April weather forecast
Ostrava, Czech Republic

Ostrava starts to feel the full effect of spring in April. With a temperature high of 14°C (57.2°F), nature is in full bloom. Compared to March, the weather is noticeably warmer and it invites people to explore the outdoors. Occasional spring showers can be expected, but these usually pave the way for gorgeous rainbows. By the end of the month, the landscape of Ostrava turns from gray to green, signifying the city's transition into the warmer part of the year.

Temperature

An escalation in the average high-temperature is seen in Ostrava, Czech Republic, with the onset of April, moving from a frosty 8°C (46.4°F) in March to a refreshing 14°C (57.2°F). Throughout April, Ostrava experiences a low-temperature average of 3°C (37.4°F).

Rainfall

In April, in Ostrava, the rain falls for 13 days. Throughout April, 52mm (2.05") of precipitation is accumulated. In Ostrava, during the entire year, the rain falls for 162 days and collects up to 684mm (26.93") of precipitation.

Daylight

In Ostrava, the average length of the day in April is 13h and 47min.
On the first day of April, sunrise is at 06:22 and sunset at 19:18. On the last day of the month, sunrise is at 05:24 and sunset at 20:03 CEST.

Sunshine

In Ostrava, Czech Republic, the average sunshine in April is 5h.

UV index

In Ostrava, the average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: In April, a regular UV index of 4 translates into these guidelines:
Act with care - Obligation to protect against skin and eye damage is highlighted. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Stay sun-safe with clothing that is both closely woven and worn loosely.