Palm Bay, FL weather in December
Expect mild weather with some rain in Palm Bay in December, with highs near 74°F and lows near 54°F. Rain falls on about 9 days. It is one of the coolest months in Palm Bay. Good for outdoor plans.
- Normal high
- 74°F
- Normal low
- 54°F
- Wet days
- 9
- 2.7 in total
- Muggy days
- 8
- dew point 65°F+
How December changes from start to finish
| December 1 | December 31 | |
|---|---|---|
| Normal high | 76°F | 72°F |
| Normal low | 57°F | 52°F |
| Chance of a wet day | 30% | 29% |
| Sunrise / sunset | 6:56 am / 5:26 pm | 7:13 am / 5:37 pm |
| Daylight | 10.5 h | 10.4 h |
Chance of a wet day: average for the first and last 7 days of the month. Times are local clock time (Eastern Time).
A typical December day
- 6 am59°Fdew point 56°F
- 9 am65°Fdew point 58°F
- Noon72°Fdew point 58°F
- 3 pm72°Fdew point 58°F
- 6 pm67°Fdew point 58°F
- 9 pm64°Fdew point 58°F
NOAA hourly normals (local standard time) from Melbourne Intl Airport (5 mi away); average wind 8 mph; clear or few clouds in 51% of daytime hours, mostly cloudy or overcast in 34%.
What kind of days to expect
- Comfortable dayshigh 65-80°F and dew point under 60°F11 of 31
- Beach dayshigh 80-95°F, under 0.05 in of rain, afternoon wind under 15 mph6 of 31
- Hot dayshigh 90°F or more0 of 31
- Muggy daysdaily mean dew point 65°F or more8 of 31
- Wet daysat least 0.01 in of rain or melted snow9 of 31
- Notable rainat least 0.10 in4 of 31
- Freezing nightslow 32°F or below1 of 31
Average days per December, counted from daily records for each year 1991-2020.
Rain in December
Normal precipitation is 2.7 in; a dry December brings about 1.1 in and a wet one about 3.5 in (25th and 75th percentiles). About 2 days bring half an inch or more, and about 1 an inch or more.
How December varies from year to year
- Warmest December, 1991-20202015: average high 80°F
- Coolest December2010: average high 65°F
- Wettest December2002: 10.1 in
- Driest December2000: 0.2 in
- Highest reading87°F (December 4, 2018)
- Lowest reading27°F (December 28, 2010)
From the station's daily records with NOAA quality flags removed; most recent date shown when a reading repeats.
December compared with November and January
| November | December | January | |
|---|---|---|---|
| Normal high | 79°F | 74°F | 72°F |
| Normal low | 60°F | 54°F | 51°F |
| Wet days | 9 | 9 | 9 |
| Comfortable days | 9 | 11 | 14 |
| Daylight | 10.8 h | 10.4 h | 10.6 h |
Highs change by -5°F from November and -2°F into January.
Nearby alternatives in December
- Warmer: Key Largo, FL204 mi · high 80°F · 7 wet days
- Drier: Tampa, FL114 mi · high 74°F · 6 wet days
- Cooler: Palm Coast, FL113 mi · high 69°F · 10 wet days
How Palm Bay ranks in December
- Normal high19th warmest of 378 cities; 11th of 23 in Florida
- Wet days162nd driest of 378
- Comfortable days59th most of 340
What to pack for Palm Bay in December
- A rain jacket or umbrella – rain on about 9 days
Heating and cooling
December has 117 heating degree days and 88 cooling degree days (base 65°F), 5% of the year's total heating and cooling demand.
Questions
How hot is Palm Bay in December?
The normal high is 74°F and the normal low is 54°F. From 1991 to 2020 the hottest December reading was 87°F (most recently on December 4, 2018).
Does it rain a lot in Palm Bay in December?
About 9 days in December have at least 0.01 in of precipitation, and the normal total is 2.7 in. The wettest December in 1991-2020 was in 2002 (10.1 in); the driest was in 2000 (0.2 in).
Is December a good time to visit Palm Bay?
December ranks 5th of 12 months on our comfort score for Palm Bay (60 out of 100). It has about 11 comfortable days. The best months are January, February and March.
Where the numbers come from
- Temperature, rain, snowfall, snow depth and frost dates: Melbourne WFO (USC00085612), 6.8 mi NW of the city center, 35 ft . NOAA normals and daily records, 1991-2020.
- Humidity and wind by hour and cloud cover: Melbourne Intl Airport (USW00012838), 5.3 mi NNW of the city center, 22 ft . NOAA normals and daily records, 1991-2020.
- Daily humidity and wind: Melbourne Intl Airport (722040-12838), 5.4 mi NNW of the city center, 22 ft . Hourly observations, 1991-2020.