Whale Island

Island Small island featuring coral reefs and snorkelling

Whale Island
Whale Island (Hòn Ông / Hon Ong), Nha Trang Bay, Khánh Hòa Province, Vietnam
12.6000, 109.3000
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No general admission; boat/tour fees apply

Best Time to Visit Whale Island #

For Whale Island, plan trips in the dry season (January-April) for the calmest seas and best underwater visibility.

Dry season (best for snorkeling/diving)
January-April · ~25-32°C
Calmer seas and clearer water make this the best window for snorkeling, diving and boat trips.
Wet/typhoon-prone season
September-November · ~24-31°C
Higher rainfall, rougher seas and occasional storm systems can disrupt boat services and water activities.

Weather & Climate near Whale Island #

Climate

Whale Island's climate is classified as Tropical Savanna - Tropical Savanna climate with hot summers (peaking in June) and warm winters (coldest in January). Temperatures range from 20°C to 31°C. Abundant rainfall (1220 mm/year), wettest in October with a pronounced dry season.

Air Quality: AQI 63 Moderate
Best Time to Visit
MarchFebruaryApril
Temperature & Rainfall
Temperature Range
34°
Warmest Month
19°
Coldest Month
Monthly Conditions

January

January is mild with highs of 26°C and lows of 20°C. Moderate rainfall (41 mm) and mostly overcast skies.

80 Excellent

Comfort

23°
Feels Like Mild
23°C
Temperature
20° – 26°
83%
Humidity
Very Humid

Weather

41 mm
Rainfall
3.0 m/s
Wind
Light Breeze
1.7
UV Index
Very High
11.4h daylight

February

February is mild with highs of 26°C and lows of 21°C. The driest month with just 20 mm and partly cloudy skies.

90 Ideal

Comfort

24°
Feels Like Mild
24°C
Temperature
21° – 27°
82%
Humidity
Very Humid

Weather

20 mm
Rainfall
3.1 m/s
Wind
Light Breeze
2.1
UV Index
Extreme
11.6h daylight

March

March is warm with muggy conditions (dew point 22°C). The driest month with just 20 mm.

91 Ideal

Comfort

25°
Feels Like Warm
25°C
Temperature
22° – 28°
81%
Humidity
Very Humid

Weather

20 mm
Rainfall
2.6 m/s
Wind
Calm
2.3
UV Index
Extreme
12.0h daylight

April

April is warm with muggy conditions (dew point 23°C). Moderate rainfall (40 mm).

89 Excellent

Comfort

27°
Feels Like Warm
27°C
Temperature
23° – 30°
79%
Humidity
Very Humid

Weather

40 mm
Rainfall
2.2 m/s
Wind
Calm
2.6
UV Index
Extreme
12.3h daylight

May

May is hot, feeling like 32°C due to high humidity. Moderate rainfall (70 mm) and partly cloudy skies.

75 Very Good

Comfort

32°
Feels Like Hot
28°C
Temperature
25° – 31°
80%
Humidity
Very Humid

Weather

70 mm
Rainfall
2.0 m/s
Wind
Calm
2.5
UV Index
Extreme
12.6h daylight

June

June is the hottest month, feeling like 32°C due to high humidity. Moderate rainfall (36 mm) and partly cloudy skies.

83 Excellent

Comfort

32°
Feels Like Hot
28°C
Temperature
25° – 31°
80%
Humidity
Very Humid

Weather

36 mm
Rainfall
1.7 m/s
Wind
Calm
2.4
UV Index
Extreme
12.7h daylight

July

July is hot, feeling like 32°C due to high humidity. Moderate rainfall (38 mm) and partly cloudy skies.

83 Excellent

Comfort

32°
Feels Like Hot
28°C
Temperature
25° – 31°
79%
Humidity
Very Humid

Weather

38 mm
Rainfall
2.0 m/s
Wind
Calm
2.4
UV Index
Extreme
12.7h daylight

August

August is hot, feeling like 31°C due to high humidity. Moderate rainfall (50 mm) and partly cloudy skies.

81 Excellent

Comfort

31°
Feels Like Hot
28°C
Temperature
25° – 31°
79%
Humidity
Very Humid

Weather

50 mm
Rainfall
2.1 m/s
Wind
Calm
2.5
UV Index
Extreme
12.4h daylight

September

September is warm with stifling humidity (dew point 24°C). Significant rainfall (165 mm) and mostly overcast skies.

67 Good

Comfort

27°
Feels Like Warm
27°C
Temperature
24° – 30°
80%
Humidity
Very Humid

Weather

165 mm
Rainfall
2.3 m/s
Wind
Calm
2.3
UV Index
Extreme
12.1h daylight

October

October is warm with muggy conditions (dew point 24°C). The wettest month with heavy rain (310 mm) and mostly overcast skies.

65 Good

Comfort

26°
Feels Like Warm
26°C
Temperature
23° – 28°
83%
Humidity
Very Humid

Weather

310 mm
Rainfall
2.3 m/s
Wind
Calm
1.8
UV Index
Very High
11.7h daylight

November

November is warm with muggy conditions (dew point 23°C). Heavy rain (300 mm) and mostly overcast skies.

65 Good

Comfort

25°
Feels Like Warm
25°C
Temperature
22° – 27°
86%
Humidity
Very Humid

Weather

300 mm
Rainfall
2.9 m/s
Wind
Calm
1.6
UV Index
Very High
11.4h daylight

December

December is mild with highs of 25°C and lows of 21°C. Significant rainfall (130 mm) and mostly overcast skies.

68 Good

Comfort

23°
Feels Like Mild
23°C
Temperature
21° – 25°
85%
Humidity
Very Humid

Weather

130 mm
Rainfall
3.1 m/s
Wind
Light Breeze
1.4
UV Index
High
11.3h daylight

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