Most weather in December

In December, Most sees average daytime highs of 3°C and overnight lows near -2°C, with 38 mm of precipitation across 9.1 wet days and about 7.9 hours of daylight. It is the 11th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 3°C through the month. The sky is clear or mostly clear about 11% of the time in December, and the air most often feels dry.

Daylight stretches from about 8 h 06 min at the start of December to 7 h 48 min by month's end. Set against the rest of the year, December is Most's 11th-clearest and 4th-windiest month. For the whole year in context, see Most's year-round climate.

Daytime high
11th warmest
Overnight low
-2°
3rd coldest
Precipitation
38 mm
9.1 wet days
Daylight
7 h 48 min
8:08 AM – 3:56 PM
Cloud cover
77%
11th clearest
Wind
10 km/h
4th windiest
Solar energy
0.71 kWh/m²
Travel score
0.0
out of 10

Most is statutory city in Ústí nad Labem Region, Czech Republic.

Air quality
Elevated
PM2.5 15.1 µg/m³ · 2019
Density
730/km²
people per km²
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

Day-to-day highs hold fairly steady near 3°C through the month.

A typical December day in Most reaches about 3°C in the afternoon and slips back to -2°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between -2°C and 8°C. Set against its neighbours, December runs about 4°C cooler than November and on par with January.

-10°-5°10°151015202531
Avg high (°C)Avg low (°C)
14-1
23-1
33-1
43-1
53-1
63-1
73-1
83-1
93-1
103-1
113-1
123-1
133-2
143-2
153-2
163-2
173-2
183-2
192-2
202-2
212-2
222-2
232-2
242-2
252-2
262-2
272-3
282-3
292-3
302-3
312-3

How December really feels in Most

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.

Most weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -3°369.65.38.30.0
Feb / -3°277.83.89.70.0
Mar / 3910311.51.3
Apr13° / 338.50.513.53.9
May18° / 5111.8015.25.6
Jun22° / 12°6111.2016.16.2
Jul24° / 14°7112.1015.86.6
Aug24° / 13°6310.7014.36.7
Sep19° / 479.3012.45.9
Oct12° / 429.40.210.43.3
Nov / 398.71.98.70.6
Dec / -2°389.14.47.90.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% 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 79%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11882
21882
31981
41981
51981
62080
72080
82080
92080
102080
112080
122080
132080
142080
152080
162080
172080
182080
192080
202179
212179
222179
232278
242278
252278
262377
272377
282476
292476
302476
312377

Chance of precipitation in December

Any precipitationSnow

Most gets around 38 mm of rain and snow over 9.1 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 30% and peaks near 32% on the wettest days, and about 4 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
12711
22711
32811
42812
52912
62912
73012
83012
93012
103013
113113
123113
133113
143214
153214
163214
173215
183115
193115
203015
213015
223016
232916
242916
252916
262917
272917
282917
292917
302916
313016

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 10 km/h in December.

Across December, daily wind ranges from about 9 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
19calm
29calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 8 h 06 min at the start of December to 7 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over December. Sunrise moves from 7:52 AM to 8:14 AM, and sunset from 3:58 PM to 4:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.17:523:58
28.17:533:58
38.07:553:57
48.07:563:57
58.07:573:56
68.07:583:56
77.97:593:56
87.98:003:56
97.98:013:55
107.98:023:55
117.98:033:55
127.88:043:55
137.88:053:55
147.88:063:55
157.88:073:55
167.88:083:56
177.88:083:56
187.88:093:56
197.88:103:56
207.88:103:57
217.88:113:57
227.88:113:57
237.88:123:58
247.88:123:59
257.88:133:59
267.88:134:00
277.88:134:00
287.88:134:01
297.88:134:02
307.88:144:03
317.88:144:04

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 0.71 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 0.71 kWh/m² to a high of 5.38 kWh/m² in June across the year — December's 0.71 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
10.8Dim
20.8Dim
30.8Dim
40.8Dim
50.8Dim
60.7Dim
70.7Dim
80.7Dim
90.7Dim
100.7Dim
110.7Dim
120.7Dim
130.7Dim
140.7Dim
150.7Dim
160.7Dim
170.7Dim
180.7Dim
190.7Dim
200.7Dim
210.7Dim
220.7Dim
230.7Dim
240.7Dim
250.7Dim
260.7Dim
270.7Dim
280.7Dim
290.7Dim
300.7Dim
310.7Dim
Planning a trip in December

Is December a good time to visit Most?

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 Most.

What to pack for Most in December

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

In December, Most sees daytime highs around 3°C and nights near -2°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 9 days see rain.

a warm layera heavy coatrain gear

UV index in Most 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 Most peaks around June 21 at about 7 (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 highHighModerateLowJun 21UV 7Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr4Moderate
May6High
Jun7Very high
Jul7High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low

Air quality in Most 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 Most is worst in April — around 18 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

Seasonal pattern from CAMS reanalysis, scaled to Most's WHO annual average of 15.1 µg/m³.

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1318 µg/m³Dec 1412 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb14Moderate
Mar17Moderate
Apr18Moderate
May16Moderate
Jun17Moderate
Jul15Moderate
Aug16Moderate
Sep16Moderate
Oct14Moderate
Nov13Moderate
Dec11Good
Location & terrain

Where is Most?

Most sits at 50.5°N, 13.6°E, 233 m above sea level, in Czechia. The nearest listed city is Litvínov, 11 km away.

KadaňÚstí nad Labem

Topography around Most

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

Within 3 km, the terrain around Most has only modest variations in elevation — a maximum elevation change of 225 m around an average of 288 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 897 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,205 m.

The land around Most is covered by trees (46%), artificial surfaces (24%) and grassland (23%) within 3 km, trees (35%) and cropland (35%) within 16 km, and trees (45%) and cropland (32%) within 80 km.

3 km
225 m
16 km
897 m
80 km
1,205 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Litvínov 11 km · Jirkov 13 km · Chomutov 16 km · Louny 20 km · Teplice 20 km · Žatec 21 km · Kadaň 29 km · Ústí nad Labem 33 km

Czechia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / E
230 V · 50 Hz
Prices
≈ 59% of US
price level, 2025
GDP per capita
$35,917
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
0.8
per 100k, 2023
Road deaths
5.9
per 100k/yr, 2019
Income group
High
World Bank
English
High
EF EPI 582
Religion
none 48%believers unaffiliated with a religious society 9%Roman Catholic 7%other believers belonging to a church or religious society 6%

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 Most (50.503°, 13.6362°, elevation 233 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).