UTC Offset
UTC+08:00
Siasi, Philippines Snapshot 2026
Where is Siasi?
Siasi, Philippines
- Continent
- Asia
- Country
- Philippines
- City
- Siasi
- Population
- 12.6K
- Coordinates
- 5.55°, 120.81°
Siasi is a city in Philippines with a population of approximately 12.6K. Average temperatures range from 26°C (79°F) in February to 29°C (83°F) in May. The best time to visit is January, February.
Time in Siasi right now
Open full time & time zone page 23:12 12
Tuesday, June 30, 2026
IANA time zone
Asia/Manila
Daylight saving
No DST
Next DST change
—
Live weather in Siasi
Daylight in Siasi today
View full sunrise & sunset page Sunrise
Sunset
Day length
12h 26m
Climate normals for Siasi
Long-term monthly averages based on historical data.
January best
Fair 
February best
Fair March
Fair April
Poor May
Wet June
Wet July
Wet August
Wet September
Wet October
Wet November
Wet December
Wet | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January best | 28°C / 26°C | 33°C / 30°C | 17days (104 mm) Wet | 9.7h Good | 83% Humid | 7.8 Very High | Fair | View Details |
| February best | 27°C / 26°C | 33°C / 30°C | 13days (78 mm) Wet | 10.3h Excellent | 83% Humid | 8.3 Very High | Fair | View Details |
| March | 28°C / 26°C | 34°C / 31°C | 13days (81 mm) Wet | 10.6h Excellent | 83% Humid | 8.8 Very High | Fair | View Details |
| April | 28°C / 27°C | 35°C / 31°C | 13days (70 mm) Wet | 10.9h Excellent | 82% Humid | 8.7 Very High | Poor | View Details |
| May | 29°C / 27°C | 35°C / 32°C | 20days (124 mm) Wet | 10.7h Excellent | 82% Humid | 8.5 Very High | Wet | View Details |
| June | 28°C / 27°C | 34°C / 31°C | 22days (158 mm) Wet | 9.9h Good | 81% Humid | 7.6 Very High | Wet | View Details |
| July | 28°C / 27°C | 33°C / 31°C | 20days (153 mm) Wet | 10h Excellent | 82% Humid | 7.7 Very High | Wet | View Details |
| August | 28°C / 27°C | 33°C / 31°C | 22days (127 mm) Wet | 10.5h Excellent | 82% Humid | 8.2 Very High | Wet | View Details |
| September | 28°C / 27°C | 34°C / 31°C | 21days (133 mm) Wet | 10h Excellent | 81% Humid | 8.7 Very High | Wet | View Details |
| October | 28°C / 27°C | 34°C / 31°C | 22days (176 mm) Wet | 9.5h Good | 82% Humid | 8.2 Very High | Wet | View Details |
| November | 28°C / 27°C | 34°C / 31°C | 20days (126 mm) Wet | 10h Excellent | 82% Humid | 8.2 Very High | Wet | View Details |
| December | 28°C / 26°C | 33°C / 31°C | 23days (154 mm) Wet | 9.7h Good | 83% Humid | 7.4 Very High | Wet | View Details |
Monthly Temperatures
High Low
Line chart showing monthly temperatures. Jan: 28°C / 26°C . Feb: 27°C / 26°C . Mar: 28°C / 26°C . Apr: 28°C / 27°C . May: 29°C / 27°C . Jun: 28°C / 27°C . Jul: 28°C / 27°C . Aug: 28°C / 27°C . Sep: 28°C / 27°C . Oct: 28°C / 27°C . Nov: 28°C / 27°C . Dec: 28°C / 26°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 104 mm. Feb: 78 mm. Mar: 81 mm. Apr: 70 mm. May: 124 mm. Jun: 158 mm. Jul: 153 mm. Aug: 127 mm. Sep: 133 mm. Oct: 176 mm. Nov: 126 mm. Dec: 154 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 83%. Feb: 83%. Mar: 83%. Apr: 82%. May: 82%. Jun: 81%. Jul: 82%. Aug: 82%. Sep: 81%. Oct: 82%. Nov: 82%. Dec: 83%.
Monthly Wind Speed
Wind Speed Gusts
Bar chart showing monthly wind speed. Jan: 18 km/h . Feb: 19 km/h . Mar: 16 km/h . Apr: 14 km/h . May: 15 km/h . Jun: 16 km/h . Jul: 20 km/h . Aug: 19 km/h . Sep: 18 km/h . Oct: 17 km/h . Nov: 16 km/h . Dec: 18 km/h .
Sea Temperature
Sea Temperature
Line chart showing monthly sea temperature. Jan: 29°C . Feb: 29°C . Mar: 29°C . Apr: 30°C . May: 30°C . Jun: 30°C . Jul: 30°C . Aug: 30°C . Sep: 30°C . Oct: 30°C . Nov: 30°C . Dec: 29°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 8. Feb: UV 8. Mar: UV 9. Apr: UV 9. May: UV 9. Jun: UV 8. Jul: UV 8. Aug: UV 8. Sep: UV 9. Oct: UV 8. Nov: UV 8. Dec: UV 7.
Frequently Asked Questions
Siasi has a population of approximately 12.6K.
The best months to visit Siasi are January, February, when temperatures are pleasant and rainfall is lower.
Siasi receives approximately 1484mm of rainfall annually across 226 rainy days.
Siasi is located in Philippines, in the Asia region.