The climate of Bintulu
Bintulu, situated in
Malaysia, falls under the Af classification of the Köppen climate zone. This distinct classification indicates a tropical rainforest climate, predominantly marked by high temperature and heavy rain throughout the year. Upon analysis, the data reveals a notably uniform temperature range from 24.1°C (75.4°F) to 31.2°C (88.2°F) and relative humidity fluctuating only between 78% to 86%.
On a monthly basis, the average rainfall varies from 130mm (5.12") to 275mm (10.83"), showcasing the heavy precipitation characteristic of a rainforest climate. Additionally, a distinct lack of seasonal temperature variation, is emphasized by the slight shift between a high of 31.2°C (88.2°F) to a low of 24.1°C (75.4°F) annually. A constant annual sea temperature from 27.4°C (81.3°F) to 30.3°C (86.5°F) supports this consistency.
Interestingly, wind speed remains steady throughout the year, ranging between 6.3km/h (3.9mph) to 8.6km/h (5.3mph), further enforcing the relative climatic stability of Bintulu. It's worth noting that the atmospheric pressure too, stays within a narrow band from 1008.9mb to 1010.1mb over the year.
The best time to visit Bintulu
Proceeding from the climatic parameters, the optimal time to visit
Bintulu would be the span from
July to
September. Although the temperature remains high year-round, during these three months, rainfall mildly reduces to below 150mm (5.91") per month; and daily sunshine extends to over 8.4 hours. Sea temperature holds steady around 30.3°C (86.5°F), an appealing condition for aquatic activities.
The worst time to visit Bintulu
Visitors should think twice before planning a trip from
November to
February. Annual climatic patterns portray this period as experiencing the highest rainfall, with November and
December receiving more than 230mm (9.06") rainfall each. Additionally, the relative humidity hits a maximum of 84%, contributing to a conspicuous discomfort.
Spring weather in Bintulu
No conventional spring season exists due to the tropical rainforest climate.
March to
May, however, sees slight changes. Average daily high temperature marginally rises from 29.2°C (84.6°F) to 31.2°C (88.2°F). Rainfall increases from 150mm (5.91") in March to 182mm (7.17") in May, and days with rainfall peak to 27 in May, emphasizing the high precipitation of this period.
Summer weather in Bintulu
June through
August, which could be typically considered 'summer' months, experience relatively less rainfall with it dipping below 156mm (6.14") from June to August. Daily hours of sunshine increase to above 8.1 during these months. Despite that, the high temperature holds steady around a high of 30.9°C (87.6°F) to 31.2°C (88.2°F), reinforcing the continued hot conditions.
Autumn weather in Bintulu
In absence of an Autumn per se,
September to
November does witness some changes. September brings a slight dip in rainfall to 130mm (5.12"), the lowest annual average, but it sharply increases to as high as 236mm (9.29") by November.
Winter weather in Bintulu
A conventional cold winter season is essentially nonexistent.
December, while being one of the coolest months, still witnesses a significant high temperature of 29.5°C (85.1°F). It's also the month with the highest average rainfall, marking it as a period of pronounced wet conditions. The average daylight decreases to the annual minimum of 11.9 hours.
Weather in January
January in
Bintulu,
Malaysia, generally introduces the year with relatively high humidity and consistent temperatures, paired with a significant amount of rainfall. Moving from
December to January, Bintulu's weather carries over substantial rain, creating an atmosphere steeped in moisture while temperatures maintain a balance.
Weather in January » Weather in February
February in
Bintulu witnesses a slight break in rainfall as compared to the record set by the previous month. Its weather characteristics still cling to early year patterns with high humidity and consistent temperatures. Sea temperatures, however, record a minimal dip from 28°C (82.4°F) in
January to 27.4°C (81.3°F) in February.
Weather in February » Weather in March
Weather in
Bintulu,
Malaysia, for
March sees a gradual transition with the temperature scale nudging upwards and rainfall seeing a decrease. This shift follows the pattern observed in the concluding days of
February. Sea temperature bounces back to 28°C (82.4°F), which is seen as a reflection of the increasing ambient temperature.
Weather in March »
Weather in April
In
April,
Bintulu,
Malaysia, experiences a marked rise in temperature, reinforcing the transition from the preceding months. Rainfall stays on par with
March without significant alterations, while the relative humidity experiences a subtle decrease.
Weather in April »Weather in May
May, in
Bintulu,
Malaysia, presents a further escalation in temperature, reaching an average high of 31.2°C (88.2°F). This month holds the distinction of being one of the warmest periods of the year. Despite the mercury soar, the rainfall remains consistent with the preceding month, contributing to an average humidity of 80%.
Weather in May » Weather in June
June ushers in a marginally cooler period for
Bintulu,
Malaysia, with temperatures witnessing a subtle dip from the highs of
May. Interestingly, June carries a significant weather shift with a lessened cloud cover due to reduced rainfall.
Weather in June »
Weather in July
July extends the trend from
June, with reduced rainfall and high temperatures being the prominent characters of
Bintulu's weather. With an average of 23.6 rainy days, this Malaysian city experiences a climate that is transitional between the earlier wet months and the drier months ahead.
Weather in July » Weather in August
Weather in
Bintulu,
Malaysia, in
August demonstrates characteristically high temperatures, but the average dips slightly from that of
July, settling down to a warm 31.2°C (88.2°F). As the climate progresses through the year, the pattern of reduced rainfall continues, with August recording an average of 144mm (5.67") of rainfall.
Weather in August »Weather in September
Bintulu’s weather in
September signifies a definitive ushering in of the drier spell with an average rainfall of 130mm (5.12"). This lowering rainfall from the
August showers correlates with a slight decrease in humidity levels in the city.
Weather in September »
Weather in October
In
October,
Bintulu sees a notable return to heavier rainfall patterns, evidenced by a sizable increase in rainfall, suggesting a drift back towards the longstanding climatic consistency. Accompanying the upsurge in rainfall, the city's average humidity climbs marginally.
Weather in October »Weather in November
November reaffirms
Bintulu's weather narrative by carrying forth the increasing trend of downpours with an average rainfall of 236mm (9.29"). This is the second-highest monthly rainfall, indicating a notable shift from the drier spell of the preceding months.
Weather in November » Weather in December
Rounding out the year,
December in
Bintulu,
Malaysia, signifies the height of the rainy season, with an escalated average rainfall of 275mm (10.83"), the year's highest. The city’s weather reaches a soggy climax while temperature and sea temperatures align accurately with the trend of the preceding months.
Weather in December » [Resources]