Last updated: August 27, 2025
January in La Union, Philippines showcases a warm tropical climate, with maximum temperatures reaching up to 30°C (87°F) and an average of 26°C (79°F). The month experiences high humidity levels of around 90%, contributing to a decidedly muggy atmosphere. However, this warmth comes hand in hand with significant rainfall, totaling 241 mm (9.5 in) over 23 days, making it one of the wetter months of the year. Travelers and locals alike should prepare for a mix of sunshine and frequent showers as they embrace the lush, vibrant landscape characteristic of this coastal paradise.
In January, La Union, Philippines enjoys a pleasant climate, with minimum temperatures hovering around 23°C (73°F) and averaging a comfortable 26°C (79°F). The temperature peaks at a balmy 30°C (87°F), creating the perfect backdrop for beach outings and outdoor adventures. As the month transitions into February, there is a slight dip in nighttime temperatures, but the overall weather remains consistently inviting, with averages and highs remaining steady. This pattern continues into March, showcasing minor fluctuations, where daytime highs inch up to 31°C (88°F), hinting at the approaching warmth of summer. With January’s moderate temperatures setting the tone, the region’s climate transitions smoothly into a warmer season, keeping both locals and visitors basking in the sun.
In January, La Union, Philippines experiences a significant average precipitation of 241 mm (9.5 in), marking it as one of the wetter months of the year. With rainfall occurring on 23 days, the start of the year often sets a soggy tone, indicating a consistent pattern of precipitation that contrasts with the drier months ahead. Following January, February sees a slight reduction in rainfall, dropping to 209 mm (8.2 in), but this trend of fluctuating but substantial precipitation continues throughout the early months of the year. Notably, December typically takes the lead with 264 mm (10.4 in), suggesting that January is part of a transitional phase as the region gradually moves into its drier season. Overall, January's weather reflects a significant start to the year for La Union, showcasing the region's lush landscape nurtured by its abundant rainfall.
In January, La Union, Philippines, experiences a high humidity level of 90%, marking the continuation of a consistently humid start to the year. This trend persists as February and March also record the same high humidity, creating a moist atmosphere that characterizes the region during early months. However, as April approaches, a slight decrease to 88% begins, indicating a gradual easing of moisture that continues into May with 83% humidity. The downward trend continues, with June and July seeing modest reductions to 81% and 80%, respectively. By the time August rolls around, humidity levels bounce back slightly to 81%, but overall, they tend to stabilize around the low 80s through to October. It is in the later months that humidity resurfaces, rising to 84% in November and climbing back to 88% in December, hinting at the region’s dynamic climate that transitions smoothly throughout the year.
In January, La Union, Philippines, experiences an impressive UV Index of 13, categorizing the exposure as extreme with a burn time of just 10 minutes. This trend of high UV levels continues into the following months, peaking at 16 in March and April before gradually declining. Despite this decrease, the UV Index remains notably high throughout the year, with February hovering at 14 and August reaching 15. With these extreme values consistently observed, it’s crucial for residents and visitors to stay vigilant about sun protection. For more detailed information on the UV Index trends throughout the year, visit La Union UV Index.
UV Risk Categories
January in La Union, Philippines, welcomes visitors with 223 hours of sunshine, gently hinting at the glorious weather that awaits in the following months. As the year unfolds, the days grow increasingly radiant, peaking with an impressive 318 hours in May. This upward trend reflects a tropical paradise where the sun shines most during the early summer, creating the perfect backdrop for beach escapades and outdoor adventures. Even as the year transitions into the rainy season, the sunshine remains abundant, with notable hours extending well into December. This consistency in sun-soaked days establishes La Union as an ideal getaway for sun seekers year-round, making each visit uniquely vibrant.
In La Union, Philippines, the likelihood of sunny weather in January starts the year on the lower side, with only an 11% chance of clear skies. This trend of limited sunshine continues into the following months, with February seeing a modest increase to 22%. As the dry season approaches, March and April offer the best chances for sunshine, peaking at 28% and 22% respectively. However, by May, the likelihood dips again to 17%, hinting at the onset of the wet season. The sun seems to play a shy role throughout the year, with other months like July and September dropping back to 14% and 11%. If you're dreaming of sun-soaked days, March is your best bet, while planning a visit in January may require some flexibility in your weather expectations.
In La Union, Philippines, January greets visitors with 11 hours of daylight, promising ample opportunity for exploration and relaxation. This duration remains consistent throughout February, creating a gentle transition into the spring months. As the region shifts into March, daylight increases to 12 hours, a trend that continues through the summer, highlighting the sun-drenched beauty of La Union from April to August. Even as the months progress, the daylight hours remain steady at 12 hours, perfect for surfers, beachgoers, and nature lovers alike. As the year winds down, daylight gradually tapers back to 11 hours in October, holding steady through December, marking a serene return to the restful qualities of the cooler months. This rhythmic pattern of daylight duration showcases La Union's inviting climate, making it an ideal destination year-round.
In January, La Union experiences a gentle breeze with an average wind speed of 1.5 m/s (3 mph), setting a tranquil tone for the month. As the seasonal winds pick up in February, speeds increase to 2.1 m/s (5 mph), hinting at the transition into a more breezy weather pattern. This mild fluctuation continues into the following months, with March slightly cooling to 1.6 m/s (3 mph) and reaching its peak later in the year in December, where winds enhance to 2.3 m/s (5 mph). Throughout the year, most months maintain a consistent wind speed around 1.7 m/s (4 mph), providing a steady backdrop for enjoying the stunning coastal vistas. The patterns suggest that while January starts off with calmness, the winds gradually build, paving the way for more invigorating experiences as the year unfolds.
Weather in La Union varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in La Union, focusing on differences in temperature, rainfall, humidity, and UV levels.
In January, temperatures range from a minimum of 23°C (73°F) to a maximum of 30°C (87°F), with an average of 26°C (79°F). The month is characterized by significant rainfall, accumulating 241 mm (9.5 in) over 23 days, maintaining a high humidity level of 90%. In contrast, February experiences slightly cooler temperatures, with a minimum of 21°C (71°F) and the same maximum and average as January. Precipitation decreases to 209 mm (8.2 in) over 20 days, while humidity remains consistent at 90%. Overall, both months exhibit warm weather, but February tends to be drier and slightly cooler. For more detailed insights, visit La Union weather in February.
In January, the weather features slightly warmer temperatures with a minimum of 23°C (73°F) and an average of 26°C (79°F), peaking at 30°C (87°F). However, it also experiences significantly higher precipitation, totaling 241 mm (9.5 in) over 23 days, maintaining a high humidity level of 90%. In contrast, March showcases similar overall temperatures, with a minimum of 22°C (72°F) and a maximum of 31°C (88°F), but benefits from much lower rainfall at 139 mm (5.5 in) over 19 days. Humidity levels remain constant at 90%, making both months feel quite humid. For more specific details about the weather in March, check out La Union weather in March.
In January, the weather is characterized by a minimum temperature of 23°C (73°F) and an average of 26°C (79°F), peaking at a maximum of 30°C (87°F). The month sees significant rainfall, totaling 241 mm (9.5 in) over 23 days, with high humidity levels around 90%. By April, the temperatures rise slightly, with a minimum of 23°C (73°F), an average of 27°C (81°F), and a maximum of 32°C (89°F). In contrast to January, April experiences less precipitation, with 148 mm (5.8 in) falling over just 17 days, and humidity decreases marginally to 88%. For more detailed information, check out La Union weather in April.
In January, the weather is characterized by slightly cooler temperatures, with daily averages around 26°C (79°F) and maximums reaching up to 30°C (87°F). This month is also significantly wetter, experiencing 241 mm (9.5 in) of rain over 23 days, combined with high humidity levels at 90%. In contrast, May sees a rise in temperatures, with an average of 28°C (82°F) and maximums peaking at 33°C (91°F). Although May is generally warmer, it has less rainfall, totaling 178 mm (7.0 in) over 27 days, and a decrease in humidity to 83%. For a more detailed comparison, check out La Union weather in May.
In January, the weather tends to be warmer, with temperatures ranging from a minimum of 23°C (73°F) to a maximum of 30°C (87°F), accompanied by high humidity levels of 90%. The month sees significant rainfall, totaling 241 mm (9.5 in) over 23 days. In contrast, June experiences slightly higher temperatures, with a minimum of 25°C (76°F) and a maximum of 32°C (89°F), but with lower humidity at 81%. Precipitation in June is marginally less, measuring 238 mm (9.4 in) across 26 days. For a more detailed look at June weather, you can check out La Union weather in June.
January and July both feature warm temperatures, but July sees a slight increase in the average temperature, with temperatures ranging from a minimum of 24°C (76°F) to a maximum of 32°C (90°F), compared to January's range of 23°C (73°F) to 30°C (87°F). However, January experiences higher precipitation at 241 mm (9.5 in) over 23 days, while July has a reduced precipitation of 212 mm (8.3 in) also spread across 23 days. Additionally, the humidity in January is notably higher at 90%, compared to July's 80%, making July feel somewhat less humid and sticky. For more detailed insights about the weather in July, visit La Union weather in July.
In January, the weather typically features a minimum temperature of 23°C (73°F) and an average of 26°C (79°F), with highs reaching 30°C (87°F). This month is marked by significant precipitation, averaging 241 mm (9.5 in) over 23 days, resulting in high humidity levels of around 90%. In contrast, August brings slightly warmer temperatures, with a minimum of 24°C (76°F), an average of 28°C (82°F), and maximums peaking at 32°C (90°F). Precipitation decreases to 152 mm (6.0 in) over 22 days, and humidity levels drop to 81%. For more details about August weather in La Union, visit La Union weather in August.
January and September in La Union exhibit distinct weather patterns. In January, temperatures range from a minimum of 23°C (73°F) to a maximum of 30°C (87°F), with an average temperature of 26°C (79°F). The month is characterized by high humidity at 90% and significant rainfall, totaling 241 mm (9.5 inches) over 23 days. In contrast, September offers slightly warmer temperatures, with a minimum of 24°C (75°F) and a maximum of 32°C (89°F), averaging 27°C (82°F). Precipitation decreases to 165 mm (6.5 inches) over 22 days, and humidity is lower at 84%. This comparison highlights a shift toward warmer and drier conditions as the year progresses. For more details, you can visit La Union weather in September.
In comparing the weather of January and October, January experiences slightly cooler temperatures with an average of 26°C (79°F), while October is a bit warmer, averaging 27°C (81°F). Notably, October boasts a higher maximum temperature of 32°C (89°F) compared to January's maximum of 30°C (87°F). Precipitation levels are also noteworthy, with January receiving 241 mm (9.5 in) over 23 days, while October has slightly less rain at 222 mm (8.7 in) across 27 days. Additionally, humidity in January is higher at 90%, compared to October’s 81%. For more details, visit La Union weather in October.
In January, the weather tends to be warm and humid, with average temperatures ranging from a minimum of 23°C (73°F) to a maximum of 30°C (87°F). This month experiences significant rainfall, accumulating 241 mm (9.5 in) over 23 days, and leads to a high humidity level of 90%. In contrast, November sees slightly lower temperatures, with averages between 21°C (71°F) and 31°C (88°F), and a reduced precipitation total of 189 mm (7.4 in) across 25 days. The humidity in November also decreases to 84%, making it somewhat more comfortable. For a detailed look at the weather specifics, you can check La Union weather in November.
In comparing the weather of January and December, both months exhibit warm temperatures with minimal variation. January typically sees temperatures ranging from a minimum of 23°C (73°F) to a maximum of 30°C (87°F), with an average of 26°C (79°F). In contrast, December is slightly warmer, with temperatures fluctuating between 23°C (74°F) and 31°C (88°F), and an average of 27°C (80°F). However, December experiences higher precipitation levels, accumulating 264 mm (10.4 in) over 28 rainy days compared to January's 241 mm (9.5 in) over 23 days. Additionally, January's humidity is slightly higher at 90% compared to December's 88%. For more specific details on December weather, you can visit La Union weather in December.
As January rolls into La Union, the weather showcases a unique blend of warmth and moisture that distinguishes it from other months. With an average temperature hovering around a comfortable 26°C, it’s a time when the high humidity levels of 90% lend a tropical feel, making the air rich and vibrant. However, this month is also characterized by frequent rainfall, with precipitation occurring on nearly every other day, contributing to a cumulative total of 241 mm. This blend of warmth and rain sets January apart, offering a unique experience for visitors and locals alike. For a deeper understanding of the climate variations throughout the year, check out La Union Climate.