how August compares to other months, check out our page on Phaya Thai Climate.