September Weather in Lumut, Malaysia

Last updated: August 21, 2025

Lumut, Malaysia, experiences warm and humid weather in September, with temperatures ranging from a minimum of 24°C (76°F) to a maximum of 32°C (90°F), and an average of 28°C (82°F). This tropical climate is accompanied by significant rainfall, totaling 238 mm (9.4 in) over approximately 24 days, making it one of the wetter months of the year. With humidity levels hovering around 89%, visitors can expect a muggy atmosphere typical of this coastal region. Those venturing into Lumut during this time should be prepared for both the heat and frequent showers, which add to the lush, vibrant landscape of this beautiful locale.

September Temperature in Lumut

In September, Lumut, Malaysia, maintains a warm and inviting climate, characterized by a minimum temperature around 24°C (76°F). The average temperature hovers at 28°C (82°F), which feels pleasantly tropical, while daytime highs reach up to 32°C (90°F). This month experiences a seamless transition from the slightly cooler August temperatures, with September offering a similar temperature range. The overall trend showcases stable warmth with only slight fluctuations, making it an ideal time for outdoor activities or beach trips as it invites both locals and tourists to enjoy its vibrant surroundings.

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

The chart illustrates September temperature patterns in Lumut, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lumut, 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).
JanFebMarAprMayJunJulAugSepOctNovDec818182828382828282818181
Data source: Temperature data for Lumut 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 Lumut

In September, Lumut experiences a notable surge in precipitation, receiving 238 mm (9.4 in) of rainfall over 24 days. This aligns with a broader trend observed throughout the year, where the wettest months consistently cluster in the latter half, with November boasting the highest total at 348 mm (13.7 in). The rainfall in September is reminiscent of April and May, both of which also see substantial precipitation, hinting at a pattern where the rainy season intensifies as the year progresses. As the month unfolds, lush greenery flourishes in response to the near-constant rain, showcasing the region’s rich biodiversity and vibrant landscapes.

September Precipitation Trends in Lumut

The chart displays monthly precipitation patterns in Lumut, 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 Lumut, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec200120225238247139119159238272348270
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Lumut

In September, Lumut, Malaysia experiences its highest humidity level of the year, peaking at a notable 89%. This trend of increasing moisture in the air begins in the warmer months, with January’s already high humidity of 83% gradually rising as the year progresses. Following a slight dip in the spring months, humidity climbs steadily from May's 79% to August's 87%, paving the way for September's peak. This uptick in humidity not only highlights the region's tropical climate but also sets the stage for the wetter months ahead, where it remains elevated into the final quarter of the year, reflecting the intense moisture that characterizes Malaysia's coastal weather patterns.

September Average Humidity in Lumut

This chart illustrates the average monthly humidity levels in Lumut, 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 Lumut is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%76%74%73%79%85%84%87%89%87%88%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Lumut

September in Lumut, Malaysia, continues the trend of extreme UV exposure, showcasing a UV Index of 14. This level indicates that even a brief exposure can lead to skin damage, with a burn time of just 10 minutes. The UV Index has remained consistently high throughout the year, peaking at 15 during several months from February to April. Even as we transition into the later months, the UV index does not drop significantly, reflecting Lumut's tropical climate and the need for precautions against harmful rays. Stay informed and protected by checking the latest updates on the Lumut UV Index.

Maximum UV Index Levels in Lumut for September

The chart shows the monthly maximum UV Index (UVI) for Lumut 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 Lumut typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec131515151413121414141312
Data source: Lumut 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 Lumut

In September, Lumut, Malaysia enjoys a delightful blend of sunshine, with 279 hours of radiant daylight illuminating the skies. This marks a subtle dip from the bustling summer months of July and August, where residents basked in over 300 hours of sunlight. However, compared to the earlier months of the year, September still offers a respectable amount of sunshine, laying a perfect backdrop for outdoor adventures. As the year progresses into October, the hours of sunlight gently rebound to 283 hours, maintaining that warm, inviting atmosphere that is characteristic of this coastal gem. The overall trend highlights Lumut's sun-kissed charm, making it a splendid destination for travelers seeking a blend of warmth and leisure.

Monthly Sunshine Duration in Lumut: September Highlighted

The September sunshine duration represents the total number of hours Lumut 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.
JanFebMarAprMayJunJulAugSepOctNovDec240h301h324h292h287h292h306h303h279h283h249h285h
Data source: Lumut September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Lumut During September

As September rolls into Lumut, Malaysia, the likelihood of basking in sunny weather remains modest, with a chance of sun at just 11%. This aligns with the trend observed in the late summer months, where cloud cover tends to dominate, peaking in the early part of the year and gradually declining. With February showing the highest probability at 35%, it’s clear that late winter to early spring is the prime time for sunny skies in this coastal town. In contrast, the months surrounding September, from July to October, reveal a sharp drop in sunny days, suggesting that those dreaming of sun-drenched afternoons might want to plan their visits for earlier in the year when the sun shines brighter.

Percentage of Sunny Days in September in Lumut

The chart illustrates the percentage of sunny days in Lumut 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 Lumut experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec8%35%28%15%14%15%14%11%11%8%5%14%
Data source: Lumut September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Lumut in September

In Lumut, Malaysia, the daylight duration exhibits a captivating rhythm throughout the year. Beginning in January and February with a reliable 11 hours of daylight, the days gradually lengthen as spring approaches, reaching 12 hours from March through October. This consistent span of daylight fosters an inviting atmosphere, ideal for outdoor activities and adventures. As the year progresses into November and December, daylight dips back to 11 hours, hinting at the seasonal transition ahead. Overall, Lumut experiences a charming balance of light and shadow, making each month a unique experience under its luminous skies.

Average Daylight Hours in Lumut for September

The chart illustrates the variation in daylight duration in Lumut throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 53m11h 58m12h 4m12h 11m12h 17m12h 20m12h 19m12h 14m12h 7m12h11h 54m11h 52m
Data source: Lumut daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Lumut

In September, Lumut experiences a gentle breeze with an average wind speed of 1.9 m/s (4 mph), contributing to the overall pleasantness of the month. This slight dip in wind speed from July and October, where gusts reach up to 2.1 m/s (5 mph) and 2.2 m/s (5 mph) respectively, reflects the characteristic shift into the later part of the year. Generally, the wind conditions in Lumut remain mild throughout the year, peaking in the mid-summer months. As the seasons transition, September's winds help maintain a comfortable atmosphere, making it an ideal time for outdoor activities by the sea. Overall, the consistent wind speeds in Lumut create a unique, tranquil coastal vibe that visitors can enjoy.

Average September Wind Speed in Lumut

The chart displays monthly wind speed patterns in Lumut, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.41.91.72.01.71.92.12.01.9 m/s2.21.91.8
Data source: Lumut September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Lumut Compares to Other Months

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

In September, the weather is generally warmer with temperatures ranging from a minimum of 24°C (76°F) to a maximum of 32°C (90°F), averaging around 28°C (82°F). The month also experiences higher rainfall, with 238 mm (9.4 in) spread over 24 days and a humidity level of 89%. In contrast, January brings slightly cooler temperatures, with daily averages around 27°C (81°F), and a minimum of 23°C (74°F) while still reaching highs of 32°C (90°F). Additionally, January sees reduced precipitation at 200 mm (7.9 in) over 22 days, accompanied by lower humidity levels at 83%. For more details on the January climate, you can check Lumut weather in January.

September and February share similar temperature ranges, with both months experiencing a minimum of 24°C, an average of around 28°C, and a maximum of 32°C. However, September is notably wetter, receiving 238 mm of precipitation over 24 days compared to February's 120 mm over 23 days. Additionally, the humidity in September is significantly higher at 89%, while February sees a more comfortable 76%. For more detailed information about the weather in February, you can check Lumut weather in February.

September and March exhibit similar temperature ranges, with both months featuring a minimum of 24°C (76°F) and an average of 28°C (82°F). However, March tends to be slightly warmer at its maximum, reaching 33°C (91°F) compared to September's maximum of 32°C (90°F). In terms of precipitation, September has a higher total of 238 mm (9.4 in) spread over 24 days, while March has slightly less at 225 mm (8.9 in) across 27 days. Furthermore, the humidity in September is notably higher at 89%, compared to a more comfortable 74% in March. For a detailed look at Lumut's weather patterns during this time, please visit Lumut weather in March.

In comparing the weather conditions of September and April, we find both months share a similar average temperature of 28°C (82°F), but April tends to have slightly warmer extremes, with a maximum of 33°C (92°F) compared to September's 32°C (90°F). Notably, September has a higher humidity level at 89%, making it feel more oppressive, while April's humidity is more comfortable at 73%. Precipitation is similar in both months, with September receiving around 238 mm (9.4 in) over 24 days and April experiencing the same amount on 27 days. For a detailed perspective on April weather, you can check Lumut weather in April.

In comparing September and May weather, both months share a similar minimum temperature of 24°C (76°F) and an average temperature of around 28°C (82°F-83°F). However, May tends to be slightly warmer with a maximum temperature reaching 33°C (92°F), compared to September's 32°C (90°F). Precipitation levels are also noteworthy; September sees around 238 mm (9.4 in) over 24 days, while May has a bit more rain, measuring 247 mm (9.7 in) across 28 days. Despite this, May experiences lower humidity at 79%, compared to September's higher humidity level of 89%. For more detailed information on the conditions in May, check out Lumut weather in May.

In comparing the weather of September and June, both months exhibit similar temperature ranges, with minimums at 24°C (76°F), averages around 28°C (82-83°F), and maximums reaching 32°C (90°F). However, September tends to be wetter, receiving 238 mm (9.4 in) of precipitation over 24 days, compared to June's 139 mm (5.5 in) across 21 days. Additionally, the humidity is slightly higher in September at 89%, versus June's 85%. For more specific information about Lumut's weather during June, you can refer to Lumut weather in June.

In comparing the weather conditions of September and July, we observe that both months experience similar temperature ranges, with minimums around 24°C (76°F), averages near 28°C (82°F to 83°F), and maximums capping at 32°C (90°F). However, September is significantly wetter, with a substantial increase in precipitation to 238 mm (9.4 in) spread over 24 days, compared to 119 mm (4.7 in) over 18 days in July. Additionally, September’s humidity is slightly higher at 89%, compared to July's 84%, making September feel more humid and rainy than its predecessor. For more detailed insights into July's conditions, check out Lumut weather in July.

In comparing the weather of September and August, we observe that both months maintain similar temperature ranges, with September experiencing a minimum of 24°C (76°F) and an average of 28°C (82°F), slightly lower than August's average of 28°C (83°F) but with a maximum of 32°C (90°F), compared to August's 33°C (91°F). However, September is notably wetter, with precipitation reaching 238 mm (9.4 in) over 24 days, surpassing August's 159 mm (6.3 in) over 20 days. Additionally, September holds a slightly higher humidity level at 89%, compared to August's 87%. For more details on August weather, you can refer to Lumut weather in August.

In September, the weather features a warm minimum temperature of 24°C (76°F) and an average of 28°C (82°F), with highs reaching 32°C (90°F). This month also experiences significant rainfall, totaling 238 mm (9.4 in) over 24 days, accompanied by high humidity at 89%.

In contrast, October sees slightly varying temperatures, with a minimum of 24°C (76°F), an average of 27°C (82°F), and maximums of 33°C (91°F). Precipitation increases to 272 mm (10.7 in) over the same number of rainy days, while humidity remains a bit lower at 86%. For more detailed insights, you can check out Lumut weather in October.

In September, the weather is characterized by warm temperatures with a minimum of 24°C (76°F) and an average of 28°C (82°F), reaching a maximum of 32°C (90°F). However, this month sees significant rainfall, totaling 238 mm (9.4 in) over 24 days, accompanied by high humidity levels of 89%.

In contrast, November experiences slightly cooler temperatures, with an average of 27°C (81°F), while maintaining a minimum of 24°C (76°F) and a similar maximum of 32°C (89°F). The precipitation increases to 348 mm (13.7 in) across 29 days, keeping humidity levels at a comparable 88%. For a detailed look at November weather, check out Lumut weather in November.

In September, the weather typically features warm temperatures, with a minimum of 24°C (76°F), an average of 28°C (82°F), and a maximum of 32°C (90°F). This month experiences significant rainfall, accumulating 238 mm (9.4 in) over 24 days, coupled with high humidity levels at 89%. In contrast, December sees slightly warmer conditions overall, with a minimum of 25°C (76°F), an average of 27°C (81°F), and a maximum of 31°C (89°F). Precipitation increases to 270 mm (10.6 in), distributed over 29 days, resulting in a humidity level of 90%. For more details on December weather, you can check out Lumut weather in December.

Compare Lumut's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Lumut

As September unfolds in Lumut, it brings a distinct character to the weather, setting it apart from other months. With a maximum temperature that hovers around a steamy 32°C, and a notable average of 28°C, the month maintains a warm embrace, perfect for those seeking a tropical escape. However, the increased precipitation, characterized by nearly three-quarters of the month witnessing rainfall, leads to a more humid atmosphere with levels soaring to 89%. This combination of warmth and frequent showers creates lush landscapes and a vibrant natural setting, ideal for exploration. For a deeper dive into what to expect throughout the year, explore the detailed insights at Lumut Climate.