Demak weather in July

In July, Demak sees average daytime highs of 33°C and overnight lows near 23°C, with 31 mm of rain across 5.4 wet days and about 11.6 hours of daylight. It is the 5th-warmest and 11th-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 34% of the time in July, and the air most often feels muggy.

Daylight stretches from about 11 h 36 min at the start of July to 11 h 42 min by month's end. Set against the rest of the year, July is Demak's 2nd-clearest and 5th-windiest month. For the whole year in context, see Demak's year-round climate.

Daytime high
33°
5th warmest
Overnight low
23°
2nd coldest
Rainfall
31 mm
5.4 wet days
Daylight
11 h 36 min
5:54 AM – 5:32 PM
Cloud cover
54%
2nd clearest
Wind
6 km/h
5th windiest
Solar energy
5.35 kWh/m²
Travel score
3.9
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 July

Average highAverage lowShaded bands: 10–90% of days

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

A typical July day in Demak reaches about 33°C in the afternoon and slips back to 23°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 34°C. Set against its neighbours, July runs on par with June and on par with August.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13323
23323
33323
43323
53323
63323
73323
83323
93323
103323
113323
123323
133323
143323
153323
163323
173323
183323
193323
203323
213323
223323
233323
243323
253323
263323
273323
283323
293323
303323
313323

How July really feels in Demak

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

Demak weather by month

How July compares with the rest of the year at a glance. July is the 5th-warmest and 11th-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 July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 26% of July, with mostly cloudy or overcast conditions the remaining 40%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15941
25941
35941
45941
55842
65842
75842
85743
95743
105743
115743
125743
135743
145743
155743
165941
175941
185941
196040
206139
216238
226238
236238
246436
256436
266436
276535
286535
296436
306535
316535

Chance of precipitation in July

Any precipitation

Demak gets around 31 mm of rain over 5.4 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 17% and peaks near 21% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
120
220
320
420
520
620
721
821
921
1021
1120
1220
1320
1420
1520
1619
1719
1818
1918
2017
2116
2216
2315
2414
2513
2613
2712
2812
2911
3011
3110

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the muggy band about 45% of days. Sticky, muggy-or-worse air turns up on roughly 93% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
14364713
24374712
34384612
45384511
55394511
65394511
75404410
86404410
96404410
106414310
11641439
12642429
13642429
14643429
15743419
16744418
17744418
18745418
19745407
20746407
21747397
22748386
23849376
24850376
25852355
26853345
27854335
28954325
29956314
301056304
311057294

Wind in July

Winds average 6 km/h in July.

Across July, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 11 h 36 min at the start of July to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over July. Sunrise moves from 5:53 AM to 5:53 AM, and sunset from 5:29 PM to 5:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.65:535:29
211.65:535:29
311.65:535:29
411.65:535:30
511.65:535:30
611.65:535:30
711.65:535:30
811.65:545:30
911.65:545:31
1011.65:545:31
1111.65:545:31
1211.65:545:31
1311.65:545:32
1411.65:545:32
1511.65:545:32
1611.65:545:32
1711.65:545:32
1811.65:545:32
1911.65:545:33
2011.65:545:33
2111.75:545:33
2211.75:545:33
2311.75:545:33
2411.75:545:33
2511.75:545:34
2611.75:545:34
2711.75:535:34
2811.75:535:34
2911.75:535:34
3011.75:535:34
3111.75:535:34

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5.35 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 — July's 5.35 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.2Bright
65.2Bright
75.2Bright
85.2Bright
95.2Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.4Bright
195.4Bright
205.4Bright
215.4Bright
225.5Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.6Bright
285.6Bright
295.6Bright
305.6Bright
315.7Bright
Planning a trip in July

Hazard calendar for Demak

In seasonPeak

None of Demak's seasonal hazards are active in July. 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 July a good time to visit Demak?

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

3.9
Sightseeing
1st-best month of the year
6.9
Beach & pool
2nd-best month of the year

July 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 July

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

In July, Demak sees daytime highs around 33°C and nights near 23°C. Pack light clothes. Worth having: sun protection. About 5 days see rain.

light clothessun protection

Sea temperature near Demak in July

The nearest coast averages about 29°C in July — 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 July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 9 (very high — sun protection essential). 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 July

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where July 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
July 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).