Simpang Renggam weather in January

In January, Simpang Renggam sees average daytime highs of 29°C and overnight lows near 24°C, with 168 mm of rain across 20.5 wet days and about 11.9 hours of daylight. It is the 11th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 3% 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 Simpang Renggam's 9th-clearest and 1st-windiest month. For the whole year in context, see Simpang Renggam's year-round climate.

Daytime high
29°
11th warmest
Overnight low
24°
1st coldest
Rainfall
168 mm
20.5 wet days
Daylight
11 h 54 min
7:19 AM – 7:13 PM
Cloud cover
84%
9th clearest
Wind
11 km/h
1st windiest
Solar energy
4.62 kWh/m²
Travel score
3.8
out of 10

Simpang Renggam is town in Kluang, Johor, Malaysia.

Founded
1979

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 29°C through the month.

A typical January day in Simpang Renggam reaches about 29°C in the afternoon and slips back to 24°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°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)
12924
22924
32924
42924
52924
62924
72924
82924
92924
102924
112924
122924
132924
142924
152924
162924
172924
182924
192924
203024
213024
223024
233024
243024
253024
263024
273024
283024
293024
303024
313024

How January really feels in Simpang Renggam

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.

Simpang Renggam weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 24°16820.511.93.8
Feb30° / 24°10715.311.93.8
Mar31° / 24°17022.4123.1
Apr31° / 25°21326.5122.7
May31° / 25°21227.412.12.7
Jun30° / 25°17623.712.13.1
Jul30° / 25°17223.612.13.4
Aug30° / 25°17924.212.13.3
Sep30° / 24°17624.3123.2
Oct30° / 24°23627.3122.9
Nov30° / 24°28828.311.92.7
Dec29° / 24°27425.611.93.2

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 3% 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 87%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11090
21090
31189
41288
51288
61387
71585
81585
91585
101684
111684
121684
131684
141585
151585
161585
171486
181585
191486
201486
211387
221387
231288
241288
251288
261288
271288
281288
291288
301288
311288

Chance of precipitation in January

Any precipitation

Simpang Renggam gets around 168 mm of rain over 20.5 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 66% and peaks near 73% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
173
273
373
472
572
671
771
870
969
1069
1168
1268
1367
1466
1566
1665
1764
1864
1963
2063
2162
2262
2362
2462
2562
2662
2761
2861
2960
3059
3158

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 78% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
127721
227721
327820
427820
527919
627919
727919
828018
937918
1037918
1137918
1237918
1337918
1447917
1547917
1647917
1757817
1857916
1957916
2067816
2167816
2267816
2367816
2477716
2577716
2677716
2777716
2877716
2967816
3067915
3167915

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
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
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 7:13 AM to 7:22 AM, and sunset from 7:07 PM to 7:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.97:137:07
211.97:137:07
311.97:147:08
411.97:147:08
511.97:157:09
611.97:157:09
711.97:167:10
811.97:167:10
911.97:167:10
1011.97:177:11
1111.97:177:11
1211.97:187:12
1311.97:187:12
1411.97:187:12
1511.97:197:13
1611.97:197:13
1711.97:197:14
1811.97:207:14
1911.97:207:14
2011.97:207:15
2111.97:207:15
2211.97:217:15
2311.97:217:16
2411.97:217:16
2511.97:217:16
2611.97:227:16
2711.97:227:17
2811.97:227:17
2911.97:227:17
3011.97:227:17
3111.97:227:18

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.62 kWh/m².

For context, solar energy here swings from a low near 4.09 kWh/m² to a high of 5.32 kWh/m² in March across the year — January's 4.62 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.2Bright
24.3Bright
34.3Bright
44.3Bright
54.4Bright
64.4Bright
74.4Bright
84.5Bright
94.5Bright
104.5Bright
114.5Bright
124.6Bright
134.6Bright
144.6Bright
154.7Bright
164.7Bright
174.7Bright
184.7Bright
194.7Bright
204.7Bright
214.7Bright
224.7Bright
234.8Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.8Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in January

Is January a good time to visit Simpang Renggam?

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

3.8
Sightseeing
1st-best month of the year
5.0
Beach & pool
2nd-best month of the year

January is a weaker month for outdoor sightseeing in Simpang Renggam.

What to pack for Simpang Renggam in January

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

In January, Simpang Renggam sees daytime highs around 29°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 21 days see rain.

light clothesrain gearsun protection

Sea temperature near Simpang Renggam 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 30 km away) 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
Sep29Tropical
Oct30Tropical
Nov29Tropical
Dec29Tropical

UV index in Simpang Renggam 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 Simpang Renggam peaks around February 19 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeExtremeFeb 19UV 15Jul 11UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar14Extreme
Apr14Extreme
May12Extreme
Jun10Extreme
Jul10Very high
Aug12Extreme
Sep13Extreme
Oct13Extreme
Nov11Extreme
Dec11Extreme

Air quality in Simpang Renggam 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 Simpang Renggam is worst in September — around 46 µg/m³ PM2.5 (poor), about 2.2× the cleanest month (February, 21 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateSep 1945 µg/m³Feb 821 µg/m³
PM2.5 (µg/m³)Level
Jan21Moderate
Feb21Moderate
Mar26Moderate
Apr32Moderate
May35Moderate
Jun33Moderate
Jul37Poor
Aug40Poor
Sep46Poor
Oct43Poor
Nov29Moderate
Dec22Moderate
Location & terrain

Where is Simpang Renggam?

Simpang Renggam sits at 1.8°N, 103.3°E, 30 m above sea level, in Malaysia. The nearest listed city is Kampung Simpang Renggam, 1.0 km away.

Topography around Simpang Renggam

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

Within 3 km, the terrain around Simpang Renggam has only modest variations in elevation — a maximum elevation change of 73 m around an average of 18 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 186 m; within 80 km, large variations in elevation — a maximum elevation change of 1,029 m.

The land around Simpang Renggam is covered by trees (72%) within 3 km, trees (89%) within 16 km, and trees (64%) and water (29%) within 80 km.

3 km
73 m
16 km
186 m
80 km
1,029 m
treesgrasslandcroplandartificial surfacesbare terrainwatermangroves
January weather nearby: Kampung Simpang Renggam 1.0 km · Kawasan Penempatan Ulu Sungai Benut 9.0 km · Kawasan Penempatan Ulu Benut Lima 9.0 km · Kawasan Penempatan Ulu Benut Tiga 9.0 km · Parit Raja 23 km · Kluang 23 km · Kampung Sedenak 27 km · Bandar Tenggara 34 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 Simpang Renggam (1.825°, 103.3107°, elevation 30 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. 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).