Climate and monthly weather forecastBiñan, Philippines

The climate of Biñan

Located in the Philippines, Biñan falls under the Köppen climate classification of Am, indicating a tropical monsoon climate. Throughout the year, the general weather landscape is significantly warm and humid, irrespective of the month, primarily due to its geographical location near the equator.

Annual temperature fluctuations are relatively small, where residents experience temperatures from 22.4°C (72.3°F) to 32.6°C (90.7°F). The warmest months are typically from May to September, exhibiting maximum temperatures near 32.5°C (90.5°F). Humidity level sticks relatively high throughout the year, oscillating between 72 to 84%, with a minor decrease during the months of March and April.

Rainfall patterns in Biñan display considerable variations, with months from May to September witnessing an advanced level of precipitation, reaching its peak in July and August. These months record rainfall volumes measuring from 154mm (6.06") to 174mm (6.85"), pointing towards an abundance of monsoon rain showers. Conversely, the drier months, from January to April, record scanty rainfall from 8mm (0.31") to 19mm (0.75"). While rainfall is dispersed over about 26.3 days in July, only about 7.1 days report rainfall in February.

The best time to visit Biñan

The prime time to visit Biñan seems to be during the months of January to April. During these months, rainfall is minimal, with monthly averages ranging from 8mm (0.31") to 19mm (0.75"). With more sunshine hours of upto 11.2 both in March and April, one is sure to catch more sun than gray clouds. Humidity levels are also at the lower end of the yearly spectrum, between 72 to 76%, providing more comfort to the visitors.

The worst time to visit Biñan

From May to September, the weather conditions tend to get unwelcoming for visitors, mainly due to high rainfall volumes, varying from 79mm (3.11") to 174mm (6.85"). Humidity also tends to be at its peak during these months, escalating to a staggering 84%. There is less sunshine and more cloud cover, reducing the number of optimal days for outdoor activities. Consequently, this season is not considered favourable for tourism.

Spring weather in Biñan

The spring season in Biñan is characterized by gradually rising temperatures and diminishing rainfall. Warmer spring months from March to May notice temperatures soaring from 30.8°C (87.4°F) to 32.6°C (90.7°F) resulting in higher evaporation rates. While March receives light rainfall of 9mm (0.35"), May starts to feel the onset of the monsoon with rainfall increasing to 79mm (3.11").

Summer weather in Biñan

Summers in Biñan, extending from June to August, are tropical and wet. The temperatures typically vary around 30°C (86°F), while humidity levels rise to reach as high as 84%. This period also sees heavy rainfall, ranging from 154mm (6.06") to 174mm (6.85"), signaling the peak of the monsoon season. So, one can expect frequent rain showers during the summer in Biñan.

Autumn weather in Biñan

The autumn months carry the monsoon legacy from the summer. In September and October, the rain volume remains considerably high, recording 146mm (5.75") and 84mm (3.31") respectively. While the temperatures stay consistent, hovering around the 29°C (84.2°F) mark, humidity decreases slightly to roughly 84% from a higher summer value.

Winter weather in Biñan

The winter months of November through January in Biñan witness a significant decrease in rainfall, recording 30mm (1.18") and 17mm (0.67") respectively. The temperatures stay generally warm, fluctuating in the range of 23.8°C (74.8°F) to 29.3°C (84.7°F). Although relatively drier, the humidity remains high, indicating a consistent tropical climate. Despite being 'winter', the weather remains mild and pleasing in Biñan.

Weather in January

The year in Biñan, Philippines begins with January's relatively cooler temperatures. Compared to the next month, it invites a reduction in heat intensity and brings in rain spanning approximately 17mm (0.67") over 12.8 days. The ambiance is marked by a relatively high atmospheric pressure of 1012.7mb and is complemented by a moderate amount of sunshine spanning 5.5 hours a day. Weather in January »

Weather in February

Moving into February, Biñan experiences a mini dry spell with reduced rainfall down to 8mm (0.31") spread over 7.1 days. The humidity drops slightly from that of January, promoting clearer skies. An overall brighter ambience is created by a slightly longer period of daily sunshine, up to 7.5 hours, matched with better visibility. Weather in February »

Weather in March

In March, Biñan transitions into a mildly hot phase with its low temperatures slightly heading northwards from 22.4°C (72.3°F) up to 23.3°C (73.9°F). Summer progressively asserts its firm hold, marked by the lengthening daylight hours and a noticeable increase in sunshine period up to 9.4 hours a day. Weather in March »

Weather in April

April presents the zenith of heat intensity in Biñan with the high temperatures intensifying up to 32.6°C (90.7°F). The incoming oceanic breezes mellow down, facilitating further warmth build-up. Prolonged sunshine of 11.2 hours a day bathes the city, accentuating the vibrant summer bloom. Weather in April »

Weather in May

Surprisingly, despite May’s high temperatures barely budging from the April peak, the rainfall witnesses an enormous surge, hitting a high of 79mm (3.11") over 18 days. Coupled with a climb in relative humidity, Biñan encounters a wet yet warm setting. Weather in May »

Weather in June

Amidst June, Biñan is fully embraced by the monsoon with rainfall peaking to a staggering 154mm (6.06") over approximately 25.3 days. In line with the weather pattern transition, the clouds dominate the sky. The rushing winds begin to slow, bringing about an overall calm over the city. Weather in June »

Weather in July

In July, Biñan experiences the monsoon season’s climax with the month's rainfall amassing a high of 166mm (6.54") over 26.3 days. The city experiences a mild drop in temperatures, further enhancing the soothing comfort of the wet season. Weather in July »

Weather in August

During August, Biñan is still under the monsoon’s influence with a substantial 174mm (6.85") of rainfall spread over 25.4 days. However, a steep decline in the frequency of rain is witnessed from mid-August, hinting at the monsoon’s retreat. Weather in August »

Weather in September

September brings in relief with the receding monsoon symbolized by the dropping rainfall to 146mm (5.75") over 25.5 days. With the clouds beginning to disperse, Biñan starts experiencing an increase in the amount of daily sunshine. Weather in September »

Weather in October

As autumn sets in, October sees a plummet in the rainfall, dropping sharply to 84mm (3.31") across approximately 21.8 days. The receding clouds pave way for increased sunlight, amplifying its span. A mild increase in wind speed assists in ushering out residual clouds, leaving clearer skies. Weather in October »

Weather in November

In November, the weather in Biñan further dries with a marked decrease in rainfall to over 30mm (1.18") for around 12.8 days. Along with the retreat of the monsoon clouds, the city experiences noticeable uplifting of visibility. Weather in November »

Weather in December

In December, temperatures in Biñan moderate down to a more comfortable range. While the dry spell continues, sporadic bursts of slight rainfall of 58mm (2.28") across approximately 13.4 days, add a refreshing change. Unlike November, wind speed increases slightly, enhancing the time outdoors. Weather in December »