Selangau weather in January

In January, Selangau sees average daytime highs of 30°C and overnight lows near 23°C, with 324 mm of rain across 28.3 wet days and about 11.9 hours of daylight. It is the 12th-warmest and 2nd-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 January, and the air most often feels oppressive.

Daylight stretches from about 11 h 54 min at the start of January to 11 h 54 min by month's end. Set against the rest of the year, January is Selangau's 11th-clearest and 2nd-windiest month. For the whole year in context, see Selangau's year-round climate.

Daytime high
30°
12th warmest
Overnight low
23°
2nd coldest
Rainfall
324 mm
28.3 wet days
Daylight
11 h 54 min
6:44 AM – 6:36 PM
Cloud cover
92%
11th clearest
Wind
5 km/h
2nd windiest
Solar energy
4.15 kWh/m²
Travel score
2.7
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical January day in Selangau reaches about 30°C in the afternoon and slips back to 23°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, January runs on par with December and on par with February.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13023
23023
33023
43023
53023
63023
73023
83023
93023
103023
113023
123023
133023
143023
153023
163023
173023
183023
193023
203023
213023
223023
233023
243023
253023
263023
273023
283023
293023
303023
313023

How January really feels in Selangau

Once humidity and wind are folded in, January 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 January is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Selangau weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°32428.311.92.7
Feb30° / 23°2602411.92.8
Mar31° / 23°24826.8122.6
Apr31° / 24°26027.612.12.4
May31° / 24°23626.612.12.6
Jun31° / 23°1942212.13.0
Jul31° / 23°19221.312.13.1
Aug31° / 23°20622.912.12.9
Sep31° / 23°25124.9122.7
Oct31° / 23°29228.411.92.5
Nov31° / 23°31328.711.92.4
Dec30° / 23°3562911.92.6

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 0% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 3% of January, with mostly cloudy or overcast conditions the remaining 97%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1199
2199
3298
4298
5298
6298
7298
8298
9298
10298
11298
12298
13298
14298
15397
16397
17397
18397
19397
20496
21496
22496
23496
24496
25496
26496
27496
28496
29496
30496
31496

Chance of precipitation in January

Any precipitation

Selangau gets around 324 mm of rain over 28.3 wet days in January. 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 94% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
194
294
393
493
593
693
793
893
993
1093
1192
1292
1392
1492
1592
1692
1791
1891
1991
2091
2190
2290
2390
2490
2589
2689
2789
2888
2988
3088
3187

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the oppressive band about 70% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
106436
206436
306535
406634
506634
606733
706733
806832
906832
1006931
1106931
1207030
1307030
1407129
1507129
1607228
1707228
1807228
1917227
2017227
2117227
2217227
2317227
2417227
2517227
2617227
2717326
2817326
2917326
3027325
3127325

Wind in January

Winds average 5 km/h in January.

Across January, 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 January

DaylightNight

Daylight runs from about 11 h 54 min at the start of January 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 January. Sunrise moves from 6:38 AM to 6:47 AM, and sunset from 6:30 PM to 6:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:386:30
211.96:396:30
311.96:396:30
411.96:396:31
511.96:406:31
611.96:406:32
711.96:416:32
811.96:416:33
911.96:416:33
1011.96:426:34
1111.96:426:34
1211.96:436:34
1311.96:436:35
1411.96:436:35
1511.96:446:36
1611.96:446:36
1711.96:446:36
1811.96:456:37
1911.96:456:37
2011.96:456:38
2111.96:456:38
2211.96:466:38
2311.96:466:39
2411.96:466:39
2511.96:466:39
2611.96:476:39
2711.96:476:40
2811.96:476:40
2911.96:476:40
3011.96:476:40
3111.96:476:41

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.15 kWh/m².

For context, solar energy here swings from a low near 4.01 kWh/m² to a high of 5.06 kWh/m² in August across the year — January's 4.15 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.0Bright
24.0Bright
34.0Bright
44.0Bright
54.0Bright
64.0Bright
74.0Bright
84.1Bright
94.1Bright
104.1Bright
114.1Bright
124.1Bright
134.1Bright
144.1Bright
154.1Bright
164.1Bright
174.1Bright
184.1Bright
194.1Bright
204.2Bright
214.2Bright
224.2Bright
234.2Bright
244.2Bright
254.2Bright
264.2Bright
274.2Bright
284.3Bright
294.3Bright
304.3Bright
314.3Bright
Planning a trip in January

Hazard calendar for Selangau

In seasonPeak

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

Selangau 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 January a good time to visit Selangau?

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

2.7
Sightseeing
5th-best month of the year
3.8
Beach & pool
8th-best month of the year

January is a weaker month for outdoor sightseeing in Selangau.

What to pack for Selangau in January

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

In January, Selangau sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. About 28 days see rain.

light clothesrain gear

Sea temperature near Selangau in January

The nearest coast averages about 28°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 45 km away) is warmest in May 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
Nov29Tropical
Dec29Tropical

UV index in Selangau in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Selangau peaks around March 14 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 14UV 15Jul 14UV 11
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr15Extreme
May14Extreme
Jun12Extreme
Jul11Extreme
Aug13Extreme
Sep13Extreme
Oct14Extreme
Nov12Extreme
Dec12Extreme

Air quality in Selangau in January

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Selangau is worst in September — around 19 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (December, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1518 µg/m³Dec 148 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb10Good
Mar11Good
Apr10Good
May10Good
Jun10Good
Jul12Good
Aug14Moderate
Sep19Moderate
Oct12Moderate
Nov8Good
Dec8Good
Location & terrain

Where is Selangau?

Selangau sits at 2.5°N, 112.3°E, 96 m above sea level, in Malaysia. The nearest listed city is Dalat, 31 km away.

Topography around Selangau

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

Within 3 km, the terrain around Selangau has only modest variations in elevation — a maximum elevation change of 164 m around an average of 38 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 352 m; within 80 km, large variations in elevation — a maximum elevation change of 1,068 m.

The land around Selangau is covered by trees (96%) within 3 km, trees (98%) within 16 km, and trees (83%) within 80 km.

3 km
164 m
16 km
352 m
80 km
1,068 m
treesgrasslandartificial surfaceswater
January weather nearby: Dalat 31 km · Mukah 49 km · Sibu Jaya 50 km · Kanowit 51 km · Sibu 62 km · Tatau 71 km · Julau 72 km · Kapit 90 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 Selangau (2.5248°, 112.3254°, elevation 96 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).