Last updated: August 31, 2025
September in Pyin Oo Lwin, Myanmar is characterized by a warm and humid climate, with maximum temperatures reaching up to 33°C (92°F) and steady averages around 25°C (77°F). The month is marked by notable rainfall, accumulating to 223 mm (8.8 in) over 27 days, creating a lush, verdant landscape. Humidity levels hover around 84%, intensifying the tropical feel of the region. This combination of warmth and consistent precipitation makes September a vibrant yet challenging time for outdoor activities, inviting travelers to experience the rich natural beauty of Pyin Oo Lwin.
In September, Pyin Oo Lwin experiences a gentle transition as temperatures begin to cool slightly from the summer heat. With minimums around 20°C (67°F) and averages sitting at 25°C (77°F), the weather remains pleasant yet comfortable. Daytime highs still reach about 33°C (92°F), characteristic of the lingering warmth typical of late monsoon season. As the month progresses, the days start to hint at the cooler temperatures of autumn, following a clear trend of gradually decreasing maximums from the peak swelter of the earlier months. This delightful blend of warmth and mildness makes September a charming time to visit this enchanting city.
September in Pyin Oo Lwin, Myanmar, continues the trend of substantial rainfall characteristic of the monsoon season, with a notable 223 mm (8.8 in) of precipitation spread over 27 days. This month marks a slight decrease from August's peak rainfall of 307 mm (12.1 in), yet it remains one of the wettest months of the year, emphasizing the region's dependence on the monsoon for its seasonal water supply. As the rainy season begins to wane, October brings a reduction in both precipitation and rainy days, dipping to 171 mm (6.7 in) over 24 days, suggesting a gradual transition towards drier conditions. Overall, September stands out not only for its significant rainfall but also as a pivotal moment in the yearly cycle of weather in Pyin Oo Lwin, maintaining the lushness of the landscape before the onset of cooler months.
In September, Pyin Oo Lwin experiences a notable drop in humidity compared to the peak months of July and August, which see readings of 87% and 89%, respectively. At 84%, September's humidity is still high, but it shows a clear transition as the region moves away from the oppressive wet season. This month serves as a bridge from the intense moisture of summer towards the relatively drier autumn months, as indicated by the subsequent drop to 75% in October. The data illustrates an overall trend of increasing humidity from January through August, peaking in the heart of the rainy season, before gradually decreasing as the year progresses.
In September, Pyin Oo Lwin experiences a UV Index of 13, placing it in the extreme exposure category with a burn time of just 10 minutes. This marks a slight decrease from the peak indices seen in the summer months of July and August, both registering at 14. However, the persistent extreme levels throughout this period indicate that residents and visitors alike should remain vigilant about sun protection. As the year progresses, October sees a reduction to an UV Index of 11, but September’s significant sun intensity emphasizes the importance of staying informed about local UV conditions. For more details on protecting yourself against harmful UV rays, visit Pyin Oo Lwin UV Index.
UV Risk Categories
September in Pyin Oo Lwin, Myanmar, brings a delightful continuation of the sun-drenched days typical of the region. With 292 hours of sunshine, it falls comfortably in the midst of the year’s sunshine averages, showcasing a slight dip from the peak of 353 hours in May but maintaining a vibrant warmth as the rainy season begins to recede. This month shares the spotlight with early autumn, where days are filled with a refreshing mix of sun and gentle breezes, making September an ideal time for outdoor exploration. The gradual shift from the intense summer sun toward the milder, golden rays of October adds a unique charm to Pyin Oo Lwin, inviting both locals and travelers to soak in the beauty of the changing seasons.
In September, the likelihood of sunny weather in Pyin Oo Lwin, Myanmar takes a sharp downturn, with a mere 15% chance of sunshine. This shift marks a significant dip following the typically dreary months of June to August, where cloud cover is predominant and rain is frequent. As the monsoon season begins to taper off, September offers a glimmer of hope for clearer skies, yet it still remains one of the cloudiest months of the year. Looking ahead, the weather begins to improve in October, with a 37% chance of sun, symbolizing the gradual return of brighter days as the region transitions towards the more favorable months of November and December.
As September unfolds in Pyin Oo Lwin, Myanmar, daylight persists for approximately 12 hours each day, mirroring the longer days of the preceding months. Following a steady increase from 10 hours in January to 13 hours in the heart of the monsoon season, the daylight duration begins to stabilize with 12 hours in both August and September, suggesting a transitional phase. This gradual reduction signals the region's shift towards the cooler months ahead, as daylight durations decrease again to 11 hours in October and further down to 10 hours by December. Thus, September stands as a bridge between the vibrant summer and the retreating daylight of fall, offering a balance that enhances the beauty of this picturesque town.
As the gentle September winds grace Pyin Oo Lwin, their average speed dips to a tranquil 1.1 m/s (2 mph), making it one of the calmest months of the year. This serene atmosphere follows a notable trend seen throughout the year; starting from a low of 1.5 m/s in January, wind speeds gradually increased to a peak of 2.5 m/s in June before easing into the softer breezes of late summer and early autumn. While September enjoys this lull, it also marks a shift, as the month serves as a precursor to the slightly brisker winds of October and November. This seasonal transformation brings a refreshing, delicate quality to the air, inviting residents and visitors alike to bask in the peaceful charm of Pyin Oo Lwin.
Weather in Pyin Oo Lwin varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Pyin Oo Lwin, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January exhibit contrasting weather patterns. In September, temperatures range from a minimum of 20°C (67°F) to a maximum of 33°C (92°F), with an average of 25°C (77°F). The month is characterized by substantial rainfall, totalling 223 mm (8.8 in) over 27 days, and high humidity levels at 84%. In stark contrast, January offers a much cooler climate, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 29°C (84°F), averaging 18°C (64°F). Precipitation is minimal in January, amounting to just 33 mm (1.3 in) over 3 days, along with lower humidity at 52%. For more detailed insights into January weather, visit Pyin Oo Lwin weather in January.
September and February present starkly different weather patterns. In September, temperatures range from a minimum of 20°C (67°F) to a maximum of 33°C (92°F), with an average of 25°C (77°F). This month experiences significant rainfall, accumulating 223 mm (8.8 in) over 27 days, contributing to a high humidity level of 84%. In contrast, February offers a much milder climate, where temperatures range from a minimum of 7°C (44°F) to a maximum of 32°C (90°F), with an average of 20°C (68°F). Rainfall is scarce in February, with only 4 mm (0.1 in) recorded over just one day, resulting in a more comfortable humidity level of 49%. For more details, you can check Pyin Oo Lwin weather in February.
In September, the weather is characterized by higher temperatures and significant humidity, with average temperatures ranging from a minimum of 20°C (67°F) to a maximum of 33°C (92°F). This month sees substantial precipitation, totaling 223 mm (8.8 in), across 27 days, resulting in a damp and humid atmosphere with an average humidity of 84%.
In contrast, March offers much drier and warmer conditions, with temperatures varying between a minimum of 11°C (53°F) and a maximum of 36°C (98°F). This month experiences minimal rainfall of just 10 mm (0.4 in) spread over only 1 day, leading to a significantly lower humidity level of 35%. This drastic difference highlights the transition from a rainy season in September to a dry, warm climate in March, making March a more comfortable time for outdoor activities. For more detailed weather information, you can visit Pyin Oo Lwin weather in March.
When comparing the weather in September and April, there are notable differences in temperature, precipitation, and humidity levels. In September, temperatures range from a minimum of 20°C (67°F) to a maximum of 33°C (92°F), while the average temperature is around 25°C (77°F). This month also sees significant rainfall, with 223 mm (8.8 in) of precipitation over 27 days, resulting in high humidity levels of 84%. In contrast, April experiences slightly warmer conditions with a minimum of 16°C (61°F) and a maximum of 37°C (98°F), while the average is 26°C (79°F). The rainfall in April is much lighter, totaling only 46 mm (1.8 in) across just 5 days and maintaining a much lower humidity of 35%. For more detailed information, you can refer to Pyin Oo Lwin weather in April.
September and May present contrasting weather patterns. In September, temperatures range from a minimum of 20°C (67°F) to a maximum of 33°C (92°F), with an average of 25°C (77°F). This month experiences high humidity at 84% and significant precipitation, totaling 223 mm (8.8 in) over 27 days. In comparison, May is slightly warmer, with temperatures varying from a minimum of 18°C (65°F) to a scorching maximum of 38°C (100°F) and an average of 26°C (80°F). However, May sees less rainfall, with only 128 mm (5.1 in) over 16 days and notably lower humidity at 59%. For a detailed look at weather conditions during this time, check out Pyin Oo Lwin weather in May.
When comparing the weather in September and June, we see some notable similarities and differences. Both months experience minimum temperatures around 20°C (67°F), and maximum temperatures reaching 33°C (92°F). However, September tends to have a slightly lower average temperature of 25°C (77°F) compared to June's average of 26°C (79°F). Precipitation is also higher in September, with 223 mm (8.8 in) falling over 27 days, while June sees a bit less at 199 mm (7.8 in) over the same number of days. The humidity is marginally higher in September at 84%, compared to June's 82%. For more detailed information on weather conditions specific to June, you can refer to Pyin Oo Lwin weather in June.
In comparing the weather of September and July, we see that both months share similar temperature ranges, with July having a slightly higher minimum temperature of 21°C (70°F) compared to September's 20°C (67°F). Both months peak at a maximum of 33°C (92°F), maintaining an average temperature of around 25°C (77°F). However, September tends to be slightly wetter, with a total precipitation of 223 mm (8.8 in) over 27 days, while July records 227 mm (8.9 in) over the same number of days. Humidity levels are also quite comparable, with September at 84% and July just a bit higher at 87%. For a more detailed look at July's weather, you can check Pyin Oo Lwin weather in July.
In comparing the weather between September and August, September shows slightly cooler minimum and maximum temperatures, with a minimum of 20°C (67°F) and a maximum of 33°C (92°F), while August maintains a minimum of 21°C (69°F) and a maximum of 32°C (89°F). Both months have the same average temperature of 25°C (77°F). Notably, September has less precipitation, accumulating 223 mm (8.8 in) over 27 days, compared to August's heavier rainfall of 307 mm (12.1 in) across 30 days. Humidity levels are also marginally lower in September at 84%, versus 89% in August. For more detailed weather insights, you can visit Pyin Oo Lwin weather in August.
In comparing the weather of September and October, September tends to be warmer and more humid. The average temperature in September is around 25°C (77°F), peaking at 33°C (92°F), with a high humidity level of 84%. Furthermore, September experiences more precipitation, with 223 mm (8.8 in) over 27 days. In contrast, October sees a slight drop in temperatures, with an average of 24°C (76°F) and a maximum of 32°C (90°F). Additionally, October has reduced precipitation of 171 mm (6.7 in) over 24 days and a lower humidity level of 75%. For more detailed information, you can refer to Pyin Oo Lwin weather in October.
September and November showcase contrasting weather patterns. In September, the temperatures are notably warmer, with a minimum of 20°C (67°F) and an average of 25°C (77°F), peaking at 33°C (92°F). However, this month also experiences significant rainfall, with 223 mm (8.8 in) over 27 days and a high humidity level of 84%. In stark contrast, November offers a cooler climate, featuring a minimum temperature of 11°C (53°F) and an average of 22°C (72°F), with a maximum of 30°C (86°F). Precipitation diminishes dramatically to 44 mm (1.7 in) across just 8 days and the humidity drops to a more comfortable 69%. For more details on November weather, you can check Pyin Oo Lwin weather in November.
September weather is characterized by warm temperatures with a minimum of 20°C (67°F) and an average of 25°C (77°F), reaching highs of up to 33°C (92°F). This month also experiences significant precipitation, totaling 223 mm (8.8 in) over 27 days, coupled with high humidity at 84%. In contrast, December brings much cooler conditions, with temperatures dipping to a minimum of 8°C (47°F) and averaging 19°C (66°F), peaking at 29°C (84°F). Additionally, December sees much less rainfall, with only 16 mm (0.6 in) across just 2 days and lower humidity at 62%. For more detailed information on the December weather in this region, you can check the link: Pyin Oo Lwin weather in December.
September in Pyin Oo Lwin marks a transition into the rainy season, characterized by higher humidity and frequent rainfall compared to other months. With rainfall recorded on 27 days and an average precipitation of 223 mm, the landscape bursts into lush greenery, making it a stunning yet soggy time of year. While daytime temperatures can reach a warm 33°C, the overall climate feels more tropical, with cooler evenings offering respite from the heat. This month’s weather contrasts sharply with the drier, cooler months preceding it, emphasizing Pyin Oo Lwin's unique climate dynamics. For a more detailed understanding of weather patterns, visit Pyin Oo Lwin Climate.