Last updated: August 27, 2025
January in Calamba, Philippines brings a warm tropical climate, with temperatures soaring to a maximum of 31°C (88°F) and an average of 25°C (78°F). Residents and visitors can expect balmy nights, as the temperature dips to a minimum of 21°C (71°F). However, this month also sees significant rainfall, with 184 mm (7.2 in) of precipitation spread over 20 days, resulting in heightened humidity levels around 85%. The combination of warmth and moisture creates a lush backdrop that characterizes this vibrant city during the start of the year.
In Calamba, Philippines, January welcomes a tropical climate with temperatures gently shifting from mild to warm. The month opens with a pleasant minimum of 21°C (71°F), rising to a comfortable average of 25°C (78°F), and peaking at a balmy 31°C (88°F). This pattern of warmth sets the stage for the upcoming months, as February maintains similar averages but inches slightly cooler at the minimum. Throughout winter, temperatures steadily climb, hinting at the region's transition into a hotter dry season by April, where maximums soar to 35°C (95°F). Despite the rise, January remains a delightful balance of warmth, making it an ideal time for visitors to embrace the sunny Filipino landscape.
In January, Calamba, Philippines experiences a significant amount of rainfall, with an average precipitation of 184 mm (7.2 in) over 20 days. This marks the beginning of the year with a wet season that gradually intensifies. As the months progress, February sees a drop in precipitation to 135 mm (5.3 in), indicating a brief respite before heavy rains return in May, where totals reach 180 mm (7.1 in). The real deluge occurs mid-year, particularly in July and September, with rainfall peaking at 297 mm (11.7 in) and 288 mm (11.3 in), respectively. Notably, the trend shows that January serves as a precursor to the more intense rainy season that follows, reflecting the Philippines’ tropical climate characterized by heavy rains and numerous wet days, especially in the latter months.
In January, Calamba, Philippines, experiences a high humidity level of 85%, setting the tone for a steamy start to the year. As the months progress, humidity gradually declines to 80% by February and reaches a low of 77% in March, providing a brief respite from the intense moisture. However, the trend quickly reverses, as April marks a return to higher levels at 78%, followed by a spike in May to 84%. The onset of the wet season brings even higher humidity, with values climbing to an impressive 91% by December. This gradual increase from 83% in the spring to the humid peak at year-end underscores the tropical climate's characteristic patterns, leaving residents and visitors to embrace the lush surroundings that this humidity fosters.
In January, Calamba, Philippines, experiences a UV Index of 13, categorized as extreme, indicating that even brief exposure can lead to skin damage in just 10 minutes. This intense UV radiation pattern marks the start of a trend that continues through the year, with indices peaking in April at 17 and sustaining high levels throughout the summer months. By the end of the year, the UV Index gradually declines, but remains notably high at 12 in November and 11 in December. Given this consistent high-level exposure, residents and visitors alike are advised to take protective measures. For detailed information on the UV Index and its implications, visit Calamba UV Index.
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January in Calamba, Philippines greets you with 229 hours of sunshine, setting the stage for a light-filled year ahead. As the months progress, the warmth increases, peaking in May with a glorious 319 hours of sunshine, making it the sunniest month. Following May, the sunshine remains abundant, with June and April not far behind, showcasing 310 and 287 hours, respectively. As the year rolls on, the sunshine retreats slightly but maintains a pleasant glow, with hours gradually tapering to 271 in November and 276 in December. This trend highlights Calamba's consistent appeal, with ample sunshine enriching the vibrant atmosphere throughout the year. Enjoy the perfect blend of sunny days as you savor the joys of each passing month.
In Calamba, Philippines, the likelihood of enjoying sunny weather in January stands at a modest 15%, making it one of the cooler months with limited sunshine. As the year progresses, February shows a slight increase to 20%, hinting at early signs of clearer skies. March welcomes a noticeable surge, reaching 34%, indicating that the transition into drier, sunnier days is underway. However, April and May present a dip, suggesting variability in sunny conditions with chances of 24% and 21%, respectively. The trend then continues downward as the rainy season approaches; by the time we reach June, the chance of sun decreases to 14%, tapering off as mid-year arrives. Notably, the subsequent months from July to September experience the lowest sun probabilities, hovering around the 10% mark, before slightly recovering by November and December. Thus, while January isn't the sunniest month, the gradual rise leading into March marks an optimistic shift toward brighter days.
In Calamba, Philippines, January ushers in 11 hours of daylight, setting a consistent tone that continues into February. As the months progress, there's a gradual shift in sunlight availability, with March marking the transition to 12 hours of daylight—an indication that spring is in the air. This trend of extended daylight continues throughout the following months, maintaining the 12-hour mark until September. As the year winds down, the daylight duration reverts to 11 hours in October, reflecting the annual return to shorter days that persists through November and December. This rhythmic pattern not only enhances the beauty of each season but also highlights the balance of light and dark in this vibrant region.
In Calamba, Philippines, January welcomes a gentle breeze, with an average wind speed of 2.9 m/s (7 mph), slightly higher than the following months. This invigorating wind energy seems to set a tranquil tone as the year begins, gradually tapering off to 2.7 m/s in February and hovering around 2.6-2.2 m/s until May. The summer months see fluctuations, but July brings a refreshing spike back to 3.0 m/s, making it one of the windiest times of the year. Interestingly, the transition into the tail end of the year shows the winds picking up again, culminating in December with a notable 3.4 m/s (8 mph). Overall, January's breezy demeanor hints at the dynamic wind patterns throughout the year, offering a delightful mix of calm and spirited winds.
Weather in Calamba varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Calamba, focusing on differences in temperature, rainfall, humidity, and UV levels.
January and February share similar temperature ranges, with January experiencing a minimum of 21°C (71°F) and an average of 25°C (78°F), while February sees slightly cooler temperatures with a minimum of 20°C (68°F). Both months peak at a maximum of 31°C (88°F). However, January is wetter, receiving 184 mm (7.2 in) of precipitation over 20 days, compared to February's 135 mm (5.3 in) across 17 days. Humidity levels also differ slightly, standing at 85% in January and decreasing to 80% in February. For more details about February weather, you can visit Calamba weather in February.
In January, the weather is characterized by relatively high humidity at 85%, with temperatures averaging around 25°C (78°F) and peaking at 31°C (88°F). This month experiences significant rainfall, totaling 184 mm (7.2 in) over 20 days, leading to a noticeable damp atmosphere. Conversely, March sees a slight increase in average temperature, reaching 26°C (79°F) with a maximum of 32°C (89°F), but humidity drops to 77%. The precipitation also decreases significantly in March, totaling 98 mm (3.8 in) over 15 days, resulting in a drier overall feel. For a detailed look at the weather conditions in March, you can check Calamba weather in March.
In January, the weather is generally warm with temperatures ranging from a minimum of 21°C (71°F) to a maximum of 31°C (88°F), accompanied by high humidity levels around 85%. However, it is a wet month, experiencing significant precipitation of 184 mm (7.2 in) over 20 days.
In contrast, April sees slightly warmer average temperatures, with lows of 21°C (70°F) and highs reaching up to 35°C (95°F), making it noticeably hotter overall. The humidity is lower at 78%, and there is significantly less rainfall at 71 mm (2.8 in) spread over 15 days. For more details, visit Calamba weather in April.
In January, the weather features a milder temperature range with a minimum of 21°C (71°F), an average of 25°C (78°F), and a maximum of 31°C (88°F). However, January is quite wet, with significant precipitation of 184 mm (7.2 in) spread over 20 days and high humidity at 85%.
Conversely, May experiences warmer temperatures, with a minimum of 24°C (75°F), an average of 28°C (82°F), and a maximum of 34°C (94°F). Although precipitation is slightly less at 180 mm (7.1 in), it occurs over more days, continuing for 28 days, while humidity remains similar at 84%. This leads to a slightly more humid feel in May. For more detailed insights, you can check Calamba weather in May.
In comparing January and June, we see a notable shift in temperatures and precipitation patterns. January experiences a minimum temperature of 21°C (71°F) and an average of 25°C (78°F), while June registers slightly warmer temperatures with a minimum of 23°C (74°F) and an average of 27°C (81°F). The maximum temperatures also climb higher in June, reaching up to 33°C (91°F) compared to January's maximum of 31°C (88°F). Additionally, June sees a higher precipitation level of 237 mm (9.3 in), falling over 27 days, whereas January receives 184 mm (7.2 in) of rain across 20 days. Humidity levels are quite similar, with January at 85% and June at 87%. For more detailed weather insights, you can check out Calamba weather in June.
In January, the weather features a mild average temperature of 25°C (78°F), with highs reaching 31°C (88°F) and lows at 21°C (71°F). The month also experiences considerable rainfall, totaling 184 mm (7.2 in) over 20 days, accompanied by high humidity levels at 85%. In contrast, July is slightly warmer, with an average temperature of 27°C (80°F) and maximum temperatures peaking at 33°C (91°F). However, it brings even heavier rainfall totaling 297 mm (11.7 in) over 29 days, and humidity rises to 88%. For more details on the weather patterns, you can check Calamba weather in July.
In January, the weather is characterized by warm temperatures, with a minimum of 21°C (71°F) and an average of 25°C (78°F), peaking at a maximum of 31°C (88°F). However, it also features considerable rainfall, accumulating 184 mm (7.2 in) over about 20 days, and high humidity levels at 85%. In contrast, August tends to be slightly warmer, with a minimum of 23°C (73°F), an average of 27°C (80°F), and a maximum of 32°C (90°F). This month also experiences higher precipitation, reaching 264 mm (10.4 in) over 28 days, accompanied by a slight increase in humidity at 89%. For a more detailed look at August weather patterns, check out Calamba weather in August.
January and September present distinct weather patterns, with both months showcasing warm temperatures. In January, the average temperature ranges from a minimum of 21°C (71°F) to a maximum of 31°C (88°F), complemented by substantial precipitation of 184 mm (7.2 in) over 20 days and humidity levels around 85%. In contrast, September boasts slightly warmer temperatures, with a minimum of 22°C (72°F) and a maximum of 32°C (90°F). However, it experiences even higher rainfall, totaling 288 mm (11.3 in) across 28 days, along with an increase in humidity to 90%. For a more detailed look at September's climate, check out Calamba weather in September.
January and October showcase only a slight variation in temperature, with January featuring a minimum of 21°C (71°F) and an average of 25°C (78°F), while October sees slightly warmer temperatures, with a minimum of 22°C (73°F) and an average of 26°C (80°F). However, October experiences significantly higher precipitation, totaling 271 mm (10.7 in) over 29 days compared to January's 184 mm (7.2 in) over 20 days, highlighting October as a wetter month. Humidity levels remain high in both months, with January at 85% and October at 87%, contributing to a muggy atmosphere. For more details on the weather patterns, you can check Calamba weather in October.
In January, the weather is characterized by a slightly lower average temperature, with a minimum of 21°C (71°F) and an average of 25°C (78°F), compared to November's minimum of 23°C (74°F) and average of 26°C (80°F). Both months experience high humidity, but January tends to be a little less humid at 85% compared to November's 90%. Precipitation levels are also notable, with January receiving about 184 mm (7.2 in) over 20 days, while November sees increased rainfall of 218 mm (8.6 in) over 27 days. For a more detailed look at weather trends, you can visit Calamba weather in November.
In January, the weather is slightly warmer with average temperatures ranging from a minimum of 21°C (71°F) to a maximum of 31°C (88°F), while December experiences a marginally higher average of 26°C (79°F). However, January sees less precipitation, totaling about 184 mm (7.2 in) over approximately 20 days, compared to December's heavier rainfall of 267 mm (10.5 in) for 25 days. Additionally, humidity levels in January are a bit lower at 85%, whereas December's humidity reaches 91%, contributing to a more tropical feel. For a more detailed look at December weather, visit Calamba weather in December.
January in Calamba is characterized by a mild yet humid atmosphere, setting it apart from the hotter months of the year. With average temperatures hovering around a comfy 25°C, this month offers a pleasant escape from the sweltering heat experienced later in the season. However, be prepared for frequent rain as January sees a significant amount of precipitation, contributing to a humidity level of about 85%. The combination of warm days and sporadic showers creates a unique climate that encourages outdoor activities while reminding visitors to carry an umbrella. For more detailed insights into the weather patterns throughout the year, explore Calamba Climate.