Florence weather in December

In December, Florence sees average daytime highs of 58°F and overnight lows near 39°F, with 3.7 in of precipitation across 8.5 wet days and about 9.8 hours of daylight. It is the 11th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 61°F in the first days to 57°F by the end. The sky is clear or mostly clear about 37% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 54 min at the start of December to 9 h 42 min by month's end. Set against the rest of the year, December is Florence's 6th-clearest and 5th-windiest month. For the whole year in context, see Florence's year-round climate.

Daytime high
58°
11th warmest
Overnight low
39°
3rd coldest
Precipitation
3.7 in
8.5 wet days
Daylight
9 h 42 min
7:23 AM – 5:07 PM
Cloud cover
55%
6th clearest
Wind
7 mph
5th windiest
Solar energy
2.39 kWh/m²
Travel score
4.6
out of 10

Florence is county seat of Florence County, South Carolina, United States.

Density
679/km²
people per km²
Founded
1890

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 61°F in the first days to 57°F by the end.

A typical December day in Florence reaches about 58°F in the afternoon and slips back to 39°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 45°F and 72°F. Set against its neighbours, December runs about 7°F cooler than November and about 2°F warmer than January.

20°40°60°80°151015202531
Avg high (°F)Avg low (°F)
16241
26141
36141
46140
56040
66040
76040
85940
95940
105939
115939
125839
135839
145839
155839
165839
175838
185838
195738
205738
215738
225738
235738
245738
255738
265738
275738
285738
295738
305638
315638

How December really feels in Florence

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.

Florence weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan56° / 37°3.59.20.7103.9
Feb59° / 39°3.38.50.310.74.7
Mar67° / 45°3.59.30.211.76.3
Apr75° / 54°3.38.1012.87.2
May82° / 62°3.410013.86.2
Jun88° / 70°4.513.4014.24.1
Jul90° / 73°5.316.30143.3
Aug88° / 72°5.515.2013.33.8
Sep83° / 66°4.710.5012.25.7
Oct75° / 55°3.47.5011.17.4
Nov65° / 44°2.97.30.110.26.5
Dec58° / 39°3.78.50.29.84.6

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 12% of December, with mostly cloudy or overcast conditions the remaining 51%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15446
25347
35347
45248
55149
65050
75050
85050
95050
104852
114852
124852
134852
144951
154951
164852
174852
184852
194852
204852
214951
224951
234951
244753
254753
264753
274753
284753
294753
304654
314753

Chance of precipitation in December

Any precipitation

Florence gets around 3.7 in of rain and snow over 8.5 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 28% and peaks near 30% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%151015202531
Rain chance (%)
127
227
327
427
527
627
727
827
927
1027
1128
1228
1328
1428
1528
1629
1729
1829
1929
2029
2129
2229
2329
2429
2529
2629
2730
2830
2930
3030
3130

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 89% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
186761
287751
387751
487751
588741
688741
789740
890730
990730
1090730
1190730
1290730
1390730
1490730
1590730
1689731
1790631
1890631
1990631
2090631
2189632
2289632
2389632
2489632
2589632
2689632
2789632
2889632
2988732
3088732
3188732

Wind in December

Winds average 7 mph in December.

Across December, daily wind ranges from about 7 mph on the calmest days to 7 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 54 min at the start of December to 9 h 42 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 7:12 AM to 7:30 AM, and sunset from 5:05 PM to 5:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.97:125:05
29.97:135:05
39.97:145:05
49.87:155:05
59.87:165:05
69.87:165:05
79.87:175:05
89.87:185:05
99.87:195:05
109.87:195:06
119.87:205:06
129.87:215:06
139.77:215:06
149.77:225:07
159.77:235:07
169.77:235:07
179.77:245:07
189.77:245:08
199.77:255:08
209.77:265:09
219.77:265:09
229.77:275:09
239.77:275:10
249.77:275:10
259.77:285:11
269.77:285:12
279.77:295:12
289.77:295:13
299.77:295:13
309.77:305:14
319.77:305:15

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.39 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.39 kWh/m² to a high of 6.17 kWh/m² in June across the year — December's 2.39 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.6Moderate
22.6Moderate
32.6Moderate
42.5Moderate
52.5Moderate
62.5Moderate
72.5Moderate
82.5Moderate
92.4Moderate
102.4Moderate
112.4Moderate
122.4Moderate
132.4Moderate
142.4Moderate
152.4Moderate
162.4Moderate
172.4Moderate
182.4Moderate
192.3Moderate
202.3Moderate
212.3Moderate
222.3Moderate
232.3Moderate
242.3Moderate
252.3Moderate
262.3Moderate
272.4Moderate
282.4Moderate
292.4Moderate
302.4Moderate
312.4Moderate
Planning a trip in December

Is December a good time to visit Florence?

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

4.6
Sightseeing
8th-best month of the year
0.2
Beach & pool
11th-best month of the year

December is a reasonable time to visit Florence for sightseeing.

What to pack for Florence in December

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

In December, Florence sees daytime highs around 58°F and nights near 39°F. Worth packing: a warm layer and rain gear. About 9 days see rain.

a warm layerrain gear

UV index in Florence in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 3. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Florence peaks around July 14 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 14UV 9Dec 20UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr7Very high
May8Very high
Jun9Very high
Jul9Very high
Aug8Very high
Sep7Very high
Oct5High
Nov4Moderate
Dec3Moderate

Air quality in Florence 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 Florence is worst in July — around 18 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (December, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1517 µg/m³Dec 168 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb11Good
Mar16Moderate
Apr13Moderate
May13Moderate
Jun17Moderate
Jul18Moderate
Aug16Moderate
Sep12Good
Oct9Good
Nov8Good
Dec8Good
Location & terrain

Where is Florence?

Florence sits at 34.2°N, 79.8°W, 138 ft above sea level, in United States. The nearest listed city is Sumter, 38 mi away.

Topography around Florence

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

Within 2 miles, the terrain around Florence has only modest variations in elevation — a maximum elevation change of 151 ft around an average of 144 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 236 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 633 ft.

The land around Florence is covered by trees (62%) and artificial surfaces (23%) within 2 miles, trees (70%) within 10 miles, and trees (74%) within 50 miles.

2 miles
151 ft
10 miles
236 ft
50 miles
633 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Sumter 38 mi · Laurinburg 43 mi · Conway 48 mi · Lumberton 52 mi · Socastee 57 mi · Myrtle Beach 61 mi · North Myrtle Beach 67 mi · Monroe 71 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 Florence (34.1954°, -79.7626°, elevation 138 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. 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).