Rustavi weather in December

In December, Rustavi sees average daytime highs of 7°C and overnight lows near -2°C, with 22 mm of precipitation across 5 wet days and about 9 hours of daylight. It is the 11th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 9°C in the first days to 7°C by the end. The sky is clear or mostly clear about 42% 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 Rustavi's 8th-clearest and 10th-windiest month. For the whole year in context, see Rustavi's year-round climate.

Daytime high
11th warmest
Overnight low
-2°
2nd coldest
Precipitation
22 mm
5 wet days
Daylight
9 hours
8:26 AM – 5:26 PM
Cloud cover
52%
8th clearest
Wind
6 km/h
10th windiest
Solar energy
1.85 kWh/m²
Travel score
1.2
out of 10

Rustavi is city in Kvemo Kartli, Georgia.

Density
2,137/km²
people per km²
Founded
1948

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 9°C in the first days to 7°C by the end.

A typical December day in Rustavi reaches about 7°C in the afternoon and slips back to -2°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 2°C and 12°C. Set against its neighbours, December runs about 5°C cooler than November and about 1°C warmer than January.

-10°-5°10°15°151015202531
Avg high (°C)Avg low (°C)
190
290
390
490
58-1
68-1
78-1
88-1
98-1
108-1
118-2
127-2
137-2
147-2
157-2
167-2
177-2
187-2
197-2
207-3
217-3
227-3
237-3
247-3
257-3
267-3
277-3
287-3
297-3
307-3
317-3

How December really feels in Rustavi

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.

Rustavi weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -3°194.92.89.30.7
Feb / -2°225.33.610.31.4
Mar13° / 408.11.611.73.5
Apr18° / 529.70.413.15.8
May24° / 13°459.9014.36.8
Jun29° / 18°266.20156.1
Jul32° / 21°163.5014.74.7
Aug32° / 21°153.6013.74.8
Sep27° / 16°214.1012.37.4
Oct20° / 10°377.30.110.96.9
Nov13° / 346.10.99.73.9
Dec / -2°2252.191.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 14% of December, with mostly cloudy or overcast conditions the remaining 44%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15347
25347
35347
45248
55347
65248
75347
85347
95347
105347
115446
125446
135545
145545
155644
165644
175644
185644
195842
205842
215941
225941
235941
246040
256040
266040
276040
286040
296040
306040
315941

Chance of precipitation in December

Any precipitationSnow

Rustavi gets around 22 mm of rain and snow over 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 16% and peaks near 19% on the wettest days, and about 2 days bring snow.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
1196
2186
3185
4185
5185
6185
7185
8176
9176
10176
11176
12167
13167
14167
15168
16168
17168
18169
19169
20169
21159
22158
23158
24158
25157
26157
27157
28157
29156
30156
31156

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 6 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
296calm
306calm
316calm

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 8:13 AM to 8:32 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)
19.28:135:26
29.28:145:26
39.28:155:26
49.28:165:26
59.18:175:25
69.18:185:25
79.18:195:25
89.18:205:25
99.18:215:25
109.18:225:25
119.08:235:25
129.08:235:26
139.08:245:26
149.08:255:26
159.08:255:26
169.08:265:26
179.08:275:27
189.08:275:27
199.08:285:27
209.08:285:28
219.08:295:28
229.08:295:29
239.08:305:29
249.08:305:30
259.08:315:30
269.08:315:31
279.08:315:31
289.08:325:32
299.08:325:33
309.08:325:33
319.08:325:34

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.85 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.85 kWh/m² to a high of 6.31 kWh/m² in June across the year — December's 1.85 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
91.8Dim
101.8Dim
111.8Dim
121.8Dim
131.8Dim
141.8Dim
151.8Dim
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
311.9Dim
Planning a trip in December

Is December a good time to visit Rustavi?

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

1.2
Sightseeing
11th-best month of the year
0.0
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Rustavi.

What to pack for Rustavi in December

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

In December, Rustavi sees daytime highs around 7°C and nights near -2°C. Pack a warm layer. Worth having: a heavy coat. About 5 days see rain.

a warm layera heavy coat

UV index in Rustavi 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 Rustavi 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 Rustavi 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 Rustavi is worst in July — around 19 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (October, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodJul 1619 µg/m³Oct 2311 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb15Moderate
Mar18Moderate
Apr17Moderate
May18Moderate
Jun17Moderate
Jul19Moderate
Aug16Moderate
Sep14Moderate
Oct11Good
Nov11Good
Dec12Good
Location & terrain

Where is Rustavi?

Rustavi sits at 41.6°N, 45.0°E, 345 m above sea level, in Georgia. The nearest listed city is Marneuli, 17 km away.

TelaviAlaverdiGazakhIjevanGori

Topography around Rustavi

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

Within 3 km, the terrain around Rustavi has significant variations in elevation — a maximum elevation change of 410 m around an average of 388 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 544 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,375 m.

The land around Rustavi is covered by grassland (42%) and artificial surfaces (29%) within 3 km, grassland (47%) and cropland (31%) within 16 km, and trees (40%) and grassland (39%) within 80 km.

3 km
410 m
16 km
544 m
80 km
2,375 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Marneuli 17 km · Tbilisi 19 km · Telavi 57 km · Alaverdi 58 km · Gazakh 61 km · Ijevan 77 km · Gori 86 km · Dilijan 92 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 Rustavi (41.5627°, 44.9787°, elevation 345 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).