Guiyang in Summer
In summer (June, July and August), Guiyang sees average daytime highs around 26°C and overnight lows near 20°C, with 531 mm of rain over about 54 wet days across the season. It is the warmest season of the year and the wettest season of the year.
Over the season highs climb from about 24°C in early June to 26°C by late August. The sky is clear or mostly clear about 10% of the time across summer, and the air most often feels muggy.
Summer is Guiyang's 2nd-best season to visit on our travel score. For the whole year in context, see Guiyang's year-round climate.
- Avg daytime high
- 26°C
- warmest season of the year
- Avg overnight low
- 20°C
- Rainfall
- 531 mm
- 54 wet days
- Avg wind
- 11 km/h
- Travel score
- 5.1
- 2nd-best season
- Months
- Jun · Jul · Aug
Temperature in Guiyang in Summer
Over the season highs climb from about 24°C in early June to 26°C by late August.
A typical summer day in Guiyang reaches about 26°C and drops to 20°C overnight. The warmest of the three months is August, the coolest June.
How summer really feels in Guiyang
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.
Guiyang 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 | 8° / 2° | 67 | 14.4 | 3.7 | 10.5 | 1.1 |
| Feb | 11° / 4° | 60 | 13.7 | 1.8 | 11.1 | 2.2 |
| Mar | 15° / 8° | 97 | 19 | 0.3 | 11.8 | 3.5 |
| Apr | 20° / 12° | 130 | 19 | 0.1 | 12.6 | 4.7 |
| May | 23° / 16° | 191 | 19.3 | 0 | 13.3 | 5.2 |
| Jun | 25° / 19° | 239 | 20.7 | 0 | 13.6 | 4.8 |
| Jul | 27° / 21° | 168 | 17.7 | 0 | 13.5 | 5.0 |
| Aug | 27° / 20° | 124 | 15.7 | 0 | 12.9 | 5.4 |
| Sep | 24° / 17° | 101 | 12.4 | 0 | 12.2 | 6.2 |
| Oct | 19° / 13° | 105 | 14.1 | 0 | 11.4 | 5.4 |
| Nov | 15° / 9° | 63 | 11.5 | 0.1 | 10.7 | 4.3 |
| Dec | 10° / 4° | 48 | 11.6 | 1.2 | 10.4 | 2.1 |
Cloud cover in Summer
The sky is clear or mostly clear about 10% of the time across summer.
Chance of precipitation in Summer
Guiyang gets around 531 mm of rain over 54 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 11 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 h 30 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 4.5 kWh/m².
Hazard calendar for Guiyang
In summer, Guiyang overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Guiyang's rainy season runs April–August, when most of the year's rain falls.
Is summer a good time to visit Guiyang?
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 Guiyang for sightseeing.
What to pack for Guiyang in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Guiyang sees daytime highs around 26°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 54 days see rain.
UV index in Guiyang 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 Guiyang peaks around July 13 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 5 (moderate).
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 | 9 | 9 | 10 | 12 | 13 | 11 | 10 | 8 | 6 | 5 |
| Level | High | Very high | Very high | Very high | Very high | Extreme | Extreme | Extreme | Very high | Very high | High | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 5 | High |
| Feb | 7 | Very high |
| Mar | 9 | Very high |
| Apr | 9 | Very high |
| May | 10 | Very high |
| Jun | 12 | Extreme |
| Jul | 13 | Extreme |
| Aug | 11 | Extreme |
| Sep | 10 | Very high |
| Oct | 8 | Very high |
| Nov | 6 | High |
| Dec | 5 | Moderate |
Air quality in Guiyang 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 Guiyang is worst in March — around 37 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.
Seasonal pattern from CAMS reanalysis, scaled to Guiyang's WHO annual average of 31.7 µg/m³.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 32 | 35 | 37 | 35 | 32 | 27 | 24 | 28 | 30 | 31 | 34 | 34 |
| Level | Moderate | Poor | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 32 | Moderate |
| Feb | 35 | Poor |
| Mar | 37 | Poor |
| Apr | 35 | Poor |
| May | 32 | Moderate |
| Jun | 27 | Moderate |
| Jul | 24 | Moderate |
| Aug | 28 | Moderate |
| Sep | 30 | Moderate |
| Oct | 31 | Moderate |
| Nov | 34 | Moderate |
| Dec | 34 | Moderate |
Where is Guiyang?
Guiyang sits at 26.6°N, 106.7°E, 1,087 m above sea level, in China. The nearest listed city is Fenghuang, 322 km away.
Topography around Guiyang
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Guiyang.
Within 3 km, the terrain around Guiyang has only modest variations in elevation — a maximum elevation change of 243 m around an average of 1,105 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 487 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,342 m.
The land around Guiyang is covered by artificial surfaces (68%) and trees (25%) within 3 km, trees (46%) and artificial surfaces (26%) within 16 km, and trees (68%) within 80 km.
China travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type A / I
- 220 V · 50 Hz
- Prices
- ≈ 47% of US
- price level, 2025
- GDP per capita
- $13,862
- 2025
- Happiness
- 6.1 / 10
- World Happiness, 2025
- Homicide rate
- 0.5
- per 100k, 2020
- Road deaths
- 17.4
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Low
- EF EPI 464
- 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 Guiyang (26.5833°, 106.7167°, elevation 1,087 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.