Binjai weather in August

In August, Binjai sees average daytime highs of 32°C and overnight lows near 22°C, with 213 mm of rain across 26.8 wet days and about 12.1 hours of daylight. It is the 3rd-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 2% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 12 h 12 min at the start of August to 12 h 06 min by month's end. Set against the rest of the year, August is Binjai's 6th-clearest and 8th-windiest month. For the whole year in context, see Binjai's year-round climate.

Daytime high
32°
3rd warmest
Overnight low
22°
8th coldest
Rainfall
213 mm
26.8 wet days
Daylight
12 h 06 min
6:27 AM – 6:34 PM
Cloud cover
87%
6th clearest
Wind
4 km/h
8th windiest
Solar energy
5.16 kWh/m²
Travel score
2.4
out of 10

Binjai is city in North Sumatra Province, Indonesia.

Density
3,095/km²
people per km²
Founded
1872

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical August day in Binjai reaches about 32°C in the afternoon and slips back to 22°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 34°C. Set against its neighbours, August runs on par with July and about 1°C warmer than September.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13222
23222
33222
43222
53222
63222
73222
83222
93222
103222
113222
123222
133222
143222
153222
163222
173222
183222
193222
203122
213122
223122
233122
243122
253122
263122
273122
283122
293122
303122
313122

How August really feels in Binjai

Once humidity and wind are folded in, August 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 August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Binjai weather by month

How August compares with the rest of the year at a glance. August is the 3rd-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°23726.311.83.1
Feb30° / 22°1782211.93.1
Mar31° / 22°21125.4122.8
Apr31° / 22°25328.112.12.4
May32° / 22°2662812.22.3
Jun32° / 22°18924.412.22.5
Jul32° / 22°18624.912.22.6
Aug32° / 22°21326.812.12.4
Sep31° / 22°30628.6122.4
Oct30° / 22°33829.611.92.5
Nov30° / 22°35828.811.82.7
Dec29° / 22°34528.711.82.9

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 7% of August, with mostly cloudy or overcast conditions the remaining 92%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11387
21288
31288
41288
51288
61189
71189
81189
9991
10991
11991
12991
13991
14892
15892
16793
17793
18793
19793
20793
21793
22793
23793
24793
25694
26694
27595
28595
29595
30595
31595

Chance of precipitation in August

Any precipitation

Binjai gets around 213 mm of rain over 26.8 wet days in August. 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 93% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
180
280
381
481
581
682
782
883
984
1084
1185
1286
1387
1487
1588
1689
1789
1889
1990
2090
2190
2291
2391
2491
2591
2691
2792
2892
2992
3093
3193

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the oppressive band about 95% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
16931
27921
37921
47921
57921
67921
77921
87921
97921
106940
116940
126940
135950
145950
155950
164960
174960
184960
194960
203970
213961
223961
233961
243961
252971
262971
272971
282971
292971
302971
312971

Wind in August

Winds average 4 km/h in August.

Across August, 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 August

DaylightNight

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

Days shrink by about 6 minutes over August. Sunrise moves from 6:27 AM to 6:24 AM, and sunset from 6:37 PM to 6:28 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:276:37
212.26:276:37
312.26:276:37
412.26:276:36
512.16:276:36
612.16:276:36
712.16:276:36
812.16:276:36
912.16:276:35
1012.16:276:35
1112.16:276:35
1212.16:276:35
1312.16:276:35
1412.16:276:34
1512.16:276:34
1612.16:276:34
1712.16:266:33
1812.16:266:33
1912.16:266:33
2012.16:266:32
2112.16:266:32
2212.16:266:32
2312.16:266:31
2412.16:256:31
2512.16:256:31
2612.16:256:30
2712.16:256:30
2812.16:256:30
2912.16:246:29
3012.16:246:29
3112.16:246:28

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.16 kWh/m².

For context, solar energy here swings from a low near 3.95 kWh/m² to a high of 5.37 kWh/m² in March across the year — August's 5.16 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.2Bright
125.2Bright
135.2Bright
145.2Bright
155.2Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
315.1Bright
Planning a trip in August

Hazard calendar for Binjai

In seasonPeak

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

Binjai 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 August a good time to visit Binjai?

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

2.4
Sightseeing
9th-best month of the year
3.8
Beach & pool
7th-best month of the year

August is a weaker month for outdoor sightseeing in Binjai.

What to pack for Binjai in August

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

In August, Binjai sees daytime highs around 32°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 27 days see rain.

light clothesrain gearsun protection

Sea temperature near Binjai in August

The nearest coast averages about 30°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 53 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
Mar30Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Binjai in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Binjai peaks around February 22 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 22UV 14Jul 10UV 10
UV index (midday)Level
Jan12Extreme
Feb14Extreme
Mar14Extreme
Apr12Extreme
May12Extreme
Jun11Extreme
Jul10Extreme
Aug11Extreme
Sep14Extreme
Oct12Extreme
Nov11Extreme
Dec11Extreme

Air quality in Binjai in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Binjai is worst in March — around 34 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 2434 µg/m³Dec 1626 µg/m³
PM2.5 (µg/m³)Level
Jan28Moderate
Feb30Moderate
Mar34Moderate
Apr34Moderate
May32Moderate
Jun31Moderate
Jul31Moderate
Aug31Moderate
Sep34Moderate
Oct34Moderate
Nov28Moderate
Dec26Moderate
Location & terrain

Where is Binjai?

Binjai sits at 3.6°N, 98.5°E, 34 m above sea level, in Indonesia. The nearest listed city is Sunggal, 15 km away.

Topography around Binjai

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

Within 3 km, the terrain around Binjai has only modest variations in elevation — a maximum elevation change of 35 m around an average of 36 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 153 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,973 m.

The land around Binjai is covered by trees (57%) and artificial surfaces (38%) within 3 km, trees (70%) within 16 km, and trees (66%) and water (21%) within 80 km.

3 km
35 m
16 km
153 m
80 km
2,973 m
treesgrasslandcroplandartificial surfaceswatermangroves
August weather nearby: Sunggal 15 km · Stabat 15 km · Medan 20 km · Deli Tua 24 km · Belawan 29 km · Labuhan Deli 35 km · Percut 42 km · Berastagi 45 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 Binjai (3.6001°, 98.4854°, elevation 34 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).