Ermera Climate

Last updated: January 18, 2025

Ermera, located in Timor-Leste, experiences a tropical savanna climate classified under the Köppen-Geiger system as Aw. The region enjoys a varied temperature range, with a minimum of 13°C (56°F) recorded in July, rising to an average of 23°C (73°F) throughout the year. The hottest month, October, sees peak temperatures reaching up to 33°C (92°F). This climatic profile contributes to the region's unique ecosystem and agricultural practices, offering a rich context for environmental study and understanding of tropical climates.

Ermera temperature by month

Ermera, Timor-Leste exhibits distinct seasonal temperature patterns throughout the year, characterized by relatively mild temperatures. The year begins with January temperatures ranging from a minimum of 19°C (66°F) to a maximum of 29°C (84°F), gradually cooling to 13°C (56°F) at night by mid-year in June and July. Despite this dip, daytime highs remain consistently close to 31°C (87°F) during these months. As the year progresses into October and November, temperatures begin to rise again, peaking at 33°C (92°F), notably in October, before transitioning back to the warmer average of 24°C (76°F) in November. This cyclical pattern accentuates the region's subtropical climate, where nighttime temperatures can feel significantly cooler, particularly in the middle of the year.

Monthly Temperatures in Ermera, Timor-Leste

The chart illustrates Ermera's temperature patterns throughout the year, with values aggregated from various locations across the region. It highlights seasonal variations and temperature changes across the months.
JanFebMarAprMayJunJulAugSepOctNovDec737273737271717274767674
Data source: Ermera temperature data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.
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The average of daily temperatures (24 hours) calculated across all days in the month.

Gleno experiences a temperature range from a minimum of 13°C (56°F) in July to a maximum of 33°C (92°F) in October, highlighting the seasonal variations in this region. For more detailed monthly temperatures, visit monthly temperatures in Gleno.

Precipitation Patterns in Ermera

Ermera, Timor-Leste experiences a pronounced rainy season typically spanning from January to March, where precipitation levels peak significantly. January and February see substantial rainfall, with 312 mm (12.3 in) and 308 mm (12.1 in), respectively, and March records the highest amount at 398 mm (15.7 in). This deluge aligns with the increased number of rainy days during these months, with March delivering rain on 29 days. As the rains taper off into April, precipitation drops dramatically to 167 mm (6.6 in), indicating a transitional phase towards the drier months.

From May through August, Ermera experiences markedly lower rainfall, culminating in just 9 mm (0.4 in) in August, the driest month. This period witnesses a significant reduction in rainy days, with only 2 days of rainfall in both August and September. However, precipitation begins to revive in October, bringing 35 mm (1.4 in) and returning to wetter conditions in November with 201 mm (7.9 in), highlighting the shift back to the wet season. December closes the year with a flourish, accumulating 349 mm (13.7 in), setting the stage for the next cycle of heavy rains.

Monthly Average Precipitation in Ermera, Timor-Leste

The average monthly precipitation in Ermera, providing insights into seasonal rainfall patterns and the region's precipitation trends throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec31230839816789352291135201349
Data source: Ermera precipitation data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.
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Sunshine Duration in Ermera

In Ermera, Timor-Leste, sunshine duration showcases a compelling seasonal trend, with hours of sunlight gradually increasing as the year progresses from the cooler, wetter months into the drier, sunnier season. Beginning in January with 225 hours of sunshine, sunlight exposure steadily rises, hitting 277 hours in March and peaking in October with an impressive 328 hours. This peak coincides with the transition into the dry season, emphasizing the correlation between reduced rainfall and increased sunshine, creating optimal conditions for both agriculture and outdoor activities.

The summer months of July through September consistently feature abundant sunshine, each month recording over 300 hours of sunshine, with August and September maintaining the highest figures at 313 hours. As the year draws to a close in December, the sunshine hours begin to taper slightly to 296 hours, yet remain above 290 hours, indicating a continued prominence of sunny days through the end of the year. This consistent pattern of increased sunlight not only highlights Ermera's favorable climate for various activities but also suggests that the region benefits from significant solar energy potential, especially during the peak sunshine months.

Monthly Sunshine in Ermera, Timor-Leste

Monthly sunshine duration represents the total hours of direct sunlight Ermera receives each month, excluding periods when the sun is obscured by clouds or other obstructions.
JanFebMarAprMayJunJulAugSepOctNovDec225h266h277h290h298h290h306h313h313h328h309h296h
Data source: Ermera sunshine duration data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.

Ermera UV Index Trends

Ermera, Timor-Leste experiences consistently high UV Index levels throughout the year, with readings frequently categorized as extreme. The UV Index reaches its peak during the first three months—January, February, and March—each recording an index of 16. This intensity signifies that even minimal sun exposure can lead to sunburn in just 10 minutes, necessitating vigilant protective measures for residents and visitors alike. Even as spring approaches, the UV Index remains formidable, with April only slightly lower at 15, providing a strong reminder of the potential health risks associated with high solar radiation during this period.

As the year transitions into the drier months, UV levels exhibit a slight decrease but remain dangerously elevated. From May through July, the readings still hover around 11 to 12, indicating extreme levels of exposure, though the burn time may remain at 10 minutes. Notably, September and October see a resurgence of UV intensity, returning to 16, while November and December stabilize at 15. The persistent high UV Index in Ermera underscores the importance of sun safety measures year-round for individuals engaging in outdoor activities, particularly during the peak months when sun exposure can be most harmful.

Monthly Maximum UV Index for Ermera, Timor-Leste

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Ermera. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec161616151211121316161515
Data source: Ermera UV Index data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.

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.

Daylight Hours in Ermera

In Ermera, Timor-Leste, daylight duration exhibits a relatively stable pattern throughout the year, with 12 hours of daylight consistently recorded from January to March. This equilibrium is indicative of the region’s proximity to the equator, where variations in day length are minimal. As the calendar transitions into the mid-year months of April through August, daylight duration decreases slightly to 11 hours, creating a subtle but noticeable change as the sun rises later and sets earlier during this period.

As the year progresses into the latter months, daylight duration returns to the 12-hour mark from September to December. This increase in daylight aligns with the region's climatic transitions, enhancing outdoor activities and agricultural practices. Overall, the predictability of daylight hours in Ermera facilitates a rhythm of life that aligns with natural cycles, making it easier for residents to plan their daily activities according to the consistent availability of sunlight throughout the year.

Average Monthly Daylight Hours in Ermera, Timor-Leste

This chart shows the total daylight hours Ermera receives each month, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec753h742h727h713h702h696h699h709h722h737h749h756h
Data source: Ermera daylight hours, calculated based on aggregated data for various regional locations, determined by the times between sunrise and sunset.

Climate Highlights of Ermera's Popular Destinations

Gleno, Timor-Leste experiences a tropical climate with warm temperatures year-round, averaging between 21°C (70°F) and 25°C (77°F) monthly. The wet season runs from December to March, with January and March receiving the highest precipitation, measuring 312 mm (12.3 in) and 398 mm (15.7 in), respectively. Conversely, the dry season, particularly from June to August, sees minimal rainfall, with July receiving just 22 mm (0.9 in). Despite seasonal variations in precipitation, Gleno enjoys abundant sunshine, peaking in October with 328 hours. For more detailed information, visit Gleno climate.

Conclusion

In conclusion, Ermera, Timor-Leste, is characterized by a distinctive tropical savanna climate that greatly influences its temperature, precipitation, UV Index, sunshine duration, and daylight hours. With a well-defined wet season yielding substantial rainfall from January to March, followed by a prolonged dry period with consistently high UV levels throughout the year, residents and visitors must adapt to the environmental nuances of this region. The balance of 12 hours of daylight year-round, complemented by peak sunshine months, underscores the importance of sun safety and agricultural planning in maintaining a sustainable lifestyle. As Ermera continues to experience climate trends reflective of broader global patterns, understanding its unique climatic framework will be essential for fostering resilient communities and preserving its ecological diversity.

Discover the Climate of Ermera's Places

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