East Chattanooga weather in December

In December, East Chattanooga sees average daytime highs of 52°F and overnight lows near 35°F, with 5.1 in of precipitation across 10.3 wet days and about 9.7 hours of daylight. It is the 11th-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 55°F in the first days to 50°F by the end. The sky is clear or mostly clear about 31% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 48 min at the start of December to 9 h 42 min by month's end. Set against the rest of the year, December is East Chattanooga's 11th-clearest and 5th-windiest month. For the whole year in context, see East Chattanooga's year-round climate.

Daytime high
52°
11th warmest
Overnight low
35°
2nd coldest
Precipitation
5.1 in
10.3 wet days
Daylight
9 h 42 min
7:48 AM – 5:27 PM
Cloud cover
62%
11th clearest
Wind
6 mph
5th windiest
Solar energy
2.14 kWh/m²
Travel score
2.7
out of 10

East Chattanooga is human settlement in Hamilton County, Tennessee, United States of America.

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 55°F in the first days to 50°F by the end.

A typical December day in East Chattanooga reaches about 52°F in the afternoon and slips back to 35°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 40°F and 63°F. Set against its neighbours, December runs about 8°F cooler than November and about 2°F warmer than January.

20°40°60°151015202531
Avg high (°F)Avg low (°F)
15537
25537
35537
45437
55437
65437
75336
85336
95336
105336
115236
125236
135235
145235
155235
165135
175135
185135
195135
205135
215135
225135
235134
245034
255034
265034
275034
285034
295034
305034
315034

How December really feels in East Chattanooga

Once humidity and wind are folded in, December averages 0 days that feel above 90°F and 27 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
27
wind chill below the day's low

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

East Chattanooga weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan49° / 33°4.710.21.19.92.1
Feb54° / 35°4.410.10.910.73.1
Mar62° / 42°5.211.60.211.75.1
Apr71° / 50°4.710.3012.96.5
May78° / 59°4.010.6013.86.6
Jun85° / 67°3.812.9014.35.0
Jul87° / 70°4.113.2014.14.3
Aug87° / 69°3.311.3013.34.7
Sep82° / 63°3.98012.26.5
Oct71° / 51°3.37.1011.17.2
Nov60° / 41°4.28.7010.25.2
Dec52° / 35°5.110.30.49.72.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 31% 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 58%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24753
34753
44555
54456
64456
74357
84258
94159
104159
114159
124159
134159
144159
154159
164159
174159
184159
194159
204060
214159
224159
234159
244159
254060
263961
273961
283961
294060
303961
313961

Chance of precipitation in December

Any precipitationSnow

East Chattanooga gets around 5.1 in of rain and snow over 10.3 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 35% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1321
2321
3331
4331
5331
6331
7331
8331
9331
10331
11341
12341
13341
14341
15351
16351
17351
18351
19351
20351
21351
22351
23351
24341
25342
26342
27342
28342
29332
30332
31332

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 95% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19361
29361
39361
49361
59361
69361
79361
89361
99361
109451
119451
129550
139550
149550
159550
169640
179640
189541
199631
209631
219631
229631
239631
249631
259631
269631
279631
289631
299631
309631
319631

Wind in December

Winds average 6 mph in December.

Across December, daily wind ranges from about 6 mph on the calmest days to 6 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 48 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 6 minutes over December. Sunrise moves from 7:36 AM to 7:54 AM, and sunset from 5:25 PM to 5:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.87:365:25
29.87:375:25
39.87:385:25
49.87:395:25
59.87:405:25
69.77:415:25
79.77:415:25
89.77:425:25
99.77:435:25
109.77:445:25
119.77:445:25
129.77:455:26
139.77:465:26
149.77:465:26
159.77:475:26
169.77:485:27
179.67:485:27
189.67:495:27
199.67:495:28
209.67:505:28
219.67:505:29
229.67:515:29
239.67:515:30
249.67:525:30
259.67:525:31
269.67:535:31
279.67:535:32
289.77:535:32
299.77:545:33
309.77:545:34
319.77:545:34

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.14 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.14 kWh/m² to a high of 6.05 kWh/m² in June across the year — December's 2.14 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.4Moderate
22.3Moderate
32.3Moderate
42.3Moderate
52.3Moderate
62.2Moderate
72.2Moderate
82.2Moderate
92.2Moderate
102.2Moderate
112.1Moderate
122.1Moderate
132.1Moderate
142.1Moderate
152.1Moderate
162.1Moderate
172.1Moderate
182.1Moderate
192.1Moderate
202.1Moderate
212.1Moderate
222.1Moderate
232.1Moderate
242.1Moderate
252.1Moderate
262.1Moderate
272.1Moderate
282.1Moderate
292.1Moderate
302.1Moderate
312.1Moderate
Planning a trip in December

Is December a good time to visit East Chattanooga?

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

2.7
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 East Chattanooga.

What to pack for East Chattanooga in December

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

In December, East Chattanooga sees daytime highs around 52°F and nights near 35°F. Pack a warm layer. Worth having: rain gear. About 10 days see rain.

a warm layerrain gear

UV index in East Chattanooga in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in East Chattanooga peaks around July 12 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 2 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highVery highHighModerateJul 12UV 10Dec 19UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr7High
May8Very high
Jun10Very high
Jul10Extreme
Aug8Very high
Sep7Very high
Oct5Moderate
Nov4Moderate
Dec2Moderate

Air quality in East Chattanooga 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 East Chattanooga is worst in July — around 18 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (January, 6 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1618 µg/m³Jan 106 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb8Good
Mar11Good
Apr11Good
May13Moderate
Jun15Moderate
Jul18Moderate
Aug15Moderate
Sep12Good
Oct8Good
Nov8Good
Dec6Good
Location & terrain

Where is East Chattanooga?

East Chattanooga sits at 35.1°N, 85.2°W, 682 ft above sea level, in United States. The nearest listed city is East Ridge, 3.7 mi away.

Topography around East Chattanooga

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

Within 2 miles, the terrain around East Chattanooga has only modest variations in elevation — a maximum elevation change of 466 ft around an average of 738 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,657 ft; within 50 miles, large variations in elevation — a maximum elevation change of 3,661 ft.

The land around East Chattanooga is covered by trees (59%) and artificial surfaces (22%) within 2 miles, trees (67%) within 10 miles, and trees (77%) within 50 miles.

2 miles
466 ft
10 miles
1,657 ft
50 miles
3,661 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: East Ridge 3.7 mi · Chattanooga 3.7 mi · East Brainerd 7.5 mi · Cleveland 22 mi · Dalton 26 mi · Calhoun 42 mi · Rome 56 mi · Tullahoma 58 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 East Chattanooga (35.0654°, -85.2491°, elevation 682 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).