Acworth weather in December

In December, Acworth sees average daytime highs of 54°F and overnight lows near 37°F, with 4.4 in of precipitation across 10.4 wet days and about 9.8 hours of daylight. It is the 11th-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 57°F in the first days to 52°F by the end. The sky is clear or mostly clear about 33% 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 48 min by month's end. Set against the rest of the year, December is Acworth's 10th-clearest and 4th-windiest month. For the whole year in context, see Acworth's year-round climate.

Daytime high
54°
11th warmest
Overnight low
37°
2nd coldest
Precipitation
4.4 in
10.4 wet days
Daylight
9 h 42 min
7:43 AM – 5:27 PM
Cloud cover
60%
10th clearest
Wind
7 mph
4th windiest
Solar energy
2.27 kWh/m²
Travel score
3.3
out of 10

Acworth is city in Cobb County, Georgia, United States.

Density
974/km²
people per km²
Founded
1840

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 57°F in the first days to 52°F by the end.

A typical December day in Acworth reaches about 54°F in the afternoon and slips back to 37°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 41°F and 66°F. Set against its neighbours, December runs about 8°F cooler than November and about 2°F warmer than January.

20°40°60°80°151015202531
Avg high (°F)Avg low (°F)
15839
25739
35739
45638
55638
65638
75638
85538
95538
105538
115537
125437
135437
145437
155437
165337
175337
185337
195336
205336
215336
225336
235336
245336
255236
265236
275236
285236
295236
305236
315236

How December really feels in Acworth

Once humidity and wind are folded in, December averages 0 days that feel above 90°F and 21 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
21
wind chill below the day's low

The story in December is cold — wind chill drags the overnight "feels like" below the raw low.

Acworth weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan52° / 35°4.410.20.7102.7
Feb56° / 37°4.4100.510.73.7
Mar64° / 44°4.710.40.111.75.6
Apr72° / 51°4.19.8012.86.7
May79° / 60°3.510.4013.76.6
Jun85° / 68°4.013.7014.24.8
Jul88° / 71°4.514.80144.1
Aug87° / 70°3.913.1013.34.5
Sep82° / 64°3.68.9012.26.3
Oct72° / 52°3.27.1011.17.3
Nov62° / 42°3.98.2010.25.6
Dec54° / 37°4.410.40.39.83.3

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 10% of December, with mostly cloudy or overcast conditions the remaining 57%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14951
24852
34753
44753
54555
64555
74555
84555
94555
104456
114456
124456
134555
144357
154357
164357
174456
184357
194357
204357
214357
224357
234159
244159
254159
264060
274060
284060
293961
303961
314060

Chance of precipitation in December

Any precipitationSnow

Acworth gets around 4.4 in of rain and snow over 10.4 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 34% and peaks near 36% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1310
2311
3311
4311
5321
6321
7321
8321
9321
10331
11331
12331
13341
14341
15351
16351
17361
18361
19361
20361
21361
22361
23361
24361
25361
26361
27351
28351
29351
30342
31342

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 92% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19172
29262
39262
49262
59262
69262
79262
89262
99262
109262
119361
129361
139361
149361
159361
169361
179361
189361
199361
209352
219352
229352
239352
249352
259352
269352
279352
289352
299352
309262
319262

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 48 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 7:32 AM to 7:49 AM, and sunset from 5:25 PM to 5:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.97:325:25
29.97:325:25
39.97:335:25
49.97:345:25
59.87:355:25
69.87:365:25
79.87:365:25
89.87:375:25
99.87:385:25
109.87:395:26
119.87:395:26
129.87:405:26
139.87:415:26
149.87:415:27
159.77:425:27
169.77:435:27
179.77:435:27
189.77:445:28
199.77:445:28
209.77:455:29
219.77:455:29
229.77:465:29
239.77:465:30
249.77:475:30
259.77:475:31
269.77:485:32
279.77:485:32
289.77:485:33
299.77:495:33
309.87:495:34
319.87:495:35

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.27 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.27 kWh/m² to a high of 6.04 kWh/m² in May across the year — December's 2.27 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.5Moderate
22.5Moderate
32.5Moderate
42.4Moderate
52.4Moderate
62.4Moderate
72.4Moderate
82.3Moderate
92.3Moderate
102.3Moderate
112.3Moderate
122.3Moderate
132.3Moderate
142.3Moderate
152.2Moderate
162.2Moderate
172.2Moderate
182.2Moderate
192.2Moderate
202.2Moderate
212.2Moderate
222.2Moderate
232.2Moderate
242.2Moderate
252.2Moderate
262.2Moderate
272.2Moderate
282.2Moderate
292.2Moderate
302.2Moderate
312.3Moderate
Planning a trip in December

Hazard calendar for Acworth

In seasonPeak

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

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

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

Is December a good time to visit Acworth?

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

3.3
Sightseeing
11th-best month of the year
0.0
Beach & pool
11th-best month of the year

December is a weaker month for outdoor sightseeing in Acworth.

What to pack for Acworth in December

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

In December, Acworth sees daytime highs around 54°F and nights near 37°F. Worth packing: a warm layer and rain gear. About 10 days see rain.

a warm layerrain gear

UV index in Acworth 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 Acworth peaks around July 11 at about 10 (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 11UV 10Dec 20UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr7Very high
May8Very high
Jun10Very high
Jul10Very high
Aug8Very high
Sep7Very high
Oct5High
Nov4Moderate
Dec3Moderate

Air quality in Acworth 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 Acworth is worst in July — around 21 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (January, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateGoodJul 1620 µg/m³Jan 118 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb10Good
Mar12Moderate
Apr12Good
May14Moderate
Jun17Moderate
Jul21Moderate
Aug17Moderate
Sep13Moderate
Oct10Good
Nov9Good
Dec8Good
Location & terrain

Where is Acworth?

Acworth sits at 34.1°N, 84.7°W, 909 ft above sea level, in United States. The nearest listed city is Kennesaw, 5.0 mi away.

Topography around Acworth

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

Within 2 miles, the terrain around Acworth has only modest variations in elevation — a maximum elevation change of 184 ft around an average of 909 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,247 ft; within 50 miles, large variations in elevation — a maximum elevation change of 3,484 ft.

The land around Acworth is covered by trees (61%) within 2 miles, trees (75%) within 10 miles, and trees (82%) within 50 miles.

2 miles
184 ft
10 miles
1,247 ft
50 miles
3,484 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Kennesaw 5.0 mi · Woodstock 9.3 mi · Cartersville 9.9 mi · Marietta 11 mi · Smyrna 16 mi · Canton 16 mi · Mableton 18 mi · Roswell 19 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 Acworth (34.0663°, -84.6784°, elevation 909 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). 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).