Keszthely weather in December

In December, Keszthely sees average daytime highs of 4°C and overnight lows near -1°C, with 53 mm of precipitation across 9 wet days and about 8.4 hours of daylight. It is the 11th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 5°C in the first days to 3°C by the end. The sky is clear or mostly clear about 18% of the time in December, and the air most often feels dry.

Daylight stretches from about 8 h 36 min at the start of December to 8 h 24 min by month's end. Set against the rest of the year, December is Keszthely's 12th-clearest and 5th-windiest month. For the whole year in context, see Keszthely's year-round climate.

Daytime high
11th warmest
Overnight low
-1°
3rd coldest
Precipitation
53 mm
9 wet days
Daylight
8 h 24 min
7:36 AM – 3:58 PM
Cloud cover
72%
12th clearest
Wind
11 km/h
5th windiest
Solar energy
1.01 kWh/m²
Travel score
0.0
out of 10

Keszthely is city in Hungary.

Founded
1247

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 5°C in the first days to 3°C by the end.

A typical December day in Keszthely reaches about 4°C in the afternoon and slips back to -1°C overnight — a 5°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 on par with January.

-10°-5°10°15°151015202531
Avg high (°C)Avg low (°C)
161
251
351
451
551
650
750
850
940
1040
1140
1240
134-1
144-1
154-1
164-1
174-1
184-1
194-1
204-1
213-1
223-1
233-1
243-1
253-1
263-1
273-2
283-2
293-2
303-2
313-2

How December really feels in Keszthely

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.

Keszthely weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -2°367.138.80.0
Feb / -1°427.83.4100.4
Mar11° / 458.51.511.62.8
Apr17° / 478.70.313.35.3
May21° / 12°7011.2014.86.4
Jun25° / 16°7410.7015.66.8
Jul27° / 17°7310.4015.36.6
Aug27° / 17°659.10146.9
Sep21° / 13°728.8012.46.8
Oct16° / 588.30.110.65.1
Nov / 608.81.39.21.9
Dec / -1°53938.40.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 12% of December, with mostly cloudy or overcast conditions the remaining 70%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12476
22575
32674
42674
52773
62773
72872
82971
93070
103070
113070
123169
133169
143169
153268
163268
173268
183268
193268
203268
213169
223268
233367
243367
253268
263367
273367
283367
293367
303367
313367

Chance of precipitation in December

Any precipitationSnow

Keszthely gets around 53 mm of rain and snow over 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 29% and peaks near 31% on the wettest days, and about 3 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1297
2297
3298
4308
5308
6308
7318
8319
9319
10319
11319
12319
13309
143010
153010
163010
173010
182911
192911
202911
212911
222811
232811
242811
252811
262811
272811
282811
292811
302811
312711

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 11 km/h in December.

Across December, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 8 h 36 min at the start of December to 8 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over December. Sunrise moves from 7:22 AM to 7:42 AM, and sunset from 3:59 PM to 4:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.67:223:59
28.67:233:59
38.67:243:59
48.57:263:58
58.57:273:58
68.57:283:58
78.57:293:58
88.57:303:58
98.47:313:57
108.47:323:57
118.47:323:57
128.47:333:57
138.47:343:58
148.47:353:58
158.47:363:58
168.47:363:58
178.47:373:58
188.37:383:59
198.37:383:59
208.37:393:59
218.37:394:00
228.37:404:00
238.37:404:01
248.37:414:01
258.37:414:02
268.37:414:02
278.47:424:03
288.47:424:04
298.47:424:04
308.47:424:05
318.47:424:06

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.01 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.01 kWh/m² to a high of 5.97 kWh/m² in June across the year — December's 1.01 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
11.1Dim
21.1Dim
31.1Dim
41.0Dim
51.0Dim
61.0Dim
71.0Dim
81.0Dim
91.0Dim
101.0Dim
111.0Dim
121.0Dim
131.0Dim
141.0Dim
151.0Dim
161.0Dim
171.0Dim
181.0Dim
191.0Dim
201.0Dim
211.0Dim
221.0Dim
231.0Dim
241.0Dim
251.0Dim
261.0Dim
271.0Dim
281.1Dim
291.1Dim
301.1Dim
311.1Dim
Planning a trip in December

Is December a good time to visit Keszthely?

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
10th-best month of the year

December is a weaker month for outdoor sightseeing in Keszthely.

What to pack for Keszthely in December

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

In December, Keszthely sees daytime highs around 4°C and nights near -1°C. Pack a warm layer. Worth having: a heavy coat and rain gear. About 9 days see rain.

a warm layera heavy coatrain gear

UV index in Keszthely in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Keszthely peaks around July 16 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 22 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highModerateLowJul 16UV 8Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr6High
May6High
Jun7Very high
Jul8Very high
Aug7Very high
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Keszthely 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 Keszthely is worst in April — around 15 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1315 µg/m³Dec 1310 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb12Good
Mar15Moderate
Apr15Moderate
May14Moderate
Jun14Moderate
Jul13Moderate
Aug13Moderate
Sep10Good
Oct10Good
Nov10Good
Dec10Good
Location & terrain

Where is Keszthely?

Keszthely sits at 46.8°N, 17.2°E, 128 m above sea level, in Hungary. The nearest listed city is Tapolca, 20 km away.

ZalaegerszegNagykanizsaAjkaSárvárKaposvárVeszprémSiófok

Topography around Keszthely

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

Within 3 km, the terrain around Keszthely has only modest variations in elevation — a maximum elevation change of 96 m around an average of 125 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 361 m; within 80 km, significant variations in elevation — a maximum elevation change of 589 m.

The land around Keszthely is covered by cropland (23%), grassland (22%) and trees (21%) within 3 km, trees (38%), cropland (21%) and grassland (20%) within 16 km, and trees (41%) and cropland (41%) within 80 km.

3 km
96 m
16 km
361 m
80 km
589 m
treesgrasslandcroplandartificial surfaceswaterwetland
December weather nearby: Tapolca 20 km · Zalaegerszeg 31 km · Nagykanizsa 40 km · Ajka 44 km · Sárvár 59 km · Kaposvár 62 km · Veszprém 62 km · Siófok 64 km

Hungary travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 52% of US
price level, 2025
GDP per capita
$25,907
2025
Happiness
5.9 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
0.7
per 100k, 2023
Road deaths
7.7
per 100k/yr, 2019
Income group
High
World Bank
English
High
EF EPI 590
Religion
no answer 40%Catholic 30%none 16%Calvinist 10%

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 Keszthely (46.7681°, 17.2432°, elevation 128 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).