Tarakan in Summer
In summer (June, July and August), Tarakan sees average daytime highs around 29°C and overnight lows near 26°C, with 638 mm of rain over about 80 wet days across the season. It is the warmest season of the year and the driest season of the year.
Across summer, daytime highs hold fairly steady around 29°C. The sky is clear or mostly clear about 15% of the time across summer, and the air most often feels miserable.
Summer is Tarakan's 2nd-best season to visit on our travel score. Tarakan has little temperature swing across the year, so its calendar seasons blur — the season framing matters less here than for a place with four distinct seasons. For the whole year in context, see Tarakan's year-round climate.
- Avg daytime high
- 29°C
- warmest season of the year
- Avg overnight low
- 26°C
- Rainfall
- 638 mm
- 80 wet days
- Avg wind
- 8 km/h
- Travel score
- 3.4
- 2nd-best season
- Months
- Jun · Jul · Aug
Temperature in Tarakan in Summer
Across summer, daytime highs hold fairly steady around 29°C.
A typical summer day in Tarakan reaches about 29°C and drops to 26°C overnight. The warmest of the three months is August, the coolest July.
How summer really feels in Tarakan
Once humidity and wind are folded in, summer brings about 92 days that feel above 32°C and 0 that feel at or below 0°C.
The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Tarakan weather by month
How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 28° / 25° | 260 | 26.8 | 11.8 | 3.7 |
| Feb | 28° / 25° | 209 | 24.9 | 11.9 | 3.7 |
| Mar | 28° / 25° | 235 | 28.5 | 12 | 3.4 |
| Apr | 29° / 26° | 226 | 27.9 | 12.1 | 3.3 |
| May | 29° / 26° | 249 | 29.3 | 12.1 | 3.1 |
| Jun | 29° / 26° | 217 | 26.9 | 12.2 | 3.3 |
| Jul | 29° / 26° | 210 | 26.8 | 12.2 | 3.4 |
| Aug | 29° / 26° | 211 | 26.5 | 12.1 | 3.4 |
| Sep | 29° / 25° | 227 | 27.2 | 12 | 3.3 |
| Oct | 29° / 26° | 260 | 29.4 | 11.9 | 3.1 |
| Nov | 29° / 25° | 278 | 29 | 11.8 | 3.1 |
| Dec | 28° / 25° | 298 | 29.9 | 11.8 | 3.1 |
Cloud cover in Summer
The sky is clear or mostly clear about 15% of the time across summer.
Chance of precipitation in Summer
Tarakan gets around 638 mm of rain over 80 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 8 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 12 min in early June to 12 h 06 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 5.2 kWh/m².
Hazard calendar for Tarakan
In summer, Tarakan overlaps its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Tarakan sits in the Pacific typhoon belt; the season peaks July–October.
Is summer a good time to visit Tarakan?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a weaker month for outdoor sightseeing in Tarakan.
What to pack for Tarakan in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Tarakan sees daytime highs around 29°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 80 days see rain.
Sea temperature near Tarakan in Summer
The nearest coast averages about 29°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 21 km away) is warmest in May 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 29 | 29 | 29 | 30 | 30 | 30 | 29 | 29 | 29 | 29 | 29 | 29 |
| 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 | 30 | Tropical |
| Jul | 29 | Tropical |
| Aug | 29 | Tropical |
| Sep | 29 | Tropical |
| Oct | 29 | Tropical |
| Nov | 29 | Tropical |
| Dec | 29 | Tropical |
UV index in Tarakan in Summer
Clear-sky midday UV across summer averages around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Tarakan peaks around March 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 11 (extreme).
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) | 13 | 15 | 15 | 15 | 14 | 12 | 11 | 13 | 14 | 13 | 12 | 11 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 13 | Extreme |
| Feb | 15 | Extreme |
| Mar | 15 | Extreme |
| Apr | 15 | Extreme |
| May | 14 | Extreme |
| Jun | 12 | Extreme |
| Jul | 11 | Extreme |
| Aug | 13 | Extreme |
| Sep | 14 | Extreme |
| Oct | 13 | Extreme |
| Nov | 12 | Extreme |
| Dec | 11 | Extreme |
Air quality in Tarakan in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Tarakan is worst in September — around 28 µg/m³ PM2.5 (moderate), about 3.8× the cleanest month (January, 7 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 7 | 8 | 10 | 11 | 9 | 10 | 13 | 22 | 28 | 15 | 8 | 8 |
| Level | Good | Good | Good | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 7 | Good |
| Feb | 8 | Good |
| Mar | 10 | Good |
| Apr | 11 | Good |
| May | 9 | Good |
| Jun | 10 | Good |
| Jul | 13 | Moderate |
| Aug | 22 | Moderate |
| Sep | 28 | Moderate |
| Oct | 15 | Moderate |
| Nov | 8 | Good |
| Dec | 8 | Good |
Where is Tarakan?
Tarakan sits at 3.3°N, 117.6°E, 29 m above sea level, in Indonesia. The nearest listed city is Tanjung Selor, 59 km away.
Topography around Tarakan
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Tarakan.
Within 3 km, the terrain around Tarakan has only modest variations in elevation — a maximum elevation change of 107 m around an average of 18 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 116 m; within 80 km, large variations in elevation — a maximum elevation change of 1,016 m.
The land around Tarakan is covered by trees (37%) and artificial surfaces (36%) within 3 km, water (64%) and trees (22%) within 16 km, and water (47%) and trees (40%) 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 Tarakan (3.3133°, 117.5915°, elevation 29 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.