Weather radar St. Gallen
Real-time precipitation radar · St. Gallen · Switzerland
St. Gallen climate table – average temperature, precipitation & sunshine hours
The climate table for St. Gallen 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) | 2.4° | 4° | 7.7° | 12° | 15.9° | 19.9° | 21.3° | 21° | 17.1° | 13.6° | 7.5° | 3.5° |
| Avg low (°C) | -4.8° | -4° | -1.2° | 2.3° | 7° | 11.1° | 12.7° | 12.7° | 9.3° | 5.7° | 0.6° | -3.2° |
| Precipitation (mm) | 97 | 83 | 95 | 103 | 156 | 152 | 166 | 177 | 119 | 103 | 106 | 108 |
| Rainy days | 14 | 12 | 14 | 13 | 18 | 16 | 16 | 16 | 13 | 12 | 13 | 15 |
| Sunshine hours | 151 | 174 | 244 | 286 | 303 | 336 | 345 | 316 | 262 | 215 | 157 | 139 |
| Humidity | – | – | – | – | – | – | – | – | – | – | – | – |
Best time to visit St. Gallen
The best time to visit St. Gallen is typically April. In this month the average high is 12°C, precipitation is 103 mm and sunshine duration is 286 hours. The annual average high is 12.2°C, total annual precipitation is 1465 mm (172 rainy days/year) and annual sunshine is 2928 hours.
Frequently asked questions about the weather in St. Gallen
How up to date is the weather radar for St. Gallen?
The weather radar for St. Gallen 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 St. Gallen?
Besides the rain radar, RadarWeather provides for St. Gallen: 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 St. Gallen?
The thunderstorm potential for St. Gallen 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 St. Gallen.
What is the climate like in St. Gallen?
St. Gallen has an annual average high of 12.2°C. The warmest month is July (avg high 21.3°C), the coldest January (avg low -4.8°C). The wettest month is August with 177 mm, the driest February with 83 mm. Total annual precipitation is 1465 mm (172 rainy days). Annual sunshine is 2928 hours.
Weather radar near St. Gallen
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