Sijunjung weather in January

In January, Sijunjung sees average daytime highs of 28°C and overnight lows near 21°C, with 245 mm of rain across 26.8 wet days and about 12 hours of daylight. It is the 12th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°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 12 hours at the start of January to 12 hours by month's end. Set against the rest of the year, January is Sijunjung's 10th-clearest and 9th-windiest month. For the whole year in context, see Sijunjung's year-round climate.

Daytime high
28°
12th warmest
Overnight low
21°
3rd coldest
Rainfall
245 mm
26.8 wet days
Daylight
12 hours
6:24 AM – 6:26 PM
Cloud cover
91%
10th clearest
Wind
4 km/h
9th windiest
Solar energy
4.17 kWh/m²
Travel score
3.3
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical January day in Sijunjung reaches about 28°C in the afternoon and slips back to 21°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 30°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)
12921
22921
32921
42921
52921
62921
72921
82921
92921
102921
112821
122821
132821
142821
152821
162821
172821
182821
192821
202821
212821
222821
232821
242821
252821
262821
272821
282821
292921
302921
312921

How January really feels in Sijunjung

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.

Sijunjung 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
Jan28° / 21°24526.8123.3
Feb29° / 21°18223.3123.3
Mar30° / 21°21526.4123.1
Apr30° / 22°23627.2122.8
May30° / 22°14524123.2
Jun30° / 21°10220.1123.6
Jul30° / 21°11219.4123.8
Aug30° / 21°12820.2123.6
Sep30° / 21°15123.1123.3
Oct30° / 22°17625.7123.1
Nov29° / 22°26127.1123.0
Dec29° / 21°25526.8123.2

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 96%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1496
2397
3496
4496
5496
6496
7496
8496
9496
10496
11496
12496
13496
14496
15496
16397
17397
18397
19397
20397
21397
22397
23397
24397
25397
26397
27397
28397
29397
30397
31397

Chance of precipitation in January

Any precipitation

Sijunjung gets around 245 mm of rain over 26.8 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 87% and peaks near 88% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
185
285
385
485
585
685
785
886
986
1087
1187
1288
1388
1488
1588
1688
1788
1888
1988
2088
2187
2287
2387
2487
2586
2686
2786
2886
2986
3086
3186

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 71% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)
12179
22278
32377
42377
52476
62476
72575
82575
92674
102674
112773
122773
132872
142872
152971
162971
173070
183070
193070
203070
213070
223169
233169
243268
253367
263367
273466
283466
293565
303565
313565

Wind in January

Winds average 4 km/h in January.

Across January, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 12 hours at the start of January to 12 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over January. Sunrise moves from 6:18 AM to 6:29 AM, and sunset from 6:20 PM to 6:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:186:20
212.06:196:21
312.06:196:21
412.06:196:22
512.06:206:22
612.06:206:23
712.06:216:23
812.06:216:23
912.06:226:24
1012.06:226:24
1112.06:226:25
1212.06:236:25
1312.06:236:25
1412.06:246:26
1512.06:246:26
1612.06:246:26
1712.06:256:27
1812.06:256:27
1912.06:256:27
2012.06:266:28
2112.06:266:28
2212.06:266:28
2312.06:276:29
2412.06:276:29
2512.06:276:29
2612.06:276:29
2712.06:286:30
2812.06:286:30
2912.06:286:30
3012.06:286:30
3112.06:296:30

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.17 kWh/m².

For context, solar energy here swings from a low near 3.93 kWh/m² to a high of 4.9 kWh/m² in September across the year — January's 4.17 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.0Bright
24.0Bright
34.1Bright
44.1Bright
54.1Bright
64.1Bright
74.1Bright
84.1Bright
94.1Bright
104.1Bright
114.1Bright
124.2Bright
134.2Bright
144.2Bright
154.2Bright
164.2Bright
174.2Bright
184.2Bright
194.2Bright
204.2Bright
214.2Bright
224.2Bright
234.2Bright
244.2Bright
254.3Bright
264.3Bright
274.3Bright
284.3Bright
294.3Bright
304.3Bright
314.3Bright
Planning a trip in January

Is January a good time to visit Sijunjung?

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

3.3
Sightseeing
4th-best month of the year
4.0
Beach & pool
10th-best month of the year

January is a weaker month for outdoor sightseeing in Sijunjung.

What to pack for Sijunjung in January

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

In January, Sijunjung sees daytime highs around 28°C and nights near 21°C. Pack light clothes and rain gear. About 27 days see rain.

light clothesrain gear

Sea temperature near Sijunjung 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 70 km away) is warmest in May at about 30°C and coldest in October 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
Feb30Tropical
Mar30Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Sijunjung in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sijunjung peaks around February 15 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 15UV 16Jun 23UV 11
UV index (midday)Level
Jan14Extreme
Feb16Extreme
Mar14Extreme
Apr14Extreme
May12Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep14Extreme
Oct14Extreme
Nov12Extreme
Dec13Extreme

Air quality in Sijunjung 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 Sijunjung is worst in September — around 38 µg/m³ PM2.5 (poor), about 2.2× the cleanest month (December, 17 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateSep 2338 µg/m³Dec 2018 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb21Moderate
Mar22Moderate
Apr21Moderate
May21Moderate
Jun21Moderate
Jul22Moderate
Aug26Moderate
Sep38Poor
Oct38Poor
Nov20Moderate
Dec17Moderate
Location & terrain

Where is Sijunjung?

Sijunjung sits at 0.7°S, 101.0°E, 167 m above sea level, in Indonesia. The nearest listed city is Solok, 37 km away.

Topography around Sijunjung

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

Within 3 km, the terrain around Sijunjung has significant variations in elevation — a maximum elevation change of 271 m around an average of 192 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,104 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,877 m.

The land around Sijunjung is covered by trees (87%) within 3 km, trees (95%) within 16 km, and trees (93%) within 80 km.

3 km
271 m
16 km
1,104 m
80 km
2,877 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Solok 37 km · Payakumbuh 66 km · Padangpanjang 69 km · Padang 75 km · Bukittinggi 80 km · Pariaman 96 km · Pekanbaru 145 km · Muara Bungo 154 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 Sijunjung (-0.7005°, 100.9774°, elevation 167 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).