Heidenau weather in December

In December, Heidenau sees average daytime highs of 3°C and overnight lows near -1°C, with 62 mm of precipitation across 12.8 wet days and about 7.8 hours of daylight. It is the 11th-warmest and 8th-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 13% of the time in December, and the air most often feels dry.

Daylight stretches from about 8 hours at the start of December to 7 h 48 min by month's end. Set against the rest of the year, December is Heidenau's 12th-clearest and 2nd-windiest month. For the whole year in context, see Heidenau's year-round climate.

Daytime high
11th warmest
Overnight low
-1°
3rd coldest
Precipitation
62 mm
12.8 wet days
Daylight
7 h 42 min
8:09 AM – 3:52 PM
Cloud cover
75%
12th clearest
Wind
14 km/h
2nd windiest
Solar energy
0.66 kWh/m²
Travel score
0.0
out of 10

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 Heidenau reaches about 3°C in the afternoon and slips back to -1°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 9°C. Set against its neighbours, December runs about 3°C cooler than November and about 1°C warmer than January.

-10°-5°10°151015202531
Avg high (°C)Avg low (°C)
140
240
340
440
540
640
740
840
93-1
103-1
113-1
123-1
133-1
143-1
153-1
163-1
173-1
183-1
193-1
203-1
213-1
223-1
233-1
243-1
253-1
263-2
273-2
282-2
292-2
302-2
312-2

How December really feels in Heidenau

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.

Heidenau 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°6313.87.88.20.0
Feb / -2°4911.16.49.70.0
Mar / 6312.94.711.51.1
Apr13° / 5011.11.413.53.5
May18° / 7512.80.115.35.2
Jun21° / 11°8613.2016.25.8
Jul23° / 14°9513.1015.86.3
Aug23° / 13°9012014.36.4
Sep18° / 10°6911.3012.45.5
Oct12° / 5811.50.310.43.2
Nov / 5911.32.88.70.7
Dec / -1°6212.86.37.80.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 13% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 11% of December, with mostly cloudy or overcast conditions the remaining 76%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12575
22575
32476
42476
52476
62476
72476
82476
92476
102476
112377
122476
132476
142476
152476
162377
172377
182377
192377
202377
212377
222377
232476
242476
252476
262476
272476
282476
292476
302476
312476

Chance of precipitation in December

Any precipitationSnow

Heidenau gets around 62 mm of rain and snow over 12.8 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 42% and peaks near 45% on the wettest days, and about 6 days bring snow. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
13613
23613
33714
43814
53915
63916
74016
84117
94118
104118
114219
124220
134320
144321
154321
164422
174422
184322
194322
204323
214323
224223
234223
244323
254323
264323
274423
284423
294523
304523
314523

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 14 km/h in December.

Across December, daily wind ranges from about 13 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
113light 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
1715light breeze
1815light breeze
1915light 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 8 hours 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 12 minutes over December. Sunrise moves from 7:53 AM to 8:15 AM, and sunset from 3:55 PM to 4:00 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.07:533:55
28.07:553:55
38.07:563:54
47.97:573:54
57.97:583:53
67.98:003:53
77.98:013:53
87.88:023:52
97.88:033:52
107.88:043:52
117.88:053:52
127.88:063:52
137.88:073:52
147.78:083:52
157.78:083:52
167.78:093:52
177.78:103:52
187.78:113:53
197.78:113:53
207.78:123:53
217.78:123:54
227.78:133:54
237.78:133:55
247.78:143:55
257.78:143:56
267.78:143:56
277.78:153:57
287.78:153:58
297.78:153:59
307.78:153:59
317.88:154:00

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 0.66 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 0.66 kWh/m² to a high of 5.3 kWh/m² in June across the year — December's 0.66 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
10.8Dim
20.7Dim
30.7Dim
40.7Dim
50.7Dim
60.7Dim
70.7Dim
80.7Dim
90.7Dim
100.7Dim
110.7Dim
120.7Dim
130.7Dim
140.6Dim
150.6Dim
160.6Dim
170.6Dim
180.6Dim
190.6Dim
200.6Dim
210.6Dim
220.6Dim
230.6Dim
240.6Dim
250.6Dim
260.6Dim
270.7Dim
280.7Dim
290.7Dim
300.7Dim
310.7Dim
Planning a trip in December

Is December a good time to visit Heidenau?

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 Heidenau.

What to pack for Heidenau in December

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

In December, Heidenau sees daytime highs around 3°C and nights near -1°C. Pack a warm layer. Worth having: a heavy coat and rain gear. About 13 days see rain.

a warm layera heavy coatrain gear

UV index in Heidenau 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 Heidenau peaks around June 20 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighHighModerateLowJun 20UV 7Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar4Moderate
Apr4Moderate
May6High
Jun7Very high
Jul7High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low

Air quality in Heidenau 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 Heidenau is worst in April — around 16 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (December, 10 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1316 µg/m³Dec 1210 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb12Good
Mar15Moderate
Apr16Moderate
May14Moderate
Jun16Moderate
Jul14Moderate
Aug14Moderate
Sep13Moderate
Oct11Good
Nov11Good
Dec10Good
Location & terrain

Where is Heidenau?

Heidenau sits at 51.0°N, 13.9°E, 120 m above sea level, in Germany. The nearest listed city is Pirna, 5.0 km away.

Topography around Heidenau

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

Within 3 km, the terrain around Heidenau has only modest variations in elevation — a maximum elevation change of 127 m around an average of 148 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 481 m; within 80 km, large variations in elevation — a maximum elevation change of 975 m.

The land around Heidenau is covered by trees (33%), grassland (23%) and artificial surfaces (20%) within 3 km, trees (44%), cropland (25%) and grassland (20%) within 16 km, and trees (42%) and cropland (34%) within 80 km.

3 km
127 m
16 km
481 m
80 km
975 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Pirna 5.0 km · Leuben 5.0 km · Loschwitz 10 km · Blasewitz 10 km · Dresden 13 km · Äußere Neustadt 13 km · Löbtau 14 km · Freital 16 km

Germany travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 80% of US
price level, 2025
GDP per capita
$60,496
2025
Happiness
6.9 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
0.9
per 100k, 2023
Road deaths
3.8
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 615
Religion
none 44%Roman Catholic 25%Protestant 23%other 5%

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 Heidenau (50.9722°, 13.8674°, elevation 120 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).