Horgen weather in April

In April, Horgen sees average daytime highs of 14°C and overnight lows near 5°C, with 106 mm of precipitation across 13.9 wet days and about 13.3 hours of daylight. It is the 6th-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 12°C in the first days to 16°C by the end. The sky is clear or mostly clear about 26% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 30 min at the start of April to 14 h 06 min by month's end. Set against the rest of the year, April is Horgen's 5th-clearest and 3rd-windiest month. For the whole year in context, see Horgen's year-round climate.

Daytime high
14°
6th warmest
Overnight low
6th coldest
Precipitation
106 mm
13.9 wet days
Daylight
13 h 24 min
5:45 AM – 7:07 PM
Cloud cover
62%
5th clearest
Wind
6 km/h
3rd windiest
Solar energy
4.76 kWh/m²
Travel score
3.7
out of 10

Horgen is municipality in the canton of Zurich, Switzerland.

Air quality
Excellent
PM10 13.4 µg/m³ · 2018
Density
735/km²
people per km²
Founded
~3399 BCE

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 12°C in the first days to 16°C by the end.

A typical April day in Horgen reaches about 14°C in the afternoon and slips back to 5°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 7°C and 21°C. Set against its neighbours, April runs about 4°C warmer than March and about 4°C cooler than May.

10°20°151015202530
Avg high (°C)Avg low (°C)
1123
2123
3123
4133
5133
6134
7134
8134
9134
10134
11134
12134
13144
14144
15144
16145
17145
18145
19155
20155
21155
22156
23156
24166
25166
26166
27166
28167
29167
30167

How April really feels in Horgen

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

April sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Horgen weather by month

How April compares with the rest of the year at a glance. April is the 6th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -1°9212.97.68.70.0
Feb / -1°8511.77.49.90.3
Mar10° / 9914.25.811.62.2
Apr14° / 10613.92.713.33.7
May18° / 144160.314.85.0
Jun22° / 13°14315.5015.65.7
Jul24° / 15°14615.4015.36.2
Aug23° / 15°14714.40146.3
Sep19° / 11°12312.4012.45.6
Oct14° / 10312.70.610.63.8
Nov / 106133.99.11.3
Dec / 106147.18.30.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 15% of April, with mostly cloudy or overcast conditions the remaining 60%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14258
24258
34258
44357
54357
64357
74258
84258
94258
104258
114159
124258
134258
144357
154357
164258
174258
184258
194159
204159
213961
223961
233862
243862
253862
263763
273763
283664
293565
303466

Chance of precipitation in April

Any precipitationSnow

Horgen gets around 106 mm of rain and snow over 13.9 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 47% and peaks near 52% on the wettest days, and about 3 days bring snow.

0%20%40%60%151015202530
Rain chance (%)Snow chance (%)
14715
24715
34714
44713
54713
64712
74712
84712
94711
104611
114611
124611
134611
144510
154510
164510
17449
18459
19459
20458
21458
22467
23477
24476
25485
26495
27504
28504
29513
30523

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 6 km/h in April.

Across April, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 30 min at the start of April to 14 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 96 minutes over April. Sunrise moves from 6:15 AM to 5:19 AM, and sunset from 6:46 PM to 7:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.56:156:46
212.66:136:47
312.66:116:48
412.76:096:50
512.76:076:51
612.86:056:53
712.96:036:54
812.96:016:55
913.05:596:57
1013.05:576:58
1113.15:557:00
1213.15:537:01
1313.25:517:03
1413.35:497:04
1513.35:477:05
1613.45:457:07
1713.45:437:08
1813.55:417:10
1913.55:397:11
2013.65:377:12
2113.65:357:14
2213.75:347:15
2313.75:327:17
2413.85:307:18
2513.95:287:19
2613.95:267:21
2714.05:257:22
2814.05:237:24
2914.15:217:25
3014.15:197:26

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.76 kWh/m².

For context, solar energy here swings from a low near 1.05 kWh/m² to a high of 5.63 kWh/m² in June across the year — April's 4.76 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.2Bright
24.2Bright
34.3Bright
44.3Bright
54.4Bright
64.4Bright
74.5Bright
84.5Bright
94.5Bright
104.6Bright
114.6Bright
124.7Bright
134.7Bright
144.8Bright
154.8Bright
164.8Bright
174.9Bright
184.9Bright
194.9Bright
204.9Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
Planning a trip in April

Is April a good time to visit Horgen?

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

3.7
Sightseeing
7th-best month of the year
0.2
Beach & pool
7th-best month of the year

April is a weaker month for outdoor sightseeing in Horgen.

What to pack for Horgen in April

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

In April, Horgen sees daytime highs around 14°C and nights near 5°C. Pack rain gear. Worth having: a warm layer and sun protection. About 14 days see rain.

rain geara warm layersun protection

UV index in Horgen in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Horgen peaks around July 15 at about 8 (very high) — sunscreen, a hat and midday shade are essential. 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 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 15UV 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr5Moderate
May7High
Jun7Very high
Jul8Very high
Aug7High
Sep4Moderate
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Horgen?

Horgen sits at 47.3°N, 8.6°E, 415 m above sea level, in Switzerland. The nearest listed city is Adliswil, 8.0 km away.

Topography around Horgen

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

Within 3 km, the terrain around Horgen has significant variations in elevation — a maximum elevation change of 352 m around an average of 504 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 852 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,414 m.

The land around Horgen is covered by trees (35%) and water (34%) within 3 km, trees (37%) and grassland (30%) within 16 km, and trees (42%) and grassland (35%) within 80 km.

3 km
352 m
16 km
852 m
80 km
3,414 m
treesgrasslandcroplandartificial surfacesbare terrainsnow and icewatermoss and lichen
April weather nearby: Adliswil 8.0 km · Baar 9.0 km · Zürich (Kreis 2) / Wollishofen 10 km · Zürich (Kreis 2) 10 km · Zürich (Kreis 8) 11 km · Zug 11 km · Zurich 12 km · Zürich (Kreis 7) 13 km

Switzerland travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / J
230 V · 50 Hz
Prices
≈ 112% of US
price level, 2025
GDP per capita
$114,769
2025
Happiness
7.0 / 10
World Happiness, 2025
Safe drinking water
97%
of population, 2024
Homicide rate
0.6
per 100k, 2023
Road deaths
2.2
per 100k/yr, 2019
Income group
High
World Bank
English
High
EF EPI 564
Religion
Roman Catholic 34%none 29%Protestant 23%other Christian 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 Horgen (47.2598°, 8.5978°, elevation 415 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).