Santander Weather in September
September in Santander sees daytime temperatures around 30°C (86°F) and lows of 25°C (77°F) at night. Being part of the rainy season, heavy rainfall is a regular part of the day, so pack accordingly.
Rainfall in Santander in September
As part of the rainy season, Santander sees around 16 days of rain in September, with an average of 196 mm (7.7 in). Rainfall this month is frequent and tends to be fairly heavy when it does fall. Packing waterproofs is a good idea.
Temperature in Santander in September
Expect highs of 30°C (86°F) in Santander in September, with nights dropping to around 25°C (77°F). It's usually most comfortable outside during the morning and later in the day. Nights are warm at 25°C (77°F). It's worth making sure your accommodation has decent ventilation or air conditioning.If you prefer dry days with pleasant temperatures, September may not be the ideal month to visit Santander. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Philippines, check out our Santander's climate page.
Santander Temperature in September
Min Temperature
25°C (77°F)
Max Temperature
30°C (86°F)
Chance of Rain
55%
Precipitation
196 mm (7.7 in)
Rainy days
16 days
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Santander typically stay consistent throughout September, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in September
Daily Historical Precipitation
49-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Santander in September
Browse day-by-day weather records for Santander spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Santander historical weather extremes in September
Based on weather observations in Santander between 1989 and 2025, these are the recorded extremes during September.
- The hottest September day on record in Santander reached 38°C (100°F) (September 12, 1996).
- On September 8, 2001, Santander saw its coldest September day with temperatures maxing out at 25°C (77°F).
- Nighttime temperatures dropped to 22°C (72°F) on September 8, 2019, marking the coldest September night on record.
Best Places in Philippines in September
Find out more about the weather in Philippines and which places have the best travel conditions in this month. See all of Philippines in September →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Santander in September
Warm weather calls for comfortable, breathable clothing in September. 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). Also bring a poncho, it will rain a lot! Waterproof everything you can.What To Do in Santander in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Philippines, check out our Santander's climate page.
See the full Santander climate overview or explore weather in Philippines.
