Sarikei weather in December

In December, Sarikei sees average daytime highs of 30°C and overnight lows near 24°C, with 352 mm of rain across 28.6 wet days and about 11.9 hours of daylight. It is the 10th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 0% of the time in December, and the air most often feels miserable.

Daylight stretches from about 11 h 54 min at the start of December to 11 h 54 min by month's end. Set against the rest of the year, December is Sarikei's 12th-clearest and 3rd-windiest month. For the whole year in context, see Sarikei's year-round climate.

Daytime high
30°
10th warmest
Overnight low
24°
3rd coldest
Rainfall
352 mm
28.6 wet days
Daylight
11 h 54 min
6:34 AM – 6:26 PM
Cloud cover
93%
12th clearest
Wind
5 km/h
3rd windiest
Solar energy
4.21 kWh/m²
Travel score
2.7
out of 10

Sarikei is city in Malaysia.

Density
45/km²
people per km²

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 30°C through the month.

A typical December day in Sarikei reaches about 30°C in the afternoon and slips back to 24°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 32°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)
13024
23024
33024
43024
53024
63024
73024
83024
93024
103024
113024
123024
133024
143024
153024
163024
173024
183024
193024
203024
213024
223024
233024
243024
253024
263024
273024
283024
293024
303024
313024

How December really feels in Sarikei

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.

Sarikei weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 24°32527.711.92.8
Feb30° / 24°24923.911.92.9
Mar31° / 24°22326122.7
Apr31° / 24°22026.5122.5
May32° / 24°21025.112.12.7
Jun31° / 24°17220.912.13.0
Jul31° / 24°16119.912.13.2
Aug31° / 24°18420.812.13.1
Sep31° / 24°23524.1122.8
Oct31° / 24°27828.1122.6
Nov31° / 24°30528.811.92.5
Dec30° / 24°35228.611.92.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 0% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 2% of December, with mostly cloudy or overcast conditions the remaining 98%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1496
2496
3496
4496
5496
6496
7397
8397
9397
10397
11298
12298
13298
14298
15298
16298
17298
18199
19199
20199
21199
22199
23199
240100
250100
260100
270100
280100
29199
30199
31199

Chance of precipitation in December

Any precipitation

Sarikei gets around 352 mm of rain over 28.6 wet days in December, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 92% and peaks near 94% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
194
294
393
493
593
692
792
891
991
1091
1191
1291
1391
1491
1591
1691
1791
1892
1992
2092
2192
2293
2393
2493
2593
2693
2793
2892
2992
3092
3192

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 63% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
13169
23268
33268
43367
53367
63466
73466
83466
93466
103466
113565
123565
133565
143565
153565
163565
173565
183664
193664
203763
213862
223961
234060
244159
254258
264357
274456
284555
294654
304753
314753

Wind in December

Winds average 5 km/h in December.

Across December, daily wind ranges from about 5 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
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 54 min at the start of December to 11 h 54 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 6:27 AM to 6:41 AM, and sunset from 6:20 PM to 6:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:276:20
211.96:286:21
311.96:286:21
411.96:286:21
511.96:296:22
611.96:296:22
711.96:306:23
811.96:306:23
911.96:316:23
1011.96:316:24
1111.96:316:24
1211.96:326:25
1311.96:326:25
1411.96:336:26
1511.96:336:26
1611.96:346:26
1711.96:346:27
1811.96:356:27
1911.96:356:28
2011.96:366:28
2111.96:366:29
2211.96:376:29
2311.96:376:30
2411.96:386:30
2511.96:386:31
2611.96:386:31
2711.96:396:32
2811.96:396:32
2911.96:406:33
3011.96:406:33
3111.96:416:33

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.21 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.21 kWh/m² to a high of 5.24 kWh/m² in August across the year — December's 4.21 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.3Bright
44.3Bright
54.3Bright
64.3Bright
74.3Bright
84.3Bright
94.3Bright
104.3Bright
114.3Bright
124.3Bright
134.3Bright
144.3Bright
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
314.2Bright
Planning a trip in December

Hazard calendar for Sarikei

In seasonPeak

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

Sarikei 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 Sarikei?

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

2.7
Sightseeing
7th-best month of the year
3.7
Beach & pool
11th-best month of the year

December is a weaker month for outdoor sightseeing in Sarikei.

What to pack for Sarikei in December

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

In December, Sarikei sees daytime highs around 30°C and nights near 24°C. Pack light clothes and rain gear. About 29 days see rain.

light clothesrain gear

Sea temperature near Sarikei 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 44 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
Jan28Tropical
Feb28Tropical
Mar29Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct30Tropical
Nov30Tropical
Dec29Tropical

UV index in Sarikei in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sarikei peaks around March 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 14 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 15UV 15Jul 14UV 11
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr15Extreme
May14Extreme
Jun12Extreme
Jul11Extreme
Aug13Extreme
Sep13Extreme
Oct14Extreme
Nov12Extreme
Dec11Extreme

Air quality in Sarikei 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 Sarikei is worst in September — around 26 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (December, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodSep 1325 µg/m³Dec 1411 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb12Moderate
Mar13Moderate
Apr14Moderate
May13Moderate
Jun14Moderate
Jul16Moderate
Aug22Moderate
Sep26Moderate
Oct17Moderate
Nov11Good
Dec11Good
Location & terrain

Where is Sarikei?

Sarikei sits at 2.1°N, 111.5°E, 11 m above sea level, in Malaysia. The nearest listed city is Maradong, 12 km away.

Topography around Sarikei

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

Within 3 km, the terrain around Sarikei has only modest variations in elevation — a maximum elevation change of 27 m around an average of 8 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 111 m; within 80 km, large variations in elevation — a maximum elevation change of 781 m.

The land around Sarikei is covered by trees (57%) within 3 km, trees (72%) within 16 km, and trees (69%) and water (25%) within 80 km.

3 km
27 m
16 km
111 m
80 km
781 m
treesgrasslandartificial surfacesbare terrainwatermangroves
December weather nearby: Maradong 12 km · Pakan 32 km · Sibu 39 km · Daro 46 km · Julau 46 km · Saratok 47 km · Sibu Jaya 52 km · Kanowit 70 km

Malaysia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / G / M
230 V · 50 Hz
Prices
≈ 32% of US
price level, 2025
GDP per capita
$13,125
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
95%
of population, 2024
Homicide rate
0.7
per 100k, 2023
Road deaths
22.5
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
High
EF EPI 581
Religion
Muslim 64%Buddhist 19%Christian 9%Hindu 6%

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 Sarikei (2.1167°, 111.5167°, 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).