Medan weather in July

In July, Medan sees average daytime highs of 32°C and overnight lows near 23°C, with 217 mm of rain across 24 wet days and about 12.2 hours of daylight. It is the 5th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 4% of the time in July, and the air most often feels oppressive.

Daylight stretches from about 12 h 12 min at the start of July to 12 h 12 min by month's end. Set against the rest of the year, July is Medan's 4th-clearest and 6th-windiest month. For the whole year in context, see Medan's year-round climate.

Daytime high
32°
5th warmest
Overnight low
23°
3rd coldest
Rainfall
217 mm
24 wet days
Daylight
12 h 12 min
6:25 AM – 6:37 PM
Cloud cover
82%
4th clearest
Wind
4 km/h
6th windiest
Solar energy
5.32 kWh/m²
Travel score
2.8
out of 10

Medan is city in North Sumatra Province, Indonesia.

Founded
1590

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 32°C through the month.

A typical July day in Medan reaches about 32°C in the afternoon and slips back to 23°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 33°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)
13223
23223
33223
43223
53223
63223
73223
83223
93223
103223
113223
123123
133123
143123
153123
163123
173123
183123
193123
203223
213223
223223
233223
243223
253223
263223
273223
283223
293223
303223
313223

How July really feels in Medan

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.

Medan weather by month

How July compares with the rest of the year at a glance. July is the 5th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°20324.711.83.0
Feb31° / 23°14520.511.93.0
Mar32° / 23°19023.1122.7
Apr32° / 23°24326.112.12.3
May32° / 23°27927.112.22.3
Jun32° / 23°20922.912.22.7
Jul32° / 23°2172412.22.8
Aug31° / 23°24926.112.12.6
Sep31° / 23°35328.2122.4
Oct31° / 23°39329.511.92.4
Nov30° / 23°36628.711.82.5
Dec30° / 23°30227.911.82.7

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 4% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 10% of July, with mostly cloudy or overcast conditions the remaining 86%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11684
21684
31684
41585
51585
61387
71288
81288
91288
101387
111387
121387
131387
141387
151387
161486
171486
181486
191486
201486
211486
221585
231585
241585
251585
261585
271486
281486
291486
301486
311486

Chance of precipitation in July

Any precipitation

Medan gets around 217 mm of rain over 24 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 77% and peaks near 79% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
174
274
374
474
575
675
775
875
976
1076
1176
1276
1377
1477
1577
1677
1777
1878
1978
2078
2178
2278
2378
2479
2579
2679
2779
2879
2979
3079
3179

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

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
15446
25446
35545
45545
55644
65644
75644
85743
95743
105743
115743
125842
135842
145842
155842
165842
175941
185941
196040
206139
216139
226238
236337
246337
256436
266436
276436
286535
296535
306535
316535

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

Days grow by about 0 minutes over July. Sunrise moves from 6:23 AM to 6:27 AM, and sunset from 6:35 PM to 6:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:236:35
212.26:236:35
312.26:236:35
412.26:236:35
512.26:236:35
612.26:246:36
712.26:246:36
812.26:246:36
912.26:246:36
1012.26:246:36
1112.26:246:36
1212.26:256:36
1312.26:256:36
1412.26:256:36
1512.26:256:37
1612.26:256:37
1712.26:256:37
1812.26:266:37
1912.26:266:37
2012.26:266:37
2112.26:266:37
2212.26:266:37
2312.26:266:37
2412.26:266:37
2512.26:266:37
2612.26:266:37
2712.26:266:37
2812.26:276:37
2912.26:276:36
3012.26:276:36
3112.26:276:36

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5.32 kWh/m².

For context, solar energy here swings from a low near 4.1 kWh/m² to a high of 5.51 kWh/m² in March across the year — July's 5.32 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.4Bright
235.4Bright
245.4Bright
255.4Bright
265.4Bright
275.4Bright
285.4Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in July

Hazard calendar for Medan

In seasonPeak

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

Medan sits in the North Indian Ocean cyclone zone; the season peaks May and October–November.

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

Is July a good time to visit Medan?

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

2.8
Sightseeing
3rd-best month of the year
4.3
Beach & pool
3rd-best month of the year

July is a weaker month for outdoor sightseeing in Medan.

What to pack for Medan in July

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

In July, Medan sees daytime highs around 32°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.

light clothesrain gearsun protection

Sea temperature near Medan in July

The nearest coast averages about 30°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 40 km away) is warmest in June at about 30°C and coldest in January 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
Mar30Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Medan in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Medan peaks around February 19 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 19UV 14Jun 23UV 10
UV index (midday)Level
Jan12Extreme
Feb14Extreme
Mar13Extreme
Apr12Extreme
May11Extreme
Jun10Extreme
Jul10Extreme
Aug11Extreme
Sep13Extreme
Oct12Extreme
Nov11Extreme
Dec10Extreme

Air quality in Medan 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 Medan is worst in September — around 33 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateSep 1632 µg/m³Dec 1123 µg/m³
PM2.5 (µg/m³)Level
Jan26Moderate
Feb28Moderate
Mar32Moderate
Apr31Moderate
May30Moderate
Jun29Moderate
Jul30Moderate
Aug30Moderate
Sep33Moderate
Oct30Moderate
Nov23Moderate
Dec23Moderate
Location & terrain

Where is Medan?

Medan sits at 3.6°N, 98.7°E, 26 m above sea level, in Indonesia. The nearest listed city is Sunggal, 6.0 km away.

Topography around Medan

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

Within 3 km, the terrain around Medan has only modest variations in elevation — a maximum elevation change of 25 m around an average of 27 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 127 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,429 m.

The land around Medan is covered by artificial surfaces (85%) within 3 km, trees (42%) and artificial surfaces (37%) within 16 km, and trees (61%) and water (26%) within 80 km.

3 km
25 m
16 km
127 m
80 km
2,429 m
treesgrasslandcroplandartificial surfaceswatermangroves
July weather nearby: Sunggal 6.0 km · Deli Tua 9.0 km · Binjai 20 km · Belawan 21 km · Percut 22 km · Stabat 29 km · Perbaungan 32 km · Labuhan Deli 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 Medan (3.5833°, 98.6667°, elevation 26 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).