Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
January, noted for its average high-temperature of 18.5°C (65.3°F) and an average low-temperature of 15°C (59°F), is considered the coldest month in Sai Wan, Hong Kong.Humidity
In Sai Wan, the average relative humidity in January is 73%.Rainfall
In Sai Wan, in January, it is raining for 12.6 days, with typically 25mm (0.98") of accumulated precipitation. Throughout the year, in Sai Wan, there are 224.5 rainfall days, and 1264mm (49.76") of precipitation is accumulated.Daylight
The average length of the day in January is 10h and 57min.On the first day of the month, sunrise is at 07:02 and sunset at 17:50. On the last day of January, sunrise is at 07:02 and sunset at 18:10 HKT.
Sunshine
In January, the average sunshine in Sai Wan is 5.9h.UV index
January is the month with the lowest UV index, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: In January, the maximum UV index of 4 translates into these guidelines:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Around midday, solar radiation is most harmful; hence, exposure should be limited. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months in Sai Wan?
What is the average January temperature in Sai Wan?
What is the average humidity in January in Sai Wan?
How much does it rain in Sai Wan in January?
How many hours of daylight does Sai Wan have in January?
When are sunrise and sunset in January in Sai Wan?
How many hours of sunshine does Sai Wan have in January?
When is the lowest UV index in Sai Wan?
What is the UV index reading in January in Sai Wan?
Average temperature in January
Sai Wan, Hong Kong
- Average high temperature in January: 18.5°C
The warmest month (with the highest average high temperature) is August (30.5°C).
The month with the lowest average high temperature is January (18.5°C).
- Average low temperature in January: 15°C
The month with the highest average low temperature is August (27.7°C).
The coldest month (with the lowest average low temperature) is January (15°C).
Average pressure in January
Sai Wan, Hong Kong
- Average pressure in January: 1020.3mbar
The month with the highest atmospheric pressure is January (1020.3mbar).
The month with the lowest atmospheric pressure is August (1004.8mbar).
Average wind speed in January
Sai Wan, Hong Kong
- Average wind speed in January: 15.5km/h
The windiest month (with the highest average wind speed) is December (16km/h).
The calmest month (with the lowest average wind speed) is August (12.4km/h).
Average humidity in January
Sai Wan, Hong Kong
- Average humidity in January: 73%
The month with the highest relative humidity is May (84%).
The month with the lowest relative humidity is December (70%).
Average rainfall in January
Sai Wan, Hong Kong
- Average rainfall in January: 25mm
The wettest month (with the highest rainfall) is August (223mm).
The driest month (with the least rainfall) is December (23mm).
Average rainfall days in January
Sai Wan, Hong Kong
- Average rainfall days in January: 12.6 days
The month with the highest number of rainy days is July (26.8 days).
The month with the least rainy days is December (11.2 days).
Average daylight in January /
Average sunshine in January
Sai Wan, Hong Kong
- Average daylight in January: 10h and 5min
The month with the longest days is June (Average daylight: 13h and 30min).
The month with the shortest days is December (Average daylight: 10h and 48min).
- Average sunshine in January: 5h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is March (Average sunshine: 5h and 18min).
Average sunshine days in January
Sai Wan, Hong Kong
- Average sunshine days in January: 15.3 days
The month with the most sunshine days is December (16.9 days).
The month with the least sunshine days is July (3.1 days).
Average UV index in January
Sai Wan, Hong Kong
- Average UV index in January: 4
The months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is January (UV index 4).
Average cloud cover in January
Sai Wan, Hong Kong
- Average cloud cover in January: 48
The month with the most cloud cover is March (Cloud cover 61).
The months with the least cloud cover are September and October (Cloud cover 35).
Average visibility in January
Sai Wan, Hong Kong
- Average visibility in January: 9km
The months with the highest visibility are September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July and August (9km).
Sai Wan, Hong Kong
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