Tianjin in Summer
In summer (June, July and August), Tianjin sees average daytime highs around 31°C and overnight lows near 22°C, with 395 mm of rain over about 34 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 31°C. The sky is clear or mostly clear about 32% of the time across summer, and the air most often feels oppressive.
Summer is Tianjin's 3rd-best season to visit on our travel score. For the whole year in context, see Tianjin's year-round climate.
- Avg daytime high
- 31°C
- warmest season of the year
- Avg overnight low
- 22°C
- Rainfall
- 395 mm
- 34 wet days
- Avg wind
- 10 km/h
- Travel score
- 4.4
- 3rd-best season
- Months
- Jun · Jul · Aug
Temperature in Tianjin in Summer
Across summer, daytime highs hold fairly steady around 31°C.
A typical summer day in Tianjin reaches about 31°C and drops to 22°C overnight. The warmest of the three months is July, the coolest June.
How summer really feels in Tianjin
Once humidity and wind are folded in, summer brings about 61 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.
Tianjin 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 | 2° / -7° | 3 | 0.9 | 1 | 9.6 | 0.0 |
| Feb | 6° / -4° | 6 | 1.4 | 1 | 10.5 | 0.7 |
| Mar | 13° / 2° | 10 | 2.4 | 0.5 | 11.7 | 4.5 |
| Apr | 21° / 10° | 29 | 4.5 | 0.1 | 13 | 7.5 |
| May | 27° / 16° | 39 | 5.6 | 0 | 14.1 | 7.0 |
| Jun | 31° / 21° | 86 | 8.3 | 0 | 14.7 | 4.8 |
| Jul | 32° / 23° | 175 | 13.3 | 0 | 14.5 | 3.9 |
| Aug | 30° / 22° | 135 | 11.9 | 0 | 13.5 | 4.6 |
| Sep | 27° / 17° | 55 | 6.4 | 0 | 12.3 | 7.1 |
| Oct | 20° / 10° | 38 | 4.9 | 0 | 11 | 7.3 |
| Nov | 11° / 2° | 14 | 2.6 | 0.8 | 9.9 | 3.2 |
| Dec | 4° / -5° | 4 | 1.1 | 0.9 | 9.3 | 0.0 |
Cloud cover in Summer
The sky is clear or mostly clear about 32% of the time across summer.
Chance of precipitation in Summer
Tianjin gets around 395 mm of rain over 34 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 10 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 14 h 30 min in early June to 12 h 54 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 5.4 kWh/m².
Hazard calendar for Tianjin
In summer, Tianjin overlaps its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.
Tianjin sits in the Pacific typhoon belt; the season peaks July–October.
Tianjin's rainy season runs June–August, when most of the year's rain falls.
Tianjin sees seasonal dust haze (April–May), heaviest in April.
Is summer a good time to visit Tianjin?
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 Tianjin for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Tianjin in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Tianjin sees daytime highs around 31°C and nights near 22°C. Pack light clothes and sun protection. Worth having: rain gear. About 34 days see rain.
Sea temperature near Tianjin in Summer
The nearest coast averages about 24°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 49 km away) is warmest in August at about 26°C and coldest in February near 2°C.
It's comfortable for a long swim from Jun 9 to Oct 4 — about 3.9 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 3 | 2 | 4 | 10 | 16 | 21 | 25 | 26 | 23 | 18 | 12 | 7 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing | Warm | Warm | Refreshing | Cool | Bracing | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 3 | Bracing |
| Feb | 2 | Bracing |
| Mar | 4 | Bracing |
| Apr | 10 | Bracing |
| May | 16 | Cool |
| Jun | 21 | Refreshing |
| Jul | 25 | Warm |
| Aug | 26 | Warm |
| Sep | 23 | Refreshing |
| Oct | 18 | Cool |
| Nov | 12 | Bracing |
| Dec | 7 | Bracing |
UV index in Tianjin in Summer
Clear-sky midday UV across summer averages around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Tianjin peaks around July 23 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 22 at about 2 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 2 | 4 | 6 | 7 | 7 | 8 | 7 | 7 | 4 | 2 | 2 |
| Level | Low | Moderate | Moderate | High | Very high | High | Very high | Very high | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Low |
| Feb | 2 | Moderate |
| Mar | 4 | Moderate |
| Apr | 6 | High |
| May | 7 | Very high |
| Jun | 7 | High |
| Jul | 8 | Very high |
| Aug | 7 | Very high |
| Sep | 7 | High |
| Oct | 4 | Moderate |
| Nov | 2 | Low |
| Dec | 2 | Low |
Air quality in Tianjin 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 Tianjin is worst in January — around 88 µg/m³ PM2.5 (unhealthy), about 2.3× the cleanest month (July, 38 µg/m³).
Seasonal pattern from CAMS reanalysis, scaled to Tianjin's WHO annual average of 60.2 µg/m³.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 88 | 78 | 70 | 50 | 43 | 40 | 38 | 40 | 48 | 64 | 76 | 88 |
| Level | Unhealthy | Unhealthy | Unhealthy | Poor | Poor | Poor | Poor | Poor | Poor | Unhealthy | Unhealthy | Unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 88 | Unhealthy |
| Feb | 78 | Unhealthy |
| Mar | 70 | Unhealthy |
| Apr | 50 | Poor |
| May | 43 | Poor |
| Jun | 40 | Poor |
| Jul | 38 | Poor |
| Aug | 40 | Poor |
| Sep | 48 | Poor |
| Oct | 64 | Unhealthy |
| Nov | 76 | Unhealthy |
| Dec | 88 | Unhealthy |
Where is Tianjin?
Tianjin sits at 39.1°N, 117.2°E, 11 m above sea level, in China. The nearest listed city is Beijing, 108 km away.
Topography around Tianjin
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Tianjin.
Within 3 km, the terrain around Tianjin has only modest variations in elevation — a maximum elevation change of 31 m around an average of 5 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 54 m; within 80 km, only modest variations in elevation — a maximum elevation change of 63 m.
The land around Tianjin is covered by artificial surfaces (86%) within 3 km, artificial surfaces (59%) and cropland (26%) within 16 km, and cropland (58%) 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 Tianjin (39.1422°, 117.1767°, elevation 11 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.