October weather forecast
Happy Valley, Hong Kong

October

Weather in October

October in Happy Valley marks a comfortable period post the hot summer season. The city experiences cooler temperatures and less rainfall. However, remember to pack light layers as the evening temperature can dip. November promises to be even cooler with a significant fall in temperature. Strikingly, in October the wind gust can intensify, reaching a speed of up to 20.8km/h (12.9mph).

Temperature

The unfolding of October in Happy Valley shows an average high-temperature of a still warm 27.2°C (81°F), indicating a slight variance from September's 29.6°C (85.3°F). Happy Valley documents an average low-temperature of 24.3°C (75.7°F) for the nights of October.

Heat index

In October, the average heat index is computed to be 29°C (84.2°F). Constant activity during exposure could result in a state of weariness and possibly heat cramps.
Heat index specifics point out values are for conditions of shade and a slight breeze. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', provides an understanding of perceived warmth by combining temperature and relative humidity. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.

Humidity

In Happy Valley, the average relative humidity in October is 73%.

Rainfall

In October, the rain falls for 14.1 days. Throughout October, 71mm (2.8") of precipitation is accumulated. In Happy Valley, during the entire year, the rain falls for 224.5 days and collects up to 1264mm (49.76") of precipitation.

Daylight

In Happy Valley, the average length of the day in October is 11h and 38min.
On the first day of the month, sunrise is at 06:14 and sunset at 18:11. On the last day of October, sunrise is at 06:26 and sunset at 17:46 HKT.

Sunshine

In October, the average sunshine is 6.9h.

UV index

In October, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum daily UV index of 6 during October morphs into the following directions:
Stay clear of intense sun exposure. Solar protection is of utmost significance. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.

Frequently asked questions

What is the average October temperature?
The high-temperature, in October, in Happy Valley, is 27.2°C (81°F), while the low-temperature averages to 24.3°C (75.7°F). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, in October is computed to be 29°C (84.2°F).
What is the average humidity in October?
In Happy Valley, Hong Kong, the average relative humidity in October is 73%.
How many days does it rain in October?
In Happy Valley, Hong Kong, in October, it is raining for 14.1 days, with typically 71mm (2.8") of accumulated precipitation.
What is the average length of the day in October?
In Happy Valley, the average day length in October is 11h and 38min.
What time are sunrise and sunset in October in Happy Valley?
In October, on the first day of the month, sunrise is at 06:14 and sunset at 18:11. On the last day of the month, sunrise is at 06:26 and sunset at 17:46 HKT.
How many hours of sunshine does Happy Valley have in October?
The average sunshine duration in October is 6.9h.
What is the UV index reading in October?
In October, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in October
Happy Valley, Hong Kong
  • Average high temperature in October: 27.2°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 October: 24.3°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 October
Happy Valley, Hong Kong
  • Average pressure in October: 1013.4mbar

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 October
Happy Valley, Hong Kong
  • Average wind speed in October: 15.3km/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 October
Happy Valley, Hong Kong
  • Average humidity in October: 73%

The month with the highest relative humidity is May (84%).
The month with the lowest relative humidity is December (70%).

Average rainfall in October
Happy Valley, Hong Kong
  • Average rainfall in October: 71mm

The wettest month (with the highest rainfall) is August (223mm).
The driest month (with the least rainfall) is December (23mm).

Average rainfall days in October
Happy Valley, Hong Kong
  • Average rainfall days in October: 14.1 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 October /
Average sunshine in October
Happy Valley, Hong Kong
  • Average daylight in October: 11h and 4min

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 October: 6h 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 October
Happy Valley, Hong Kong
  • Average sunshine days in October: 13.5 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 October
Happy Valley, Hong Kong
  • Average UV index in October: 6

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 October
Happy Valley, Hong Kong
  • Average cloud cover in October: 35

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 October
Happy Valley, Hong Kong
  • Average visibility in October: 10km

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).

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