Bislig weather in December

In December, Bislig sees average daytime highs of 29°C and overnight lows near 25°C, with 290 mm of rain across 28.1 wet days and about 11.5 hours of daylight. It is the 9th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 6% of the time in December, and the air most often feels miserable.

Daylight stretches from about 11 h 36 min at the start of December to 11 h 30 min by month's end. Set against the rest of the year, December is Bislig's 9th-clearest and 4th-windiest month. For the whole year in context, see Bislig's year-round climate.

Daytime high
29°
9th warmest
Overnight low
25°
4th coldest
Rainfall
290 mm
28.1 wet days
Daylight
11 h 30 min
5:45 AM – 5:17 PM
Cloud cover
81%
9th clearest
Wind
9 km/h
4th windiest
Solar energy
4.23 kWh/m²
Travel score
3.0
out of 10

Bislig is city of the Philippines in the province of Surigao del Sur.

Density
301/km²
people per km²
Founded
1921

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical December day in Bislig reaches about 29°C in the afternoon and slips back to 25°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 31°C. Set against its neighbours, December runs about 1°C cooler than November and on par with January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13025
23025
33025
43025
53025
63025
73025
83025
93025
103025
113025
123025
133025
143025
152925
162925
172925
182925
192925
202924
212924
222924
232924
242924
252924
262924
272924
282924
292924
302924
312924

How December really feels in Bislig

Once humidity and wind are folded in, December averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in December is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Bislig weather by month

How December compares with the rest of the year at a glance. December is the 9th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 24°42028.711.63.2
Feb29° / 24°29625.111.73.2
Mar29° / 24°22026.711.93.2
Apr30° / 25°14524.212.23.1
May31° / 25°1902712.42.6
Jun31° / 25°21626.312.52.6
Jul32° / 25°21725.312.42.6
Aug32° / 25°20723.412.32.6
Sep32° / 25°21524.5122.5
Oct31° / 25°22926.411.82.6
Nov30° / 25°23027.111.62.8
Dec29° / 25°29028.111.53.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 6% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 11% of December, with mostly cloudy or overcast conditions the remaining 82%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11882
21882
31882
41882
51882
61882
71882
81882
91882
101882
111882
121882
131882
141783
151783
161783
171783
181783
191783
201783
211783
221783
231882
241882
251882
261882
271882
281882
291882
301882
311882

Chance of precipitation in December

Any precipitation

Bislig gets around 290 mm of rain over 28.1 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 91% and peaks near 93% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
188
288
388
489
589
690
790
891
991
1092
1192
1293
1393
1493
1593
1693
1793
1893
1992
2092
2192
2291
2391
2491
2591
2690
2790
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 85% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
101288
201288
301288
401288
501288
601288
701288
801288
901288
1001288
1101189
1201189
1301189
1401189
1501288
1601288
1701387
1801387
1901486
2001585
2101684
2211782
2311881
2411881
2511980
2612079
2712178
2812277
2912376
3012475
3112574

Wind in December

Winds average 9 km/h in December.

Across December, daily wind ranges from about 8 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 36 min at the start of December to 11 h 30 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 5:38 AM to 5:52 AM, and sunset from 5:11 PM to 5:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.65:385:11
211.65:385:11
311.55:395:12
411.55:395:12
511.55:405:12
611.55:405:13
711.55:415:13
811.55:415:13
911.55:425:14
1011.55:425:14
1111.55:435:15
1211.55:435:15
1311.55:445:15
1411.55:445:16
1511.55:455:16
1611.55:455:17
1711.55:465:17
1811.55:465:18
1911.55:475:18
2011.55:475:18
2111.55:485:19
2211.55:485:19
2311.55:495:20
2411.55:495:20
2511.55:495:21
2611.55:505:21
2711.55:505:22
2811.55:515:22
2911.55:515:23
3011.55:525:23
3111.55:525:24

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.23 kWh/m².

For context, solar energy here swings from a low near 4.15 kWh/m² to a high of 5.89 kWh/m² in August across the year — December's 4.23 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.4Bright
34.4Bright
44.4Bright
54.4Bright
64.4Bright
74.3Bright
84.3Bright
94.3Bright
104.3Bright
114.3Bright
124.2Bright
134.2Bright
144.2Bright
154.2Bright
164.2Bright
174.2Bright
184.2Bright
194.2Bright
204.2Bright
214.2Bright
224.2Bright
234.2Bright
244.2Bright
254.2Bright
264.2Bright
274.2Bright
284.2Bright
294.2Bright
304.2Bright
314.1Bright
Planning a trip in December

Hazard calendar for Bislig

In seasonPeak

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

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

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

Is December a good time to visit Bislig?

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

3.0
Sightseeing
5th-best month of the year
4.0
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Bislig.

What to pack for Bislig in December

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

In December, Bislig sees daytime highs around 29°C and nights near 25°C. Pack light clothes and rain gear. About 28 days see rain.

light clothesrain gear

Sea temperature near Bislig in December

The nearest coast averages about 29°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 19 km away) 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
Mar28Tropical
Apr29Tropical
May29Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Bislig 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 Bislig peaks around March 21 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 21UV 14Dec 15UV 10
UV index (midday)Level
Jan12Extreme
Feb13Extreme
Mar14Extreme
Apr14Extreme
May13Extreme
Jun12Extreme
Jul12Extreme
Aug13Extreme
Sep13Extreme
Oct13Extreme
Nov11Extreme
Dec10Very high

Air quality in Bislig in December

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.

Air quality in Bislig is worst in September — around 16 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1516 µg/m³Feb 1211 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb11Good
Mar12Good
Apr12Moderate
May14Moderate
Jun14Moderate
Jul15Moderate
Aug16Moderate
Sep16Moderate
Oct15Moderate
Nov12Moderate
Dec12Good
Location & terrain

Where is Bislig?

Bislig sits at 8.2°N, 126.3°E, 11 m above sea level, in Philippines. The nearest listed city is Hinatuan, 18 km away.

Topography around Bislig

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

Within 3 km, the terrain around Bislig has only modest variations in elevation — a maximum elevation change of 63 m around an average of 6 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 347 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,127 m.

The land around Bislig is covered by water (45%) and trees (21%) within 3 km, trees (70%) and water (22%) within 16 km, and trees (60%) and water (36%) within 80 km.

3 km
63 m
16 km
347 m
80 km
2,127 m
treesgrasslandcroplandartificial surfaceswatermangroves
December weather nearby: Hinatuan 18 km · Tagbina 31 km · Trento 34 km · Bunawan 36 km · Veruela 43 km · Monkayo 53 km · San Francisco 54 km · Prosperidad 61 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 Bislig (8.2153°, 126.3164°, elevation 11 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).