Weather radar Interlaken
Real-time precipitation radar · Bern · Switzerland
Interlaken climate table – average temperature, precipitation & sunshine hours
The climate table for Interlaken 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) | 5.5° | 9.5° | 11.7° | 13.9° | 17.9° | 24.5° | 24.8° | 24.9° | 20.5° | 17.1° | 10.1° | 6.7° |
| Avg low (°C) | -0.9° | 1.4° | 3° | 4.8° | 9.6° | 14.5° | 15.6° | 15.6° | 12.3° | 9.3° | 3.3° | 1.1° |
| Precipitation (mm) | 123 | 72 | 112 | 129 | 192 | 209 | 250 | 170 | 202 | 113 | 144 | 144 |
| Rainy days | 14 | 10 | 13 | 14 | 21 | 19 | 19 | 15 | 16 | 13 | 15 | 14 |
| Sunshine hours | 173 | 206 | 275 | 301 | 314 | 357 | 364 | 338 | 264 | 237 | 174 | 154 |
| Humidity | 81% | 77% | 74% | 75% | 79% | 77% | 78% | 78% | 83% | 83% | 84% | 83% |
Best time to visit Interlaken
The best time to visit Interlaken is typically August. In this month the average high is 24.9°C, precipitation is 170 mm and sunshine duration is 338 hours. The annual average high is 15.6°C, total annual precipitation is 1860 mm (183 rainy days/year) and annual sunshine is 3157 hours.
Frequently asked questions about the weather in Interlaken
How up to date is the weather radar for Interlaken?
The weather radar for Interlaken 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 Interlaken?
Besides the rain radar, RadarWeather provides for Interlaken: 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 Interlaken?
The thunderstorm potential for Interlaken 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 Interlaken.
What is the climate like in Interlaken?
Interlaken has an annual average high of 15.6°C. The warmest month is August (avg high 24.9°C), the coldest January (avg low -0.9°C). The wettest month is July with 250 mm, the driest February with 72 mm. Total annual precipitation is 1860 mm (183 rainy days). Annual sunshine is 3157 hours.