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Weather Forecast for Cat Ba

Vietnam

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Smoky haze

Current Weather - Cat Ba: 27°C

Vietnam

Smoky haze

Feels like 29°C

Wind

5 km/h NE

Humidity

73%

Pressure

1013 mb

UV Index

1

Visibility

10 km
Sunny

Sunny

Monday, September 21, 2026

High

30°C

Low

26°C

Rain Chance

6%

Hourly Forecast

Clear 26°C
02:00
Smoky haze 26°C
03:00
Smoky haze 26°C
04:00
Smoky haze 26°C
05:00
Smoky haze 26°C
06:00
Smoky haze 27°C
07:00
Sunny 28°C
08:00
Sunny 29°C
09:00
Sunny 29°C
10:00
Sunny 30°C
11:00
Sunny 30°C
12:00
Sunny 30°C
13:00
Sunny 30°C
14:00
Sunny 30°C
15:00
Partly Cloudy 29°C
16:00
Cloudy 28°C
17:00
Partly Cloudy 28°C
18:00
Clear 27°C
19:00
Clear 27°C
20:00
Clear 27°C
21:00
Clear 27°C
22:00
Clear 27°C
23:00
Sep 22

Day Statistics

Maximum Wind

12 km/h

Humidity

72%

Precipitation

0 mm

UV Index

10

Visibility

10 km

Rain Chance

6%

Snow Chance

0%

Sun & Moon

Sunrise

05:40 AM

Sunset

05:49 PM

Moonrise

02:38 PM

Moonset

12:54 AM

Moon Phase

Waxing Gibbous

Moon Illumination

82%

Air Quality

PM2.5

30

μg/m³

PM10

31.4

μg/m³

NO₂

11

μg/m³

O₃

128.7

μg/m³

SO₂

10.1

μg/m³

CO

269.6

μg/m³

US EPA Index: 2 GB DEFRA Index: 3

Solar Radiation Data

Shortwave Radiation

22.21

Diffuse Radiation

6.71

DNI

0.04

GTI

21.62