Clausthal-Zellerfeld weather in April

In April, Clausthal-Zellerfeld sees average daytime highs of 12°C and overnight lows near 4°C, with 53 mm of precipitation across 11 wet days and about 13.6 hours of daylight. It is the 6th-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 10°C in the first days to 15°C by the end. The sky is clear or mostly clear about 21% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 36 min at the start of April to 14 h 30 min by month's end. Set against the rest of the year, April is Clausthal-Zellerfeld's 2nd-clearest and 7th-windiest month. For the whole year in context, see Clausthal-Zellerfeld's year-round climate.

Daytime high
12°
6th warmest
Overnight low
6th coldest
Precipitation
53 mm
11 wet days
Daylight
13 h 36 min
5:31 AM – 7:07 PM
Cloud cover
66%
2nd clearest
Wind
11 km/h
7th windiest
Solar energy
4.28 kWh/m²
Travel score
3.2
out of 10

Clausthal-Zellerfeld is human settlement in Germany.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 10°C in the first days to 15°C by the end.

A typical April day in Clausthal-Zellerfeld reaches about 12°C in the afternoon and slips back to 4°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 6°C and 19°C. Set against its neighbours, April runs about 5°C warmer than March and about 4°C cooler than May.

10°20°151015202530
Avg high (°C)Avg low (°C)
1102
2102
3102
4102
5102
6112
7112
8113
9113
10113
11113
12123
13123
14123
15123
16123
17134
18134
19134
20134
21144
22145
23145
24145
25145
26145
27155
28156
29156
30156

How April really feels in Clausthal-Zellerfeld

Once humidity and wind are folded in, April averages 0 days that feel above 32°C and 13 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
13
wind chill below the day's low

The story in April is cold — wind chill drags the overnight "feels like" below the raw low.

Clausthal-Zellerfeld weather by month

How April compares with the rest of the year at a glance. April is the 6th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -2°7513.86.68.10.0
Feb / -2°5711.86.19.60.0
Mar / 6613.5411.50.9
Apr12° / 53110.613.63.2
May17° / 6812.6015.44.8
Jun20° / 11°7313.3016.45.5
Jul22° / 13°8314.50165.9
Aug22° / 12°7312.6014.46.1
Sep17° / 6511012.45.2
Oct12° / 6612.10.210.42.9
Nov / 6612.42.48.60.6
Dec / -1°7414.467.60.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 14% of April, with mostly cloudy or overcast conditions the remaining 65%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13367
23367
33367
43367
53367
63268
73268
83268
93268
103268
113367
123367
133367
143565
153565
163664
173664
183862
193862
203862
213763
223862
233763
243862
253862
263862
273763
283763
293664
303664

Chance of precipitation in April

Any precipitationSnow

Clausthal-Zellerfeld gets around 53 mm of rain and snow over 11 wet days in April, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 36% and peaks near 39% on the wettest days, and about 1 day brings snow.

0%10%20%30%40%50%151015202530
Rain chance (%)Snow chance (%)
1387
2376
3375
4375
5364
6364
7364
8363
9363
10363
11353
12352
13352
14342
15342
16342
17342
18352
19352
20352
21362
22362
23362
24361
25371
26371
27371
28381
29381
30391

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

Most of April feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, April 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%151015202530
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

Wind in April

Winds average 11 km/h in April.

Across April, 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.

051015151015202530
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 36 min at the start of April to 14 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 114 minutes over April. Sunrise moves from 6:05 AM to 5:01 AM, and sunset from 6:41 PM to 7:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.66:056:41
212.76:036:43
312.76:016:45
412.85:586:46
512.95:566:48
612.95:546:50
713.05:516:52
813.15:496:53
913.15:476:55
1013.25:446:57
1113.35:426:58
1213.35:407:00
1313.45:377:02
1413.55:357:04
1513.55:337:05
1613.65:317:07
1713.75:287:09
1813.75:267:10
1913.85:247:12
2013.95:227:14
2113.95:207:16
2214.05:187:17
2314.15:157:19
2414.15:137:21
2514.25:117:22
2614.35:097:24
2714.35:077:26
2814.45:057:28
2914.45:037:29
3014.55:017:31

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.28 kWh/m².

For context, solar energy here swings from a low near 0.56 kWh/m² to a high of 5.3 kWh/m² in June across the year — April's 4.28 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
13.5Moderate
23.6Moderate
33.6Moderate
43.7Moderate
53.7Moderate
63.8Moderate
73.8Moderate
83.9Moderate
93.9Moderate
104.0Moderate
114.0Bright
124.1Bright
134.2Bright
144.2Bright
154.3Bright
164.3Bright
174.4Bright
184.5Bright
194.5Bright
204.5Bright
214.6Bright
224.6Bright
234.7Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.7Bright
294.8Bright
304.8Bright
Planning a trip in April

Is April a good time to visit Clausthal-Zellerfeld?

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

3.2
Sightseeing
6th-best month of the year
0.0
Beach & pool
7th-best month of the year

April is a weaker month for outdoor sightseeing in Clausthal-Zellerfeld.

What to pack for Clausthal-Zellerfeld in April

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

In April, Clausthal-Zellerfeld sees daytime highs around 12°C and nights near 4°C. Worth packing: a warm layer and rain gear. About 11 days see rain.

a warm layerrain gear

UV index in Clausthal-Zellerfeld in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Clausthal-Zellerfeld peaks around July 10 at about 6 (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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 10UV 6Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May6High
Jun6High
Jul6High
Aug5High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Clausthal-Zellerfeld?

Clausthal-Zellerfeld sits at 51.8°N, 10.3°E, 556 m above sea level, in Germany. The nearest listed city is Goslar, 12 km away.

Topography around Clausthal-Zellerfeld

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

Within 3 km, the terrain around Clausthal-Zellerfeld has only modest variations in elevation — a maximum elevation change of 171 m around an average of 571 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 786 m; within 80 km, large variations in elevation — a maximum elevation change of 1,168 m.

The land around Clausthal-Zellerfeld is covered by trees (65%) and grassland (25%) within 3 km, trees (72%) within 16 km, and cropland (46%) and trees (37%) within 80 km.

3 km
171 m
16 km
786 m
80 km
1,168 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Goslar 12 km · Seesen 14 km · Bad Harzburg 17 km · Northeim 26 km · Wernigerode 31 km · Einbeck 32 km · Duderstadt 33 km · Salzgitter 39 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 Clausthal-Zellerfeld (51.8095°, 10.3382°, elevation 556 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).