Siargao weather in December

In December, Siargao sees average daytime highs of 27°C and overnight lows near 26°C, with 321 mm of rain across 27.7 wet days and about 11.4 hours of daylight. It is the 9th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 14% of the time in December, and the air most often feels miserable.

Daylight stretches from about 11 h 30 min at the start of December to 11 h 24 min by month's end. Set against the rest of the year, December is Siargao's 7th-clearest and 3rd-windiest month. For the whole year in context, see Siargao's year-round climate.

Daytime high
27°
9th warmest
Overnight low
26°
4th coldest
Rainfall
321 mm
27.7 wet days
Daylight
11 h 24 min
5:49 AM – 5:15 PM
Cloud cover
75%
7th clearest
Wind
19 km/h
3rd windiest
Solar energy
4.11 kWh/m²
Travel score
3.8
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical December day in Siargao reaches about 27°C in the afternoon and slips back to 26°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 28°C. Set against its neighbours, December runs on par with November and on par with January.

24°26°28°30°32°151015202531
Avg high (°C)Avg low (°C)
12826
22826
32826
42826
52826
62826
72826
82826
92826
102826
112726
122726
132726
142726
152726
162726
172726
182726
192726
202726
212726
222726
232726
242726
252726
262726
272726
282726
292726
302726
312726

How December really feels in Siargao

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Siargao weather by month

How December compares with the rest of the year at a glance. December is the 9th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 26°38827.311.53.9
Feb27° / 25°2802311.74.2
Mar27° / 26°20523.311.94.5
Apr28° / 26°12420.112.24.9
May28° / 27°9918.112.44.7
Jun29° / 27°13520.312.64.1
Jul29° / 27°1261912.54.2
Aug29° / 27°941512.34.6
Sep29° / 27°1121712.14.4
Oct28° / 27°16722.111.84.1
Nov28° / 26°26425.311.54.0
Dec27° / 26°32127.711.43.8

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 14% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 15% of December, with mostly cloudy or overcast conditions the remaining 71%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13367
23367
33268
43268
53268
63268
73268
83169
93070
103070
113070
122971
132971
142971
152971
162971
172773
182773
192773
202773
212674
222674
232773
242773
252773
262773
272773
282773
292773
302872
312872

Chance of precipitation in December

Any precipitation

Siargao gets around 321 mm of rain over 27.7 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 89% and peaks near 91% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
185
286
386
486
587
687
788
888
989
1089
1190
1290
1390
1490
1591
1691
1791
1891
1991
2091
2191
2290
2390
2490
2590
2691
2791
2891
2991
3091
3191

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

Most of December feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, December lands in the miserable band about 58% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
113366
213366
313366
413366
513465
613465
713465
813465
913465
1003466
1103565
1203565
1303664
1403763
1503763
1603862
1713960
1814059
1914158
2014257
2124256
2224454
2324553
2424652
2524751
2624949
2735047
2835245
2935443
3035542
3135740

Wind in December

Winds average 19 km/h in December.

Across December, daily wind ranges from about 17 km/h on the calmest days to 21 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
718light breeze
818light breeze
918light breeze
1018light breeze
1118light breeze
1218light breeze
1318light breeze
1418light breeze
1519light breeze
1619light breeze
1719light breeze
1819light breeze
1919light breeze
2020light breeze
2120light breeze
2220light breeze
2320breezy
2420breezy
2520breezy
2621breezy
2721breezy
2821breezy
2921breezy
3021breezy
3121breezy

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 30 min at the start of December to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 5:42 AM to 5:56 AM, and sunset from 5:09 PM to 5:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.55:425:09
211.55:425:10
311.55:435:10
411.55:435:10
511.55:445:11
611.45:445:11
711.45:455:11
811.45:455:12
911.45:465:12
1011.45:465:12
1111.45:475:13
1211.45:475:13
1311.45:485:14
1411.45:485:14
1511.45:495:14
1611.45:495:15
1711.45:505:15
1811.45:505:16
1911.45:515:16
2011.45:515:17
2111.45:525:17
2211.45:525:17
2311.45:535:18
2411.45:535:18
2511.45:535:19
2611.45:545:19
2711.45:545:20
2811.45:555:20
2911.45:555:21
3011.45:565:21
3111.45:565:22

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.11 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.11 kWh/m² to a high of 6.11 kWh/m² in April across the year — December's 4.11 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.3Bright
44.3Bright
54.3Bright
64.2Bright
74.2Bright
84.2Bright
94.2Bright
104.2Bright
114.2Bright
124.1Bright
134.1Bright
144.1Bright
154.1Bright
164.1Bright
174.1Bright
184.1Bright
194.1Bright
204.1Bright
214.1Bright
224.1Bright
234.1Bright
244.1Bright
254.1Bright
264.1Bright
274.1Bright
284.1Bright
294.1Bright
304.1Bright
314.1Bright
Planning a trip in December

Hazard calendar for Siargao

In seasonPeak

In December, Siargao sits inside its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.

Siargao sits in the Pacific typhoon belt; the season peaks July–October.

Siargao's rainy season runs November–March, when most of the year's rain falls.

Pacific typhoon
Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Siargao?

Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.8
Sightseeing
12th-best month of the year
4.0
Beach & pool
12th-best month of the year

December is a weaker month for outdoor sightseeing in Siargao.

What to pack for Siargao in December

From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In December, Siargao sees daytime highs around 27°C and nights near 26°C. Pack light clothes and rain gear. About 28 days see rain.

light clothesrain gear

Sea temperature near Siargao in December

The nearest coast averages about 28°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in June at about 30°C and coldest in February near 28°C.

The water stays above 20°C all year — warm enough for a swim any month.

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Warm
Feb28Warm
Mar28Warm
Apr29Tropical
May29Tropical
Jun30Tropical
Jul30Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Tropical

UV index in Siargao in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Siargao peaks around April 10 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 10 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highApr 10UV 14Dec 16UV 10
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar14Extreme
Apr14Extreme
May13Extreme
Jun12Extreme
Jul13Extreme
Aug14Extreme
Sep13Extreme
Oct12Extreme
Nov11Extreme
Dec10Very high
Location & terrain

Where is Siargao?

Siargao sits at 9.9°N, 126.1°E, 0 m above sea level, in Philippines. The nearest listed city is Surigao, 62 km away.

TandagCabadbaranButuanLibertadBuenavistaBayugan

Topography around Siargao

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Siargao.

Within 3 km, the terrain around Siargao has only modest variations in elevation — a maximum elevation change of 226 m around an average of 63 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 254 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,784 m.

The land around Siargao is covered by trees (84%) within 3 km, water (46%) and trees (40%) within 16 km, and water (73%) and trees (23%) within 80 km.

3 km
226 m
16 km
254 m
80 km
1,784 m
treesgrasslandcroplandwatermangroves
December weather nearby: Surigao 62 km · San Jose 63 km · Tandag 90 km · Cabadbaran 101 km · Butuan 117 km · Libertad 119 km · Buenavista 122 km · Bayugan 128 km

Philippines travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B / C
230 V · 60 Hz
Prices
≈ 33% of US
price level, 2025
GDP per capita
$4,171
2025
Happiness
6.2 / 10
World Happiness, 2025
Safe drinking water
48%
of population, 2024
Homicide rate
4.3
per 100k, 2023
Road deaths
12
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
High
EF EPI 569
Religion
Roman Catholic 79%other 8%Muslim 6%other Christian 4%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Siargao (9.8708°, 126.0511°, elevation 0 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).