Bandar weather in April

In April, Bandar sees average daytime highs of 31°C and overnight lows near 23°C, with 254 mm of rain across 28.4 wet days and about 12 hours of daylight. It is the 5th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 1% of the time in April, and the air most often feels oppressive.

Daylight stretches from about 12 hours at the start of April to 12 h 06 min by month's end. Set against the rest of the year, April is Bandar's 9th-clearest and 9th-windiest month. For the whole year in context, see Bandar's year-round climate.

Daytime high
31°
5th warmest
Overnight low
23°
11th coldest
Rainfall
254 mm
28.4 wet days
Daylight
12 hours
6:20 AM – 6:23 PM
Cloud cover
88%
9th clearest
Wind
3 km/h
9th windiest
Solar energy
5.01 kWh/m²
Travel score
2.4
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical April day in Bandar reaches about 31°C in the afternoon and slips back to 23°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 33°C. Set against its neighbours, April runs on par with March and on par with May.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13123
23123
33123
43123
53123
63123
73123
83123
93123
103123
113123
123123
133123
143123
153123
163123
173123
183123
193123
203123
213123
223123
233123
243123
253123
263123
273123
283123
293123
303123

How April really feels in Bandar

Once humidity and wind are folded in, April averages 30 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
30
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in April is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Bandar weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°23127.111.93.0
Feb30° / 22°18223.811.92.9
Mar31° / 22°22827.6122.6
Apr31° / 23°25428.4122.4
May31° / 23°21226.512.12.7
Jun31° / 23°15020.812.13.1
Jul31° / 22°15821.312.13.1
Aug31° / 22°19324.512.12.8
Sep31° / 22°25826.5122.7
Oct30° / 22°29928.5122.7
Nov30° / 22°34429.211.92.6
Dec29° / 22°32328.911.92.8

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 5% of April, with mostly cloudy or overcast conditions the remaining 94%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1496
2496
3595
4595
5595
6595
7595
8694
9694
10694
11694
12793
13793
14793
15793
16793
17793
18793
19892
20892
21892
22892
23892
24793
25793
26793
27793
28694
29694
30595

Chance of precipitation in April

Any precipitation

Bandar gets around 254 mm of rain over 28.4 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 95% and peaks near 95% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
195
295
395
495
595
695
795
895
994
1094
1194
1294
1394
1494
1594
1694
1794
1894
1994
2094
2194
2295
2395
2495
2595
2695
2795
2895
2995
3094

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

Most of April feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, April lands in the oppressive band about 81% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
19010
28911
38911
48812
58713
68713
78614
88515
98515
108416
118416
128317
138218
148218
158119
168119
178020
188020
197921
207921
217822
227723
237723
247624
257525
267426
277327
287228
297129
307129

Wind in April

Winds average 3 km/h in April.

Across April, daily wind ranges from about 3 km/h on the calmest days to 3 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
13calm
23calm
33calm
43calm
53calm
63calm
73calm
83calm
93calm
103calm
113calm
123calm
133calm
143calm
153calm
163calm
173calm
183calm
193calm
203calm
213calm
223calm
233calm
243calm
253calm
263calm
273calm
283calm
293calm
303calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 hours at the start of April to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over April. Sunrise moves from 6:25 AM to 6:16 AM, and sunset from 6:26 PM to 6:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:256:26
212.06:256:26
312.06:246:26
412.06:246:25
512.06:246:25
612.06:236:25
712.06:236:25
812.06:236:24
912.06:226:24
1012.06:226:24
1112.06:226:24
1212.06:216:23
1312.06:216:23
1412.06:216:23
1512.06:206:23
1612.06:206:23
1712.06:206:22
1812.06:196:22
1912.16:196:22
2012.16:196:22
2112.16:186:22
2212.16:186:21
2312.16:186:21
2412.16:186:21
2512.16:176:21
2612.16:176:21
2712.16:176:21
2812.16:176:21
2912.16:166:21
3012.16:166:20

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.01 kWh/m².

For context, solar energy here swings from a low near 4.03 kWh/m² to a high of 5.15 kWh/m² in March across the year — April's 5.01 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.1Bright
75.1Bright
85.1Bright
95.1Bright
105.1Bright
115.1Bright
125.1Bright
135.1Bright
145.1Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
224.9Bright
234.9Bright
244.9Bright
254.9Bright
264.9Bright
274.8Bright
284.8Bright
294.8Bright
304.8Bright
Planning a trip in April

Is April a good time to visit Bandar?

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

2.4
Sightseeing
12th-best month of the year
3.6
Beach & pool
11th-best month of the year

April is a weaker month for outdoor sightseeing in Bandar.

What to pack for Bandar in April

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

In April, Bandar sees daytime highs around 31°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 28 days see rain.

light clothesrain gearsun protection

UV index in Bandar in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April 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 Bandar peaks around February 21 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 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 15Jun 18UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May12Extreme
Jun10Extreme
Jul11Extreme
Aug12Extreme
Sep14Extreme
Oct14Extreme
Nov12Extreme
Dec12Extreme

Air quality in Bandar in April

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where April falls, not just the annual average.

Air quality in Bandar is worst in October — around 37 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateOct 1037 µg/m³Dec 1725 µg/m³
PM2.5 (µg/m³)Level
Jan26Moderate
Feb30Moderate
Mar33Moderate
Apr31Moderate
May29Moderate
Jun27Moderate
Jul30Moderate
Aug32Moderate
Sep36Poor
Oct37Poor
Nov26Moderate
Dec25Moderate
Location & terrain

Where is Bandar?

Bandar sits at 2.0°N, 99.8°E, 73 m above sea level, in Indonesia. The nearest listed city is Rantauprapat, 11 km away.

Topography around Bandar

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

Within 3 km, the terrain around Bandar has significant variations in elevation — a maximum elevation change of 267 m around an average of 93 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,107 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,257 m.

The land around Bandar is covered by trees (97%) within 3 km, trees (96%) within 16 km, and trees (91%) within 80 km.

3 km
267 m
16 km
1,107 m
80 km
2,257 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Rantauprapat 11 km · Tarutung 87 km · Padangsidempuan 92 km · Tanjungbalai 102 km · Kisaran 105 km · Teluk Nibung 106 km · Sibolga 113 km · Pematangsiantar 126 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 Bandar (2.05°, 99.75°, elevation 73 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. 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).