Calbayog City weather in December

In December, Calbayog City sees average daytime highs of 28°C and overnight lows near 25°C, with 162 mm of rain across 17.2 wet days and about 11.3 hours of daylight. It is the 10th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 18% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 11 h 18 min at the start of December to 11 h 18 min by month's end. Set against the rest of the year, December is Calbayog City's 7th-clearest and 2nd-windiest month. For the whole year in context, see Calbayog City's year-round climate.

Daytime high
28°
10th warmest
Overnight low
25°
4th coldest
Rainfall
162 mm
17.2 wet days
Daylight
11 h 18 min
5:59 AM – 5:17 PM
Cloud cover
71%
7th clearest
Wind
18 km/h
2nd windiest
Solar energy
4.03 kWh/m²
Travel score
5.1
out of 10

Calbayog City is city of the Philippines in the province of Samar.

Density
77/km²
people per km²
Founded
1948

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 28°C through the month.

A typical December day in Calbayog City reaches about 28°C in the afternoon and slips back to 25°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 29°C. Set against its neighbours, December runs on par with November and on par with January.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12825
22825
32825
42825
52825
62825
72825
82825
92825
102825
112825
122825
132825
142825
152825
162825
172825
182825
192825
202825
212825
222825
232825
242825
252825
262825
272825
282825
292825
302825
312825

How December really feels in Calbayog City

Once humidity and wind are folded in, December averages 8 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
8
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.

Calbayog City weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 25°9912.211.45.9
Feb28° / 24°668.411.66.4
Mar28° / 25°549.211.95.9
Apr29° / 26°448.512.35.5
May29° / 26°12718.812.54.2
Jun29° / 26°22725.612.73.3
Jul28° / 26°32528.312.63.2
Aug28° / 26°26425.512.43.5
Sep28° / 26°29425.712.13.4
Oct28° / 26°2292511.73.7
Nov29° / 26°12618.211.44.4
Dec28° / 25°16217.211.35.1

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 19% of December, with mostly cloudy or overcast conditions the remaining 63%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13763
23763
33862
43862
53862
63961
73961
83961
93961
103961
113961
123961
133961
143961
153862
163862
173862
183862
193763
203763
213664
223664
233664
243664
253763
263664
273664
283664
293763
303763
313763

Chance of precipitation in December

Any precipitation

Calbayog City gets around 162 mm of rain over 17.2 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 54% and peaks near 59% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
155
256
356
457
557
658
758
858
959
1058
1158
1258
1357
1456
1556
1655
1754
1853
1953
2053
2152
2252
2352
2451
2551
2650
2750
2849
2948
3048
3147

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the oppressive band about 65% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
125345
225345
325444
425543
525543
615742
715841
815940
916039
1016138
1116237
1216435
1316534
1426632
1526731
1636730
1736829
1846828
1946927
2056926
2167024
2267123
2377122
2477221
2587220
2697219
2797417
28107416
29107515
30117514
31117613

Wind in December

Winds average 18 km/h in December.

Across December, daily wind ranges from about 17 km/h on the calmest days to 19 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
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1418light breeze
1518light breeze
1618light breeze
1718light breeze
1818light breeze
1918light breeze
2018light breeze
2118light breeze
2218light breeze
2318light breeze
2419light breeze
2519light breeze
2619light breeze
2719light breeze
2819light breeze
2919light breeze
3019light breeze
3119light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 18 min at the start of December to 11 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over December. Sunrise moves from 5:51 AM to 6:06 AM, and sunset from 5:12 PM to 5:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.35:515:12
211.35:525:12
311.35:525:12
411.35:535:12
511.35:535:13
611.35:545:13
711.35:545:13
811.35:555:14
911.35:555:14
1011.35:565:14
1111.35:565:15
1211.35:575:15
1311.35:575:15
1411.35:585:16
1511.35:585:16
1611.35:595:17
1711.35:595:17
1811.36:005:17
1911.36:005:18
2011.36:015:18
2111.36:015:19
2211.36:025:19
2311.36:025:20
2411.36:035:20
2511.36:035:21
2611.36:045:21
2711.36:045:22
2811.36:055:22
2911.36:055:23
3011.36:055:23
3111.36:065:24

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.03 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.03 kWh/m² to a high of 6.13 kWh/m² in April across the year — December's 4.03 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.3Bright
24.2Bright
34.2Bright
44.2Bright
54.2Bright
64.2Bright
74.1Bright
84.1Bright
94.1Bright
104.1Bright
114.1Bright
124.1Bright
134.1Bright
144.1Bright
154.1Bright
164.1Bright
174.0Bright
184.0Bright
194.0Bright
204.0Bright
214.0Bright
224.0Bright
234.0Bright
244.1Bright
254.1Bright
264.1Bright
274.1Bright
284.1Bright
294.1Bright
304.1Bright
314.1Bright
Planning a trip in December

Hazard calendar for Calbayog City

In seasonPeak

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

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

Calbayog City's rainy season runs June–October, 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 Calbayog City?

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

5.1
Sightseeing
5th-best month of the year
5.7
Beach & pool
5th-best month of the year

December is a reasonable time to visit Calbayog City for sightseeing.

What to pack for Calbayog City in December

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

In December, Calbayog City sees daytime highs around 28°C and nights near 25°C. Pack light clothes and rain gear. About 17 days see rain.

light clothesrain gear

Sea temperature near Calbayog City 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 at the nearest coast (about 22 km away) is warmest in June at about 30°C and coldest in January near 27°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
Jan27Warm
Feb27Warm
Mar28Warm
Apr29Tropical
May29Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Warm

UV index in Calbayog City in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Calbayog City peaks around April 14 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highApr 14UV 14Dec 15UV 9
UV index (midday)Level
Jan10Extreme
Feb12Extreme
Mar13Extreme
Apr14Extreme
May13Extreme
Jun13Extreme
Jul12Extreme
Aug13Extreme
Sep13Extreme
Oct11Extreme
Nov10Very high
Dec9Very high
Location & terrain

Where is Calbayog City?

Calbayog City sits at 12.1°N, 124.6°E, 7 m above sea level, in Philippines. The nearest listed city is Catbalogan, 45 km away.

CarigaraIrosinPanalanoy

Topography around Calbayog City

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

Within 3 km, the terrain around Calbayog City has only modest variations in elevation — a maximum elevation change of 65 m around an average of 12 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 483 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,291 m.

The land around Calbayog City is covered by trees (42%) and water (41%) within 3 km, trees (49%) and water (44%) within 16 km, and water (51%) and trees (45%) within 80 km.

3 km
65 m
16 km
483 m
80 km
1,291 m
treesgrasslandcroplandartificial surfaceswatermangroves
December weather nearby: Catbalogan 45 km · Catarman 48 km · Zumarraga 55 km · Esperanza 71 km · Laoang 72 km · Carigara 86 km · Irosin 93 km · Panalanoy 101 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 Calbayog City (12.0668°, 124.5962°, elevation 7 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).