Palm Bay weather in December

In December, Palm Bay sees average daytime highs of 72°F and overnight lows near 63°F, with 1.8 in of rain across 6.8 wet days and about 10.3 hours of daylight. It is the 10th-warmest and 12th-wettest month of the year here.

Highs ease over the month, from about 73°F in the first days to 70°F by the end. The sky is clear or mostly clear about 35% of the time in December, and the air most often feels dry.

Daylight stretches from about 10 h 18 min at the start of December to 10 h 12 min by month's end. Set against the rest of the year, December is Palm Bay's 7th-clearest and 6th-windiest month. For the whole year in context, see Palm Bay's year-round climate.

Daytime high
72°
10th warmest
Overnight low
63°
3rd coldest
Rainfall
1.8 in
6.8 wet days
Daylight
10 h 12 min
7:12 AM – 5:25 PM
Cloud cover
55%
7th clearest
Wind
10 mph
6th windiest
Solar energy
3.03 kWh/m²
Travel score
7.2
out of 10

Palm Bay is city in Brevard County, Florida, United States of America.

Density
672/km²
people per km²
Founded
1960

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 73°F in the first days to 70°F by the end.

A typical December day in Palm Bay reaches about 72°F in the afternoon and slips back to 63°F overnight — a 9°F spread between the day's warmth and the night's chill. On most days the high lands between 63°F and 78°F. Set against its neighbours, December runs about 3°F cooler than November and about 2°F warmer than January.

40°50°60°70°80°151015202531
Avg high (°F)Avg low (°F)
17365
27365
37365
47365
57365
67365
77364
87364
97364
107264
117264
127264
137264
147263
157263
167263
177163
187163
197163
207162
217162
227162
237162
247162
257162
267162
277162
287162
297162
307062
317061

How December really feels in Palm Bay

Once humidity and wind are folded in, December averages 0 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
0
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Palm Bay weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan70° / 60°2.2710.47.0
Feb71° / 61°1.96.9117.1
Mar74° / 64°2.36.911.87.5
Apr77° / 68°1.96.912.67.5
May81° / 73°2.79.313.46.8
Jun84° / 76°5.218.413.74.5
Jul85° / 78°4.619.813.63.9
Aug85° / 78°5.622.5133.7
Sep84° / 77°5.92012.24.3
Oct80° / 74°3.812.511.36.3
Nov75° / 68°1.97.610.67.4
Dec72° / 63°1.86.810.37.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 19% of December, with mostly cloudy or overcast conditions the remaining 47%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15941
25941
35941
45941
55941
65941
75941
85842
95743
105644
115743
125644
135545
145446
155347
165248
175248
185050
195050
204951
214951
224951
234852
244951
254852
264951
274951
285050
295050
305149
315149

Chance of precipitation in December

Any precipitation

Palm Bay gets around 1.8 in of rain over 6.8 wet days in December, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 23% and peaks near 24% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
120
220
320
420
520
620
721
821
921
1022
1122
1222
1323
1423
1523
1624
1724
1824
1924
2024
2124
2224
2324
2424
2524
2624
2724
2824
2924
3023
3123

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

Most of December feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, December lands in the dry band about 31% of days. Sticky, muggy-or-worse air turns up on roughly 31% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1241826275
2241826275
3241726285
4251725285
5251725285
6261625295
7261624295
8261624295
9271623295
10271523295
11281523295
12291522295
13301522294
14301522294
15311521284
16321421284
17331421284
18341420274
19341420274
20351420264
21361420264
22361420254
23361421254
24361421254
25361421254
26361421254
27361421254
28361422254
29361422253
30361422253
31371422243

Wind in December

Winds average 10 mph in December.

Across December, daily wind ranges from about 10 mph on the calmest days to 10 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
110light breeze
210light breeze
310light breeze
410light breeze
510light breeze
610light breeze
710light breeze
810light breeze
910light breeze
1010light breeze
1110light breeze
1210light breeze
1310light breeze
1410light breeze
1510light breeze
1610light breeze
1710light breeze
1810light breeze
1910light breeze
2010light breeze
2110light breeze
2210light breeze
2310light breeze
2410light breeze
2510light breeze
2610light breeze
2710light breeze
2810light breeze
2910light breeze
3010light breeze
3110light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 18 min at the start of December to 10 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 7:02 AM to 7:18 AM, and sunset from 5:23 PM to 5:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.37:025:23
210.37:025:23
310.37:035:23
410.37:045:23
510.37:055:23
610.37:055:23
710.37:065:23
810.37:075:23
910.37:075:23
1010.37:085:24
1110.37:095:24
1210.37:095:24
1310.27:105:24
1410.27:105:25
1510.27:115:25
1610.27:125:25
1710.27:125:26
1810.27:135:26
1910.27:135:27
2010.27:145:27
2110.27:145:27
2210.27:155:28
2310.27:155:28
2410.27:165:29
2510.27:165:29
2610.27:165:30
2710.27:175:31
2810.27:175:31
2910.27:185:32
3010.27:185:32
3110.27:185:33

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.03 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.03 kWh/m² to a high of 6.46 kWh/m² in May across the year — December's 3.03 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.2Moderate
23.2Moderate
33.1Moderate
43.1Moderate
53.1Moderate
63.1Moderate
73.1Moderate
83.1Moderate
93.1Moderate
103.0Moderate
113.0Moderate
123.0Moderate
133.0Moderate
143.0Moderate
153.0Moderate
163.0Moderate
173.0Moderate
183.0Moderate
193.0Moderate
203.0Moderate
213.0Moderate
223.0Moderate
233.0Moderate
243.0Moderate
253.0Moderate
263.0Moderate
273.0Moderate
283.0Moderate
293.0Moderate
303.1Moderate
313.1Moderate
Planning a trip in December

Hazard calendar for Palm Bay

In seasonPeak

None of Palm Bay's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Palm Bay sits in the Atlantic hurricane belt; the season peaks August–October.

Palm Bay's rainy season runs May–October, when most of the year's rain falls.

Atlantic hurricane
Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Palm Bay?

Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

7.2
Sightseeing
4th-best month of the year
5.1
Beach & pool
9th-best month of the year

December is one of the better times to visit Palm Bay for general sightseeing.

What to pack for Palm Bay in December

From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In December, Palm Bay sees daytime highs around 72°F and nights near 63°F. Worth packing: light clothes. About 7 days see rain.

light clothes

Sea temperature near Palm Bay in December

The nearest coast averages about 73°F in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 14 mi away) is warmest in September at about 83°F and coldest in February near 69°F.

The water stays above 68°F all year — warm enough for a swim any month.

70°75°80°85°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan70Refreshing
Feb69Refreshing
Mar71Refreshing
Apr74Refreshing
May77Warm
Jun80Warm
Jul82Warm
Aug82Tropical
Sep83Tropical
Oct81Warm
Nov76Warm
Dec73Refreshing

UV index in Palm Bay in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Palm Bay peaks around July 14 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 4 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighModerateJul 14UV 11Dec 19UV 4
UV index (midday)Level
Jan5Moderate
Feb7High
Mar9Very high
Apr8Very high
May10Very high
Jun11Extreme
Jul11Extreme
Aug10Extreme
Sep9Very high
Oct7Very high
Nov5High
Dec4Moderate

Air quality in Palm Bay in December

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.

Air quality in Palm Bay is worst in July — around 17 µg/m³ PM2.5 (moderate), about 3.1× the cleanest month (December, 6 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1817 µg/m³Dec 156 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb7Good
Mar9Good
Apr10Good
May10Good
Jun14Moderate
Jul17Moderate
Aug15Moderate
Sep10Good
Oct8Good
Nov6Good
Dec6Good
Location & terrain

Where is Palm Bay?

Palm Bay sits at 28.0°N, 80.6°W, 16 ft above sea level, in United States. The nearest listed city is Melbourne, 3.7 mi away.

Topography around Palm Bay

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Palm Bay.

Within 2 miles, the terrain around Palm Bay has only modest variations in elevation — a maximum elevation change of 52 ft around an average of 16 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 95 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 246 ft.

The land around Palm Bay is covered by water (33%), trees (27%) and artificial surfaces (26%) within 2 miles, water (43%) and trees (27%) within 10 miles, and water (37%), trees (29%) and grassland (28%) within 50 miles.

2 miles
52 ft
10 miles
95 ft
50 miles
246 ft
treesgrasslandcroplandartificial surfaceswaterwetland
December weather nearby: Melbourne 3.7 mi · West Melbourne 5.0 mi · Sebastian 17 mi · Merritt Island 23 mi · Rockledge 24 mi · Cocoa 26 mi · Vero Beach 30 mi · Vero Beach South 31 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Palm Bay (28.0345°, -80.5887°, elevation 16 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).