Speyer weather in December

In December, Speyer sees average daytime highs of 5°C and overnight lows near 1°C, with 75 mm of precipitation across 14.1 wet days and about 8 hours of daylight. It is the 11th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 5°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 h 18 min at the start of December to 8 hours by month's end. Set against the rest of the year, December is Speyer's 12th-clearest and 2nd-windiest month. For the whole year in context, see Speyer's year-round climate.

Daytime high
11th warmest
Overnight low
3rd coldest
Precipitation
75 mm
14.1 wet days
Daylight
8 hours
8:23 AM – 4:22 PM
Cloud cover
76%
12th clearest
Wind
12 km/h
2nd windiest
Solar energy
0.75 kWh/m²
Travel score
0.1
out of 10
Air quality
Moderate
PM2.5 11.6 µg/m³ · 2019

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 5°C through the month.

A typical December day in Speyer reaches about 5°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 -0°C and 11°C. Set against its neighbours, December runs about 3°C cooler than November and on par with January.

-10°-5°10°15°151015202531
Avg high (°C)Avg low (°C)
162
262
362
462
562
662
762
862
961
1051
1151
1251
1351
1451
1551
1651
1751
1851
1951
2051
2151
2251
2351
2451
2551
2651
2751
2850
2950
3050
3150

How December really feels in Speyer

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.

Speyer weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 62122.98.40.0
Feb / 5310.52.89.80.5
Mar11° / 6011.20.911.52.6
Apr15° / 449.6013.44.8
May20° / 10°6411015.16.0
Jun23° / 14°5110.7015.96.6
Jul25° / 16°5910.6015.66.7
Aug25° / 15°499.3014.26.9
Sep20° / 12°559012.46.4
Oct15° / 60110.110.54.2
Nov / 6311.20.78.91.5
Dec / 7514.12.880.1

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
32575
42476
52476
62476
72476
82575
92575
102575
112575
122575
132575
142575
152575
162575
172476
182476
192476
202377
212377
222377
232377
242278
252278
262377
272377
282377
292377
302377
312377

Chance of precipitation in December

Any precipitationSnow

Speyer gets around 75 mm of rain and snow over 14.1 wet days in December, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 45% and peaks near 49% on the wettest days, and about 3 days bring snow. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
1376
2386
3396
4396
5406
6416
7416
8426
9436
10436
11447
12457
13467
14468
15478
16488
17489
18489
194910
204910
214910
224911
234911
244912
254912
264912
274812
284811
294711
304711
314611

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 12 km/h in December.

Across December, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3112calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 8 h 18 min at the start of December to 8 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 8:08 AM to 8:29 AM, and sunset from 4:24 PM to 4:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.38:084:24
28.28:094:24
38.28:104:23
48.28:114:23
58.28:124:23
68.18:144:22
78.18:154:22
88.18:164:22
98.18:174:22
108.18:184:22
118.08:194:22
128.08:204:22
138.08:204:22
148.08:214:22
158.08:224:22
168.08:234:22
178.08:244:22
188.08:244:23
198.08:254:23
208.08:254:23
218.08:264:24
228.08:264:24
238.08:274:25
248.08:274:25
258.08:284:26
268.08:284:26
278.08:284:27
288.08:284:28
298.08:294:28
308.08:294:29
318.08:294:30

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 0.75 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 0.75 kWh/m² to a high of 5.61 kWh/m² in June across the year — December's 0.75 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
10.9Dim
20.9Dim
30.8Dim
40.8Dim
50.8Dim
60.8Dim
70.8Dim
80.8Dim
90.8Dim
100.8Dim
110.8Dim
120.8Dim
130.8Dim
140.8Dim
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
300.8Dim
310.8Dim
Planning a trip in December

Is December a good time to visit Speyer?

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

0.1
Sightseeing
11th-best month of the year
0.0
Beach & pool
9th-best month of the year

December is a weaker month for outdoor sightseeing in Speyer.

What to pack for Speyer in December

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

In December, Speyer sees daytime highs around 5°C and nights near 1°C. Pack a warm layer and rain gear. Worth having: a heavy coat. About 14 days see rain.

a warm layerrain geara heavy coat

UV index in Speyer 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 Speyer peaks around July 15 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near January 1 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 highHighModerateLowJul 15UV 7Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr4Moderate
May6High
Jun7High
Jul8Very high
Aug6High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Speyer 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 Speyer is worst in April — around 15 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (November, 9 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Speyer's WHO annual average of 11.6 µg/m³.

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1615 µg/m³Nov 229 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb10Good
Mar13Moderate
Apr15Moderate
May13Moderate
Jun14Moderate
Jul12Good
Aug12Good
Sep11Good
Oct10Good
Nov9Good
Dec9Good
Location & terrain

Where is Speyer?

Speyer sits at 49.3°N, 8.4°E, 111 m above sea level, in Germany. The nearest listed city is Schifferstadt, 8.0 km away.

Topography around Speyer

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

Within 3 km, the terrain around Speyer has only modest variations in elevation — a maximum elevation change of 42 m around an average of 102 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 58 m; within 80 km, large variations in elevation — a maximum elevation change of 1,064 m.

The land around Speyer is covered by artificial surfaces (33%), trees (30%) and cropland (21%) within 3 km, trees (36%) and cropland (31%) within 16 km, and trees (49%) and cropland (26%) within 80 km.

3 km
42 m
16 km
58 m
80 km
1,064 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Schifferstadt 8.0 km · Hockenheim 9.0 km · Waghäusel 10 km · Germersheim 13 km · Schwetzingen 13 km · Haßloch 13 km · Gartenstadt 16 km · Ludwigshafen am Rhein 18 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 Speyer (49.3208°, 8.4311°, elevation 111 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).