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 introduction of December notes a subtle temperature variation to a pleasant 72.5°F (22.5°C) from November's 75.9°F (24.4°C). Melbourne experiences a mean temperature of 63°F (17.2°C) during December nights.Humidity
In Melbourne, the average relative humidity in December is 77%.Rainfall
In December, the rain falls for 10.6 days. Throughout December, 0.94" (24mm) of precipitation is accumulated. In Melbourne, Florida, during the entire year, the rain falls for 176.1 days and collects up to 22.28" (566mm) of precipitation.Ocean temperature
In Melbourne, in December, the average water temperature is 74.1°F (23.4°C).Note: For someone not comfortable with cold, swimming in 74.1°F (23.4°C) 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
With an average of 10h and 24min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 6:57 am and sunset at 5:26 pm. On the last day of December, sunrise is at 7:13 am and sunset at 5:37 pm EST.
Sunshine
The average sunshine in December is 6.2h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, a daily maximum UV index of 5 leads to the following instructions:
Act with care - Obligation to protect against skin and eye damage is highlighted. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Heads up! The reflection of sand and water notably intensifies UV rays from the Sun.
Frequently asked questions
What is the usual temperature for Melbourne in December?
What is the average humidity in December in Melbourne?
How much does it rain in Melbourne in December?
How warm is the water in December in Melbourne?
What is the month with the shortest days in Melbourne?
How many hours of daylight does Melbourne have in December?
When is the sunrise / sunset in December in Melbourne?
How many hours of sunshine does Melbourne have in December?
When is the lowest UV index in Melbourne?
What is the UV index intensity in December in Melbourne?
Average temperature in December
Melbourne, FL
- Average high temperature in December: 72.5°F
The warmest month (with the highest average high temperature) is August (87.3°F).
The month with the lowest average high temperature is January (69.3°F).
- Average low temperature in December: 63°F
The month with the highest average low temperature is August (78.8°F).
The coldest month (with the lowest average low temperature) is January (58.6°F).
Average pressure in December
Melbourne, FL
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).
Average wind speed in December
Melbourne, FL
- Average wind speed in December: 9.6mph
The windiest month (with the highest average wind speed) is November (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).
Average humidity in December
Melbourne, FL
- Average humidity in December: 77%
The month with the highest relative humidity is August (80%).
The month with the lowest relative humidity is March (72%).
Average rainfall in December
Melbourne, FL
- Average rainfall in December: 0.94"
The wettest month (with the highest rainfall) is August (4.29").
The driest month (with the least rainfall) is February (0.59").
Average rainfall days in December
Melbourne, FL
- Average rainfall days in December: 10.6 days
The month with the highest number of rainy days is August (23.3 days).
The month with the least rainy days is February (8.2 days).
Average sea temperature in December
Melbourne, FL
- Average sea temperature in December: 74.2°F
The best month for swimming (with the highest average sea temperature) is August (84.7°F).
The coldest month (with the lowest average sea temperature) is January (71.4°F).
Average daylight in December /
Average sunshine in December
Melbourne, FL
- Average daylight in December: 10h and 2min
The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).
- Average sunshine in December: 6h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 6min).
Average sunshine days in December
Melbourne, FL
- Average sunshine days in December: 17.1 days
The month with the most sunshine days is January (19.6 days).
The month with the least sunshine days is August (4.7 days).
Average UV index in December
Melbourne, FL
- Average UV index in December: 5
The months with the highest UV index are May, June, July, August and September (UV index 7).
The months with the lowest UV index are January, February and December (UV index 5).
Average cloud cover in December
Melbourne, FL
- Average cloud cover in December: 34
The months with the most cloud cover are November and December (Cloud cover 34).
The months with the least cloud cover are April and May (Cloud cover 26).
Average visibility in December
Melbourne, FL
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Melbourne, Florida, USA
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