🇨🇭 Weather in Winterthur
Map Overlays:
Hourly Forecast for Winterthur
19:00
26°
2%
20:00
23°
2%
21:00
21°
2%
22:00
18°
4%
23:00
16°
6%
00:00
15°
9%
01:00
14°
11%
02:00
13°
12%
03:00
13°
13%
04:00
12°
14%
05:00
12°
15%
06:00
12°
15%
07:00
14°
12%
08:00
17°
8%
09:00
19°
5%
10:00
22°
3%
11:00
25°
2%
12:00
28°
2%
13:00
30°
1%
14:00
31°
1%
15:00
31°
1%
16:00
31°
1%
17:00
31°
1%
18:00
31°
1%
14-Day Forecast for Winterthur
2026-07-12
Sunny
30° /
12°
2026-07-13
Sunny
31° /
12°
2026-07-14
Sunny
32° /
15°
2026-07-15
Sunny
33° /
15°
2026-07-16
Sunny
33° /
14°
2026-07-17
Sunny
31° /
13°
2026-07-18
Sunny
32° /
16°
Additional Forecasts for Winterthur
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 114.0 μg/m³
O₃ (Ozone) 94.0 μg/m³
NO₂ (Nitrogen Dioxide) 0.8 μg/m³
SO₂ (Sulphur Dioxide) 0.3 μg/m³
PM2.5 (Fine particles) 3.4 μg/m³
PM10 (Coarse particles) 4.9 μg/m³
Historical Weather
Weather Forecasts for Other Cities in Switzerland
Weather in Winterthur — FAQ
Answers refreshed each request based on current conditions in Winterthur.
What is the weather like right now in Winterthur?
Right now in Winterthur, Switzerland the temperature is 30.1°C (feels like 29.4°C), with sunny. Relative humidity is 27% and wind is 15.5 km/h.
What is today's high and low temperature in Winterthur?
Today's forecast high in Winterthur is 29.7°C and the overnight low is 12.5°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in Winterthur today?
The chance of precipitation in Winterthur today is 3%. Forecast accuracy is highest within the next 6 hours and decreases steadily out to 14 days.
How often does the weather here update?
Current observations refresh every 15-60 minutes from the nearest monitoring stations operated by national meteorological agencies. The hourly forecast updates approximately every hour; the 7- and 14-day outlook is recomputed several times per day.
What does 'feels like' temperature mean?
Feels-like (apparent) temperature accounts for humidity, wind chill and direct sunshine — variables that change how the human body perceives heat or cold. On hot, humid days it can be 3-7°C above the actual reading; on cold windy days it can be 5-15°C below.
Why does the temperature in Winterthur differ from nearby cities?
Even short distances can change temperatures noticeably. Winterthur's reading reflects altitude, proximity to large bodies of water, urban heat island effects, and the exact location of the monitoring stations supplying the data. Coastal cities are typically milder and more humid than inland equivalents.