Pekalongan weather in July

In July, Pekalongan sees average daytime highs of 27°C and overnight lows near 22°C, with 103 mm of rain across 14.4 wet days and about 11.6 hours of daylight. It is the 10th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 21% of the time in July, and the air most often feels oppressive.

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 Pekalongan's 2nd-clearest and 5th-windiest month. For the whole year in context, see Pekalongan's year-round climate.

Daytime high
27°
10th warmest
Overnight low
22°
2nd coldest
Rainfall
103 mm
14.4 wet days
Daylight
11 h 36 min
5:58 AM – 5:36 PM
Cloud cover
60%
2nd clearest
Wind
4 km/h
5th windiest
Solar energy
5.05 kWh/m²
Travel score
5.8
out of 10

Pekalongan is city in Central Java Province, Indonesia.

Density
7,173/km²
people per km²
Founded
1906

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 27°C through the month.

A typical July day in Pekalongan reaches about 27°C in the afternoon and slips back to 22°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 28°C. Set against its neighbours, July runs on par with June and on par with August.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12822
22822
32822
42822
52822
62822
72722
82722
92722
102722
112722
122722
132722
142722
152722
162722
172722
182722
192722
202722
212722
222722
232722
242722
252722
262722
272722
282722
292722
302722
312722

Pekalongan weather by month

How July compares with the rest of the year at a glance. July is the 10th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 23°41130.412.43.3
Feb27° / 23°38027.612.23.2
Mar28° / 23°41430.2123.2
Apr28° / 23°37728.411.93.2
May28° / 23°20223.311.74.0
Jun28° / 23°14817.211.65.1
Jul27° / 22°10314.411.65.8
Aug28° / 22°7611.811.86.1
Sep28° / 22°12314.8125.4
Oct28° / 23°29322.712.24.1
Nov28° / 23°46528.312.33.3
Dec28° / 23°51729.612.43.3

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 29% of July, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15050
25050
35050
45050
54951
64852
74852
84852
94852
104852
114852
124852
134852
144852
154852
164852
174852
184852
194852
204951
214951
225050
235149
245248
255248
265248
275347
285347
295347
305446
315545

Chance of precipitation in July

Any precipitation

Pekalongan gets around 103 mm of rain over 14.4 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 46% and peaks near 49% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
147
247
348
448
548
649
749
849
949
1049
1149
1249
1349
1449
1549
1649
1749
1848
1948
2047
2146
2245
2344
2443
2542
2641
2740
2839
2938
3037
3136

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the oppressive band about 49% of days. Sticky, muggy-or-worse air turns up on roughly 98% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)
123860
223959
324058
424157
524157
624256
724355
824355
924454
1024553
1124553
1224652
1324652
1424751
1524751
1624751
1724751
1824850
1924850
2024949
2125048
2225147
2325246
2425345
2525543
2625642
2735740
2835839
2936037
3046036
3146135

Wind in July

Winds average 4 km/h in July.

Across July, 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 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 5:56 AM to 5:57 AM, and sunset from 5:33 PM to 5:38 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.65:565:33
211.65:575:33
311.65:575:33
411.65:575:33
511.65:575:34
611.65:575:34
711.65:575:34
811.65:575:34
911.65:575:35
1011.65:585:35
1111.65:585:35
1211.65:585:35
1311.65:585:35
1411.65:585:36
1511.65:585:36
1611.65:585:36
1711.65:585:36
1811.65:585:36
1911.65:585:37
2011.65:585:37
2111.75:585:37
2211.75:585:37
2311.75:585:37
2411.75:585:37
2511.75:575:37
2611.75:575:38
2711.75:575:38
2811.75:575:38
2911.75:575:38
3011.75:575:38
3111.75:575:38

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5.05 kWh/m².

For context, solar energy here swings from a low near 4.56 kWh/m² to a high of 5.99 kWh/m² in September across the year — July's 5.05 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.9Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in July

Hazard calendar for Pekalongan

In seasonPeak

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

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

Pekalongan's rainy season runs October–April, when most of the year's rain falls.

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

Is July a good time to visit Pekalongan?

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

5.8
Sightseeing
2nd-best month of the year
6.1
Beach & pool
2nd-best month of the year

July is a reasonable time to visit Pekalongan for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Pekalongan in July

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

In July, Pekalongan sees daytime highs around 27°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 14 days see rain.

light clothesrain gearsun protection

Sea temperature near Pekalongan 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 offshore 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
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov30Tropical
Dec30Tropical

UV index in Pekalongan 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 Pekalongan peaks around March 13 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 15 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 13UV 14Nov 15UV 6
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar14Extreme
Apr11Extreme
May8Very high
Jun7Very high
Jul9Very high
Aug11Extreme
Sep12Extreme
Oct11Extreme
Nov6High
Dec12Extreme

Air quality in Pekalongan 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 Pekalongan is worst in May — around 42 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModeratePoorModerateMay 1641 µg/m³Feb 1231 µg/m³
PM2.5 (µg/m³)Level
Jan33Moderate
Feb31Moderate
Mar37Poor
Apr38Poor
May42Poor
Jun38Poor
Jul35Moderate
Aug35Moderate
Sep36Poor
Oct37Poor
Nov34Moderate
Dec33Moderate
Location & terrain

Where is Pekalongan?

Pekalongan sits at 6.9°S, 109.7°E, 10 m above sea level, in Indonesia. The nearest listed city is Wiradesa, 6.0 km away.

Topography around Pekalongan

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

Within 3 km, the terrain around Pekalongan has only modest variations in elevation — a maximum elevation change of 15 m around an average of 4 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 254 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,396 m.

The land around Pekalongan is covered by artificial surfaces (60%) within 3 km, water (42%) and trees (24%) within 16 km, and trees (47%) and water (35%) within 80 km.

3 km
15 m
16 km
254 m
80 km
3,396 m
treesgrasslandcroplandartificial surfaceswaterwetland
July weather nearby: Wiradesa 6.0 km · Kedungwuni 10 km · Wonopringgo 12 km · Comal 16 km · Buaran 23 km · Pemalang 32 km · Weleri 44 km · Randudongkal 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 Pekalongan (-6.8886°, 109.6753°, elevation 10 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).