Weather radar Trieste
Real-time precipitation radar · Friaul · Italy
Trieste climate table – average temperature, precipitation & sunshine hours
The climate table for Trieste 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) | 9.1° | 11° | 13.8° | 16.5° | 20.9° | 27.2° | 29° | 28.8° | 24.1° | 19.5° | 13.6° | 10.2° |
| Avg low (°C) | 4.9° | 5.8° | 7.2° | 9.7° | 14.7° | 20° | 21.7° | 21.4° | 17.8° | 13.9° | 9.1° | 6.1° |
| Precipitation (mm) | 139 | 73 | 117 | 110 | 164 | 62 | 115 | 125 | 212 | 188 | 150 | 103 |
| Rainy days | 12 | 8 | 12 | 10 | 16 | 8 | 12 | 10 | 13 | 12 | 13 | 11 |
| Sunshine hours | 161 | 185 | 274 | 304 | 351 | 397 | 402 | 365 | 286 | 233 | 187 | 154 |
| Humidity | 79% | 76% | 70% | 70% | 75% | 71% | 70% | 71% | 75% | 80% | 79% | 81% |
Best time to visit Trieste
The best time to visit Trieste is typically June. In this month the average high is 27.2°C, precipitation is 62 mm and sunshine duration is 397 hours. The annual average high is 18.6°C, total annual precipitation is 1558 mm (137 rainy days/year) and annual sunshine is 3299 hours.
Frequently asked questions about the weather in Trieste
How up to date is the weather radar for Trieste?
The weather radar for Trieste 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 Trieste?
Besides the rain radar, RadarWeather provides for Trieste: 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 Trieste?
The thunderstorm potential for Trieste 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 Trieste.
What is the climate like in Trieste?
Trieste has an annual average high of 18.6°C. The warmest month is July (avg high 29°C), the coldest January (avg low 4.9°C). The wettest month is September with 212 mm, the driest June with 62 mm. Total annual precipitation is 1558 mm (137 rainy days). Annual sunshine is 3299 hours.
Weather radar near Trieste
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