Weather radar Santorini
Real-time precipitation radar · Südägäis · Greece
Santorini climate table – average temperature, precipitation & sunshine hours
The climate table for Santorini 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) | 14.3° | 13.4° | 14.1° | 16° | 18.5° | 22.3° | 24.5° | 24.9° | 23.4° | 20.3° | 18.3° | 15.6° |
| Avg low (°C) | 12.6° | 11.8° | 12.4° | 14.5° | 17.1° | 21.1° | 23.3° | 23.7° | 22.2° | 19.1° | 16.8° | 14° |
| Precipitation (mm) | 59 | 37 | 35 | 8 | 7 | 2 | 0 | 2 | 1 | 4 | 22 | 64 |
| Rainy days | 13 | 7 | 8 | 2 | 2 | 1 | 0 | 0 | 0 | 1 | 4 | 10 |
| Sunshine hours | 253 | 251 | 320 | 343 | 383 | 399 | 407 | 389 | 340 | 307 | 261 | 247 |
| Humidity | 70% | 70% | 71% | 76% | 80% | 80% | 78% | 80% | 75% | 74% | 73% | 72% |
Best time to visit Santorini
The best time to visit Santorini is typically July. In this month the average high is 24.5°C, precipitation is 0 mm and sunshine duration is 407 hours. The annual average high is 18.8°C, total annual precipitation is 241 mm (48 rainy days/year) and annual sunshine is 3900 hours.
Frequently asked questions about the weather in Santorini
How up to date is the weather radar for Santorini?
The weather radar for Santorini 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 Santorini?
Besides the rain radar, RadarWeather provides for Santorini: 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 Santorini?
The thunderstorm potential for Santorini 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 Santorini.
What is the climate like in Santorini?
Santorini has an annual average high of 18.8°C. The warmest month is August (avg high 24.9°C), the coldest February (avg low 11.8°C). The wettest month is December with 64 mm, the driest July with 0 mm. Total annual precipitation is 241 mm (48 rainy days). Annual sunshine is 3900 hours.
Weather radar near Santorini
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