Weather radar Winterthur
Real-time precipitation radar · Zürich · Switzerland
Winterthur climate table – average temperature, precipitation & sunshine hours
The climate table for Winterthur shows long-term monthly averages (2000–2023): average high and average low temperature in °C, monthly precipitation (mm), rainy days and sunshine hours per month. Data source: ERA5 reanalysis (ECMWF) via the WDTEC Climate Archive.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 4.2° | 5.9° | 10° | 14.2° | 17.9° | 22.2° | 23.7° | 23.3° | 19.3° | 15° | 8.8° | 5° |
| Avg low (°C) | -1.9° | -1.7° | 0.9° | 4.3° | 8.8° | 13° | 14.7° | 14.7° | 11.1° | 7.3° | 2.5° | -0.7° |
| Precipitation (mm) | 83 | 68 | 81 | 85 | 120 | 109 | 115 | 116 | 84 | 82 | 89 | 91 |
| Rainy days | 13 | 11 | 13 | 12 | 16 | 14 | 14 | 13 | 11 | 11 | 13 | 14 |
| Sunshine hours | 149 | 178 | 247 | 293 | 314 | 349 | 360 | 327 | 269 | 216 | 154 | 136 |
| Humidity | – | – | – | – | – | – | – | – | – | – | – | – |
Best time to visit Winterthur
The best time to visit Winterthur is typically July. In this month the average high is 23.7°C, precipitation is 115 mm and sunshine duration is 360 hours. The annual average high is 14.1°C, total annual precipitation is 1123 mm (155 rainy days/year) and annual sunshine is 2992 hours.
Frequently asked questions about the weather in Winterthur
How up to date is the weather radar for Winterthur?
The weather radar for Winterthur is updated every 5 minutes with new radar data from the OPERA composite radar. A 2-hour forecast animation is also available. Rainfall probability, wind gusts and UV index are available up to 14 days in advance.
What weather data is available for Winterthur?
Besides the rain radar, RadarWeather provides for Winterthur: rainfall probability, thunderstorm warning (CAPE index), wind gusts, UV index, air pressure, humidity, dew point, sunshine hours, snow line and a 14-day forecast based on ICON-D2, ECMWF IFS and GFS.
When are thunderstorms expected in Winterthur?
The thunderstorm potential for Winterthur is calculated from the CAPE index and lightning potential. Active storm cells and severe weather warnings are visible on the radar map in real time. Thunderstorm warnings are issued automatically as soon as storm cells are detected near Winterthur.
What is the climate like in Winterthur?
Winterthur has an annual average high of 14.1°C. The warmest month is July (avg high 23.7°C), the coldest January (avg low -1.9°C). The wettest month is May with 120 mm, the driest February with 68 mm. Total annual precipitation is 1123 mm (155 rainy days). Annual sunshine is 2992 hours.
Weather radar near Winterthur
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