The climate of Bukit Mertajam
Bukit Mertajam,
Malaysia, belongs to the Af - Tropical rainforest climate category under the Köppen climate classification. This implies a predominantly hot and humid climate throughout the year, characterized by consistent temperatures and abundant rainfall.
The annual temperature fluctuates slightly, ranging from a high of 32.7°C (90.9°F) in
February to a low of 30.6°C (87.1°F) in
December. Similarly, the night temperatures vary mildly over the year, with the highest being 24.8°C (76.6°F) from
April to
May and the lowest 22.9°C (73.2°F) recorded in
January. This small variation underscores the region's consistently warm tropical climate.
For humidity, Bukit Mertajam maintains high levels year-round indicative of a tropical rainforest, from a low of 77% to a high of 83%. This consistently high humidity creates a muggy and moist environment typical of such climates.
Rainfall is a prevalent part of Bukit Mertajam's weather with the wettest month being
November with 169mm (6.65") of rain, while the driest month sees 64mm (2.52") in February. The number of rainy days also varies from 18.2 days in February to 28.2 days in November.
Looking at sunlight hours, there is a minimal fluctuation from a maximum of 12.4 hours from May to
July, to a minimum of 11.8 hours in January and December. This consistently long duration of daylight envelopes Bukit Mertajam in bright sunlight for most of the day.
Observations reveal unique weather patterns, such as in cloud cover which heightens from 31% in February to 49% in November, creating an evolving visual spectacle in the sky.
The best time to visit Bukit Mertajam
To maximize outdoor activities,
February is the optimal month to visit
Bukit Mertajam. It's the driest month with just 64mm (2.52") of rain over 18.2 days, and also holds the highest average temperature of 32.7°C (90.9°F). Coupled with the lowest cloud cover at 31% and strong visibility of 9km (5.6mi), it facilitates clear sightseeing and exploration days.
The worst time to visit Bukit Mertajam
Avoid planning visits in
November, as it experiences the most rainfall of 169mm (6.65") over 28.2 days, making outdoor explorations challenging. It's also the month with the highest cloud cover at 49% and the highest humidity levels of 83%, leading to a cloudy, damp and humid environment.
Spring weather in Bukit Mertajam
Spring in
Bukit Mertajam from
March to
May exhibits consistent weather, with high temperatures ranging from 32.3°C (90.1°F) to 32.5°C (90.5°F) and nighttime lows oscillating from 23.8°C (74.8°F) to 24.8°C (76.6°F). Rainfall distribution during this period varies from 95mm (3.74") in March to 127mm (5") in May, with a gradual increase in rainy days.
Summer weather in Bukit Mertajam
Between
June and
August,
Bukit Mertajam experiences a relatively stable tropical weather where highs hover between 32.6°C (90.7°F) and 32.2°C (90°F). Rainfall averages are from 77mm (3.03") in June to 107mm (4.21") in August, while the number of rainy days peaks at 24.3 days in August.
Autumn weather in Bukit Mertajam
The autumn months of
September to
November witness a spike in rainfall with 105mm (4.13") in September, increasing progressively to reach a maximum of 169mm (6.65") in November. Temperatures remain reasonably constant, varying from a high of 31.5°C (88.7°F) in September and November, to a low of 23.5°C (74.3°F) to 23.6°C (74.5°F).
Winter weather in Bukit Mertajam
Winter in
Bukit Mertajam, taking place in
December, records the lowest average maximum temperature of the year at 30.6°C (87.1°F). Rainfall decreases slightly to a total of 122mm (4.8") and the number of rainy days falls slightly to 27.4 days in the month. The temperature dips slightly to 23.4°C (74.1°F) at night, implying warm yet comfortable nights.
Weather in January
Weather in February
Come
February, the
Bukit Mertajam weather takes a twist gear with dominant sunny days and a fall in humidity levels from 80% in
January to 77%. Sunlight hours increase by a small margin to 12 hours, signifying the onset of longer days.
Weather in February »Weather in March
As
March arrives, the amount of rainfall ramps up from
February's 64mm (2.52") to March's 95mm (3.74"). A time of change, the city of
Bukit Mertajam experiences longer daylight hours, offering residents more time to explore and enjoy the outdoors.
Weather in March »
Weather in April
The month of
April in
Bukit Mertajam is characterized by a significant increase in rainfall from 95mm (3.74") in
March to 139mm (5.47"). The amount of daylight received persists at 12.2 hours, similar to March. The weather is predominantly rainy, often dampening the surroundings.
Weather in April »Weather in May
May weather in
Bukit Mertajam,
Malaysia presents a lower rainfall quantity, dropping to 127mm (5") from
April's 139mm (5.47"). Meanwhile, the pattern of high temperatures continues unabated, lending the city its tropical vibe. The conclusion of the month sees an increase in daylight hours to 12.4 hours, offering ample opportunities for outdoor activities.
Weather in May » Weather in June
In
June,
Bukit Mertajam witnesses fewer rainfall days pitching down from 26.6 in
May to 20.6 in June. This reduction is a warm welcome for locals and tourists alike anticipating outdoor excursions. Despite this, the persistent high temperatures render the overall climate humid.
Weather in June »
Weather in July
The month of
July in
Bukit Mertajam stays consistent with
June in terms of high temperatures and relatively high rainfall. The quantity of rainfall, however, rises to 97mm (3.82"), signaling the commencement of the rainy season. As the month progresses, the showers interspersed with warm, sunny days maintain an overall pleasant weather.
Weather in July »Weather in August
August presents an increase in rainfall from 97mm (3.82") in
July to 107mm (4.21"), marking the peak of the wet season in
Bukit Mertajam. Despite this, the city carries a warm and humid atmosphere throughout the month. The sunlight hours exhibit a slight decrease from July, yet offering adequate time for outdoor activities.
Weather in August » Weather in September
As
September rolls in,
Bukit Mertajam perseveres under the high temperatures and continues to experience a shower-prone climate with rainfall registering 105mm (4.13"). The city spends most of its time under cloud cover, hinting towards the impending monsoon season.
Weather in September »
Weather in October
October in
Bukit Mertajam represents the brunt of the monsoon season with the rainfall lengthening from
September's 105mm (4.13") to October's 149mm (5.87"), marking the month with the maximum rainfall. The city gets drenched in frequent showers throughout the day.
Weather in October » Weather in November
The weather in
Bukit Mertajam in
November shows no sign of backing down with rain-filled days, yet the rainfall does drop from
October's 149mm (5.87") to November's 169mm (6.65"). The city continues to experience shorter daylight hours with a looming tendency towards cooler nights.
Weather in November »Weather in December
In
December,
Bukit Mertajam is characterized by a decrease in rainfall from
November's hefty 169mm (6.65") to December's 122mm (4.8"). The city commemorates the end of the monsoon season as rainfall decreases, paving the way for cheerier days.
Weather in December » [Resources]