Merlimau weather in January

In January, Merlimau sees average daytime highs of 30°C and overnight lows near 24°C, with 134 mm of rain across 17.5 wet days and about 11.9 hours of daylight. It is the 8th-warmest and 11th-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 4% 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 Merlimau's 9th-clearest and 1st-windiest month. For the whole year in context, see Merlimau's year-round climate.

Daytime high
30°
8th warmest
Overnight low
24°
1st coldest
Rainfall
134 mm
17.5 wet days
Daylight
11 h 54 min
7:23 AM – 7:16 PM
Cloud cover
84%
9th clearest
Wind
11 km/h
1st windiest
Solar energy
4.86 kWh/m²
Travel score
3.7
out of 10

Merlimau is mukim in Melaka, Malaysia.

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 30°C through the month.

A typical January day in Merlimau 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, January runs on par with December and about 1°C cooler than February.

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
163124
173124
183124
193124
203124
213124
223124
233124
243124
253124
263124
273124
283124
293124
303124
313124

How January really feels in Merlimau

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.

Merlimau weather by month

How January compares with the rest of the year at a glance. January is the 8th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 24°13417.511.93.7
Feb32° / 24°9213.511.93.5
Mar32° / 25°16922.4122.7
Apr32° / 25°20825.7122.5
May31° / 25°18225.412.12.7
Jun31° / 25°14221.712.13.1
Jul30° / 24°13921.812.13.3
Aug30° / 24°14922.212.13.3
Sep30° / 24°14521.9123.2
Oct31° / 24°19524.7122.9
Nov31° / 24°26327.311.92.6
Dec30° / 24°22424.111.93.1

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 4% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 10% of January, with mostly cloudy or overcast conditions the remaining 86%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11189
21288
31288
41387
51387
61486
71486
81486
91585
101585
111585
121585
131585
141486
151486
161486
171585
181585
191486
201486
211486
221486
231486
241486
251486
261486
271486
281387
291387
301387
311585

Chance of precipitation in January

Any precipitation

Merlimau gets around 134 mm of rain over 17.5 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 56% and peaks near 64% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
164
263
362
461
560
659
758
858
957
1056
1156
1256
1355
1455
1555
1655
1755
1855
1955
2055
2155
2255
2355
2455
2555
2654
2754
2853
2952
3051
3150

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 80% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
158213
258312
358312
458312
558312
668212
768212
868212
978112
1078112
1188012
1288012
1397912
1497912
15107911
16117811
17117811
18127810
19127810
20127810
2113789
2213789
2313789
2413789
2514788
2614788
2714788
2814797
2914797
3014797
3114797

Wind in January

Winds average 11 km/h in January, the windiest month of the year.

Across January, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

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 7:17 AM to 7:26 AM, and sunset from 7:10 PM to 7:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.97:177:10
211.97:187:10
311.97:187:11
411.97:187:11
511.97:197:12
611.97:197:12
711.97:207:13
811.97:207:13
911.97:207:13
1011.97:217:14
1111.97:217:14
1211.97:227:15
1311.97:227:15
1411.97:227:15
1511.97:237:16
1611.97:237:16
1711.97:237:17
1811.97:247:17
1911.97:247:17
2011.97:247:18
2111.97:247:18
2211.97:257:18
2311.97:257:19
2411.97:257:19
2511.97:257:19
2611.97:267:20
2711.97:267:20
2811.97:267:20
2911.97:267:20
3011.97:267:21
3111.97:267:21

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.86 kWh/m².

For context, solar energy here swings from a low near 4.32 kWh/m² to a high of 5.62 kWh/m² in March across the year — January's 4.86 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.6Bright
54.6Bright
64.7Bright
74.7Bright
84.7Bright
94.7Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.9Bright
154.9Bright
164.9Bright
174.9Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.1Bright
295.1Bright
305.1Bright
315.1Bright
Planning a trip in January

Hazard calendar for Merlimau

In seasonPeak

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

Merlimau 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 Merlimau?

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

3.7
Sightseeing
1st-best month of the year
5.3
Beach & pool
2nd-best month of the year

January is a weaker month for outdoor sightseeing in Merlimau.

What to pack for Merlimau in January

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

In January, Merlimau sees daytime highs around 30°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 18 days see rain.

light clothesrain gearsun protection

Sea temperature near Merlimau 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 offshore is warmest in May at about 30°C and coldest in January 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 Merlimau 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 Merlimau peaks around February 17 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 17UV 14Jul 10UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar14Extreme
Apr14Extreme
May12Extreme
Jun10Extreme
Jul10Extreme
Aug12Extreme
Sep13Extreme
Oct13Extreme
Nov11Extreme
Dec11Extreme

Air quality in Merlimau 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 Merlimau is worst in September — around 39 µg/m³ PM2.5 (poor), about 2.4× the cleanest month (February, 16 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateSep 1638 µg/m³Feb 816 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb16Moderate
Mar22Moderate
Apr28Moderate
May28Moderate
Jun28Moderate
Jul30Moderate
Aug34Moderate
Sep39Poor
Oct34Moderate
Nov23Moderate
Dec19Moderate
Location & terrain

Where is Merlimau?

Merlimau sits at 2.1°N, 102.4°E, 6 m above sea level, in Malaysia. The nearest listed city is Kampung Ayer Molek, 13 km away.

Topography around Merlimau

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

Within 3 km, the terrain around Merlimau has only modest variations in elevation — a maximum elevation change of 44 m around an average of 11 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 139 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,226 m.

The land around Merlimau is covered by trees (57%) within 3 km, trees (46%) and water (40%) within 16 km, and trees (52%) and water (43%) within 80 km.

3 km
44 m
16 km
139 m
80 km
1,226 m
treesgrasslandcroplandartificial surfacesbare terrainwatermangroves
January weather nearby: Kampung Ayer Molek 13 km · Kampung Bukit Baharu 17 km · Tangkak 19 km · Muar 20 km · Kampung Ayer Keroh 21 km · Malacca 21 km · Batu Berendam 23 km · Durian Tunggal 25 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 Merlimau (2.1449°, 102.4251°, elevation 6 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).