September Weather in Ranau, Malaysia

Last updated: August 21, 2025

In September, the weather in Ranau, Malaysia features a warm climate, with maximum temperatures reaching up to 34°C (93°F), while the average hovers around 24°C (75°F). Although pleasant, the month brings notable humidity levels at 90%, adding to the tropical feel. Rainfall is significant, totaling 179 mm (7.0 in) over the course of 23 days, making it one of the wetter months of the year. Visitors should be prepared for frequent showers amidst the warmth, transforming Ranau into a lush, vibrant landscape.

September Temperature in Ranau

In September, Ranau, Malaysia, continues to embrace a warm tropical climate, with temperatures reflecting a consistent trend that characterizes this stunning region. The month greets visitors with a comfortable average temperature of 24°C (75°F), while nighttime lows settle around 17°C (63°F), ensuring pleasant evenings. The days, however, can still reach a maximum of 34°C (93°F), reminiscent of the hotter months preceding it. This indicates a slight cooling trend from the peak temperatures of May and August, where highs hovered around 35-36°C (95-96°F). Overall, September presents a harmonious blend of warmth and mildness, making it an inviting time for both exploration and relaxation in this vibrant locale.

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

The chart illustrates September temperature patterns in Ranau, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ranau, 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).
JanFebMarAprMayJunJulAugSepOctNovDec737374757675757574747473
Data source: Temperature data for Ranau 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 Ranau

September in Ranau, Malaysia, marks a notable transition in the wet season, with precipitation averaging 179 mm (7.0 in) over 23 rainy days. This uptick follows the relatively lower rainfall in the earlier summer months, indicating that the region is becoming wetter as it moves towards October and November, when rainfall peaks. Despite a slight decrease from the more torrential downpours of June, September's consistent drizzle contributes to the lush greenery typical of this tropical climate. As the month wraps up, residents and visitors alike can expect the vibrant scenery to flourish, paving the way for the heavier rains of fall.

September Precipitation Trends in Ranau

The chart displays monthly precipitation patterns in Ranau, 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 Ranau, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec201112112106173228170161179214227265
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Ranau

In September, humidity in Ranau, Malaysia, climbs back to 90%, mirroring the levels seen in January, illustrating a notable trend of seasonal humidity fluctuations. The months leading up to September showcase a gradual rise from 82% in April, reaching 88% by August. This peak in humidity signals the onset of the wet season, as the surrounding landscapes transform under the influence of increased moisture. Following September, humidity experiences a slight decline to 86% in October, before stabilizing around the 87% mark in the final months of the year. Overall, the consistent high humidity levels highlight Ranau's lush tropical climate, creating an environment rich in biodiversity and vibrant vegetation throughout the year.

September Average Humidity in Ranau

This chart illustrates the average monthly humidity levels in Ranau, 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 Ranau is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%89%87%82%85%87%86%88%90%86%87%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Ranau

In September, Ranau, Malaysia, continues to experience an extreme UV Index of 15, consistent with the previous eight months. This trend reflects a year-round intensity, making sun protection essential. With a burn time of only 10 minutes, it's crucial for residents and visitors alike to take precautions against harmful UV rays. As the months progress, the UV Index remains steadfastly high, peaking earlier in the year but ultimately sustaining significant levels through September. For more information on the UV Index throughout the year, visit Ranau UV Index.

Maximum UV Index Levels in Ranau for September

The chart shows the monthly maximum UV Index (UVI) for Ranau 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 Ranau typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141517171513141515151313
Data source: Ranau 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 Ranau

As we transition into September in Ranau, Malaysia, the region basks in a delightful average of 262 hours of sunshine. This month sees a slight dip from the sun-drenched heights of March, which boasts the year's peak at 299 hours. Notably, September's sunny disposition aligns closely with the vibrant conditions of June and July, both offering robust sunshine hours. Despite the subtle decrease, September remains a luminous month, contributing to the overall trend of abundant sunlight throughout the year. The consistent brightness not only enriches the natural beauty of Ranau but also invigorates outdoor activities, making it an ideal time for both tourists and locals to explore the scenic landscapes.

Monthly Sunshine Duration in Ranau: September Highlighted

The September sunshine duration represents the total number of hours Ranau 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.
JanFebMarAprMayJunJulAugSepOctNovDec204h263h299h291h283h267h285h285h262h257h253h258h
Data source: Ranau September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ranau During September

In Ranau, Malaysia, the likelihood of sunny weather in September is notably low, with a mere 6% chance of sunshine gracing the skies. This trend mirrors the patterns observed in the beginning and end of the year, where January and October also see limited sun exposure. Throughout the months, the chances of sunny days tend to peak in the mid-year, particularly in March, April, July, and August—all hovering around 12% to 13%. September stands out as a transitional period, hinting at the onset of the wetter season, which greatly diminishes the chances of clear, sunny skies. Therefore, visitors and residents alike should brace for a higher likelihood of cloud cover as September unfolds.

Percentage of Sunny Days in September in Ranau

The chart illustrates the percentage of sunny days in Ranau 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 Ranau experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec6%11%13%13%10%11%13%12%6%7%10%3%
Data source: Ranau September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ranau in September

In September, Ranau, Malaysia, enjoys a consistent 12 hours of daylight, aligning with the trend established from March through August. This month comfortably bridges the summer heat and the impending shorter days of autumn, providing a perfect balance of sunshine for outdoor activities and exploration. As daylight gradually diminishes moving into October, September stands as a peak moment in the year, making it an ideal time for visitors to soak in the vibrant landscapes and rich biodiversity that this region offers.

Average Daylight Hours in Ranau for September

The chart illustrates the variation in daylight duration in Ranau throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 48m11h 55m12h 4m12h 14m12h 22m12h 26m12h 24m12h 17m12h 7m11h 58m11h 50m11h 46m
Data source: Ranau daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Ranau

As the tranquil month of September unfolds in Ranau, Malaysia, the average wind speed gently descends to 0.9 m/s (2 mph), making it one of the calmest periods in the year. This subtle breeze mirrors the tapering trend observed throughout the late summer, where wind speeds consistently hover around the lower end of the scale. Comparatively, the wind is notably less lively than earlier months, such as February and April, which both experience speeds of 1.2 m/s (3 mph), emphasizing a shift towards more serene conditions. This cooling down in September not only brings a peaceful atmosphere but also invites residents and visitors alike to bask in the natural beauty of the region, as the landscape transitions gracefully into the more humid and wetter months ahead.

Average September Wind Speed in Ranau

The chart displays monthly wind speed patterns in Ranau, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.01.21.11.21.00.91.11.00.9 m/s1.11.11.1
Data source: Ranau September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Ranau Compares to Other Months

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

September and January exhibit similar high humidity levels of 90%, but there are notable differences in their temperature and precipitation patterns. In September, the temperature ranges from a minimum of 17°C (63°F) to a maximum of 34°C (93°F), with an average of 24°C (75°F). The month experiences 179 mm (7.0 in) of rainfall over 23 days. In contrast, January features slightly cooler temperatures, with a minimum of 17°C (62°F) and a maximum of 31°C (89°F), averaging 23°C (73°F). Furthermore, January sees increased precipitation, totaling 201 mm (7.9 in), though spread over just 21 days. For more detailed weather insights, you can check Ranau weather in January.

September and February exhibit distinct weather patterns in terms of temperature and precipitation. September tends to be warmer, with average temperatures around 24°C (75°F) and maximums reaching up to 34°C (93°F), while February has a slightly cooler average of 23°C (73°F) and maximums of 32°C (90°F). Precipitation levels are notably higher in September, with 179 mm (7.0 in) over 23 days compared to February's 112 mm (4.4 in) across 19 days. Interestingly, both months maintain similar humidity levels, with September at 90% and February at 89%. For more details, you can visit Ranau weather in February.

In September, the weather features slightly higher average temperatures with a minimum of 17°C (63°F) and a maximum of 34°C (93°F), while March offers a comparable minimum of 16°C (61°F) and the same maximum. Both months experience high humidity, with September at 90% and March slightly lower at 87%. However, September is notably wetter, receiving 179 mm (7.0 in) of precipitation across 23 days, compared to March's 112 mm (4.4 in) over 20 days. For more detailed insights into the weather patterns in March, check out Ranau weather in March.

Comparing the weather in September and April reveals some notable similarities and differences. Both months exhibit an average temperature of around 24°C (75°F), but September can reach slightly higher maximum temperatures of 34°C (93°F), while April peaks at 35°C (95°F). Precipitation is more intense in September, with 179 mm (7.0 in) over 23 days, compared to April's 106 mm (4.2 in) over 20 days. Additionally, September's humidity level is higher at 90%, contrasted with April's 82%, making September feel more humid. For more details on April's weather specifically, you can check Ranau weather in April.

In comparing the weather between September and May, both months exhibit warm temperatures, with September averaging around 24°C (75°F) and May slightly higher at 24°C (76°F). However, May tends to reach higher maximum temperatures, peaking at 36°C (96°F) compared to September's maximum of 34°C (93°F). Precipitation levels are quite similar, with September recording 179 mm (7.0 in) over 23 days and May slightly lower at 173 mm (6.8 in) over 26 days. Humidity in September is a bit higher, reaching 90%, while May has a more comfortable 85%. For more specific weather patterns during May, you can check Ranau weather in May.

In September, the weather mirrors June with similar temperature ranges, featuring a minimum of 17°C (63°F), an average of 24°C (75°F), and a maximum of 34°C (93°F). However, September experiences slightly lower humidity levels at 90% compared to June's 87%. Precipitation is also reduced in September, with 179 mm (7.0 in) over 23 days, while June sees higher rainfall of 228 mm (9.0 in) across 26 days. This makes September a marginally drier month than June, despite both months sharing comparable temperature profiles. For more details, check out Ranau weather in June.

In comparing the weather of September and July, we observe that both months feature similar temperature ranges, with minimums of 17°C (63°F), averages of 24°C (75°F), and maximums of 34°C (93°F). However, September typically experiences slightly higher precipitation, with 179 mm (7.0 in) recorded over 23 days, compared to July's 169 mm (6.7 in) spread over 20 days. Additionally, September's humidity is marginally higher at 90%, while July sits at 86%. For a more detailed look at July's weather patterns, you can check Ranau weather in July.

In comparing the weather of September and August, both months present warm temperatures, with September having a minimum of 17°C (63°F) and an average of 24°C (75°F), while August records a slightly higher minimum of 18°C (64°F) and remains at an average of 24°C (76°F). The maximum temperatures are quite similar as well, with September peaking at 34°C (93°F) compared to August’s high of 35°C (95°F). Precipitation increases in September to 179 mm (7.0 in) over 23 days, making it slightly wetter than August, which received 161 mm (6.3 in) across 22 days. Additionally, humidity is marginally higher in September at 90%, compared to 88% in August. For more detailed insights on August weather, check out Ranau weather in August.

In September, the weather tends to be warm, with temperatures ranging from a minimum of 17°C (63°F) to an average of 24°C (75°F), and a maximum of 34°C (93°F). This month sees substantial rainfall, with a total precipitation of 179 mm (7.0 in) over 23 days, resulting in a high humidity level of 90%.

Conversely, October experiences slightly cooler temperatures, with similar minimum temperatures of 17°C (62°F) and an average of 23°C (74°F), while the maximum temperature remains at 33°C (93°F). However, rainfall increases to 214 mm (8.4 in) across 26 days, contributing to a humidity of 86%. For more detailed information on weather patterns specific to this month, you can check Ranau weather in October.

September and November exhibit some notable differences in weather patterns. In September, temperatures range from a minimum of 17°C (63°F) to a maximum of 34°C (93°F), with an average of 24°C (75°F). The month sees significant rainfall, with 179 mm (7.0 in) of precipitation recorded over 23 days, contributing to a high humidity level of 90%. In contrast, November experiences slightly cooler conditions, with temperatures varying from 17°C (63°F) to a maximum of 32°C (91°F) and an average of 23°C (74°F). However, it is wetter, with a total precipitation of 227 mm (8.9 in) spread across 28 days, while humidity remains high at 87%. For more detailed insights, you can check out Ranau weather in November.

In September, the weather features warmer temperatures, with an average of 24°C (75°F) and highs reaching up to 34°C (93°F). The month also experiences significant rainfall, amounting to 179 mm (7.0 in) over 23 days, creating a humid environment with a humidity level of 90%. In contrast, December sees slightly cooler temperatures, averaging 23°C (73°F) with maximums of 30°C (87°F). However, the month is wetter, with precipitation increasing to 265 mm (10.4 in) across 28 days and maintaining a similar humidity level of 89%. For more details on December weather, you can visit Ranau weather in December.

Compare Ranau's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Ranau

In September, Ranau experiences a distinct shift in weather, characterized by high humidity and increased rainfall. With a mix of warm days and cooler nights, this month presents a dynamic climate, often notable for its frequent precipitation. Unlike the drier months, September's consistent rain contributes to the lush landscapes surrounding the area, enriching the overall biodiversity. If you’re planning a visit, be prepared for the wet conditions, but rest assured that the vibrant environment will be well worth it. For a deeper understanding of what to expect, check out the detailed insights at Ranau Climate.