Kertih weather in January

In January, Kertih sees average daytime highs of 26°C and overnight lows near 25°C, with 304 mm of rain across 23.4 wet days and about 11.8 hours of daylight. It is the 12th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 9% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 11 h 42 min at the start of January to 11 h 48 min by month's end. Set against the rest of the year, January is Kertih's 9th-clearest and 1st-windiest month. For the whole year in context, see Kertih's year-round climate.

Daytime high
26°
12th warmest
Overnight low
25°
1st coldest
Rainfall
304 mm
23.4 wet days
Daylight
11 h 48 min
7:23 AM – 7:08 PM
Cloud cover
77%
9th clearest
Wind
20 km/h
1st windiest
Solar energy
4.64 kWh/m²
Travel score
4.4
out of 10

Kertih is town in Malaysia.

Density
95/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 26°C through the month.

A typical January day in Kertih reaches about 26°C in the afternoon and slips back to 25°C overnight — a 1°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 27°C. Set against its neighbours, January runs on par with December and on par with February.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12625
22625
32625
42625
52625
62625
72625
82625
92625
102625
112625
122625
132625
142625
152625
162625
172625
182625
192625
202625
212625
222625
232625
242625
252625
262625
272625
282625
292625
302625
312625

How January really feels in Kertih

Once humidity and wind are folded in, January averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

January sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Kertih weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 25°30423.411.84.4
Feb27° / 25°13217.311.95.1
Mar28° / 26°16219.3125.0
Apr28° / 27°13521.612.14.1
May29° / 27°12722.612.23.9
Jun29° / 27°9319.212.34.2
Jul28° / 27°9520.312.24.3
Aug28° / 26°9519.812.14.3
Sep28° / 26°11421124.2
Oct28° / 26°21626.211.93.7
Nov27° / 26°45728.111.83.5
Dec27° / 25°57226.111.73.9

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 9% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 15% of January, with mostly cloudy or overcast conditions the remaining 76%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11882
21882
31981
42179
52179
62278
72278
82377
92377
102377
112476
122476
132575
142575
152575
162575
172575
182575
192476
202476
212674
222674
232674
242674
252575
262674
272674
282575
292674
302674
312773

Chance of precipitation in January

Any precipitation

Kertih gets around 304 mm of rain over 23.4 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 75% and peaks near 84% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
184
284
384
484
583
683
782
881
980
1079
1178
1277
1376
1475
1574
1673
1772
1871
1971
2070
2170
2270
2370
2470
2571
2671
2771
2871
2971
3071
3170

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 85% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
14906
24906
35896
45905
55905
65896
75896
86886
96886
107876
118866
128866
139856
1410855
1511845
1611845
1712835
1813834
1913834
2014824
2114824
2214824
2314824
2413834
2513834
2613834
2712844
2812844
2911854
3011854
3111854

Wind in January

Winds average 20 km/h in January, the windiest month of the year.

Across January, daily wind ranges from about 20 km/h on the calmest days to 20 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
120breezy
220breezy
320breezy
420breezy
520breezy
620breezy
720breezy
820breezy
920breezy
1020breezy
1120breezy
1220breezy
1320breezy
1420breezy
1520light breeze
1620light breeze
1720light breeze
1820light breeze
1920light breeze
2020light breeze
2120light breeze
2220light breeze
2320light breeze
2420light breeze
2520light breeze
2620breezy
2720breezy
2820light breeze
2920light breeze
3020light breeze
3120light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 42 min at the start of January to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over January. Sunrise moves from 7:17 AM to 7:25 AM, and sunset from 7:02 PM to 7:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.77:177:02
211.77:187:02
311.77:187:03
411.77:187:03
511.77:197:04
611.77:197:04
711.77:207:04
811.87:207:05
911.87:207:05
1011.87:217:06
1111.87:217:06
1211.87:217:07
1311.87:227:07
1411.87:227:08
1511.87:227:08
1611.87:237:08
1711.87:237:09
1811.87:237:09
1911.87:237:10
2011.87:247:10
2111.87:247:10
2211.87:247:11
2311.87:247:11
2411.87:247:11
2511.87:257:12
2611.87:257:12
2711.87:257:12
2811.87:257:13
2911.87:257:13
3011.87:257:13
3111.87:257:14

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.64 kWh/m².

For context, solar energy here swings from a low near 3.92 kWh/m² to a high of 6 kWh/m² in April across the year — January's 4.64 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
14.1Bright
24.2Bright
34.2Bright
44.2Bright
54.3Bright
64.3Bright
74.3Bright
84.4Bright
94.4Bright
104.5Bright
114.5Bright
124.6Bright
134.6Bright
144.7Bright
154.7Bright
164.7Bright
174.7Bright
184.8Bright
194.8Bright
204.8Bright
214.8Bright
224.8Bright
234.9Bright
244.9Bright
254.9Bright
264.9Bright
274.9Bright
285.0Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in January

Hazard calendar for Kertih

In seasonPeak

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

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

Kertih's monsoon runs November–January, when most of the year's rain falls.

Pacific typhoon
Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is January a good time to visit Kertih?

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

4.4
Sightseeing
3rd-best month of the year
4.4
Beach & pool
9th-best month of the year

January is a reasonable time to visit Kertih for sightseeing.

What to pack for Kertih in January

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

In January, Kertih sees daytime highs around 26°C and nights near 25°C. Pack rain gear. Worth having: light clothes, sun protection and a windbreaker. About 23 days see rain.

rain gearlight clothessun protectiona windbreaker

Sea temperature near Kertih in January

The nearest coast averages about 27°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 23 km away) is warmest in May 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
Mar28Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Warm

UV index in Kertih in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January 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 Kertih peaks around February 21 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 21UV 14Jun 21UV 10
UV index (midday)Level
Jan12Extreme
Feb14Extreme
Mar14Extreme
Apr14Extreme
May13Extreme
Jun10Very high
Jul10Extreme
Aug12Extreme
Sep13Extreme
Oct12Extreme
Nov11Extreme
Dec11Extreme

Air quality in Kertih 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 Kertih is worst in September — around 27 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (November, 12 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateModerateSep 1526 µg/m³Nov 2212 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb13Moderate
Mar13Moderate
Apr14Moderate
May17Moderate
Jun18Moderate
Jul22Moderate
Aug22Moderate
Sep27Moderate
Oct20Moderate
Nov12Good
Dec12Moderate
Location & terrain

Where is Kertih?

Kertih sits at 4.5°N, 103.4°E, 5 m above sea level, in Malaysia. The nearest listed city is Paka, 14 km away.

Topography around Kertih

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

Within 3 km, the terrain around Kertih has significant variations in elevation — a maximum elevation change of 361 m around an average of 25 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 564 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,536 m.

The land around Kertih is covered by trees (50%) and water (30%) within 3 km, water (47%) and trees (45%) within 16 km, and trees (51%) and water (46%) within 80 km.

3 km
361 m
16 km
564 m
80 km
1,536 m
treesgrasslandartificial surfacesbare terrainwatermangroves
January weather nearby: Paka 14 km · Dungun 29 km · Cukai 30 km · Kuantan 80 km · Marang 81 km · Kuala Terengganu 97 km · Kuala Nerus 107 km · Pekan 115 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 Kertih (4.5141°, 103.4483°, elevation 5 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).