Tambunan in Summer
In summer (June, July and August), Tambunan sees average daytime highs around 27°C and overnight lows near 18°C, with 683 mm of rain over about 71 wet days across the season. It is the 2nd-warmest season and the 2nd-wettest season.
Across summer, daytime highs hold fairly steady around 27°C. The sky is clear or mostly clear about 2% of the time across summer, and the air most often feels muggy.
Summer is Tambunan's 3rd-best season to visit on our travel score. Tambunan 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 Tambunan's year-round climate.
- Avg daytime high
- 27°C
- 2nd-warmest season
- Avg overnight low
- 18°C
- Rainfall
- 683 mm
- 71 wet days
- Avg wind
- 4 km/h
- Travel score
- 4.3
- 3rd-best season
- Months
- Jun · Jul · Aug
Temperature in Tambunan in Summer
Across summer, daytime highs hold fairly steady around 27°C.
A typical summer day in Tambunan reaches about 27°C and drops to 18°C overnight. The warmest of the three months is June, the coolest July.
Tambunan 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 | 26° / 18° | 181 | 21 | 11.7 | 4.7 |
| Feb | 26° / 18° | 131 | 16.6 | 11.8 | 5.1 |
| Mar | 27° / 18° | 151 | 19.4 | 12 | 4.9 |
| Apr | 28° / 19° | 179 | 21.1 | 12.1 | 4.5 |
| May | 27° / 19° | 248 | 25.4 | 12.3 | 4.0 |
| Jun | 27° / 18° | 244 | 24.3 | 12.3 | 4.1 |
| Jul | 26° / 18° | 211 | 22.8 | 12.3 | 4.4 |
| Aug | 27° / 18° | 228 | 23.7 | 12.2 | 4.3 |
| Sep | 27° / 18° | 230 | 24.6 | 12 | 4.0 |
| Oct | 26° / 18° | 276 | 28 | 11.9 | 3.7 |
| Nov | 26° / 18° | 240 | 26.3 | 11.7 | 3.8 |
| Dec | 26° / 18° | 215 | 25.2 | 11.7 | 4.1 |
Cloud cover in Summer
The sky is clear or mostly clear about 2% of the time across summer.
Chance of precipitation in Summer
Tambunan gets around 683 mm of rain over 71 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 4 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 18 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 5.3 kWh/m².
Hazard calendar for Tambunan
In summer, Tambunan overlaps its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Tambunan sits in the Pacific typhoon belt; the season peaks July–October.
Is summer a good time to visit Tambunan?
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 reasonable time to visit Tambunan for sightseeing.
What to pack for Tambunan in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Tambunan sees daytime highs around 27°C and nights near 18°C. Pack rain gear. Worth having: light clothes and sun protection. About 71 days see rain.
Sea temperature near Tambunan in Summer
The nearest coast averages about 30°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 55 km away) is warmest in June at about 30°C and coldest in February near 27°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) | 28 | 27 | 28 | 29 | 30 | 30 | 30 | 30 | 30 | 30 | 29 | 29 |
| Comfort | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 28 | Warm |
| Feb | 27 | Warm |
| Mar | 28 | Warm |
| Apr | 29 | Tropical |
| May | 30 | Tropical |
| Jun | 30 | Tropical |
| Jul | 30 | Tropical |
| Aug | 30 | Tropical |
| Sep | 30 | Tropical |
| Oct | 30 | Tropical |
| Nov | 29 | Tropical |
| Dec | 29 | Tropical |
UV index in Tambunan in Summer
Clear-sky midday UV across summer averages around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Tambunan peaks around March 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 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 | 15 | 13 | 12 | 14 | 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 | 15 | Extreme |
| Jun | 13 | Extreme |
| Jul | 12 | Extreme |
| Aug | 14 | Extreme |
| Sep | 14 | Extreme |
| Oct | 13 | Extreme |
| Nov | 12 | Extreme |
| Dec | 11 | Extreme |
Air quality in Tambunan 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 Tambunan is worst in September — around 16 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (December, 10 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) | 11 | 11 | 13 | 13 | 13 | 13 | 14 | 14 | 16 | 13 | 11 | 10 |
| Level | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 11 | Good |
| Feb | 11 | Good |
| Mar | 13 | Moderate |
| Apr | 13 | Moderate |
| May | 13 | Moderate |
| Jun | 13 | Moderate |
| Jul | 14 | Moderate |
| Aug | 14 | Moderate |
| Sep | 16 | Moderate |
| Oct | 13 | Moderate |
| Nov | 11 | Good |
| Dec | 10 | Good |
Where is Tambunan?
Tambunan sits at 5.7°N, 116.4°E, 630 m above sea level, in Malaysia. The nearest listed city is Donggongon, 39 km away.
Topography around Tambunan
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Tambunan.
Within 3 km, the terrain around Tambunan has significant variations in elevation — a maximum elevation change of 419 m around an average of 704 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,613 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,023 m.
The land around Tambunan is covered by trees (68%) within 3 km, trees (95%) within 16 km, and trees (81%) within 80 km.
Malaysia travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type C / G / M
- 230 V · 50 Hz
- Prices
- ≈ 32% of US
- price level, 2025
- GDP per capita
- $13,125
- 2025
- Happiness
- 6.0 / 10
- World Happiness, 2025
- Safe drinking water
- 95%
- of population, 2024
- Homicide rate
- 0.7
- per 100k, 2023
- Road deaths
- 22.5
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- High
- EF EPI 581
- 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 Tambunan (5.7167°, 116.4°, elevation 630 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.