Mariano weather in December

In December, Mariano sees average daytime highs of 29°C and overnight lows near 23°C, with 228 mm of rain across 22.8 wet days and about 11.5 hours of daylight. It is the 10th-warmest and 9th-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 10% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 11 h 30 min at the start of December to 11 h 30 min by month's end. Set against the rest of the year, December is Mariano's 5th-clearest and 5th-windiest month. For the whole year in context, see Mariano's year-round climate.

Daytime high
29°
10th warmest
Overnight low
23°
4th coldest
Rainfall
228 mm
22.8 wet days
Daylight
11 h 30 min
5:51 AM – 5:20 PM
Cloud cover
77%
5th clearest
Wind
4 km/h
5th windiest
Solar energy
4.47 kWh/m²
Travel score
3.9
out of 10

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 Mariano reaches about 29°C in the afternoon and slips back to 23°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 30°C. Set against its neighbours, December runs on par with November and on par with January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12923
22923
32923
42923
52923
62923
72923
82923
92923
102923
112923
122923
132923
142923
152923
162923
172923
182923
192923
202923
212923
222923
232923
242823
252823
262822
272822
282822
292822
302822
312822

How December really feels in Mariano

Once humidity and wind are folded in, December averages 15 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
15
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.

Mariano weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 22°26120.311.54.3
Feb29° / 22°20316.811.74.4
Mar30° / 22°15016.911.94.3
Apr30° / 23°1621812.23.8
May30° / 23°26226.512.42.9
Jun30° / 23°3512812.52.8
Jul29° / 23°29626.712.53.2
Aug30° / 23°23924.512.33.3
Sep29° / 23°25425.812.13.1
Oct29° / 23°28228.111.83.0
Nov29° / 23°25724.611.63.4
Dec29° / 23°22822.811.53.9

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% 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 74%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12476
22674
32674
42674
52674
62674
72773
82773
92872
102872
112872
122872
132872
142773
152773
162773
172674
182575
192575
202575
212476
222476
232476
242476
252476
262377
272377
282476
292476
302476
312476

Chance of precipitation in December

Any precipitation

Mariano gets around 228 mm of rain over 22.8 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 73% and peaks near 75% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
175
275
374
474
574
674
774
874
975
1075
1175
1275
1375
1475
1575
1675
1775
1874
1974
2074
2173
2273
2372
2472
2571
2671
2770
2869
2969
3068
3168

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 94% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
11981
21981
31981
42971
52971
62962
72962
82962
92962
102962
112962
123952
133952
143952
153961
164951
174951
184951
195941
205941
216931
226931
237921
247930
258920
268920
279910
289910
299910
3010900
3110900

Wind in December

Winds average 4 km/h in December.

Across December, daily wind ranges from about 4 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 30 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 grow by about 0 minutes over December. Sunrise moves from 5:44 AM to 5:58 AM, and sunset from 5:15 PM to 5:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.55:445:15
211.55:445:15
311.55:455:16
411.55:455:16
511.55:465:16
611.55:465:16
711.55:475:17
811.55:475:17
911.55:485:18
1011.55:485:18
1111.55:495:18
1211.55:495:19
1311.55:505:19
1411.55:505:19
1511.55:515:20
1611.55:515:20
1711.55:525:21
1811.55:525:21
1911.55:535:22
2011.55:535:22
2111.55:535:23
2211.55:545:23
2311.55:545:24
2411.55:555:24
2511.55:555:24
2611.55:565:25
2711.55:565:25
2811.55:575:26
2911.55:575:26
3011.55:585:27
3111.55:585:27

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.47 kWh/m².

For context, solar energy here swings from a low near 4.42 kWh/m² to a high of 6.18 kWh/m² in April across the year — December's 4.47 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.6Bright
34.6Bright
44.6Bright
54.6Bright
64.6Bright
74.6Bright
84.6Bright
94.5Bright
104.5Bright
114.5Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.4Bright
184.4Bright
194.4Bright
204.4Bright
214.4Bright
224.4Bright
234.4Bright
244.4Bright
254.4Bright
264.4Bright
274.4Bright
284.4Bright
294.4Bright
304.4Bright
314.4Bright
Planning a trip in December

Hazard calendar for Mariano

In seasonPeak

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

Mariano 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 Mariano?

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

3.9
Sightseeing
4th-best month of the year
4.8
Beach & pool
5th-best month of the year

December is a weaker month for outdoor sightseeing in Mariano.

What to pack for Mariano in December

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

In December, Mariano sees daytime highs around 29°C and nights near 23°C. Pack light clothes and rain gear. About 23 days see rain.

light clothesrain gear

Sea temperature near Mariano 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 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
Apr28Tropical
May29Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep30Tropical
Oct29Tropical
Nov29Tropical
Dec28Tropical

UV index in Mariano 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 Mariano peaks around March 22 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 22UV 14Dec 14UV 10
UV index (midday)Level
Jan12Extreme
Feb13Extreme
Mar15Extreme
Apr14Extreme
May13Extreme
Jun12Extreme
Jul12Extreme
Aug14Extreme
Sep13Extreme
Oct13Extreme
Nov11Extreme
Dec10Very high
Location & terrain

Where is Mariano?

Mariano sits at 8.8°N, 125.1°E, 3 m above sea level, in Philippines. The nearest listed city is Gingoog, 2.0 km away.

Topography around Mariano

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

Within 3 km, the terrain around Mariano has significant variations in elevation — a maximum elevation change of 309 m around an average of 29 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,298 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,836 m.

The land around Mariano is covered by water (47%) and trees (38%) within 3 km, trees (69%) and water (29%) within 16 km, and trees (54%) and water (40%) within 80 km.

3 km
309 m
16 km
2,298 m
80 km
2,836 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Gingoog 2.0 km · Buenavista 36 km · Libertad 44 km · Jasaan 44 km · Butuan 49 km · Tagoloan 52 km · Bugo 53 km · Cabadbaran 56 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 Mariano (8.8333°, 125.1167°, elevation 3 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).