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
The advent of December presents an average high-temperature of a pleasant 21.6°C (70.9°F), maintaining a close correlation with the preceding month. In the month of December, Mornington experiences an average low-temperature of 13.8°C (56.8°F).Humidity
In December, the average relative humidity is 69%.Rainfall
In Mornington, Australia, in December, during 12.6 rainfall days, 44mm (1.73") of precipitation is typically accumulated. In Mornington, during the entire year, the rain falls for 177.5 days and collects up to 562mm (22.13") of precipitation.Sea temperature
In December, the average sea temperature is 17°C (62.6°F).Note: For most, swimming in 17°C (62.6°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).
Daylight
With an average of 14h and 48min of daylight, December has the longest days of the year.On the first day of December in Mornington, Australia, sunrise is at 5:50 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 8:46 pm AEDT.
Sunshine
December has the most sunshine of the year, with an average of 9.7h of sunshine.UV index
December is the month with the highest UV index in Mornington, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the average person.Note: During December, 6 as the daily maximum UV index converts into the following advice:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Stay sun-safe with clothing that is both closely woven and worn loosely.
Frequently asked questions
What is the temperature in December in Mornington?
What is the average humidity in December in Mornington?
How much does it rain in Mornington in December?
What is the sea water temperature in December in Mornington?
When are the longest days in Mornington?
What is the average length of the day in December in Mornington?
When is the sunrise / sunset in December in Mornington?
What month has the most sunshine in Mornington?
How long on average sun shines in December in Mornington?
When is the highest UV index in Mornington?
How high is the UV index in December in Mornington?
Average temperature in December
Mornington, Australia
- Average high temperature in December: 21.6°C
The warmest months (with the highest average high temperature) are January and February (23.4°C).
The month with the lowest average high temperature is July (13°C).
- Average low temperature in December: 13.8°C
The month with the highest average low temperature is February (16.2°C).
The coldest months (with the lowest average low temperature) are July and August (8.6°C).
Average pressure in December
Mornington, Australia
- Average pressure in December: 1012.8mbar
The month with the highest atmospheric pressure is June (1021mbar).
The month with the lowest atmospheric pressure is January (1012.6mbar).
Average wind speed in December
Mornington, Australia
- Average wind speed in December: 14km/h
The windiest months (with the highest average wind speed) are July and August (18.6km/h).
The calmest months (with the lowest average wind speed) are January, March and December (14km/h).
Average humidity in December
Mornington, Australia
- Average humidity in December: 69%
The month with the highest relative humidity is June (78%).
The month with the lowest relative humidity is January (68%).
Average rainfall in December
Mornington, Australia
- Average rainfall in December: 44mm
The wettest month (with the highest rainfall) is May (59mm).
The driest month (with the least rainfall) is March (34mm).
Average rainfall days in December
Mornington, Australia
- Average rainfall days in December: 12.6 days
The month with the highest number of rainy days is August (19.3 days).
The month with the least rainy days is January (10.1 days).
Average sea temperature in December
Mornington, Australia
- Average sea temperature in December: 17°C
The best month for swimming (with the highest average sea temperature) is February (18.7°C).
The coldest month (with the lowest average sea temperature) is August (13.7°C).
Average daylight in December /
Average sunshine in December
Mornington, Australia
- Average daylight in December: 14h and 5min
The month with the longest days is December (Average daylight: 14h and 48min).
The month with the shortest days is June (Average daylight: 9h and 36min).
- Average sunshine in December: 9h and 4min
The month with the most sunshine is December (Average sunshine: 9h and 42min).
The month with the least sunshine is May (Average sunshine: 6h and 24min).
Average sunshine days in December
Mornington, Australia
- Average sunshine days in December: 16.1 days
The month with the most sunshine days is January (17.1 days).
The month with the least sunshine days is August (9.4 days).
Average UV index in December
Mornington, Australia
- Average UV index in December: 6
The month with the highest UV index is December (UV index 6).
The months with the lowest UV index are June, July and August (UV index 3).
Average cloud cover in December
Mornington, Australia
- Average cloud cover in December: 35
The month with the most cloud cover is July (Cloud cover 49).
The month with the least cloud cover is January (Cloud cover 31).
Average visibility in December
Mornington, 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).
Mornington, Australia
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