Trongsa in Summer
In summer (June, July and August), Trongsa sees average daytime highs around 16°C and overnight lows near 10°C, with 1721 mm of rain over about 92 wet days across the season. It is the warmest season of the year and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 16°C. The sky is clear or mostly clear about 0% of the time across summer, and the air most often feels dry.
Summer is Trongsa's best season of the year to visit on our travel score. For the whole year in context, see Trongsa's year-round climate.
- Avg daytime high
- 16°C
- warmest season of the year
- Avg overnight low
- 10°C
- Rainfall
- 1721 mm
- 92 wet days
- Avg wind
- 3 km/h
- Travel score
- 2.6
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Trongsa in Summer
Across summer, daytime highs hold fairly steady around 16°C.
A typical summer day in Trongsa reaches about 16°C and drops to 10°C overnight. The warmest of the three months is August, the coolest June.
How summer really feels in Trongsa
Once humidity and wind are folded in, summer brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
summer sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Trongsa 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 | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 4° / -7° | 51 | 12 | 11.5 | 10.5 | 0.0 |
| Feb | 5° / -5° | 93 | 16.9 | 14.5 | 11 | 0.1 |
| Mar | 8° / -2° | 185 | 26.7 | 17.8 | 11.8 | 0.8 |
| Apr | 11° / 2° | 195 | 28.3 | 7.8 | 12.6 | 1.6 |
| May | 14° / 5° | 282 | 30.4 | 0.8 | 13.3 | 2.2 |
| Jun | 16° / 9° | 517 | 30 | 0.1 | 13.7 | 2.5 |
| Jul | 16° / 11° | 700 | 31 | 0 | 13.6 | 2.6 |
| Aug | 17° / 10° | 504 | 31 | 0 | 13 | 2.6 |
| Sep | 16° / 9° | 368 | 29.2 | 0.1 | 12.2 | 2.5 |
| Oct | 13° / 4° | 150 | 23.3 | 1.7 | 11.3 | 2.5 |
| Nov | 10° / -1° | 56 | 15.3 | 5.9 | 10.6 | 1.8 |
| Dec | 7° / -4° | 39 | 10.6 | 7.7 | 10.3 | 0.7 |
Cloud cover in Summer
The sky is clear or mostly clear about 0% of the time across summer.
Chance of precipitation in Summer
Trongsa gets around 1721 mm of rain over 92 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 3 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 h 36 min in early June to 12 h 36 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 3.8 kWh/m².
Hazard calendar for Trongsa
In summer, Trongsa overlaps its monsoon season. The full year is below, with each hazard's peak months called out.
Trongsa's monsoon runs June–September, when most of the year's rain falls.
Is summer a good time to visit Trongsa?
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 Trongsa.
What to pack for Trongsa in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Trongsa sees daytime highs around 16°C and nights near 10°C. Pack rain gear. Worth having: a warm layer. About 92 days see rain.
UV index in Trongsa in Summer
Clear-sky midday UV across summer averages around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Trongsa peaks around July 12 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 5 (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) | 5 | 7 | 11 | 12 | 14 | 15 | 15 | 13 | 13 | 10 | 7 | 5 |
| Level | High | High | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 5 | High |
| Feb | 7 | High |
| Mar | 11 | Extreme |
| Apr | 12 | Extreme |
| May | 14 | Extreme |
| Jun | 15 | Extreme |
| Jul | 15 | Extreme |
| Aug | 13 | Extreme |
| Sep | 13 | Extreme |
| Oct | 10 | Very high |
| Nov | 7 | Very high |
| Dec | 5 | High |
Where is Trongsa?
Trongsa sits at 27.5°N, 90.5°E, 0 m above sea level, in Bhutan. The nearest listed city is Jakar, 25 km away.
Topography around Trongsa
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Trongsa.
Within 3 km, the terrain around Trongsa has very significant variations in elevation — a maximum elevation change of 1,567 m around an average of 2,399 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 3,264 m; within 80 km, extreme variations in elevation — a maximum elevation change of 7,311 m.
The land around Trongsa is covered by trees (81%) within 3 km, trees (92%) within 16 km, and trees (74%) within 80 km.
Bhutan travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type C / D / F / G / M
- 230 V · 50 Hz
- Prices
- ≈ 23% of US
- price level, 2025
- GDP per capita
- $4,493
- 2025
- Happiness
- 5.1 / 10
- World Happiness, 2018
- Safe drinking water
- 66%
- of population, 2024
- Homicide rate
- 2.5
- per 100k, 2020
- Road deaths
- 16.2
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- English
- Low
- EF EPI 473
- 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 Trongsa (27.5026°, 90.5072°, elevation 0 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.