Boyolali weather in June

In June, Boyolali sees average daytime highs of 28°C and overnight lows near 20°C, with 96 mm of rain across 14.7 wet days and about 11.6 hours of daylight. It is the 8th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 18% of the time in June, and the air most often feels muggy.

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 Boyolali's 3rd-clearest and 6th-windiest month. For the whole year in context, see Boyolali's year-round climate.

Daytime high
28°
8th warmest
Overnight low
20°
4th coldest
Rainfall
96 mm
14.7 wet days
Daylight
11 h 36 min
5:51 AM – 5:25 PM
Cloud cover
64%
3rd clearest
Wind
5 km/h
6th windiest
Solar energy
4.71 kWh/m²
Travel score
5.3
out of 10

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical June day in Boyolali reaches about 28°C in the afternoon and slips back to 20°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 29°C. Set against its neighbours, June runs on par with May and on par with July.

15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12821
22821
32821
42821
52821
62821
72821
82821
92821
102821
112821
122820
132820
142820
152820
162820
172820
182820
192820
202820
212820
222820
232820
242820
252820
262820
272820
282820
292820
302820

Boyolali weather by month

How June compares with the rest of the year at a glance. June is the 8th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 21°44729.212.43.2
Feb28° / 21°45127.412.23.0
Mar29° / 21°40729.312.13.0
Apr29° / 21°28226.711.83.3
May29° / 21°14820.411.74.3
Jun28° / 20°9614.711.65.3
Jul28° / 19°6210.411.66.3
Aug28° / 19°426.811.86.8
Sep28° / 20°719.6125.7
Oct29° / 21°17919.712.24.3
Nov29° / 21°34026.912.33.3
Dec28° / 21°38727.912.43.3

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 23% of June, with mostly cloudy or overcast conditions the remaining 58%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13664
23664
33664
43664
53763
63763
73763
83862
93862
103961
113961
124060
134060
144159
154357
164357
174357
184456
194456
204555
214555
224555
234654
244753
254753
264753
274753
284753
294753
304555

Chance of precipitation in June

Any precipitation

Boyolali gets around 96 mm of rain over 14.7 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 49% and peaks near 58% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
158
258
358
458
558
657
757
857
956
1056
1155
1254
1354
1453
1552
1650
1749
1848
1946
2045
2144
2243
2342
2441
2540
2639
2739
2838
2937
3037

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the muggy band about 53% of days. Sticky, muggy-or-worse air turns up on roughly 92% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)
134354
234354
334453
434453
534552
634552
734651
834750
934849
1034948
1145047
1245145
1345244
1455342
1555441
1665539
1775538
1885636
1985735
2095833
21105832
22115831
23125830
24135829
25135928
26145927
27155926
28165925
29175924
30175924

Wind in June

Winds average 5 km/h in June.

Across June, daily wind ranges from about 4 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

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 5:47 AM to 5:54 AM, and sunset from 5:23 PM to 5:28 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.65:475:23
211.65:485:23
311.65:485:23
411.65:485:23
511.65:485:23
611.65:485:23
711.65:495:23
811.65:495:24
911.65:495:24
1011.65:495:24
1111.65:505:24
1211.65:505:24
1311.65:505:24
1411.65:505:24
1511.65:515:25
1611.65:515:25
1711.65:515:25
1811.65:515:25
1911.65:525:25
2011.65:525:26
2111.65:525:26
2211.65:525:26
2311.65:525:26
2411.65:535:26
2511.65:535:27
2611.65:535:27
2711.65:535:27
2811.65:535:27
2911.65:545:28
3011.65:545:28

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 4.71 kWh/m².

For context, solar energy here swings from a low near 4.49 kWh/m² to a high of 5.86 kWh/m² in September across the year — June's 4.71 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.7Bright
54.7Bright
64.7Bright
74.7Bright
84.7Bright
94.7Bright
104.7Bright
114.7Bright
124.7Bright
134.7Bright
144.7Bright
154.7Bright
164.7Bright
174.7Bright
184.7Bright
194.7Bright
204.7Bright
214.7Bright
224.8Bright
234.8Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.8Bright
294.8Bright
304.8Bright
Planning a trip in June

Hazard calendar for Boyolali

In seasonPeak

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

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

Boyolali's rainy season runs November–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 June a good time to visit Boyolali?

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

5.3
Sightseeing
4th-best month of the year
6.0
Beach & pool
4th-best month of the year

June is a reasonable time to visit Boyolali for sightseeing.

What to pack for Boyolali in June

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

In June, Boyolali sees daytime highs around 28°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 15 days see rain.

light clothesrain gearsun protection

Sea temperature near Boyolali in June

The nearest coast averages about 28°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 64 km away) is warmest in March at about 29°C and coldest in August near 25°C.

The water stays above 20°C all year — warm enough for a swim any month.

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr29Tropical
May29Tropical
Jun28Warm
Jul26Warm
Aug25Warm
Sep25Warm
Oct26Warm
Nov28Warm
Dec29Tropical

UV index in Boyolali in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Boyolali peaks around March 14 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 14 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highVery highExtremeExtremeMar 14UV 15Jun 14UV 6
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar15Extreme
Apr12Extreme
May8Very high
Jun6High
Jul10Very high
Aug11Extreme
Sep13Extreme
Oct13Extreme
Nov9Very high
Dec11Extreme

Air quality in Boyolali 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 Boyolali is worst in April — around 58 µg/m³ PM2.5 (unhealthy), about 1.7× the cleanest month (September, 34 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorModeratePoorApr 2158 µg/m³Sep 1134 µg/m³
PM2.5 (µg/m³)Level
Jan48Poor
Feb46Poor
Mar54Poor
Apr58Unhealthy
May57Unhealthy
Jun51Poor
Jul42Poor
Aug35Moderate
Sep34Moderate
Oct37Poor
Nov42Poor
Dec42Poor
Location & terrain

Where is Boyolali?

Boyolali sits at 7.5°S, 110.6°E, 438 m above sea level, in Indonesia. The nearest listed city is Karanganom, 13 km away.

Topography around Boyolali

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

Within 3 km, the terrain around Boyolali has significant variations in elevation — a maximum elevation change of 260 m around an average of 440 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 2,558 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,291 m.

The land around Boyolali is covered by trees (64%) and artificial surfaces (31%) within 3 km, trees (67%) within 16 km, and trees (61%) and cropland (21%) within 80 km.

3 km
260 m
16 km
2,558 m
80 km
3,291 m
treesgrasslandcroplandartificial surfaceswater
June weather nearby: Karanganom 13 km · Delanggu 13 km · Ngemplak 13 km · Gatak 14 km · Kartasura 16 km · Colomadu 17 km · Ceper 18 km · Kebonarun 19 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 Boyolali (-7.5331°, 110.5958°, elevation 438 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).