Sri Aman weather in December

In December, Sri Aman sees average daytime highs of 31°C and overnight lows near 24°C, with 310 mm of rain across 28.2 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 31°C through the month. The sky is clear or mostly clear about 0% of the time in December, and the air most often feels oppressive.

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 Sri Aman's 12th-clearest and 5th-windiest month. For the whole year in context, see Sri Aman's year-round climate.

Daytime high
31°
10th warmest
Overnight low
24°
6th coldest
Rainfall
310 mm
28.2 wet days
Daylight
11 h 54 min
6:33 AM – 6:28 PM
Cloud cover
93%
12th clearest
Wind
5 km/h
5th windiest
Solar energy
4.21 kWh/m²
Travel score
2.6
out of 10

Sri Aman is human settlement in Malaysia.

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 31°C through the month.

A typical December day in Sri Aman reaches about 31°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 29°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)
13124
23124
33124
43124
53124
63124
73124
83124
93124
103124
113124
123124
133124
143124
153124
163124
173124
183124
193124
203024
213024
223024
233024
243024
253024
263024
273024
283024
293024
303024
313024

How December really feels in Sri Aman

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.

Sri Aman 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° / 23°29426.311.92.9
Feb30° / 23°24222.2123.0
Mar31° / 24°24725.7122.7
Apr32° / 24°24726.6122.4
May32° / 24°21125.112.12.6
Jun32° / 24°17119.912.13.0
Jul32° / 24°15418.712.13.2
Aug32° / 24°16719.7123.0
Sep31° / 24°23023.9122.7
Oct31° / 24°26627.1122.5
Nov31° / 24°28528.311.92.4
Dec31° / 24°31028.211.92.6

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
7496
8496
9397
10397
11298
12298
13298
14199
15199
16199
17199
18199
19199
20199
21199
220100
230100
240100
250100
26199
27199
28199
29199
30199
31199

Chance of precipitation in December

Any precipitation

Sri Aman gets around 310 mm of rain over 28.2 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 91% and peaks near 92% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
192
292
392
491
591
691
791
890
990
1090
1190
1290
1390
1491
1591
1691
1791
1891
1992
2092
2192
2292
2392
2492
2591
2691
2791
2890
2990
3089
3189

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 53% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
14951
24951
35050
45050
55149
65149
75149
85149
95149
105149
115149
125149
135149
145149
155149
165248
175248
185248
195347
205347
215347
225446
235446
245545
255545
265644
275644
285644
295644
305644
315743

Wind in December

Winds average 5 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
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 6:26 AM to 6:39 AM, and sunset from 6:22 PM to 6:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:266:22
211.96:266:22
311.96:276:23
411.96:276:23
511.96:286:23
611.96:286:24
711.96:286:24
811.96:296:25
911.96:296:25
1011.96:306:26
1111.96:306:26
1211.96:316:26
1311.96:316:27
1411.96:326:27
1511.96:326:28
1611.96:336:28
1711.96:336:29
1811.96:336:29
1911.96:346:30
2011.96:346:30
2111.96:356:31
2211.96:356:31
2311.96:366:31
2411.96:366:32
2511.96:376:32
2611.96:376:33
2711.96:386:33
2811.96:386:34
2911.96:396:34
3011.96:396:35
3111.96:396:35

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 5.09 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
224.1Bright
234.1Bright
244.1Bright
254.1Bright
264.1Bright
274.1Bright
284.1Bright
294.1Bright
304.1Bright
314.2Bright
Planning a trip in December

Is December a good time to visit Sri Aman?

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

2.6
Sightseeing
8th-best month of the year
3.7
Beach & pool
11th-best month of the year

December is a weaker month for outdoor sightseeing in Sri Aman.

What to pack for Sri Aman in December

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

In December, Sri Aman sees daytime highs around 31°C and nights near 24°C. Pack light clothes and rain gear. About 28 days see rain.

light clothesrain gear

UV index in Sri Aman in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sri Aman peaks around February 20 at about 16 (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.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 20UV 16Jul 14UV 11
UV index (midday)Level
Jan14Extreme
Feb16Extreme
Mar15Extreme
Apr15Extreme
May13Extreme
Jun12Extreme
Jul11Extreme
Aug12Extreme
Sep12Extreme
Oct14Extreme
Nov12Extreme
Dec12Extreme

Air quality in Sri Aman 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 Sri Aman is worst in September — around 27 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (January, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1326 µg/m³Jan 129 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb11Good
Mar11Good
Apr11Good
May11Good
Jun11Good
Jul16Moderate
Aug23Moderate
Sep27Moderate
Oct16Moderate
Nov10Good
Dec9Good
Location & terrain

Where is Sri Aman?

Sri Aman sits at 1.2°N, 111.5°E, 11 m above sea level, in Malaysia. The nearest listed city is Betong, 18 km away.

Topography around Sri Aman

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

Within 3 km, the terrain around Sri Aman has only modest variations in elevation — a maximum elevation change of 44 m around an average of 9 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 285 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,255 m.

The land around Sri Aman is covered by trees (69%) within 3 km, trees (91%) within 16 km, and trees (93%) within 80 km.

3 km
44 m
16 km
285 m
80 km
1,255 m
treesgrasslandartificial surfaceswater
December weather nearby: Betong 18 km · Engkilili 27 km · Saratok 56 km · Pakan 75 km · Simunjan 80 km · Maradong 95 km · Sarikei 97 km · Serian 99 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 Sri Aman (1.2472°, 111.4528°, 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. 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).