Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average sea temperature in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
In December, Bellevue Hill's weather conditions record an average high-temperature of a still warm 25.3°C (77.5°F), demonstrating little divergence from the preceding month. During December, Bellevue Hill experiences a consistent low-temperature average of 18.5°C (65.3°F).Humidity
The average relative humidity in December in Bellevue Hill, Australia, is 72%.Rainfall
In Bellevue Hill, in December, during 14.9 rainfall days, 46mm (1.81") of precipitation is typically accumulated. In Bellevue Hill, Australia, during the entire year, the rain falls for 166.6 days and collects up to 653mm (25.71") of precipitation.Sea temperature
In Bellevue Hill, the average seawater temperature in December is 21.9°C (71.4°F).Note: Most people do not enjoy swimming in water of 21.9°C (71.4°F). Breathing control becomes harder as the temperature descends from 21°C (69.8°F) to 15°C (59°F).
Daylight
With an average of 14h and 24min of daylight, December has the longest days of the year in Bellevue Hill.On the first day of the month, sunrise is at 5:36 am and sunset at 7:51 pm. On the last day of December, sunrise is at 5:46 am and sunset at 8:09 pm AEDT.
Sunshine
In December, the average sunshine in Bellevue Hill is 9.7h.UV index
The months with the highest UV index are January, February, November and December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: A typical high UV index of 6 in December suggests the following recommendations:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Stay vigilant! UV rays get a boost in intensity due to sand and water reflections.
Frequently asked questions
What are December temperatures in Bellevue Hill?
What is the average humidity in December in Bellevue Hill?
How much does it rain in Bellevue Hill in December?
What is the sea temperature in December in Bellevue Hill?
When are the longest days in Bellevue Hill?
What is the average length of the day in December in Bellevue Hill?
What time are sunrise and sunset in December in Bellevue Hill?
How long on average sun shines in December in Bellevue Hill?
When is the highest UV index in Bellevue Hill?
What is the UV index intensity in December in Bellevue Hill?
Average temperature in December
Bellevue Hill, Australia
- Average high temperature in December: 25.3°C
The warmest month (with the highest average high temperature) is January (26.8°C).
The month with the lowest average high temperature is July (16.6°C).
- Average low temperature in December: 18.5°C
The month with the highest average low temperature is January (20.2°C).
The coldest month (with the lowest average low temperature) is July (10.3°C).
Average pressure in December
Bellevue Hill, Australia
- Average pressure in December: 1013.3mbar
The month with the highest atmospheric pressure is June (1020.8mbar).
The month with the lowest atmospheric pressure is January (1012.9mbar).
Average wind speed in December
Bellevue Hill, Australia
- Average wind speed in December: 15.8km/h
The windiest month (with the highest average wind speed) is August (16.2km/h).
The calmest month (with the lowest average wind speed) is April (13.9km/h).
Average humidity in December
Bellevue Hill, Australia
- Average humidity in December: 72%
The month with the highest relative humidity is February (75%).
The month with the lowest relative humidity is August (65%).
Average rainfall in December
Bellevue Hill, Australia
- Average rainfall in December: 46mm
The wettest month (with the highest rainfall) is February (93mm).
The driest month (with the least rainfall) is July (31mm).
Average rainfall days in December
Bellevue Hill, Australia
- Average rainfall days in December: 14.9 days
The month with the highest number of rainy days is March (19 days).
The month with the least rainy days is August (9.2 days).
Average sea temperature in December
Bellevue Hill, Australia
- Average sea temperature in December: 21.9°C
The best month for swimming (with the highest average sea temperature) is February (23.7°C).
The coldest month (with the lowest average sea temperature) is September (18.6°C).
Average daylight in December /
Average sunshine in December
Bellevue Hill, Australia
- Average daylight in December: 14h and 2min
The month with the longest days is December (Average daylight: 14h and 24min).
The month with the shortest days is June (Average daylight: 9h and 54min).
- Average sunshine in December: 9h and 4min
The month with the most sunshine is November (Average sunshine: 9h and 48min).
The month with the least sunshine is June (Average sunshine: 5h and 54min).
Average sunshine days in December
Bellevue Hill, Australia
- Average sunshine days in December: 11.3 days
The month with the most sunshine days is August (19.1 days).
The month with the least sunshine days is February (8.4 days).
Average UV index in December
Bellevue Hill, Australia
- Average UV index in December: 6
The months with the highest UV index are January, February, November and December (UV index 6).
The months with the lowest UV index are May, June, July, August and September (UV index 4).
Average cloud cover in December
Bellevue Hill, Australia
- Average cloud cover in December: 37
The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in December
Bellevue Hill, Australia
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Bellevue Hill, Australia
Weather forecast for your location
2. Allow the app to use your location
