Weather radar Ostrava
Real-time precipitation radar · Mähren · Czechia
Ostrava climate table – average temperature, precipitation & sunshine hours
The climate table for Ostrava 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) | 4° | 6.4° | 10.9° | 13.6° | 18.9° | 24.5° | 25.9° | 25.1° | 21° | 15.4° | 8° | 4.1° |
| Avg low (°C) | -0.4° | 0.3° | 1.9° | 4.9° | 8.8° | 13.7° | 15.5° | 15.1° | 11.8° | 7.8° | 2.8° | 0.2° |
| Precipitation (mm) | 59 | 52 | 43 | 70 | 82 | 78 | 112 | 141 | 116 | 50 | 64 | 53 |
| Rainy days | 15 | 13 | 11 | 14 | 14 | 13 | 15 | 16 | 13 | 11 | 10 | 11 |
| Sunshine hours | 122 | 147 | 249 | 263 | 332 | 369 | 366 | 314 | 249 | 213 | 133 | 96 |
| Humidity | 83% | 78% | 68% | 70% | 69% | 70% | 69% | 74% | 78% | 78% | 85% | 87% |
Best time to visit Ostrava
The best time to visit Ostrava is typically June. In this month the average high is 24.5°C, precipitation is 78 mm and sunshine duration is 369 hours. The annual average high is 14.8°C, total annual precipitation is 920 mm (156 rainy days/year) and annual sunshine is 2853 hours.
Frequently asked questions about the weather in Ostrava
How up to date is the weather radar for Ostrava?
The weather radar for Ostrava 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 Ostrava?
Besides the rain radar, RadarWeather provides for Ostrava: 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 Ostrava?
The thunderstorm potential for Ostrava 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 Ostrava.
What is the climate like in Ostrava?
Ostrava has an annual average high of 14.8°C. The warmest month is July (avg high 25.9°C), the coldest January (avg low -0.4°C). The wettest month is August with 141 mm, the driest March with 43 mm. Total annual precipitation is 920 mm (156 rainy days). Annual sunshine is 2853 hours.
Weather radar near Ostrava
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