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San Fernando, La Union Weather in January
During January, San Fernando, La Union experiences high daytime temperatures of 29°C (84°F) and cooler nights around 26°C (79°F). Expect quite a bit of rainfall. Around 64 mm (2.5 in) is typical.
Rainfall in San Fernando, La Union in January
Past climate data indicates that roughly 2 days will see rain, totalling around 64 mm (2.5 in) for the month. Rainfall tends to arrive in short, intense showers this month. Rain days are few, but the showers can be surprisingly heavy.
Temperature in San Fernando, La Union in January
San Fernando, La Union in January is worth a visit. The temperature is excellent, with 29°C (84°F) during the day and 26°C (79°F) at night. This kind of day-to-night contrast is typical for this time of year. Nights are warm at 26°C (79°F). It's worth making sure your accommodation has decent ventilation or air conditioning.If you're a fan of comfortable temperatures and drier conditions, January is a great time to visit.
San Fernando, La Union Temperature in January
Min Temperature
26°C (79°F)
Max Temperature
29°C (84°F)
Chance of Rain
7%
Precipitation
64 mm (2.5 in)
Rainy days
2 days
San Fernando, La Union Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in San Fernando, La Union - and find the best time to visit.
Historical weather records for San Fernando, La Union in January
Browse day-by-day weather records for San Fernando, La Union spanning 21 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
San Fernando, La Union historical weather extremes in January
Based on 19 years of weather observations in San Fernando, La Union between 2006 and 2025, these are the recorded extremes.
- The warmest day in January was on January 10, 2024, with a maximum of 30°C (86°F).
- San Fernando, La Union experienced its chilliest January day on January 21, 2014, reaching only 26°C (79°F).
- The lowest overnight temperature recorded in January was 23°C (73°F) (January 25, 2014).
Best Places in Philippines in January
Find out more about the weather in Philippines and which places have the best travel conditions in this month. See all of Philippines in January →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in San Fernando, La Union in January
Warm weather calls for comfortable, breathable clothing in January. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Rain is likely on several days, so bring a good rain jacket.
What To Do in San Fernando, La Union in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling8/10 -
Walking8/10 -
Camping7/10 -
Outdoor sports8/10
San Fernando, La Union 3-Day Forecast
More climate data for San Fernando, La Union
See the full San Fernando, La Union climate overview or explore weather in Philippines.
Popular in January
Where to go in January - average daytime high across popular destinations.
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