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
December
Weather in December
Temperature
Forster, Australia, notes an average high-temperature of a still warm 26.5°C (79.7°F) in December, hardly diverging from November. Forster records a mean low-temperature of 17.5°C (63.5°F) in December.Humidity
The average relative humidity in December is 75%.Rainfall
In Forster, during December, the rain falls for 15.9 days and regularly aggregates up to 59mm (2.32") of precipitation. In Forster, during the entire year, the rain falls for 162.5 days and collects up to 654mm (25.75") of precipitation.Sea temperature
In Forster, the average seawater temperature in December is 23.6°C (74.5°F).Note: Every individual's cold threshold differs, but factors like today's sunshine, wind, and temperature can tip the scales for a delightful swim in 23.6°C (74.5°F) waters. For reference, Olympians swim in waters of 25°C (77°F) to 28°C (82.4°F).
Daylight
December has the longest days of the year, with an average of 14h and 12min of daylight.On the first day of December, sunrise is at 5:36 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 7:59 pm AEDT.
Sunshine
The average sunshine in December is 9.4h.UV index
January, February and December, with an average maximum UV index of 6, are months with the highest UV index in Forster. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the average person.Note: A daily high UV index of 6 in December leads to these guidelines:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Beware! Reflections from sand and water can intensify the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Forster in December?
What is the average humidity in December in Forster?
How much does it rain in Forster in December?
What is the water temperature in December in Forster?
When are the longest days in Forster?
What is the average length of the day in December in Forster?
When is the sunrise / sunset in December in Forster?
How long on average sun shines in December in Forster?
What are the months with the highest UV index in Forster?
How high is the UV index in December in Forster?
Average temperature in December
Forster, Australia
- Average high temperature in December: 26.5°C
The warmest month (with the highest average high temperature) is January (28.3°C).
The month with the lowest average high temperature is July (16.8°C).
- Average low temperature in December: 17.5°C
The month with the highest average low temperature is January (19.3°C).
The coldest month (with the lowest average low temperature) is July (8.9°C).
Average pressure in December
Forster, Australia
- Average pressure in December: 1013.5mbar
The months with the highest atmospheric pressure are June and July (1020.7mbar).
The month with the lowest atmospheric pressure is January (1012.9mbar).
Average wind speed in December
Forster, Australia
- Average wind speed in December: 11.2km/h
The windiest month (with the highest average wind speed) is December (11.2km/h).
The calmest month (with the lowest average wind speed) is April (8.9km/h).
Average humidity in December
Forster, Australia
- Average humidity in December: 75%
The months with the highest relative humidity are March and June (80%).
The month with the lowest relative humidity is September (68%).
Average rainfall in December
Forster, Australia
- Average rainfall in December: 59mm
The wettest month (with the highest rainfall) is March (96mm).
The driest month (with the least rainfall) is September (27mm).
Average rainfall days in December
Forster, Australia
- Average rainfall days in December: 15.9 days
The month with the highest number of rainy days is March (16.8 days).
The month with the least rainy days is August (8.3 days).
Average sea temperature in December
Forster, Australia
- Average sea temperature in December: 23.6°C
The best month for swimming (with the highest average sea temperature) is February (25.3°C).
The coldest month (with the lowest average sea temperature) is July (19.7°C).
Average daylight in December /
Average sunshine in December
Forster, Australia
- Average daylight in December: 14h and 1min
The month with the longest days is December (Average daylight: 14h and 12min).
The month with the shortest days is June (Average daylight: 10h and 6min).
- Average sunshine in December: 9h and 2min
The month with the most sunshine is November (Average sunshine: 9h and 30min).
The month with the least sunshine is June (Average sunshine: 5h and 42min).
Average sunshine days in December
Forster, Australia
- Average sunshine days in December: 12.9 days
The month with the most sunshine days is August (21.3 days).
The month with the least sunshine days is February (10.6 days).
Average UV index in December
Forster, Australia
- Average UV index in December: 6
The months with the highest UV index are January, February 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
Forster, Australia
- Average cloud cover in December: 39
The months with the most cloud cover are February and March (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in December
Forster, Australia
- Average visibility in December: 9km
The months with the highest visibility are August and September (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, October, November and December (9km).
