Pekan Bahapal weather in January

In January, Pekan Bahapal sees average daytime highs of 30°C and overnight lows near 22°C, with 187 mm of rain across 25.8 wet days and about 11.8 hours of daylight. It is the 10th-warmest and 8th-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 3% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 11 h 48 min at the start of January to 11 h 54 min by month's end. Set against the rest of the year, January is Pekan Bahapal's 5th-clearest and 2nd-windiest month. For the whole year in context, see Pekan Bahapal's year-round climate.

Daytime high
30°
10th warmest
Overnight low
22°
2nd coldest
Rainfall
187 mm
25.8 wet days
Daylight
11 h 48 min
6:37 AM – 6:28 PM
Cloud cover
84%
5th clearest
Wind
5 km/h
2nd windiest
Solar energy
4.7 kWh/m²
Travel score
3.1
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 Pekan Bahapal reaches about 30°C in the afternoon and slips back to 22°C overnight — a 8°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 on par with February.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13022
23022
33022
43022
53022
63022
73022
83022
93022
103022
113022
123022
133022
143022
153022
163022
173022
183022
193022
203022
213022
223022
233022
243022
253022
263022
273022
283022
293022
303022
313022

How January really feels in Pekan Bahapal

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.

Pekan Bahapal weather by month

How January compares with the rest of the year at a glance. January is the 10th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°18725.811.83.1
Feb30° / 22°14722.311.93.0
Mar31° / 23°17924.7122.8
Apr31° / 23°21527.712.12.4
May31° / 23°22827.712.12.5
Jun31° / 23°17524.112.22.8
Jul31° / 23°18424.612.22.9
Aug31° / 23°21826.812.12.7
Sep30° / 23°29828.8122.5
Oct30° / 23°32029.711.92.6
Nov30° / 23°31129.211.92.6
Dec30° / 23°26728.411.82.9

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 11% of January, with mostly cloudy or overcast conditions the remaining 87%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1892
2991
31090
41189
51189
61189
71288
81189
91288
101288
111288
121387
131387
141387
151387
161486
171585
181585
191585
201585
211585
221585
231585
241585
251585
261585
271684
281684
291684
301684
311684

Chance of precipitation in January

Any precipitation

Pekan Bahapal gets around 187 mm of rain over 25.8 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 83% and peaks near 87% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
187
286
386
486
585
685
785
885
985
1085
1184
1284
1384
1484
1584
1684
1783
1883
1983
2082
2182
2282
2382
2481
2581
2681
2781
2881
2981
3081
3180

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 94% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
11963
21963
32953
42953
52953
62953
72953
82953
93943
103943
113943
123943
133943
143943
153943
163943
173943
183943
193943
203943
213943
223943
233943
243943
253943
263943
273943
283943
293943
303943
313943

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 48 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 6 minutes over January. Sunrise moves from 6:32 AM to 6:41 AM, and sunset from 6:21 PM to 6:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:326:21
211.86:326:22
311.86:336:22
411.86:336:23
511.86:336:23
611.86:346:23
711.86:346:24
811.86:356:24
911.86:356:25
1011.86:356:25
1111.86:366:26
1211.86:366:26
1311.86:366:27
1411.86:376:27
1511.86:376:27
1611.86:376:28
1711.86:386:28
1811.86:386:29
1911.86:386:29
2011.86:396:29
2111.86:396:30
2211.86:396:30
2311.86:396:30
2411.96:406:31
2511.96:406:31
2611.96:406:31
2711.96:406:32
2811.96:406:32
2911.96:406:32
3011.96:416:32
3111.96:416:33

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.7 kWh/m².

For context, solar energy here swings from a low near 4.13 kWh/m² to a high of 5.36 kWh/m² in March across the year — January's 4.7 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.4Bright
24.4Bright
34.4Bright
44.4Bright
54.5Bright
64.5Bright
74.5Bright
84.5Bright
94.6Bright
104.6Bright
114.6Bright
124.6Bright
134.7Bright
144.7Bright
154.7Bright
164.7Bright
174.7Bright
184.8Bright
194.8Bright
204.8Bright
214.8Bright
224.8Bright
234.8Bright
244.8Bright
254.9Bright
264.9Bright
274.9Bright
284.9Bright
294.9Bright
305.0Bright
315.0Bright
Planning a trip in January

Hazard calendar for Pekan Bahapal

In seasonPeak

None of Pekan Bahapal's seasonal hazards are active in January. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Pekan Bahapal sits in the North Indian Ocean cyclone zone; the season peaks May and October–November.

Cyclone
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is January a good time to visit Pekan Bahapal?

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

3.1
Sightseeing
1st-best month of the year
4.2
Beach & pool
3rd-best month of the year

January is a weaker month for outdoor sightseeing in Pekan Bahapal.

What to pack for Pekan Bahapal in January

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

In January, Pekan Bahapal sees daytime highs around 30°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 26 days see rain.

light clothesrain gearsun protection

Sea temperature near Pekan Bahapal in January

The nearest coast averages about 29°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 37 km away) is warmest in June at about 30°C and coldest in January near 29°C.

The water stays above 20°C all year — warm enough for a swim any month.

28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Pekan Bahapal 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 Pekan Bahapal 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
Apr13Extreme
May12Extreme
Jun10Extreme
Jul10Extreme
Aug12Extreme
Sep13Extreme
Oct13Extreme
Nov11Extreme
Dec10Extreme

Air quality in Pekan Bahapal 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 Pekan Bahapal is worst in October — around 40 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModeratePoorModerateOct 1039 µg/m³Dec 1729 µg/m³
PM2.5 (µg/m³)Level
Jan31Moderate
Feb35Moderate
Mar38Poor
Apr36Poor
May34Moderate
Jun33Moderate
Jul33Moderate
Aug34Moderate
Sep39Poor
Oct40Poor
Nov31Moderate
Dec29Moderate
Location & terrain

Where is Pekan Bahapal?

Pekan Bahapal sits at 3.1°N, 99.2°E, 1,000 m above sea level, in Indonesia. The nearest listed city is Pematangsiantar, 21 km away.

Topography around Pekan Bahapal

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

Within 3 km, the terrain around Pekan Bahapal has only modest variations in elevation — a maximum elevation change of 66 m around an average of 133 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 318 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,189 m.

The land around Pekan Bahapal is covered by trees (84%) within 3 km, trees (85%) within 16 km, and trees (61%) and water (25%) within 80 km.

3 km
66 m
16 km
318 m
80 km
2,189 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Pematangsiantar 21 km · Tebingtinggi 24 km · Kisaran 51 km · Perbaungan 56 km · Percut 67 km · Deli Tua 70 km · Tanjungbalai 71 km · Teluk Nibung 72 km

Indonesia travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 29% of US
price level, 2025
GDP per capita
$5,060
2025
Happiness
5.6 / 10
World Happiness, 2025
Safe drinking water
30%
of population, 2024
Homicide rate
0.3
per 100k, 2022
Road deaths
11.3
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 471
Religion
Muslim 87%Protestant 8%Roman Catholic 3%Hindu 2%

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 Pekan Bahapal (3.1131°, 99.1735°, elevation 1,000 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).