December weather forecastCrescent Head, Australia
December
Weather in December
The first month of the summer, December, is also a moderately hot month in Crescent Head, Australia, with an average temperature ranging between min 17.5°C (63.5°F) and max 26.9°C (80.4°F).Temperature
With the onset of December, a modest change to a still warm 26.9°C (80.4°F) from November's 26.1°C (79°F) is noted in high-temperature. During the nights in December, Crescent Head experiences a consistent average temperature of 17.5°C (63.5°F).Humidity
In December, the average relative humidity is 75%.Rainfall
In December, in Crescent Head, the rain falls for 16.8 days. Throughout December, 69mm (2.72") of precipitation is accumulated. Throughout the year, there are 148.6 rainfall days, and 587mm (23.11") of precipitation is accumulated.Sea temperature
In Crescent Head, Australia, the average seawater temperature in December is 24.2°C (75.6°F).Note: For someone not comfortable with cold, swimming in 24.2°C (75.6°F) waters might be a stretch. However, with favorable conditions like abundant sunshine, mild wind, and warm air temperatures, the experience can be improved. And while wetsuits are not a must, they can be considered.
Daylight
December has the longest days of the year, with an average of 14h and 6min of daylight.On the first day of December in Crescent Head, sunrise is at 5:36 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 7:55 pm AEDT.
Sunshine
In December, the average sunshine is 9.7h.UV index
January, February, November and December, with an average maximum UV index of 6, are months with the highest UV index in Crescent Head. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index, 6 in December, converts into the following recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Heads up! UV intensity is amplified by reflections from water and sand.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Crescent Head, Australia
- Average high temperature in December: 26.9°C
The warmest month (with the highest average high temperature) is January (28.2°C).
The month with the lowest average high temperature is June (17.7°C).
- Average low temperature in December: 17.5°C
The month with the highest average low temperature is January (18.8°C).
The coldest month (with the lowest average low temperature) is July (8.8°C).
Average pressure in December
Crescent Head, Australia
- Average pressure in December: 1013.6mbar
The month with the highest atmospheric pressure is July (1020.7mbar).
The month with the lowest atmospheric pressure is January (1013mbar).
Average wind speed in December
Crescent Head, Australia
- Average wind speed in December: 9.5km/h
The windiest months (with the highest average wind speed) are September and December (9.5km/h).
The calmest month (with the lowest average wind speed) is April (8.1km/h).
Average humidity in December
Crescent Head, Australia
- Average humidity in December: 75%
The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is September (68%).
Average rainfall in December
Crescent Head, Australia
- Average rainfall in December: 69mm
The wettest month (with the highest rainfall) is February (103mm).
The driest month (with the least rainfall) is September (11mm).
Average rainfall days in December
Crescent Head, Australia
- Average rainfall days in December: 16.8 days
The month with the highest number of rainy days is March (19.7 days).
The months with the least rainy days are July and August (5.3 days).
Average sea temperature in December
Crescent Head, Australia
- Average sea temperature in December: 24.2°C
The best month for swimming (with the highest average sea temperature) is February (26.3°C).
The coldest month (with the lowest average sea temperature) is July (20.2°C).
Average daylight in December /
Average sunshine in December
Crescent Head, Australia
- Average daylight in December: 14h and 6min
The month with the longest days is December (Average daylight: 14h and 6min).
The month with the shortest days is June (Average daylight: 10h and 12min).
- Average sunshine in December: 9h and 42min
The month with the most sunshine is November (Average sunshine: 9h and 48min).
The month with the least sunshine is June (Average sunshine: 6h and 6min).
Average sunshine days in December
Crescent Head, Australia
- Average sunshine days in December: 10.8 days
The month with the most sunshine days is August (24.6 days).
The month with the least sunshine days is February (7.2 days).
Average UV index in December
Crescent Head, 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 and August (UV index 4).
Average cloud cover in December
Crescent Head, Australia
- Average cloud cover in December: 39
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in December
Crescent Head, Australia
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).





