September Weather in Lampang, Thailand

Last updated: August 27, 2025

September in Lampang, Thailand is characterized by a warm and humid climate, with maximum temperatures reaching up to 35°C (96°F) and an average of 28°C (82°F). As the minimum temperature dips to around 23°C (73°F), the region experiences significant rainfall, accumulating 217 mm (8.5 in) over 23 days. The high humidity level, averaging at 83%, adds to the tropical feel, making it a month where light clothing and rain gear are essential. Plan your visit accordingly to enjoy the lush landscapes and vibrant culture that Lampang has to offer during this rainy season!

September Temperature in Lampang

September in Lampang, Thailand continues the warm trend established in previous months, with temperatures showing a slight cooling compared to the peak heat of summer. The minimum temperature rests at a comfortable 23°C (73°F), while the average hovers around 28°C (82°F), providing an inviting atmosphere for exploration. While the maximum temperature can reach 35°C (96°F), the overall conditions are markedly more pleasant than the sweltering days of April and May. As the month progresses, the transition towards the cooler months begins, hinting at the refreshing changes just around the corner. This makes September an ideal time for visitors to enjoy the lush landscapes and vibrant culture of Lampang without the intensity of the summer heat.

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

The chart illustrates September temperature patterns in Lampang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lampang, 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).
JanFebMarAprMayJunJulAugSepOctNovDec747784858684838282817973
Data source: Temperature data for Lampang 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 Lampang

In September, Lampang, Thailand, experiences a significant drop in precipitation compared to the record-breaking rains of August, yet it still receives a substantial 217 mm (8.5 in) of rainfall over 23 days. This month marks a pivotal point in the rainy season, where cloud cover continues to dominate the skies, ensuring that moisture levels remain high despite a slight decrease from the previous month. With consistent rainfall throughout September, the region benefits from lush landscapes and replenished water sources, setting the stage for the transition into the drier months ahead. The patterns seen this month reflect a characteristic shift from the intense monsoon, as the total rainfall begins to taper off, leading into the more moderate precipitation of October.

September Precipitation Trends in Lampang

The chart displays monthly precipitation patterns in Lampang, 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 Lampang, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1665701191862013152171562612
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Lampang

In September, humidity in Lampang, Thailand remains notably high at an average of 83%, reflecting the peak of the rainy season that typically begins in May and stretches through to October. Following a summer of soaring humidity levels—reaching up to 91% in August—the drop in temperature does little to alleviate the moisture-laden atmosphere. This trend signifies a gradual decline from the summer’s peak, yet still showcases the characteristic tropical climate of the region. As the year progresses, we see a gentle decrease in humidity levels, with October dropping to 67%, hinting at a welcome transition as the wet season begins to wind down. Such fluctuations underscore the importance of preparing for both the oppressive humidity and the refreshing rain that define this vibrant time of year.

September Average Humidity in Lampang

This chart illustrates the average monthly humidity levels in Lampang, 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 Lampang is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec51%46%38%36%64%81%83%91%83%67%61%56%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Lampang

In September, Lampang, Thailand experiences a UV Index of 13, categorizing it as extreme with a burn time of just 10 minutes. This month follows a trend of sustained high UV levels throughout the summer, peaking in July and August with an identical index of 14. As the year transitions into the cooler months, it's interesting to note that UV exposure remains significant, only slightly decreasing to 12 in October. Overall, the persistent high UV Index from February to September underscores the importance of sun protection in Lampang. For further details on UV levels throughout the year, visit Lampang UV Index.

Maximum UV Index Levels in Lampang for September

The chart shows the monthly maximum UV Index (UVI) for Lampang 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 Lampang typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9111213141314141312108
Data source: Lampang 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 Lampang

September brings a pleasant transition in Lampang, Thailand, with 266 hours of sunshine, a charming shift following the summer months. Despite being slightly lower than the sun-drenched summer peak of 334 hours in March, it still showcases a generous amount of daylight, ideal for exploring the region's natural beauty. The gradual decline in sunlight from earlier in the year highlights a trend towards the cooler months, while the 280 hours anticipated in October promises a beautiful blend of warmth and sunlight, perfect for outdoor adventures. This rhythmic dance of hours is a reminder of the seasonal ebb and flow that makes Lampang's climate truly enchanting.

Monthly Sunshine Duration in Lampang: September Highlighted

The September sunshine duration represents the total number of hours Lampang 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.
JanFebMarAprMayJunJulAugSepOctNovDec247h295h334h321h327h277h255h236h266h280h299h307h
Data source: Lampang September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Lampang During September

When considering the likelihood of sunny weather in September in Lampang, Thailand, it's evident that this month falls within a transitional phase. With only a 16% chance of sunshine, September is among the cloudier months, reflecting a significant dip from the sun-drenched days of early in the year, such as January's 78% and February's 84%. This trend of diminishing sunlight continues through the summer months, culminating in September's somewhat gloomy outlook. As residents and visitors alike prepare for the moderate chances of sunshine this month, they might find solace in the promise of clearer skies as October rolls around, raising the likelihood to 24%. Thus, September serves as a gentle reminder of the region's shift from the joyful brightness of previous months to a more subdued atmospheric character.

Percentage of Sunny Days in September in Lampang

The chart illustrates the percentage of sunny days in Lampang 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 Lampang experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec78%84%77%31%43%12%12%12%16%24%56%80%
Data source: Lampang September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Lampang in September

In September, Lampang, Thailand experiences a delightful balance of light, with 12 hours of daylight that mirrors the preceding months of April, May, and August. This constancy highlights a trend where daylight begins at a robust 12 hours in the mid-year months, subsequently tapering off as the year transitions into October. Overall, the variation in daylight duration throughout the year paints a picturesque picture of Lampang's consistent and vibrant climate, making it a beautiful month for both locals and visitors to enjoy the warm, sunlit days.

Average Daylight Hours in Lampang for September

The chart illustrates the variation in daylight duration in Lampang throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 9m11h 32m12h 2m12h 33m12h 58m13h 11m13h 4m12h 42m12h 12m11h 42m11h 16m11h 2m
Data source: Lampang daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Lampang

As September arrives in Lampang, Thailand, the gentle whispers of the wind bring a sense of tranquility, with an average speed of 1.2 m/s (3 mph). This marks a slight decline from the breezes of earlier months, reflecting a subtle transition towards the calmer days of autumn. Interestingly, the summer months, particularly June, showcased livelier winds at 1.8 m/s (4 mph), while July and August sustained soft currents. The gradual decrease over September and into October, when winds drop to 1.1 m/s (2 mph), hints at the region’s seasonal shift, inviting residents and visitors alike to relish the serene ambiance and bask in the gentle caress of nature. As the year winds down, Lampang's breeze continues to charm with its soft, inviting presence, a reminder of the peaceful beauty that accompanies changing seasons.

Average September Wind Speed in Lampang

The chart displays monthly wind speed patterns in Lampang, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.61.61.61.31.41.81.51.41.2 m/s1.11.21.3
Data source: Lampang September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Lampang Compares to Other Months

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

September and January showcase striking contrasts in weather. September brings higher temperatures, with minimums around 23°C (73°F) and an average of 28°C (82°F), peaking at 35°C (96°F). However, it is also characterized by significant rainfall, accumulating 217 mm (8.5 in) over 23 days, coupled with high humidity levels at 83%. In contrast, January features cooler temperatures, with a minimum of 11°C (53°F) and an average of 24°C (75°F), while still reaching similar maximums of 35°C (95°F). Precipitation drastically decreases to only 15 mm (0.6 in) over just 3 days, and the humidity drops to a comfortable 51%. For more detailed insights, check out Lampang weather in January.

When comparing the weather in September and February, there are noticeable differences in temperature and precipitation. September features higher temperatures, with a minimum of 23°C (73°F) and an average of 28°C (82°F), while February cools down to a minimum of 14°C (57°F) and an average of 25°C (77°F). Additionally, September is characterized by significant rainfall, recording 217 mm (8.5 in) over 23 days, whereas February is much drier with only 6 mm (0.2 in) of precipitation across 0 days. The humidity also varies greatly, with September experiencing high humidity levels of 83%, in contrast to February’s much lower humidity of 46%. For those interested in a detailed look at February's weather, consider checking out Lampang weather in February.

In September, the weather tends to be hot and humid, with average temperatures around 28°C (82°F) and maximums reaching up to 35°C (96°F). This month also experiences significant rainfall, accumulating 217 mm (8.5 in) over 23 days, resulting in an average humidity of 83%. In contrast, March is characterized by sweltering heat, with a minimum temperature of 16°C (62°F) and an average of 29°C (84°F). However, temperatures can soar as high as 40°C (105°F), and the month sees very little rainfall, only about 5 mm (0.2 in) over just one day, leading to a much lower humidity level of 38%. For more specific information regarding the weather patterns in this month, you can check Lampang weather in March.

When comparing the weather in September and April, distinct differences emerge. September typically sees a milder average temperature of 28°C (82°F) with a maximum of 35°C (96°F), accompanied by high humidity at 83% and substantial rainfall of 217 mm (8.5 in) over 23 days. In contrast, April is significantly warmer, boasting an average temperature of 30°C (86°F) and a striking maximum of 41°C (106°F), while experiencing much lower humidity at 36% and less precipitation, totaling only 70 mm (2.8 in) across 9 days. This drastic variation in weather patterns highlights the transition from the rainy season in September to the dry heat of April. For more details, you can explore Lampang weather in April.

September and May present distinct weather patterns that significantly influence daily life. In September, temperatures range from a minimum of 23°C (73°F) to a maximum of 35°C (96°F), accompanied by high humidity at 83%. The month also sees considerable rainfall, with 217 mm (8.5 in) spread over 23 days, making it one of the wetter months. In contrast, May boasts slightly higher average temperatures with a minimum of 23°C (73°F) and a maximum soaring to 41°C (106°F), while experiencing less precipitation at 119 mm (4.7 in) over 16 days. The humidity level is notably lower at 63%, creating a different feel compared to the wetter September. For more detailed information on May weather, you can check Lampang weather in May.

In comparing the weather patterns of September and June, we observe notable differences and similarities. Both months share a minimum temperature of 23°C (73°F), but June tends to be slightly warmer on average, with an average temperature of 29°C (84°F) compared to September's 28°C (82°F). June also peaks at a higher maximum temperature of 39°C (103°F), whereas September reaches a maximum of 35°C (96°F).

Precipitation levels reveal that September is wetter, receiving 217 mm (8.5 in) over 23 days, while June has 186 mm (7.3 in) across 21 days. Humidity levels are comparable, with September at 83% and June at 81%. For more detailed information about June weather conditions, you can visit Lampang weather in June.

When comparing the weather in September and July, both months exhibit similar temperature patterns, with minimum temperatures around 23°C (73°F) and average temperatures of 28°C (82°F). However, July experiences a higher maximum temperature of 39°C (103°F) compared to September's peak of 35°C (96°F). Additionally, both months see a comparable amount of precipitation, with September receiving 217 mm (8.5 in) and July slightly less at 201 mm (7.9 in), despite both months having rain on roughly 23 days. Humidity levels remain consistent at 83% for both months. For further details about Lampang's weather in July, you can visit Lampang weather in July.

In comparing the weather of September and August, we see a slight decrease in temperature, with September having a minimum of 23°C (73°F) compared to August's 24°C (75°F). Both months feature an average temperature of 28°C (82°F), but August is notably hotter with a maximum of 37°C (100°F), while September peaks at a lower 35°C (96°F). Precipitation also varies significantly; September experiences 217 mm (8.5 in) over 23 days, while August sees more rainfall at 315 mm (12.4 in) across 27 days. Humidity remains relatively high in both months, but is slightly higher in August at 91% compared to September's 83%. For more detailed weather information, you can check Lampang weather in August.

September and October present notable differences in weather patterns. September features warmer temperatures, with an average of 28°C (82°F) and maximums reaching up to 35°C (96°F), while October sees slightly cooler averages of 27°C (81°F) and highs of 36°C (98°F). While September is marked by high humidity at 83% and significant rainfall of 217 mm (8.5 in) over 23 days, October experiences a drop in precipitation to 155 mm (6.1 in) across 19 days and a lower humidity level of 67%. For more detailed insights, you can check out Lampang weather in October.

September and November display notable differences in weather patterns. In September, temperatures are generally warmer, with a minimum of 23°C (73°F) and an average high of 35°C (96°F), accompanied by high humidity at 83%. This month also experiences significant rainfall, totaling 217 mm (8.5 in) over 23 days. In contrast, November sees a drop in the minimum temperature to 15°C (60°F) and a more comfortable average of 26°C (79°F). Precipitation drastically decreases to 26 mm (1.0 in) across just 5 days, and humidity lowers to 60%, making November a much drier and cooler month. For more details on the weather during this time, check out Lampang weather in November.

September and December exhibit stark contrasts in weather conditions. In September, temperatures range from a minimum of 23°C (73°F) to a maximum of 35°C (96°F), with an average of 28°C (82°F). The month is characterized by high humidity at 83% and significant rainfall, receiving 217 mm (8.5 inches) over 23 days. In contrast, December brings a more temperate climate, with temperatures dropping to a minimum of 9°C (49°F) and reaching a maximum of 34°C (94°F), averaging 23°C (74°F). Precipitation is dramatically reduced to just 12 mm (0.5 inches) over 2 days, and humidity falls to a comfortable 56%. For more detailed information, you can check out Lampang weather in December.

Compare Lampang's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Lampang

As September rolls in, Lampang experiences a notable shift in weather patterns, marked by increased humidity and substantial precipitation. With rain falling on nearly every day of the month, the landscape transforms into a lush green paradise, contrasting with the drier conditions of previous months. The air feels thick and warm, with temperatures averaging around a mild 28°C, making it the perfect time for botanical enthusiasts to explore the region's vibrant flora. While this month's weather presents a different atmosphere, it brings a refreshing vitality to Lampang, inviting travelers to witness the beauty of its monsoon season. For more detailed information on weather trends throughout the year, check out Lampang Climate.