Semarang weather in April
In April, Semarang sees average daytime highs of 31°C and overnight lows near 24°C, with 237 mm of rain across 26 wet days and about 11.9 hours of daylight. It is the 8th-warmest and 6th-wettest month of the year here.
Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 7% of the time in April, and the air most often feels oppressive.
Daylight stretches from about 11 h 54 min at the start of April to 11 h 48 min by month's end. Set against the rest of the year, April is Semarang's 7th-clearest and 11th-windiest month. For the whole year in context, see Semarang's year-round climate.
- Daytime high
- 31°
- 8th warmest
- Overnight low
- 24°
- 10th coldest
- Rainfall
- 237 mm
- 26 wet days
- Daylight
- 11 h 48 min
- 5:43 AM – 5:34 PM
- Cloud cover
- 78%
- 7th clearest
- Wind
- 4 km/h
- 11th windiest
- Solar energy
- 5.15 kWh/m²
- Travel score
- 2.7
- out of 10
Semarang is city in Central Java Province, Indonesia.
- Density
- 4,534/km²
- people per km²
- Founded
- 1547
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in April
Day-to-day highs hold fairly steady near 31°C through the month.
A typical April day in Semarang reaches about 31°C in the afternoon and slips back to 24°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 32°C. Set against its neighbours, April runs on par with March and on par with May.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 32 |
| Avg low (°C) | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 31 | 24 |
| 2 | 31 | 24 |
| 3 | 31 | 24 |
| 4 | 31 | 24 |
| 5 | 31 | 24 |
| 6 | 31 | 24 |
| 7 | 31 | 24 |
| 8 | 31 | 24 |
| 9 | 31 | 24 |
| 10 | 31 | 24 |
| 11 | 31 | 24 |
| 12 | 31 | 24 |
| 13 | 31 | 24 |
| 14 | 31 | 24 |
| 15 | 31 | 24 |
| 16 | 31 | 24 |
| 17 | 31 | 24 |
| 18 | 31 | 24 |
| 19 | 31 | 24 |
| 20 | 31 | 24 |
| 21 | 31 | 24 |
| 22 | 31 | 24 |
| 23 | 31 | 24 |
| 24 | 31 | 24 |
| 25 | 31 | 24 |
| 26 | 31 | 24 |
| 27 | 31 | 24 |
| 28 | 31 | 24 |
| 29 | 31 | 24 |
| 30 | 32 | 24 |
How April really feels in Semarang
Once humidity and wind are folded in, April 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.
The story in April is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Semarang weather by month
How April compares with the rest of the year at a glance. April is the 8th-warmest and 6th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 30° / 24° | 391 | 29.9 | 12.4 | 2.7 |
| Feb | 30° / 24° | 354 | 27.2 | 12.2 | 2.7 |
| Mar | 30° / 24° | 345 | 29.3 | 12 | 2.6 |
| Apr | 31° / 24° | 237 | 26 | 11.9 | 2.7 |
| May | 32° / 24° | 102 | 16.4 | 11.7 | 3.5 |
| Jun | 32° / 24° | 60 | 10.5 | 11.6 | 4.0 |
| Jul | 32° / 23° | 38 | 6.5 | 11.6 | 4.3 |
| Aug | 33° / 23° | 23 | 4 | 11.8 | 4.2 |
| Sep | 33° / 24° | 44 | 6.1 | 12 | 3.7 |
| Oct | 33° / 24° | 139 | 15.3 | 12.2 | 3.0 |
| Nov | 32° / 24° | 282 | 25.6 | 12.3 | 2.5 |
| Dec | 30° / 24° | 416 | 29.2 | 12.4 | 2.6 |
Cloud cover in April
The sky is clear or mostly clear about 7% of the time in April.
Beyond those clear spells, partly cloudy skies cover about 15% of April, with mostly cloudy or overcast conditions the remaining 79%. Skies tend to open up as the month goes on.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 13 | 13 | 13 | 14 | 14 | 14 | 15 | 16 | 17 | 18 | 18 | 19 | 19 | 20 | 20 | 22 | 22 | 22 | 24 | 24 | 25 | 25 | 26 | 26 | 27 | 29 | 29 | 30 | 32 | 32 |
| Cloudier (%) | 87 | 87 | 87 | 86 | 86 | 86 | 85 | 84 | 83 | 82 | 82 | 81 | 81 | 80 | 80 | 78 | 78 | 78 | 76 | 76 | 75 | 75 | 74 | 74 | 73 | 71 | 71 | 70 | 68 | 68 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 13 | 87 |
| 2 | 13 | 87 |
| 3 | 13 | 87 |
| 4 | 14 | 86 |
| 5 | 14 | 86 |
| 6 | 14 | 86 |
| 7 | 15 | 85 |
| 8 | 16 | 84 |
| 9 | 17 | 83 |
| 10 | 18 | 82 |
| 11 | 18 | 82 |
| 12 | 19 | 81 |
| 13 | 19 | 81 |
| 14 | 20 | 80 |
| 15 | 20 | 80 |
| 16 | 22 | 78 |
| 17 | 22 | 78 |
| 18 | 22 | 78 |
| 19 | 24 | 76 |
| 20 | 24 | 76 |
| 21 | 25 | 75 |
| 22 | 25 | 75 |
| 23 | 26 | 74 |
| 24 | 26 | 74 |
| 25 | 27 | 73 |
| 26 | 29 | 71 |
| 27 | 29 | 71 |
| 28 | 30 | 70 |
| 29 | 32 | 68 |
| 30 | 32 | 68 |
Chance of precipitation in April
Semarang gets around 237 mm of rain over 26 wet days in April. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 86% and peaks near 93% on the wettest days. The odds ease toward the end of the month.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 93 | 93 | 93 | 93 | 93 | 93 | 93 | 92 | 92 | 92 | 91 | 90 | 90 | 89 | 88 | 87 | 86 | 85 | 84 | 83 | 82 | 81 | 80 | 79 | 78 | 77 | 76 | 74 | 73 | 72 |
| Rain chance (%) | |
|---|---|
| 1 | 93 |
| 2 | 93 |
| 3 | 93 |
| 4 | 93 |
| 5 | 93 |
| 6 | 93 |
| 7 | 93 |
| 8 | 92 |
| 9 | 92 |
| 10 | 92 |
| 11 | 91 |
| 12 | 90 |
| 13 | 90 |
| 14 | 89 |
| 15 | 88 |
| 16 | 87 |
| 17 | 86 |
| 18 | 85 |
| 19 | 84 |
| 20 | 83 |
| 21 | 82 |
| 22 | 81 |
| 23 | 80 |
| 24 | 79 |
| 25 | 78 |
| 26 | 77 |
| 27 | 76 |
| 28 | 74 |
| 29 | 73 |
| 30 | 72 |
Humidity in April
Most of April feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, April lands in the oppressive band about 52% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Oppressive (%) | 52 | 52 | 52 | 51 | 51 | 51 | 51 | 51 | 51 | 51 | 51 | 51 | 51 | 52 | 52 | 52 | 52 | 52 | 52 | 52 | 52 | 52 | 52 | 52 | 53 | 53 | 53 | 53 | 53 | 53 |
| Miserable (%) | 48 | 48 | 48 | 49 | 49 | 49 | 49 | 49 | 49 | 49 | 49 | 49 | 49 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 47 | 47 | 47 | 47 | 47 | 47 |
| Oppressive (%) | Miserable (%) | |
|---|---|---|
| 1 | 52 | 48 |
| 2 | 52 | 48 |
| 3 | 52 | 48 |
| 4 | 51 | 49 |
| 5 | 51 | 49 |
| 6 | 51 | 49 |
| 7 | 51 | 49 |
| 8 | 51 | 49 |
| 9 | 51 | 49 |
| 10 | 51 | 49 |
| 11 | 51 | 49 |
| 12 | 51 | 49 |
| 13 | 51 | 49 |
| 14 | 52 | 48 |
| 15 | 52 | 48 |
| 16 | 52 | 48 |
| 17 | 52 | 48 |
| 18 | 52 | 48 |
| 19 | 52 | 48 |
| 20 | 52 | 48 |
| 21 | 52 | 48 |
| 22 | 52 | 48 |
| 23 | 52 | 48 |
| 24 | 52 | 48 |
| 25 | 53 | 47 |
| 26 | 53 | 47 |
| 27 | 53 | 47 |
| 28 | 53 | 47 |
| 29 | 53 | 47 |
| 30 | 53 | 47 |
Wind in April
Winds average 4 km/h in April.
Across April, 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.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 4 | calm |
| 2 | 4 | calm |
| 3 | 4 | calm |
| 4 | 4 | calm |
| 5 | 4 | calm |
| 6 | 4 | calm |
| 7 | 4 | calm |
| 8 | 4 | calm |
| 9 | 4 | calm |
| 10 | 4 | calm |
| 11 | 4 | calm |
| 12 | 4 | calm |
| 13 | 4 | calm |
| 14 | 4 | calm |
| 15 | 4 | calm |
| 16 | 4 | calm |
| 17 | 4 | calm |
| 18 | 4 | calm |
| 19 | 4 | calm |
| 20 | 4 | calm |
| 21 | 4 | calm |
| 22 | 5 | calm |
| 23 | 5 | calm |
| 24 | 5 | calm |
| 25 | 5 | calm |
| 26 | 5 | calm |
| 27 | 5 | calm |
| 28 | 5 | calm |
| 29 | 5 | calm |
| 30 | 5 | calm |
Sunrise & sunset in April
Daylight runs from about 11 h 54 min at the start of April to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 6 minutes over April. Sunrise moves from 5:45 AM to 5:43 AM, and sunset from 5:41 PM to 5:29 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.8 | 11.8 | 11.8 | 11.8 | 11.8 | 11.8 | 11.8 | 11.8 | 11.8 | 11.8 | 11.8 | 11.8 | 11.8 | 11.8 | 11.8 |
| Sunrise (AM) | 5:45 | 5:45 | 5:44 | 5:44 | 5:44 | 5:44 | 5:44 | 5:44 | 5:44 | 5:44 | 5:44 | 5:43 | 5:43 | 5:43 | 5:43 | 5:43 | 5:43 | 5:43 | 5:43 | 5:43 | 5:43 | 5:43 | 5:43 | 5:43 | 5:43 | 5:43 | 5:43 | 5:43 | 5:43 | 5:43 |
| Sunset (PM) | 5:41 | 5:41 | 5:40 | 5:40 | 5:39 | 5:39 | 5:38 | 5:38 | 5:37 | 5:37 | 5:36 | 5:36 | 5:35 | 5:35 | 5:34 | 5:34 | 5:33 | 5:33 | 5:33 | 5:32 | 5:32 | 5:31 | 5:31 | 5:31 | 5:30 | 5:30 | 5:30 | 5:29 | 5:29 | 5:29 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.9 | 5:45 | 5:41 |
| 2 | 11.9 | 5:45 | 5:41 |
| 3 | 11.9 | 5:44 | 5:40 |
| 4 | 11.9 | 5:44 | 5:40 |
| 5 | 11.9 | 5:44 | 5:39 |
| 6 | 11.9 | 5:44 | 5:39 |
| 7 | 11.9 | 5:44 | 5:38 |
| 8 | 11.9 | 5:44 | 5:38 |
| 9 | 11.9 | 5:44 | 5:37 |
| 10 | 11.9 | 5:44 | 5:37 |
| 11 | 11.9 | 5:44 | 5:36 |
| 12 | 11.9 | 5:43 | 5:36 |
| 13 | 11.9 | 5:43 | 5:35 |
| 14 | 11.9 | 5:43 | 5:35 |
| 15 | 11.9 | 5:43 | 5:34 |
| 16 | 11.8 | 5:43 | 5:34 |
| 17 | 11.8 | 5:43 | 5:33 |
| 18 | 11.8 | 5:43 | 5:33 |
| 19 | 11.8 | 5:43 | 5:33 |
| 20 | 11.8 | 5:43 | 5:32 |
| 21 | 11.8 | 5:43 | 5:32 |
| 22 | 11.8 | 5:43 | 5:31 |
| 23 | 11.8 | 5:43 | 5:31 |
| 24 | 11.8 | 5:43 | 5:31 |
| 25 | 11.8 | 5:43 | 5:30 |
| 26 | 11.8 | 5:43 | 5:30 |
| 27 | 11.8 | 5:43 | 5:30 |
| 28 | 11.8 | 5:43 | 5:29 |
| 29 | 11.8 | 5:43 | 5:29 |
| 30 | 11.8 | 5:43 | 5:29 |
Solar energy in April
Average shortwave solar energy reaching the ground each day in April, about 5.15 kWh/m².
For context, solar energy here swings from a low near 4.66 kWh/m² to a high of 6.31 kWh/m² in September across the year — April's 5.15 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.1 | 5.1 | 5.1 | 5.1 | 5.1 | 5.1 | 5.1 | 5.1 | 5.1 | 5.1 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.2 | Bright |
| 2 | 5.2 | Bright |
| 3 | 5.2 | Bright |
| 4 | 5.2 | Bright |
| 5 | 5.2 | Bright |
| 6 | 5.2 | Bright |
| 7 | 5.2 | Bright |
| 8 | 5.2 | Bright |
| 9 | 5.1 | Bright |
| 10 | 5.1 | Bright |
| 11 | 5.1 | Bright |
| 12 | 5.1 | Bright |
| 13 | 5.1 | Bright |
| 14 | 5.1 | Bright |
| 15 | 5.1 | Bright |
| 16 | 5.1 | Bright |
| 17 | 5.1 | Bright |
| 18 | 5.1 | Bright |
| 19 | 5.2 | Bright |
| 20 | 5.2 | Bright |
| 21 | 5.2 | Bright |
| 22 | 5.2 | Bright |
| 23 | 5.2 | Bright |
| 24 | 5.2 | Bright |
| 25 | 5.2 | Bright |
| 26 | 5.2 | Bright |
| 27 | 5.2 | Bright |
| 28 | 5.2 | Bright |
| 29 | 5.2 | Bright |
| 30 | 5.2 | Bright |
Hazard calendar for Semarang
In April, Semarang sits inside its cyclone and monsoon season. The full year is below, with each hazard's peak months called out.
Semarang sits in the South Indian Ocean cyclone belt; the season peaks January–March.
Semarang's monsoon runs November–April, when most of the year's rain falls.
Is April a good time to visit Semarang?
Our two travel scores rate April for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
April is a weaker month for outdoor sightseeing in Semarang.
What to pack for Semarang in April
From April's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In April, Semarang sees daytime highs around 31°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 26 days see rain.
Sea temperature near Semarang in April
The nearest coast averages about 30°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 14 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 29 | 29 | 29 | 30 | 30 | 29 | 29 | 29 | 29 | 29 | 30 | 30 |
| Comfort | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 29 | Tropical |
| Feb | 29 | Tropical |
| Mar | 29 | Tropical |
| Apr | 30 | Tropical |
| May | 30 | Tropical |
| Jun | 29 | Tropical |
| Jul | 29 | Tropical |
| Aug | 29 | Tropical |
| Sep | 29 | Tropical |
| Oct | 29 | Tropical |
| Nov | 30 | Tropical |
| Dec | 30 | Tropical |
UV index in Semarang in April
Clear-sky midday UV in April peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Semarang peaks around March 15 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 14 at about 7 (very high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 11 | 12 | 14 | 11 | 8 | 8 | 9 | 11 | 12 | 10 | 7 | 12 |
| Level | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high | Extreme | Extreme | Very high | High | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 11 | Extreme |
| Feb | 12 | Extreme |
| Mar | 14 | Extreme |
| Apr | 11 | Extreme |
| May | 8 | Very high |
| Jun | 8 | Very high |
| Jul | 9 | Very high |
| Aug | 11 | Extreme |
| Sep | 12 | Extreme |
| Oct | 10 | Very high |
| Nov | 7 | High |
| Dec | 12 | Extreme |
Air quality in Semarang in April
Average fine-particle pollution (PM2.5) through the year — so you can see where April falls, not just the annual average.
Air quality in Semarang 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).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 33 | 30 | 38 | 43 | 45 | 41 | 36 | 36 | 38 | 39 | 38 | 34 |
| Level | Moderate | Moderate | Poor | Poor | Poor | Poor | Poor | Poor | Poor | Poor | Poor | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 33 | Moderate |
| Feb | 30 | Moderate |
| Mar | 38 | Poor |
| Apr | 43 | Poor |
| May | 45 | Poor |
| Jun | 41 | Poor |
| Jul | 36 | Poor |
| Aug | 36 | Poor |
| Sep | 38 | Poor |
| Oct | 39 | Poor |
| Nov | 38 | Poor |
| Dec | 34 | Moderate |
Where is Semarang?
Semarang sits at 7.0°S, 110.4°E, 18 m above sea level, in Indonesia. The nearest listed city is Mranggen, 11 km away.
Topography around Semarang
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Semarang.
Within 3 km, the terrain around Semarang has only modest variations in elevation — a maximum elevation change of 133 m around an average of 26 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 616 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,293 m.
The land around Semarang is covered by artificial surfaces (84%) within 3 km, water (31%), trees (30%) and artificial surfaces (25%) within 16 km, and trees (48%) and water (25%) within 80 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
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 Semarang (-6.9931°, 110.4208°, elevation 18 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).