Safety Harbor weather in December

In December, Safety Harbor sees average daytime highs of 67°F and overnight lows near 60°F, with 2.2 in of rain across 5.9 wet days and about 10.3 hours of daylight. It is the 10th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 69°F in the first days to 66°F by the end. The sky is clear or mostly clear about 46% of the time in December, and the air most often feels dry.

Daylight stretches from about 10 h 24 min at the start of December to 10 h 12 min by month's end. Set against the rest of the year, December is Safety Harbor's 7th-clearest and 5th-windiest month. For the whole year in context, see Safety Harbor's year-round climate.

Daytime high
67°
10th warmest
Overnight low
60°
3rd coldest
Rainfall
2.2 in
5.9 wet days
Daylight
10 h 12 min
7:20 AM – 5:34 PM
Cloud cover
48%
7th clearest
Wind
11 mph
5th windiest
Solar energy
3.21 kWh/m²
Travel score
7.0
out of 10

Safety Harbor is city on the west shore of Tampa Bay in Pinellas County, Florida.

Density
1,328/km²
people per km²
Founded
1917

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 69°F in the first days to 66°F by the end.

A typical December day in Safety Harbor reaches about 67°F in the afternoon and slips back to 60°F overnight — a 7°F spread between the day's warmth and the night's chill. On most days the high lands between 60°F and 73°F. Set against its neighbours, December runs about 5°F cooler than November and about 3°F warmer than January.

40°50°60°70°80°151015202531
Avg high (°F)Avg low (°F)
17062
26962
36962
46962
56962
66962
76962
86961
96961
106861
116861
126861
136861
146860
156860
166760
176760
186760
196760
206760
216759
226759
236759
246659
256659
266659
276659
286659
296659
306659
316658

How December really feels in Safety Harbor

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.

Safety Harbor weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan65° / 57°2.66.610.46.6
Feb65° / 59°2.26.1116.7
Mar69° / 62°2.46.211.87.3
Apr74° / 68°1.85.412.67.9
May79° / 74°2.16.313.47.6
Jun83° / 78°5.015.213.75.3
Jul84° / 80°5.218.513.64.4
Aug84° / 80°5.819.5134.3
Sep83° / 78°5.315.312.25.0
Oct79° / 73°2.36.911.37.4
Nov72° / 65°1.54.310.67.9
Dec67° / 60°2.25.910.37.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 46% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 13% of December, with mostly cloudy or overcast conditions the remaining 41%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16733
26733
36634
46535
56436
66436
76337
86337
96337
106139
116139
126139
136040
146040
155842
165842
175743
185644
195743
205644
215644
225545
235545
245545
255446
265446
275446
285446
295347
305446
315446

Chance of precipitation in December

Any precipitation

Safety Harbor gets around 2.2 in of rain over 5.9 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 19% and peaks near 20% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
115
216
316
417
517
618
718
818
919
1019
1119
1220
1320
1420
1520
1620
1720
1820
1920
2020
2120
2220
2320
2420
2520
2620
2720
2820
2919
3019
3119

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 39% of days. Sticky, muggy-or-worse air turns up on roughly 20% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1321727231
2331727231
3331627231
4341626231
5341626231
6341626231
7351626231
8351625231
9351625231
10361625221
11361725221
12371725211
13371725211
14381724201
15381724201
16391724191
17401724191
18411823181
19411823171
20421823171
21421823161
22421824161
23431824151
24431824151
25431824151
26421824151
27421824151
28421924151
29421924151
30421924151
31421924151

Wind in December

Winds average 11 mph in December.

Across December, daily wind ranges from about 11 mph on the calmest days to 11 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
111light breeze
211light breeze
311light breeze
411light breeze
511light breeze
611light breeze
711light breeze
811light breeze
911light breeze
1011light breeze
1111light breeze
1211light breeze
1311light breeze
1411light breeze
1511light breeze
1611light breeze
1711light breeze
1811light breeze
1911light breeze
2011light breeze
2111light breeze
2211light breeze
2311light breeze
2411light breeze
2511light breeze
2611light breeze
2711light breeze
2811light breeze
2911light breeze
3011light breeze
3111light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 24 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 12 minutes over December. Sunrise moves from 7:10 AM to 7:26 AM, and sunset from 5:31 PM to 5:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.47:105:31
210.37:115:31
310.37:115:31
410.37:125:31
510.37:135:31
610.37:145:31
710.37:145:32
810.37:155:32
910.37:165:32
1010.37:165:32
1110.37:175:32
1210.37:185:33
1310.27:185:33
1410.27:195:33
1510.27:195:34
1610.27:205:34
1710.27:205:34
1810.27:215:35
1910.27:225:35
2010.27:225:36
2110.27:235:36
2210.27:235:36
2310.27:235:37
2410.27:245:37
2510.27:245:38
2610.27:255:38
2710.27:255:39
2810.27:265:40
2910.27:265:40
3010.27:265:41
3110.27:265:41

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.21 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.21 kWh/m² to a high of 6.63 kWh/m² in May across the year — December's 3.21 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.4Moderate
23.4Moderate
33.4Moderate
43.4Moderate
53.3Moderate
63.3Moderate
73.3Moderate
83.3Moderate
93.3Moderate
103.2Moderate
113.2Moderate
123.2Moderate
133.2Moderate
143.2Moderate
153.2Moderate
163.2Moderate
173.2Moderate
183.2Moderate
193.2Moderate
203.2Moderate
213.2Moderate
223.1Moderate
233.1Moderate
243.1Moderate
253.1Moderate
263.1Moderate
273.2Moderate
283.2Moderate
293.2Moderate
303.2Moderate
313.2Moderate
Planning a trip in December

Hazard calendar for Safety Harbor

In seasonPeak

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

Safety Harbor sits in the Atlantic hurricane belt; the season peaks August–October.

Safety Harbor's rainy season runs June–September, 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 Safety Harbor?

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

7.0
Sightseeing
6th-best month of the year
3.5
Beach & pool
10th-best month of the year

December is one of the better times to visit Safety Harbor for general sightseeing.

What to pack for Safety Harbor in December

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

In December, Safety Harbor sees daytime highs around 67°F and nights near 60°F. Little to plan around — just the basics. About 6 days see rain.

Sea temperature near Safety Harbor in December

The nearest coast averages about 68°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 August at about 86°F and coldest in February near 64°F.

It's comfortable for a long swim from Mar 20 to Dec 16 — about 8.9 months when the water holds above 68°F.

60°70°80°90°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan64Cool
Feb64Cool
Mar67Cool
Apr73Refreshing
May78Warm
Jun83Tropical
Jul85Tropical
Aug86Tropical
Sep84Tropical
Oct80Warm
Nov73Refreshing
Dec68Refreshing

UV index in Safety Harbor 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 Safety Harbor peaks around July 12 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 12UV 11Dec 19UV 4
UV index (midday)Level
Jan5Moderate
Feb7High
Mar8Very high
Apr9Very high
May9Very high
Jun11Extreme
Jul11Extreme
Aug10Very high
Sep9Very high
Oct7Very high
Nov5High
Dec4Moderate

Air quality in Safety Harbor 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 Safety Harbor is worst in July — around 19 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (November, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 2019 µg/m³Nov 2310 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb11Good
Mar11Good
Apr11Good
May12Good
Jun16Moderate
Jul19Moderate
Aug18Moderate
Sep13Moderate
Oct10Good
Nov10Good
Dec10Good
Location & terrain

Where is Safety Harbor?

Safety Harbor sits at 28.0°N, 82.7°W, 20 ft above sea level, in United States. The nearest listed city is Dunedin, 5.0 mi away.

Topography around Safety Harbor

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

Within 2 miles, the terrain around Safety Harbor has only modest variations in elevation — a maximum elevation change of 115 ft around an average of 26 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 161 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 374 ft.

The land around Safety Harbor is covered by water (40%) and trees (36%) within 2 miles, water (35%), trees (29%) and artificial surfaces (26%) within 10 miles, and water (41%) and trees (34%) within 50 miles.

2 miles
115 ft
10 miles
161 ft
50 miles
374 ft
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
December weather nearby: Dunedin 5.0 mi · Clearwater 6.8 mi · Westchase 6.8 mi · Town 'n' Country 7.5 mi · Palm Harbor 7.5 mi · Largo 8.1 mi · East Lake 8.1 mi · Citrus Park 9.9 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 Safety Harbor (27.9908°, -82.6932°, elevation 20 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).