Today 30-Day Air Warning Indices Map Historical

Hainan - China 2026-08-18 Tuesday 20.05N, 110.20E

Haikou

Hainan - China

2026-08-18

2026-08-18 15:58

28°

Light Rain

AQI 29

Today: It's Moderate Rain, the temperature is about the same as yesterday. AQI is good.

Multiple weather warnings

10KM/H

81%

Humidity

Low

31°

Feels Like

30km

Visibility

0.0mm

Precipitation

995hPa

Pressure

24H Forecast

5pm

7pm

8pm

9pm

11pm

1am

2am

3am

5am

7am

8am

9am

11am

1pm

2pm

3pm

Temperature

Forecast

Today

18 Aug

32°

25°

Wed

19 Aug

31°

25°

Thu

20 Aug

31°

24°

Fri

21 Aug

32°

25°

Sat

22 Aug

33°

25°

Sun

23 Aug

30°

25°

Mon

24 Aug

30°

24°

30 days Forecast

Air Quality

Excellent

PM2.5

PM10

O₃

0.4

SO₂

NO₂

Sun

Now

16:04

Now

16:04

Altitude

42°

Heading

270°W

Moon

Waxing crescent

Now

16:04

Now

16:04

Altitude

50°

Heading

159°SSE

Weather Indices

Comfort

Very Bad

Car Wash

Bad

Dressing

Heat

Flu

Healthy

Sport

Poor

Travel

Moderate

UV Index

Low

Air Pollution

Excellent

Haikou's Historical Weather

More historical data

Haikou Outlook

Haikou is on the northern edge of the torrid zone, and is part of the Intertropical Convergence Zone. April to October is the active period for tropical storms and typhoons, most of which occur between August and September. May to October is the rainy season with the heaviest rainfall occurring in September. With its location 378 km (235 mi) south of the Tropic of Cancer, the city has a borderline tropical wet and dry climate, just above a humid subtropical climate.

Haikou

Haikou

24H Forecast

Temperature

Forecast

Air Quality

Sun

Moon

Weather Indices

Comfort

Very Bad

Car Wash

Bad

Dressing

Heat

Flu

Healthy

Sport

Poor

Travel

Moderate

UV Index

Low

Air Pollution

Excellent

Haikou's Historical Weather

Haikou Outlook

Temperature

Satellite imagery

Weather Rank

Nearby

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