Demak weather in June

In June, Demak sees average daytime highs of 33°C and overnight lows near 24°C, with 55 mm of rain across 9.8 wet days and about 11.6 hours of daylight. It is the 6th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 33°C through the month. The sky is clear or mostly clear about 33% of the time in June, and the air most often feels oppressive.

Daylight stretches from about 11 h 36 min at the start of June to 11 h 36 min by month's end. Set against the rest of the year, June is Demak's 3rd-clearest and 7th-windiest month. For the whole year in context, see Demak's year-round climate.

Daytime high
33°
6th warmest
Overnight low
24°
3rd coldest
Rainfall
55 mm
9.8 wet days
Daylight
11 h 36 min
5:50 AM – 5:26 PM
Cloud cover
56%
3rd clearest
Wind
6 km/h
7th windiest
Solar energy
5.04 kWh/m²
Travel score
3.7
out of 10

Demak is capital of Demak Regency, Central Java Province, Indonesia.

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

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 33°C through the month.

A typical June day in Demak reaches about 33°C in the afternoon and slips back to 24°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 34°C. Set against its neighbours, June runs on par with May and on par with July.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13324
23324
33324
43324
53324
63324
73324
83324
93324
103324
113324
123324
133324
143324
153324
163324
173324
183324
193324
203323
213323
223323
233323
243323
253323
263323
273323
283323
293323
303323

How June really feels in Demak

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

Demak weather by month

How June compares with the rest of the year at a glance. June is the 6th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 24°33929.112.42.5
Feb31° / 24°31226.412.22.4
Mar32° / 24°30728.5122.3
Apr32° / 24°21325.211.92.4
May32° / 24°9415.811.73.3
Jun33° / 24°559.811.63.7
Jul33° / 23°315.411.63.9
Aug33° / 23°173.511.83.8
Sep34° / 24°355.1123.2
Oct34° / 24°11613.612.22.6
Nov33° / 24°24324.112.32.1
Dec32° / 24°35128.312.42.3

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 22% of June, with mostly cloudy or overcast conditions the remaining 45%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15050
25050
34951
44951
54951
65149
75050
85149
95248
105149
115248
125347
135446
145446
155446
165545
175644
185644
195743
205842
215842
225941
235941
245941
255941
266040
276040
286040
296040
306040

Chance of precipitation in June

Any precipitation

Demak gets around 55 mm of rain over 9.8 wet days in June. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 33% and peaks near 41% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
141
240
340
440
540
640
740
839
939
1039
1138
1238
1337
1437
1536
1635
1734
1832
1931
2030
2128
2227
2326
2425
2524
2623
2723
2822
2921
3021

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the oppressive band about 54% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1065539
2065638
3065638
4065737
5075637
6075736
7085735
8095734
90105634
100105733
110115732
120125830
130135829
141155628
151165627
161175725
171195624
181205623
191225522
201245421
212255320
222275219
232285218
242295217
252305216
263315016
273325015
283334914
293344814
304354813

Wind in June

Winds average 6 km/h in June.

Across June, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

Sunrise & sunset in June

DaylightNight

Daylight runs from about 11 h 36 min at the start of June to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over June. Sunrise moves from 5:46 AM to 5:52 AM, and sunset from 5:24 PM to 5:29 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.65:465:24
211.65:465:24
311.65:475:24
411.65:475:24
511.65:475:24
611.65:475:24
711.65:475:24
811.65:485:25
911.65:485:25
1011.65:485:25
1111.65:485:25
1211.65:495:25
1311.65:495:25
1411.65:495:25
1511.65:495:26
1611.65:505:26
1711.65:505:26
1811.65:505:26
1911.65:505:26
2011.65:515:27
2111.65:515:27
2211.65:515:27
2311.65:515:27
2411.65:515:27
2511.65:525:28
2611.65:525:28
2711.65:525:28
2811.65:525:28
2911.65:525:28
3011.65:525:29

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 5.04 kWh/m².

For context, solar energy here swings from a low near 4.79 kWh/m² to a high of 6.45 kWh/m² in September across the year — June's 5.04 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.1Bright
255.1Bright
265.2Bright
275.2Bright
285.2Bright
295.2Bright
305.2Bright
Planning a trip in June

Hazard calendar for Demak

In seasonPeak

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

Demak sits in the South Indian Ocean cyclone belt; the season peaks January–March.

Demak's monsoon runs November–April, when most of the year's rain falls.

Cyclone
Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is June a good time to visit Demak?

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

3.7
Sightseeing
3rd-best month of the year
6.3
Beach & pool
4th-best month of the year

June is a weaker month for outdoor sightseeing in Demak. The water and warmth also suit a beach or pool day.

What to pack for Demak in June

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

In June, Demak sees daytime highs around 33°C and nights near 24°C. Pack light clothes. Worth having: rain gear and sun protection. About 10 days see rain.

light clothesrain gearsun protection

Sea temperature near Demak in June

The nearest coast averages about 29°C in June — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 29 km away) is warmest in May at about 30°C and coldest in February 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
Mar29Tropical
Apr30Tropical
May30Tropical
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov30Tropical
Dec30Tropical

UV index in Demak in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Demak peaks around March 15 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 16 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeVery highExtremeMar 15UV 14Nov 16UV 7
UV index (midday)Level
Jan10Extreme
Feb12Extreme
Mar14Extreme
Apr11Extreme
May8Very high
Jun8Very high
Jul9Very high
Aug11Extreme
Sep12Extreme
Oct11Extreme
Nov7High
Dec12Extreme

Air quality in Demak in June

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Demak is worst in May — around 45 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMay 1944 µg/m³Feb 1129 µg/m³
PM2.5 (µg/m³)Level
Jan31Moderate
Feb29Moderate
Mar35Poor
Apr39Poor
May45Poor
Jun42Poor
Jul38Poor
Aug35Poor
Sep37Poor
Oct39Poor
Nov37Poor
Dec34Moderate
Location & terrain

Where is Demak?

Demak sits at 6.9°S, 110.6°E, 9 m above sea level, in Indonesia. The nearest listed city is Welahan, 13 km away.

Topography around Demak

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

Within 3 km, the terrain around Demak has only modest variations in elevation — a maximum elevation change of 10 m around an average of 4 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 20 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,105 m.

The land around Demak is covered by cropland (58%) and artificial surfaces (22%) within 3 km, cropland (63%) within 16 km, and trees (39%), water (31%) and cropland (21%) within 80 km.

3 km
10 m
16 km
20 m
80 km
3,105 m
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
June weather nearby: Welahan 13 km · Mranggen 20 km · Pecangaan 23 km · Kudus 24 km · Semarang 27 km · Baekrajan 27 km · Gebog 28 km · Jekulo 33 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 Demak (-6.8909°, 110.6396°, elevation 9 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).