Julau weather in August

In August, Julau sees average daytime highs of 31°C and overnight lows near 23°C, with 184 mm of rain across 21.5 wet days and about 12.1 hours of daylight. It is the 1st-warmest and 10th-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 5% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 12 h 06 min at the start of August to 12 hours by month's end. Set against the rest of the year, August is Julau's 3rd-clearest and 4th-windiest month. For the whole year in context, see Julau's year-round climate.

Daytime high
31°
1st warmest
Overnight low
23°
8th coldest
Rainfall
184 mm
21.5 wet days
Daylight
12 h 06 min
6:34 AM – 6:38 PM
Cloud cover
80%
3rd clearest
Wind
4 km/h
4th windiest
Solar energy
4.99 kWh/m²
Travel score
3.1
out of 10

Julau is town in Malaysia.

Density
9/km²
people per km²

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 31°C through the month.

A typical August day in Julau 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, August runs on par with July and on par with September.

20°25°30°35°151015202531
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
313123

How August really feels in Julau

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.

Julau weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°30227.311.92.9
Feb30° / 23°23523.111.93.0
Mar31° / 23°22126.4122.8
Apr31° / 24°23026.7122.6
May31° / 24°20425.412.12.8
Jun31° / 24°16721.512.13.1
Jul31° / 23°1642012.13.3
Aug31° / 23°18421.512.13.1
Sep31° / 23°23724.7122.8
Oct30° / 23°25827.8122.7
Nov30° / 23°28128.311.92.6
Dec30° / 23°30728.711.92.7

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 5% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 10% of August, with mostly cloudy or overcast conditions the remaining 84%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12080
22080
31981
41981
51981
61981
71981
81981
91882
101882
111882
121882
131783
141783
151684
161684
171585
181585
191585
201585
211486
221486
231387
241288
251288
261189
271288
281288
291288
301288
311288

Chance of precipitation in August

Any precipitation

Julau gets around 184 mm of rain over 21.5 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 69% and peaks near 80% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
161
261
361
462
562
662
763
863
964
1065
1165
1266
1367
1467
1568
1669
1770
1871
1971
2072
2173
2274
2374
2475
2576
2677
2778
2878
2979
3080
3180

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 59% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
105644
205644
305644
405644
505644
605743
705743
815643
915742
1015841
1115841
1215940
1315940
1416039
1516039
1616138
1716138
1816138
1916237
2016237
2116237
2216138
2316138
2416138
2516039
2606139
2706040
2806040
2905941
3005941
3105941

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 06 min at the start of August to 12 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over August. Sunrise moves from 6:36 AM to 6:31 AM, and sunset from 6:41 PM to 6:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:366:41
212.16:366:41
312.16:366:41
412.16:366:41
512.16:366:41
612.16:366:40
712.16:356:40
812.16:356:40
912.16:356:40
1012.16:356:40
1112.16:356:40
1212.16:356:39
1312.16:356:39
1412.16:356:39
1512.16:356:39
1612.16:346:38
1712.16:346:38
1812.16:346:38
1912.16:346:38
2012.16:346:37
2112.16:346:37
2212.16:336:37
2312.16:336:36
2412.16:336:36
2512.16:336:36
2612.06:326:35
2712.06:326:35
2812.06:326:35
2912.06:326:34
3012.06:316:34
3112.06:316:34

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.99 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.91 kWh/m² to a high of 4.99 kWh/m² in August across the year — August's 4.99 kWh/m² sits near the top of that range.

0246151015202531
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
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
204.9Bright
214.9Bright
224.9Bright
234.9Bright
244.9Bright
254.9Bright
264.9Bright
274.8Bright
284.8Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in August

Is August a good time to visit Julau?

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

3.1
Sightseeing
2nd-best month of the year
4.7
Beach & pool
2nd-best month of the year

August is a weaker month for outdoor sightseeing in Julau.

What to pack for Julau in August

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

In August, Julau sees daytime highs around 31°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 22 days see rain.

light clothesrain gearsun protection

UV index in Julau in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Julau peaks around March 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 14 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 15UV 15Jul 14UV 11
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar16Extreme
Apr15Extreme
May14Extreme
Jun12Extreme
Jul11Extreme
Aug13Extreme
Sep13Extreme
Oct14Extreme
Nov12Extreme
Dec11Extreme

Air quality in Julau 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 Julau is worst in September — around 26 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (December, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodSep 1325 µg/m³Dec 1411 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb12Moderate
Mar13Moderate
Apr14Moderate
May13Moderate
Jun14Moderate
Jul16Moderate
Aug22Moderate
Sep26Moderate
Oct17Moderate
Nov11Good
Dec11Good
Location & terrain

Where is Julau?

Julau sits at 2.0°N, 111.9°E, 27 m above sea level, in Malaysia. The nearest listed city is Sibu Jaya, 26 km away.

Topography around Julau

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

Within 3 km, the terrain around Julau has only modest variations in elevation — a maximum elevation change of 114 m around an average of 42 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 249 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,241 m.

The land around Julau is covered by trees (98%) within 3 km, trees (99%) within 16 km, and trees (93%) within 80 km.

3 km
114 m
16 km
249 m
80 km
1,241 m
treesgrasslandartificial surfaceswatermangroves
August weather nearby: Sibu Jaya 26 km · Kanowit 28 km · Pakan 30 km · Sibu 33 km · Maradong 34 km · Sarikei 46 km · Saratok 72 km · Selangau 72 km

Malaysia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / G / M
230 V · 50 Hz
Prices
≈ 32% of US
price level, 2025
GDP per capita
$13,125
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
95%
of population, 2024
Homicide rate
0.7
per 100k, 2023
Road deaths
22.5
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
High
EF EPI 581
Religion
Muslim 64%Buddhist 19%Christian 9%Hindu 6%

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 Julau (2.0167°, 111.9167°, elevation 27 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).