January Weather in General Santos, Philippines

Last updated: August 27, 2025

January in General Santos, Philippines, offers a tropical climate characterized by warm temperatures and significant rainfall. With a maximum temperature reaching 32°C (90°F) and an average of 26°C (78°F), the days are typically warm, cooling down to a minimum of 20°C (69°F) during the evenings. This month sees substantial precipitation, totaling 204 mm (8.0 in), spread across 19 rainy days. The high humidity, averaging 82%, adds to the sultry atmosphere, making it a true reflection of the region's vibrant weather patterns.

January Temperature in General Santos

In General Santos, Philippines, January marks the start of the year with pleasantly mild temperatures. The month experiences minimums around 20°C (69°F), gradually rising to an average of 26°C (78°F), and peaking at 32°C (90°F). This consistent warmth creates an inviting atmosphere that sets the stage for the coming months. As February approaches, temperatures slightly increase, with the maximum reaching 33°C (92°F), hinting at a trend of gradual warming. Throughout the early months, while minimum temperatures hover around the 20-22°C (68-71°F) range, the averages remain stable, showcasing a tropical climate that is both comfortable and humid. By April and May, the warmth intensifies, particularly in April when maximums can touch 34°C (93°F), but the evenings still provide a refreshing cool down. Overall, January serves as a charming precursor to the hotter months, offering a perfect blend of mild days and balmy nights.

January Weather in General Santos: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in General Santos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In General Santos, January typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec787979808079787878797979
Data source: Temperature data for General Santos generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in General Santos

In January, General Santos experiences a notable 204 mm (8.0 in) of precipitation, marking the start of a wet season that is characterized by frequent showers across the month, with rain recorded on 19 days. This trend sets the stage for the following months, as precipitation steadily increases, peaking in May at a substantial 390 mm (15.3 in), accompanied by the highest number of rainy days. As the year progresses, rainfall remains significant, particularly during the mid-year months of June and July, where rainfall averages maintain over 300 mm. Overall, January's substantial yet manageable rainfall signals the onset of a lush, vibrant season, with a gradual build-up leading to the most intense precipitation in the months that follow.

January Precipitation Trends in General Santos

The chart displays monthly precipitation patterns in General Santos, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In General Santos, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec204131201228390345277257232306240227
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in General Santos

In January, General Santos, Philippines experiences a high humidity level of 82%, marking the start of the year with a tropical embrace. As the months progress into February and March, humidity rises to 87%, suggesting a trend of increasing moisture in the air, characteristic of the transition into the warmer season. However, by April, humidity takes a slight dip to 83%, before settling around 77% from May through July. This period of lower humidity offers a brief respite before a gradual return to higher levels in August and September, peaking at 80% and culminating in December with a slight increase to 78%. Despite fluctuations throughout the year, the humidity in General Santos generally remains high, creating a consistently humid tropical climate that defines the region.

January Average Humidity in General Santos

This chart illustrates the average monthly humidity levels in General Santos, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in General Santos is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%87%87%83%77%77%77%78%80%77%76%78%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in General Santos

In January, General Santos experiences a remarkably high UV Index of 14, categorizing it as extreme and indicating a burn time of just 10 minutes. This trend of intense UV radiation continues into February with an even higher index of 15, followed by peaks in March at 17 and April at 16. As the months progress, the UV Index gradually fluctuates, remaining at extreme levels throughout most of the year, with values ranging from 12 to 17. Notably, UV exposure in General Santos is consistently intense, making it crucial for residents and visitors to take protective measures. To learn more about UV levels in the area throughout the year, check out General Santos UV Index.

Maximum UV Index Levels in General Santos for January

The chart shows the monthly maximum UV Index (UVI) for General Santos in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in General Santos typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141517161413141415141312
Data source: General Santos January UVI data generated using information from the Copernicus Climate Change Service.

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.

January Sunshine in General Santos

In January, General Santos, Philippines, welcomes the year with a respectable 220 hours of sunshine, setting a bright tone for the months to follow. As the days lengthen into February, sunshine surges to 274 hours, paving the way for an increasingly sunny season. March shines the brightest, boasting 299 hours of golden rays, while April and May maintain a close pace with 297 hours and 287 hours respectively. Interestingly, the sunshine starts to taper slightly in the summer months, with June and July recording 277 and 279 hours. As the year progresses into late summer and fall, hours of sunshine remain fairly consistent, showcasing a delightful mix of light and warmth, with August peaking again at 292 hours before edging down to 271 hours in November. As December rolls in, sunshine returns to 279 hours, leaving General Santos basking in a gentle, comforting glow throughout the year. This trend not only highlights the region’s tropical climate but also its welcoming atmosphere, perfect for sun-seekers and outdoor enthusiasts alike.

Monthly Sunshine Duration in General Santos: January Highlighted

The January sunshine duration represents the total number of hours General Santos experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec220h274h299h297h287h277h279h292h272h277h271h279h
Data source: General Santos January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in General Santos During January

In General Santos, Philippines, January brings a modest 12% chance of sunny weather, making it one of the less bright months of the year. The region typically experiences increased sun exposure in the following weeks of February and March, where the likelihood of sunshine rises to 23% and 24%, respectively. As spring approaches, the chances of sunshine maintain a steady trend, fluctuating between 21% and 24% from April to July. Interestingly, the sunny days decline again notably in May and revert to around 13% by June, indicating a transition to a cloudier period. Throughout the rest of the year, sunny weather remains relatively scarce, hovering between 12% and 15%, highlighting the distinct variation in General Santos' climate across the months.

Percentage of Sunny Days in January in General Santos

The chart illustrates the percentage of sunny days in General Santos throughout the year, with January highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often General Santos experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec12%23%24%22%13%22%21%22%12%14%15%15%
Data source: General Santos January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in General Santos in January

In General Santos, Philippines, January kicks off the year with 11 hours of daylight, a duration echoed in February, making for a consistent start. As spring approaches in March, the days begin to lengthen, gradually extending to 12 hours through April, May, and into August, creating a delightful stretch of sunlight perfect for outdoor activities. Interestingly, by September, daylight remains constant at 12 hours, solidifying this trend before the days shorten again. As the year winds down, October through December see a return to 11 hours of daylight, bringing the cycle back to its earlier rhythm. This consistent flux highlights a balance of light that nourishes both nature and community life throughout the year.

Average Daylight Hours in General Santos for January

The chart illustrates the variation in daylight duration in General Santos throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 48m11h 55m12h 4m12h 14m12h 22m12h 26m12h 24m12h 17m12h 7m11h 58m11h 50m11h 46m
Data source: General Santos daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in General Santos

January in General Santos, Philippines, offers a gentle breeze with an average wind speed of 1.5 m/s (3 mph), setting a tranquil tone as the New Year unfolds. This month typically mirrors the conditions of the preceding and following months, as February follows closely with a slightly lower average wind speed of 1.4 m/s (3 mph). As the dry season progresses into March and April, the winds slightly pick up to 1.6 m/s (4 mph), hinting at a subtle shift as the year begins to heat up. Overall, January marks the beginning of what seems to be a moderate wind pattern, with speeds fluctuating gently throughout the early months, ensuring a comfortable climate for both locals and visitors alike.

Average January Wind Speed in General Santos

The chart displays monthly wind speed patterns in General Santos, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.5 m/s1.41.61.61.51.31.71.31.41.51.31.4
Data source: General Santos January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in General Santos Compares to Other Months

Weather in General Santos varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in General Santos, focusing on differences in temperature, rainfall, humidity, and UV levels.

In January, the weather typically features a minimum temperature of 20°C (69°F) and averages around 26°C (78°F), with a maximum reaching 32°C (90°F). This month experiences significantly higher precipitation, totaling 204 mm (8.0 in) over 19 days, and boasts an average humidity level of 82%. In contrast, February maintains a similar minimum temperature of 20°C (69°F) and an average temperature of 26°C (79°F), but it sees a slight increase in the maximum temperature to 33°C (92°F). Precipitation in February decreases to 131 mm (5.2 in) across 16 days, with humidity rising to 87%. For more detailed insights, visit General Santos weather in February.

In comparing the weather between January and March, both months exhibit a warm tropical climate with similar average temperatures; January records a minimum of 20°C (69°F) and an average of 26°C (78°F), while March also starts at 20°C (68°F) but has a higher maximum temperature of 34°C (94°F). Precipitation levels are quite close, with January experiencing 204 mm (8.0 in) over 19 days compared to March's 201 mm (7.9 in) over 20 days, although March shows slightly higher humidity at 87% compared to January's 82%. For more detailed information on March weather patterns, you can visit General Santos weather in March.

In January, temperatures in General Santos typically range from a minimum of 20°C (69°F) to a maximum of 32°C (90°F), with an average of 26°C (78°F). The month sees considerable rainfall, accumulating to 204 mm (8.0 in) over 19 days, and the humidity hovers around 82%. In contrast, April experiences slightly warmer temperatures, with a minimum of 21°C (70°F) and a peak of 34°C (93°F) on average at 27°C (80°F). Rainfall increases to 228 mm (9.0 in) across 21 days, and humidity rises slightly to 83%. For more details on April weather patterns, you can visit General Santos weather in April.

In January, the weather features a warm climate with temperatures ranging from a minimum of 20°C (69°F) to a maximum of 32°C (90°F), averaging around 26°C (78°F). This month experiences considerable rainfall, with 204 mm (8.0 in) of precipitation over 19 days and an average humidity of 82%.

In contrast, May sees slightly elevated temperatures with a minimum of 22°C (71°F) and a maximum of 33°C (93°F), averaging 27°C (80°F). However, it also brings significantly more rain, with 390 mm (15.3 in) of precipitation over 29 days, alongside a somewhat lower humidity level of 77%. For more details about the weather conditions in May, you can check this link: General Santos weather in May.

In January, the weather features a minimum temperature of 20°C (69°F) and an average of 26°C (78°F), reaching a maximum of 32°C (90°F). This month sees considerable rainfall, with 204 mm (8.0 in) of precipitation across 19 days and an average humidity of 82%. In contrast, June experiences a slightly warmer minimum temperature of 22°C (71°F), while maintaining an average of 26°C (79°F) and the same maximum of 32°C (90°F). However, June is notably wetter, receiving 345 mm (13.6 in) of rain spread over 29 days, accompanied by a decrease in humidity to 77%. For more detailed weather insights, you can visit General Santos weather in June.

In January, the weather typically features a warm temperature range with a minimum of 20°C (69°F), averaging around 26°C (78°F), and peaking at a maximum of 32°C (90°F). This month experiences significant rainfall, with 204 mm (8.0 in) spread over 19 days and a high humidity level of 82%. Conversely, July sees a slight increase in minimum temperature, starting at 22°C (71°F), while maintaining the same average and maximum temperatures of 26°C (78°F) and 32°C (89°F), respectively. However, July is notably wetter, recording 277 mm (10.9 in) of precipitation over 26 days, accompanied by a somewhat lower humidity of 77%. For more details on July's weather patterns, you can check out this link: General Santos weather in July.

January and August share similarities in temperature, with both months averaging around 26°C (78°F) and peaking at 32°C (90°F). However, January experiences slightly cooler minimum temperatures, averaging 20°C (69°F) compared to August's 21°C (70°F). In terms of rainfall, August sees a notable increase in precipitation, with 257 mm (10.1 in) over 27 days, while January has 204 mm (8.0 in) spread across 19 days. Additionally, January is characterized by higher humidity levels at 82%, whereas August has a more moderate humidity of 78%. To explore more about the weather specifics in August, you can check the details here: General Santos weather in August.

In January, the weather features a minimum temperature of 20°C (69°F) and an average of 26°C (78°F), with maximum highs reaching 32°C (90°F). This month typically experiences 204 mm (8.0 in) of precipitation over 19 days, along with a humidity level of 82%. In contrast, September sees a slight increase in minimum temperature to 21°C (71°F) while maintaining the same average and maximum temperatures. However, precipitation rises to 232 mm (9.1 in) across 25 days, resulting in slightly lower humidity at 80%. The increased rainfall in September can be further explored in detail at General Santos weather in September.

In comparing the weather between January and October, both months feature similar average temperatures, with January recording a minimum of 20°C (69°F) and October slightly warmer with a minimum of 21°C (71°F). The maximum temperatures remain consistent between the two months, peaking at 32°C (90°F in January and 91°F in October). However, October experiences significantly more rainfall, with 306 mm (12.0 in) over 28 days compared to January's 204 mm (8.0 in) across 19 days. Additionally, October exhibits lower humidity levels at 77%, while January maintains a higher humidity of 82%. For more detailed information on weather patterns in October, you can refer to General Santos weather in October.

In comparing January and November weather, both months showcase warm temperatures, with January's average at 26°C (78°F) slightly matching November's average of 26°C (79°F). However, January features a minimum temperature of 20°C (69°F), while November starts a bit warmer at 21°C (71°F). The maximum temperatures in both months are quite similar, with January peaking at 32°C (90°F) and November reaching 33°C (91°F). Precipitation is more pronounced in November, totaling 240 mm (9.5 in) over 25 days, compared to January's 204 mm (8.0 in) over 19 days. Additionally, humidity in November is lower at 76% compared to January’s higher 82%. For more details, visit General Santos weather in November.

In January, the weather features a minimum temperature of 20°C (69°F) and an average of 26°C (78°F), similar to December's consistent averages. However, January experiences slightly less precipitation, with 204 mm (8.0 in) over 19 days, compared to December’s higher total of 227 mm (8.9 in) across 25 days. Humidity levels in January are a bit higher at 82%, while December holds at a more comfortable 78%. To learn more about the weather specifics for December, you can visit General Santos weather in December.

Compare General Santos's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in General Santos

In January, General Santos experiences a delightful blend of warmth and moisture, making it stand out from the drier months. With temperatures averaging around 26°C and a notable increase in humidity at 82%, the city welcomes the new year with a refreshing vibrancy. Rainfall is more frequent, with about 19 days seeing precipitation, contributing to the overall lushness of the landscape. This contrasts sharply with the drier and hotter months that typically follow, giving visitors a unique glimpse of the region's tropical beauty. To explore more on what climate to expect throughout the year, visit General Santos Climate.