December weather forecastForestville, Australia
December
Weather in December
December, the first month of the summer in Forestville, is also a moderately hot month, with temperature in the range of an average high of 25.8°C (78.4°F) and an average low of 17.9°C (64.2°F).Temperature
December's advent denotes a minor fluctuation in the average high-temperature to a still warm 25.8°C (78.4°F) from November's 24.3°C (75.7°F). Throughout December, Forestville witnesses a consistent average low-temperature of 17.9°C (64.2°F).Humidity
The average relative humidity in December in Forestville is 71%.Rainfall
In Forestville, during December, the rain falls for 14.8 days and regularly aggregates up to 43mm (1.69") of precipitation. Throughout the year, there are 169 rainfall days, and 647mm (25.47") of precipitation is accumulated.Sea temperature
In Forestville, the average seawater temperature in December is 21.9°C (71.4°F).Note: Swimming in 21.9°C (71.4°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).
Daylight
The month with the longest days in Forestville is December, with an average of 14h and 24min of daylight.On the first day of the month, sunrise is at 5:37 am and sunset at 7:50 pm. On the last day of December, in Forestville, sunrise is at 5:47 am and sunset at 8:08 pm AEDT.
Sunshine
In Forestville, the average sunshine in December 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. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the average person.Note: A daily maximum UV index of 6 in December translates into the following instructions:
Deter overexposure. Protecting against the sun's effects is essential. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Be vigilant! The Sun's UV rays get a boost from sand and water reflections.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Forestville, Australia
- Average high temperature in December: 25.8°C
The warmest month (with the highest average high temperature) is January (27.3°C).
The month with the lowest average high temperature is July (16.6°C).
- Average low temperature in December: 17.9°C
The month with the highest average low temperature is January (19.8°C).
The coldest month (with the lowest average low temperature) is July (9.7°C).
Average pressure in December
Forestville, Australia
- Average pressure in December: 1013.4mbar
The month with the highest atmospheric pressure is June (1020.9mbar).
The month with the lowest atmospheric pressure is January (1012.9mbar).
Average wind speed in December
Forestville, Australia
- Average wind speed in December: 13.9km/h
The windiest months (with the highest average wind speed) are January and August (14km/h).
The calmest month (with the lowest average wind speed) is April (12.2km/h).
Average humidity in December
Forestville, Australia
- Average humidity in December: 71%
The month with the highest relative humidity is February (75%).
The months with the lowest relative humidity are August and September (66%).
Average rainfall in December
Forestville, Australia
- Average rainfall in December: 43mm
The wettest month (with the highest rainfall) is February (92mm).
The driest month (with the least rainfall) is September (35mm).
Average rainfall days in December
Forestville, Australia
- Average rainfall days in December: 14.8 days
The month with the highest number of rainy days is March (18.8 days).
The month with the least rainy days is August (10.1 days).
Average sea temperature in December
Forestville, 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
Forestville, Australia
- Average daylight in December: 14h and 24min
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 42min
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
Forestville, Australia
- Average sunshine days in December: 12.6 days
The month with the most sunshine days is August (17.9 days).
The month with the least sunshine days is March (8.8 days).
Average UV index in December
Forestville, 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
Forestville, 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
Forestville, 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).





