Penang Climate

Last updated: January 18, 2025

Penang, Malaysia, exhibits a tropical rainforest climate classified under the Köppen-Geiger system as Af. Characterized by consistently warm temperatures, the island experiences a minimum of 22°C (71°F) in February, with an average temperature hovering around 28°C (83°F) throughout the year. The peak warmth occurs in May, when temperatures can reach a maximum of 36°C (97°F). This climate not only supports lush biodiversity but also significantly influences the region's unique cultural and agricultural practices.

Penang temperature by month

In Penang, Malaysia, temperature patterns reveal consistent warmth throughout the year, characteristic of a tropical climate. The minimum temperatures range from 22°C (71°F) in January and February to 24°C (75°F) from April onward, while the average temperature remains steady at 28°C (82°F) for most months. As the year progresses, maximum temperatures peak at 36°C (97°F) in February, March, and May, with slightly lower highs of 34°C (93°F) observed from June to November. The transition from slightly cooler months in January and December introduces a brief dip in average temperatures, yet the overall climate remains warm and humid, supporting a vibrant ecosystem and lifestyle year-round.

Monthly Temperatures in Penang, Malaysia

The chart illustrates Penang'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.
JanFebMarAprMayJunJulAugSepOctNovDec828283838383838382828181
Data source: Penang 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.

In February, the temperatures in George Town, Kampung Batu Feringgi, and Batu Feringgi remain consistently warm, with a minimum of 24°C (76°F) and a maximum reaching 33°C (91°F) in each location. For more detailed insights, you can explore the monthly temperatures in George Town, monthly temperatures in Kampung Batu Feringgi, and monthly temperatures in Batu Feringgi.

Precipitation Patterns in Penang

Penang, Malaysia experiences a distinct wet season, with precipitation levels fluctuating throughout the year. January begins with 117 mm (4.6 in) of rainfall over an average of 16 days, while February sees a decrease to 81 mm (3.2 in) across 13 days. The onset of spring brings an increase in precipitation, culminating in April's substantial 233 mm (9.2 in) falling over 28 days. The peak of the rainy season occurs in May, when 300 mm (11.8 in) of rainfall is recorded, closely followed by June’s 154 mm (6.1 in).

As the year progresses into the later months, notable rainy periods persist. September and October are particularly wet, with 276 mm (10.9 in) and 301 mm (11.9 in) of rainfall, respectively. November stands out as the rainiest month, reaching 373 mm (14.7 in) over 29 days before tapering off in December to 208 mm (8.2 in). This seasonal precipitation pattern plays a crucial role in shaping Penang's lush landscapes and vibrant ecosystems, making it a key aspect of the region's tropical climate.

Monthly Average Precipitation in Penang, Malaysia

The average monthly precipitation in Penang, providing insights into seasonal rainfall patterns and the region's precipitation trends throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec11781147233300154135171276301373208
Data source: Penang precipitation data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.
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Sunshine Duration in Penang

In Penang, Malaysia, sunshine duration exhibits a seasonal pattern, with a noticeable increase during the early months of the year. Starting in January with 246 hours of sunshine, the region sees a steady rise, peaking in March at 330 hours. This upward trend highlights the transition from the cooler, wetter months of winter to the warmer, sunnier days of spring. April and May continue to maintain high sunshine levels, with 298 hours and 290 hours, respectively, creating an inviting atmosphere for outdoor activities and tourism.

As the year progresses into the summer months, sunshine hours remain relatively stable, with July and August showcasing impressive totals of 312 hours and 304 hours. However, a gradual decline begins in September, where sunshine drops to 281 hours, marking the onset of the wetter season. The latter part of the year, particularly in November and December, sees a reduction in sunlight, with 257 hours and 291 hours respectively, as precipitation increases. This cyclical pattern of sunshine works in tandem with rainfall, significantly influencing Penang's climate, agriculture, and lifestyle choices throughout the year.

Monthly Sunshine in Penang, Malaysia

Monthly sunshine duration represents the total hours of direct sunlight Penang receives each month, excluding periods when the sun is obscured by clouds or other obstructions.
JanFebMarAprMayJunJulAugSepOctNovDec246h305h330h298h290h286h312h304h281h283h257h291h
Data source: Penang sunshine duration data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.

Penang UV Index Trends

In Penang, Malaysia, the UV Index consistently remains in the extreme category throughout the year, posing significant risks for skin damage without proper protection. January starts with a UV Index of 13, which then peaks at 15 from February to April, indicating that exposure times should be limited to just 10 minutes to avoid sunburn. Even during the slightly cooler months, such as June and July, the UV Index remains high, emphasizing the importance of sun safety measures year-round.

As the seasons change, the UV Index shows only minor fluctuations, dropping to 12 in the latter months of the year, including July, November, and December. Despite these slight decreases, the UV levels are still considered extreme, underscoring the need for vigilance against harmful UV radiation. This persistent threat calls for effective sun protection strategies, such as sunscreen, protective clothing, and seeking shade during peak hours, ensuring that residents and visitors can safely enjoy Penang's sunny tropical climate.

Monthly Maximum UV Index for Penang, Malaysia

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Penang. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec131515151413121314141212
Data source: Penang 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 Penang

In Penang, Malaysia, daylight duration remains relatively consistent throughout the year, reflecting the region's equatorial location. In the early months of January and February, residents enjoy about 11 hours of daylight daily, providing a gentle transition into the more sunlit period. By March, the duration increases slightly to 12 hours, a trend that continues throughout most of the year, promoting a vibrant atmosphere for both locals and tourists.

From March to September, the island experiences stable daylight hours of 12 hours, fostering an ideal environment for outdoor activities and cultural events. As the year progresses into the latter months, daylight duration dips back to 11 hours in October, November, and December. This gradual return to shorter days does not significantly impact the tropical lifestyle, as the consistent daylight provides ample opportunities for exploration and enjoyment of Penang's natural beauty.

Average Monthly Daylight Hours in Penang, Malaysia

This chart shows the total daylight hours Penang receives each month, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec709h715h724h733h740h744h742h736h727h718h711h707h
Data source: Penang daylight hours, calculated based on aggregated data for various regional locations, determined by the times between sunrise and sunset.

Climate Highlights of Penang's Popular Destinations

Batu Feringgi, Malaysia, experiences a tropical climate characterized by warm temperatures year-round. Monthly average temperatures range from 27°C (81°F) to 28°C (83°F), with highs reaching 33°C (91°F) in February. Rainfall peaks in November with 346 mm (13.6 in), while the driest month is February with 68 mm (2.7 in). Abundant sunshine is typical, especially in February and March, which see over 300 hours of sunlight. For more detailed information, visit Batu Feringgi climate.

George Town, Malaysia, experiences a tropical climate characterized by warm temperatures year-round. Monthly average temperatures hover around 28°C (82°F), with highs typically peaking at 33°C (91°F) in February and lows generally around 24°C (76°F) in January. Rainfall is significant, particularly from May to November, with November experiencing the highest precipitation at 346 mm (13.6 in). Sunshine is abundant, especially between February and March, achieving over 300 hours of sunshine per month. For more detailed information, visit George Town climate.

Kampung Batu Feringgi, Malaysia experiences a tropical climate characterized by consistently warm temperatures throughout the year, with averages around 28°C (82°F) and maximums reaching up to 33°C (91°F) in February. Rainfall varies significantly, peaking in November with 346 mm (13.6 in) and remaining relatively high from May to October. The area enjoys ample sunshine, particularly in February, which boasts 306 hours. This combination of warmth and rainfall supports lush landscapes, making it a vibrant destination. For more detailed information, visit the Kampung Batu Feringgi climate.

Conclusion

In conclusion, Penang, Malaysia, showcases a tropical climate characterized by warm temperatures, high levels of precipitation, and consistent daylight hours throughout the year. The region experiences extreme UV Index levels across all months, necessitating robust sun protection measures for both residents and visitors. With a steady pattern of approximately 12 hours of daylight dominating the majority of the year, along with fluctuating rainfall that supports a lush environment, Penang remains a vibrant destination. The interplay of these climatic factors not only enhances the island’s natural beauty but also influences its rich cultural tapestry, making it a unique locale for exploration and enjoyment year-round.

Discover the Climate of Penang's Places

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