December weather forecastWest Melbourne, FL
December
Weather in December
December, the first month of the winter in West Melbourne, is still a pleasant month, with an average temperature fluctuating between 72.5°F (22.5°C) and 63°F (17.2°C).Temperature
The arrival of December brings an average high-temperature of a pleasant 72.5°F (22.5°C), closely following the temperature pattern of November. An average low-temperature of 63°F (17.2°C) is recorded in the month of December.Humidity
In West Melbourne, the average relative humidity in December is 77%.Rainfall
In West Melbourne, in December, during 10.6 rainfall days, 0.94" (24mm) of precipitation is typically accumulated. Throughout the year, in West Melbourne, Florida, there are 176.1 rainfall days, and 22.28" (566mm) of precipitation is accumulated.Daylight
With an average of 10h and 24min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 6:57 am and sunset at 5:26 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:37 pm EST.
Sunshine
In December, the average sunshine 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 value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: In December, a daily UV index of 5 turns into the following recommendations:
Prioritize safety - Suggestions to prevent sun damage are offered. It's recommended to limit sun exposure when its radiation is at its peak during midday. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
West 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
West 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
West 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
West 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
West 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
West 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 daylight in December /
Average sunshine in December
West Melbourne, FL
- Average daylight in December: 10h and 24min
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 12min
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
West 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
West 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
West 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
West 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).





