Weather radar Graz
Real-time precipitation radar · Steiermark · Austria
Graz climate table – average temperature, precipitation & sunshine hours
The climate table for Graz 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) | 5.6° | 9.2° | 12.6° | 15.6° | 19.6° | 26.1° | 27.4° | 26.8° | 22.1° | 17° | 9.3° | 5.2° |
| Avg low (°C) | -1.4° | 0.2° | 1.9° | 5° | 9.9° | 15° | 16.4° | 15.9° | 11.8° | 7.6° | 2° | -0.7° |
| Precipitation (mm) | 41 | 23 | 49 | 68 | 115 | 75 | 87 | 90 | 107 | 56 | 56 | 44 |
| Rainy days | 7 | 5 | 8 | 11 | 16 | 12 | 12 | 13 | 13 | 7 | 9 | 9 |
| Sunshine hours | 166 | 196 | 270 | 286 | 292 | 363 | 367 | 339 | 257 | 224 | 173 | 153 |
| Humidity | 78% | 72% | 65% | 66% | 72% | 68% | 67% | 70% | 76% | 81% | 83% | 84% |
Best time to visit Graz
The best time to visit Graz is typically June. In this month the average high is 26.1°C, precipitation is 75 mm and sunshine duration is 363 hours. The annual average high is 16.4°C, total annual precipitation is 811 mm (122 rainy days/year) and annual sunshine is 3086 hours.
Frequently asked questions about the weather in Graz
How up to date is the weather radar for Graz?
The weather radar for Graz 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 Graz?
Besides the rain radar, RadarWeather provides for Graz: 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 Graz?
The thunderstorm potential for Graz 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 Graz.
What is the climate like in Graz?
Graz has an annual average high of 16.4°C. The warmest month is July (avg high 27.4°C), the coldest January (avg low -1.4°C). The wettest month is May with 115 mm, the driest February with 23 mm. Total annual precipitation is 811 mm (122 rainy days). Annual sunshine is 3086 hours.
Weather radar near Graz
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