Simpang weather in January

In January, Simpang sees average daytime highs of 30°C and overnight lows near 24°C, with 275 mm of rain across 27.3 wet days and about 12.1 hours of daylight. It is the 12th-warmest and 5th-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 1% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 12 h 06 min at the start of January to 12 h 06 min by month's end. Set against the rest of the year, January is Simpang's 10th-clearest and 1st-windiest month. For the whole year in context, see Simpang's year-round climate.

Daytime high
30°
12th warmest
Overnight low
24°
4th coldest
Rainfall
275 mm
27.3 wet days
Daylight
12 h 06 min
6:11 AM – 6:15 PM
Cloud cover
91%
10th clearest
Wind
8 km/h
1st windiest
Solar energy
4.45 kWh/m²
Travel score
3.0
out of 10

Simpang is subdistrict in East Tanjung Jabung Regency, Jambi, Indonesia.

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 Simpang reaches about 30°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 on par with 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
163024
173024
183024
193024
203024
213024
223024
233024
243024
253024
262924
272924
282924
292924
303024
313024

How January really feels in Simpang

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 weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 24°27527.312.13.0
Feb30° / 24°21923.2123.0
Mar31° / 24°28328.2122.6
Apr31° / 24°28728.5122.3
May31° / 24°22427.311.92.5
Jun31° / 24°15121.211.93.1
Jul31° / 24°14419.411.93.4
Aug31° / 24°14118.9123.4
Sep31° / 24°16617.6123.3
Oct31° / 24°27325.3122.7
Nov31° / 24°32128.712.12.4
Dec30° / 24°32728.812.12.7

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 4% of January, with mostly cloudy or overcast conditions the remaining 96%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1397
2397
3397
4397
5397
6397
7397
8397
9397
10496
11496
12496
13496
14595
15595
16595
17595
18595
19595
20595
21595
22595
23595
24595
25595
26595
27595
28595
29595
30595
31595

Chance of precipitation in January

Any precipitation

Simpang gets around 275 mm of rain over 27.3 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 88% and peaks near 91% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
191
290
390
490
590
690
790
890
990
1090
1190
1289
1389
1489
1588
1688
1788
1887
1987
2087
2187
2287
2386
2486
2586
2686
2786
2886
2986
3085
3185

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 66% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
106040
206139
306139
406238
506238
616237
716237
816336
916336
1016435
1116435
1216534
1316534
1406634
1506733
1606733
1706733
1806733
1906832
2006832
2106832
2206832
2306832
2406832
2506832
2606832
2706832
2806832
2906931
3006931
3107030

Wind in January

Winds average 8 km/h in January, the windiest month of the year.

Across January, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 12 h 06 min at the start of January to 12 h 06 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 6:05 AM to 6:15 AM, and sunset from 6:09 PM to 6:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:056:09
212.16:056:09
312.16:066:10
412.16:066:10
512.16:066:11
612.16:076:11
712.16:076:12
812.16:086:12
912.16:086:12
1012.16:096:13
1112.16:096:13
1212.16:096:13
1312.16:106:14
1412.16:106:14
1512.16:116:15
1612.16:116:15
1712.16:116:15
1812.16:126:16
1912.16:126:16
2012.16:126:16
2112.16:136:16
2212.16:136:17
2312.16:136:17
2412.16:146:17
2512.16:146:17
2612.16:146:18
2712.16:146:18
2812.16:156:18
2912.16:156:18
3012.16:156:18
3112.16:156:19

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.45 kWh/m².

For context, solar energy here swings from a low near 4.08 kWh/m² to a high of 5.51 kWh/m² in September across the year — January's 4.45 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.2Bright
24.3Bright
34.3Bright
44.3Bright
54.3Bright
64.3Bright
74.4Bright
84.4Bright
94.4Bright
104.4Bright
114.4Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.5Bright
184.5Bright
194.5Bright
204.5Bright
214.5Bright
224.5Bright
234.5Bright
244.5Bright
254.5Bright
264.5Bright
274.5Bright
284.5Bright
294.5Bright
304.5Bright
314.6Bright
Planning a trip in January

Is January a good time to visit Simpang?

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

3.0
Sightseeing
5th-best month of the year
4.0
Beach & pool
7th-best month of the year

January is a weaker month for outdoor sightseeing in Simpang.

What to pack for Simpang in January

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

In January, Simpang sees daytime highs around 30°C and nights near 24°C. Pack light clothes and rain gear. About 27 days see rain.

light clothesrain gear

Sea temperature near Simpang 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 43 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
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Simpang 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 peaks around February 18 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 18UV 15Jun 23UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar14Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug12Extreme
Sep12Extreme
Oct14Extreme
Nov11Extreme
Dec11Extreme

Air quality in Simpang 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 is worst in September — around 136 µg/m³ PM2.5 (unhealthy), about 9.4× the cleanest month (January, 15 µg/m³).

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

0306090120150JanFebMarAprMayJunJulAugSepOctNovDecModerateUnhealthyModerateSep 20132 µg/m³Jan 1315 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb15Moderate
Mar16Moderate
Apr17Moderate
May18Moderate
Jun22Moderate
Jul40Poor
Aug77Unhealthy
Sep136Unhealthy
Oct115Unhealthy
Nov22Moderate
Dec15Moderate
Location & terrain

Where is Simpang?

Simpang sits at 1.3°S, 104.1°E, 5 m above sea level, in Indonesia. The nearest listed city is Mendaha, 62 km away.

Topography around Simpang

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

Within 3 km, the terrain around Simpang has only modest variations in elevation — a maximum elevation change of 14 m around an average of 3 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 36 m; within 80 km, only modest variations in elevation — a maximum elevation change of 118 m.

The land around Simpang is covered by cropland (33%), grassland (29%) and trees (26%) within 3 km, trees (66%) within 16 km, and trees (48%) and water (41%) within 80 km.

3 km
14 m
16 km
36 m
80 km
118 m
treesshrubsgrasslandcroplandwatermangroves
January weather nearby: Mendaha 62 km · Jambi City 65 km · Kuala Tungkal 86 km · Muntok 148 km · Palembang 197 km · Muara Bungo 222 km · Indralaya 230 km · Sungailiat 234 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 Simpang (-1.2642°, 104.097°, 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. 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).