Kaunas weather in December

In December, Kaunas sees average daytime highs of 1°C and overnight lows near -3°C, with 45 mm of precipitation across 10.9 wet days and about 7 hours of daylight. It is the 10th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 2°C in the first days to -0°C by the end. The sky is clear or mostly clear about 7% of the time in December, and the air most often feels dry.

Daylight stretches from about 7 h 18 min at the start of December to 7 hours by month's end. Set against the rest of the year, December is Kaunas's 12th-clearest and 2nd-windiest month. For the whole year in context, see Kaunas's year-round climate.

Daytime high
10th warmest
Overnight low
-3°
3rd coldest
Precipitation
45 mm
10.9 wet days
Daylight
7 hours
8:52 AM – 3:49 PM
Cloud cover
85%
12th clearest
Wind
15 km/h
2nd windiest
Solar energy
0.36 kWh/m²
Travel score
0.0
out of 10

Kaunas is city and administrative center of Kaunas County in Lithuania.

Air quality
Moderate
PM2.5 11.4 µg/m³ · 2019
Density
1,843/km²
people per km²
Founded
1361

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 2°C in the first days to -0°C by the end.

A typical December day in Kaunas reaches about 1°C in the afternoon and slips back to -3°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between -6°C and 6°C. Set against its neighbours, December runs about 4°C cooler than November and about 1°C warmer than January.

-15°-10°-5°10°151015202531
Avg high (°C)Avg low (°C)
12-1
22-1
32-1
42-1
52-2
62-2
71-2
81-2
91-2
101-2
111-2
121-2
131-2
141-2
151-3
161-3
171-3
181-3
190-3
200-3
210-3
220-3
230-3
240-4
250-4
260-4
270-4
280-4
290-4
300-4
310-4

How December really feels in Kaunas

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.

Kaunas weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-1° / -5°4410.66.67.60.0
Feb / -5°3810.179.30.0
Mar / -2°40104.411.40.3
Apr12° / 439.7113.83.3
May18° / 5611.10.115.85.6
Jun21° / 11°7212.30176.0
Jul23° / 14°8412016.56.5
Aug23° / 13°7812.4014.76.4
Sep17° / 519.8012.55.3
Oct11° / 57110.410.22.5
Nov / 4510.52.78.10.2
Dec / -3°4510.96.270.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 7% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 6% of December, with mostly cloudy or overcast conditions the remaining 87%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11387
21387
31387
41387
51387
61387
71387
81387
91288
101288
111288
121288
131288
141288
151387
161387
171387
181288
191288
201288
211387
221387
231387
241387
251387
261387
271387
281486
291486
301486
311486

Chance of precipitation in December

Any precipitationSnow

Kaunas gets around 45 mm of rain and snow over 10.9 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 35% and peaks near 39% on the wettest days, and about 6 days bring snow. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
13215
23215
33216
43216
53317
63317
73318
83318
93419
103419
113420
123420
133420
143421
153421
163422
173422
183522
193522
203522
213622
223622
233622
243723
253723
263823
273823
283823
293923
303922
313822

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 15 km/h in December.

Across December, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3115light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 7 h 18 min at the start of December to 7 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over December. Sunrise moves from 8:34 AM to 8:57 AM, and sunset from 3:54 PM to 3:58 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
17.38:343:54
27.38:353:54
37.38:373:53
47.28:383:52
57.28:403:52
67.28:413:51
77.18:423:51
87.18:443:50
97.18:453:50
107.18:463:50
117.08:473:49
127.08:483:49
137.08:493:49
147.08:503:49
157.08:513:49
167.08:523:49
176.98:533:49
186.98:533:50
196.98:543:50
206.98:553:50
216.98:553:51
226.98:563:51
236.98:563:51
246.98:573:52
256.98:573:53
266.98:573:53
276.98:573:54
287.08:573:55
297.08:583:56
307.08:583:57
317.08:573:58

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 0.36 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 0.36 kWh/m² to a high of 5.45 kWh/m² in June across the year — December's 0.36 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
10.4Dim
20.4Dim
30.4Dim
40.4Dim
50.4Dim
60.4Dim
70.4Dim
80.4Dim
90.4Dim
100.4Dim
110.4Dim
120.4Dim
130.3Dim
140.3Dim
150.3Dim
160.3Dim
170.3Dim
180.3Dim
190.3Dim
200.3Dim
210.3Dim
220.3Dim
230.4Dim
240.4Dim
250.4Dim
260.4Dim
270.4Dim
280.4Dim
290.4Dim
300.4Dim
310.4Dim
Planning a trip in December

Is December a good time to visit Kaunas?

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

0.0
Sightseeing
10th-best month of the year
0.0
Beach & pool
8th-best month of the year

December is a weaker month for outdoor sightseeing in Kaunas.

What to pack for Kaunas in December

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

In December, Kaunas sees daytime highs around 1°C and nights near -3°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 11 days see rain.

a warm layera heavy coatrain gear

UV index in Kaunas in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 0. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kaunas peaks around June 21 at about 6 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 20 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 21UV 6Dec 20UV 0
UV index (midday)Level
Jan1Low
Feb1Low
Mar2Moderate
Apr4Moderate
May5Moderate
Jun6High
Jul6High
Aug6High
Sep3Moderate
Oct2Low
Nov1Low
Dec0Low
Location & terrain

Where is Kaunas?

Kaunas sits at 54.9°N, 23.9°E, 96 m above sea level, in Lithuania. The nearest listed city is Aleksotas, 2.0 km away.

JonavaKėdainiaiMarijampolėAlytus

Topography around Kaunas

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

Within 3 km, the terrain around Kaunas has only modest variations in elevation — a maximum elevation change of 72 m around an average of 56 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 108 m; within 80 km, significant variations in elevation — a maximum elevation change of 263 m.

The land around Kaunas is covered by artificial surfaces (52%) and trees (30%) within 3 km, trees (40%) and cropland (25%) within 16 km, and cropland (44%) and trees (37%) within 80 km.

3 km
72 m
16 km
108 m
80 km
263 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Aleksotas 2.0 km · Šilainiai 3.0 km · Eiguliai 4.0 km · Dainava (Kaunas) 4.0 km · Jonava 31 km · Kėdainiai 43 km · Marijampolė 52 km · Alytus 57 km

Lithuania travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 58% of US
price level, 2025
GDP per capita
$32,959
2025
Happiness
6.7 / 10
World Happiness, 2025
Safe drinking water
97%
of population, 2024
Homicide rate
2.6
per 100k, 2023
Road deaths
8.1
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 543
Religion
Roman Catholic 74%none 6%Russian Orthodox 4%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 Kaunas (54.9016°, 23.9091°, elevation 96 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).