Tbilisi weather in December

In December, Tbilisi sees average daytime highs of 4°C and overnight lows near -3°C, with 29 mm of precipitation across 6.2 wet days and about 9 hours of daylight. It is the 10th-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 6°C in the first days to 4°C 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 9 h 12 min at the start of December to 9 hours by month's end. Set against the rest of the year, December is Tbilisi's 8th-clearest and 11th-windiest month. For the whole year in context, see Tbilisi's year-round climate.

Daytime high
10th warmest
Overnight low
-3°
3rd coldest
Precipitation
29 mm
6.2 wet days
Daylight
9 hours
8:27 AM – 5:27 PM
Cloud cover
56%
8th clearest
Wind
6 km/h
11th windiest
Solar energy
1.87 kWh/m²
Travel score
0.0
out of 10

Tbilisi is capital and the largest city of Georgia (country).

Air quality
Elevated
PM2.5 20 µg/m³ · 2017
Density
1,458/km²
people per km²
Founded
~455 CE

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 6°C in the first days to 4°C by the end.

A typical December day in Tbilisi reaches about 4°C in the afternoon and slips back to -3°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between -1°C and 9°C. Set against its neighbours, December runs about 5°C cooler than November and about 1°C warmer than January.

-10°10°151015202531
Avg high (°C)Avg low (°C)
16-2
26-2
36-2
45-2
55-2
65-2
75-2
85-3
95-3
105-3
115-3
124-3
134-3
144-3
154-3
164-4
174-4
184-4
194-4
204-4
214-4
224-4
234-4
244-4
254-4
264-4
274-4
284-4
294-4
304-4
314-4

How December really feels in Tbilisi

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 31 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
31
wind chill below the day's low

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

Tbilisi weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -5°256.45.69.30.0
Feb / -4°306.75.710.30.1
Mar / -0°6411.34.311.71.7
Apr15° / 10514.31.113.13.8
May19° / 10°11215.8014.35.3
Jun24° / 14°7511.20156.8
Jul27° / 17°477.6014.77.0
Aug28° / 17°467.3013.76.9
Sep23° / 12°518012.37.2
Oct17° / 669.10.110.95.5
Nov10° / 437.12.19.62.2
Dec / -3°296.24.190.0

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 16% of December, with mostly cloudy or overcast conditions the remaining 49%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14951
25050
34951
44951
54951
64951
74753
84852
94852
104852
114852
124852
134852
145050
154951
165050
175050
185149
195248
205248
215347
225545
235545
245644
255644
265644
275644
285644
295644
305545
315545

Chance of precipitation in December

Any precipitationSnow

Tbilisi gets around 29 mm of rain and snow over 6.2 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 20% and peaks near 22% on the wettest days, and about 4 days bring snow.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
12213
22213
32113
42113
52113
62013
72013
82013
92013
101913
111912
121913
131913
141913
151913
161913
171913
182013
192014
202014
212014
222014
232014
241914
251914
261914
271914
282014
292014
302014
312014

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in December

Winds average 6 km/h in December.

Across December, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)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
297calm
307calm
317calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 12 min at the start of December to 9 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over December. Sunrise moves from 8:14 AM to 8:33 AM, and sunset from 5:26 PM to 5:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.28:145:26
29.28:155:26
39.28:165:26
49.18:175:26
59.18:185:26
69.18:195:26
79.18:205:25
89.18:215:25
99.18:225:25
109.08:235:26
119.08:245:26
129.08:245:26
139.08:255:26
149.08:265:26
159.08:265:26
169.08:275:27
179.08:285:27
189.08:285:27
199.08:295:27
209.08:295:28
219.08:305:28
229.08:315:29
239.08:315:29
249.08:315:30
259.08:325:30
269.08:325:31
279.08:325:32
289.08:335:32
299.08:335:33
309.08:335:34
319.08:335:34

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.87 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.87 kWh/m² to a high of 6.35 kWh/m² in June across the year — December's 1.87 kWh/m² sits near the bottom.

00.511.522.5151015202531
Solar energy (kWh/m²)Level
11.9Dim
21.9Dim
31.9Dim
41.9Dim
51.9Dim
61.9Dim
71.9Dim
81.9Dim
91.9Dim
101.9Dim
111.9Dim
121.9Dim
131.9Dim
141.9Dim
151.9Dim
161.9Dim
171.9Dim
181.9Dim
191.9Dim
201.9Dim
211.9Dim
221.9Dim
231.9Dim
241.9Dim
251.9Dim
261.9Dim
271.9Dim
281.9Dim
291.9Dim
301.9Dim
312.0Dim
Planning a trip in December

Hazard calendar for Tbilisi

In seasonPeak

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

Tbilisi's rainy season runs March–June, when most of the year's rain falls.

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

Is December a good time to visit Tbilisi?

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

0.0
Sightseeing
11th-best month of the year
0.0
Beach & pool
9th-best month of the year

December is a weaker month for outdoor sightseeing in Tbilisi.

What to pack for Tbilisi in December

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

In December, Tbilisi sees daytime highs around 4°C and nights near -3°C. Pack a warm layer and a heavy coat. About 6 days see rain.

a warm layera heavy coat

UV index in Tbilisi 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 Tbilisi peaks around June 23 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 23UV 9Jan 10UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar3Moderate
Apr6High
May8Very high
Jun9Very high
Jul9Very high
Aug9Very high
Sep6High
Oct4Moderate
Nov2Moderate
Dec2Low

Air quality in Tbilisi 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 Tbilisi is worst in July — around 26 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (December, 13 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Tbilisi's WHO annual average of 20 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJul 1526 µg/m³Dec 1213 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb18Moderate
Mar22Moderate
Apr23Moderate
May26Moderate
Jun25Moderate
Jul26Moderate
Aug24Moderate
Sep20Moderate
Oct15Moderate
Nov13Moderate
Dec13Moderate
Location & terrain

Where is Tbilisi?

Tbilisi sits at 41.7°N, 44.8°E, 433 m above sea level, in Georgia. The nearest listed city is Rustavi, 19 km away.

TelaviAlaverdiGoriGazakhTs’khinvaliIjevan

Topography around Tbilisi

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Tbilisi.

Within 3 km, the terrain around Tbilisi has significant variations in elevation — a maximum elevation change of 353 m around an average of 486 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,155 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,952 m.

The land around Tbilisi is covered by artificial surfaces (56%) and trees (23%) within 3 km, grassland (41%) and trees (24%) within 16 km, and trees (43%) and grassland (38%) within 80 km.

3 km
353 m
16 km
1,155 m
80 km
2,952 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Rustavi 19 km · Marneuli 23 km · Telavi 58 km · Alaverdi 67 km · Gori 68 km · Gazakh 80 km · Ts’khinvali 93 km · Ijevan 94 km

Georgia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
220 V · 50 Hz
Prices
≈ 33% of US
price level, 2025
GDP per capita
$9,692
2025
Happiness
5.5 / 10
World Happiness, 2025
Safe drinking water
71%
of population, 2024
Homicide rate
2
per 100k, 2019
Road deaths
12.4
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 541
Religion
Eastern Orthodox Christian 83%Muslim 11%Armenian Apostolic Christian 3%other 1%

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 Tbilisi (41.6914°, 44.8341°, elevation 433 m), 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).