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Ostrava in April: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Ostrava in April will be like? Take a look at our weather guide for Ostrava, based on historical data.
Check flight prices to Ostrava on Avionero:
April

Weather in Ostrava in April 2025

OK Weather
Mild
🌧️
Rainy
If you plan to visit Ostrava in April, the weather is typically alright, with an average high temperature of +14°C during the day and approximately 7 sunny days. Expect some rainy, though, as there are typically 14 rainy days in the month and around 53 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flights in one click on Avionero.
Good to know:
  • April is usually the driest month of the year in Ostrava

Average weather

☀️
+14°C
Avg. max. temperature
-5°C
Min.
+29°C
Max.
53 mm
Total precipitation
70%
Avg. humidity
2 m/s
Avg. wind
7 ☀️
Sunny Days
6 ⛅️
Cloudy
14 🌦
Rainy
Our opinion: Ostrava has OK weather in April.

Average temperature in Ostrava in April

Here are the expected maximum, average and minimum temperatures in Ostrava for April based on the historical data.
Last Year
Historical Data

Going from a maximum of +21°C during the day to a minimum of -5°C during the night, the temperature in April averages around +12°C.

The average maximum temperature goes up 12% by the end of the month, compared with the beginning of the month, from +12°C to +15°C.

Is Ostrava warm or cold in April?

Ostrava is typically mild in April.

Maximum temperatures go up compared to the previous month from +8°C to +14°C. The minimum temperature also goes up from 0°C to +4°C.

Pack a light jacket as it will be warm in the day and cool in the evenings.

Take a look at how April is compared to other months in Ostrava:

Climate in Ostrava in April

Ostrava weather looks like this, on average, in April and the surrounding months.
MarchAprilMay
Avg. temperature
+8°C+14°C+19°C
Min. temperature
-21°C-5°C-3°C
Max. temperature
+23°C+29°C+31°C
Rainfall
36 mm53 mm86 mm
Wind
3 m/s2 m/s2 m/s
Humidity
75%70%72%
Air pressure
1015 HPa1013 HPa1014 HPa
Sunny days
676
Cloudy days
865
Rainy days
111416
Snowy days
620

April weather is still as ok as in March. It’s getting warmer as April arrives. The average maximum temperature goes up from +8°C to +14°C during the day. Prepare for more rain. Average rainfall goes from 36 mm to 53 mm. It feels drier, as humidity decreases from 75% to 70%. Winds are calmer in comparison to March, going down from 3 m/s to 2 m/s on average. The good news is there are likely to be more sunny days in April, from 6 to 7.

But maybe it is worth considering traveling in May as the weather gets better.

Wind

Wind speed in Ostrava in April based on historical data.
Last Year
Historical Data

The average wind speed is 3 m/s getting up to 7 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Ostrava is gradually decreasing during April, going from 4 m/s to 3 m/s over the course of the month.

Rain

Amount of rainfall in mm during April in Ostrava based on historical data.
Last Year
Historical Data
Typically, there is a 50% chance of rain on an average day in April, with total rainfall of approximately 70 mm. The maximum amount of rainfall per day is around 8 mm, which is considered light rain. April is a pretty wet month with over 15 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
Here’s how April is compared with other months in the amount of precipitation, total mm:
Ostrava wettest month is July, where a typical day has a 52% chance of precipitation and 105 mm of rainfall per day. January, on the other hand, is the driest month with a mere 16% chance of precipitation and 20 mm of rainfall per day.

Snow

Amount of snow in mm during April in Ostrava based on historical data.
Last Year
Historical Data
Typically, there is a 0% chance of snow on an average day in April, with a total monthly snowfall of approximately 2 mm.

Here’s how April is compared with other months in the amount of snow, total mm:

How was the weather last April in Ostrava?

This is the weather in Ostrava in April 2023:
1 April
🌧️
+12°C
2 April
🌧️
+7°C
3 April
☁️
+4°C
4 April
☁️
+3°C
5 April
☀️
+5°C
6 April
☀️
+5°C
7 April
🌫️
+3°C
8 April
🌫️
+9°C
9 April
🌧️
+10°C
10 April
🌫️
+13°C
11 April
🌧️
+14°C
12 April
☀️
+13°C
13 April
🌧️
+13°C
14 April
🌫️
+13°C
15 April
🌧️
+13°C
16 April
☀️
+15°C
17 April
🌧️
+14°C
18 April
☀️
+16°C
19 April
🌧️
+10°C
20 April
☀️
+15°C
21 April
☀️
+18°C
22 April
☀️
+20°C
23 April
☀️
+21°C
24 April
🌧️
+16°C
25 April
🌧️
+11°C
26 April
☀️
+9°C
27 April
☀️
+11°C
28 April
☀️
+16°C
29 April
🌧️
+15°C
30 April
☀️
+15°C
In April 2023 Ostrava had 13 sunny days, 2 cloudy days, and 11 rainy days. The average maximum temperature was +12°C, with an absolute maximum of +21°C and a minimum of +3°C. The average humidity was 76%, with a maximum of 100% and a minimum of 33%. The average wind speed was 3 m/s, with a maximum of 9 m/s and a minimum of 0 m/s.
Are you planning a trip in April?

Climate Change over Years

This is how Ostrava climate have been changing during last 43 years period.

The climate in Ostrava in April has not changed much over the last 43 years.

The average temperature was the lowest in 1996 (+11°C) and the highest in 2019 (+16°C). The driest year was 1993 with only 508 mm of rainfall, and the wettest year was 1997 with 974 mm.

FAQ

Frequently asked questions about the weather in Ostrava in April:

Is April a good time to visit Ostrava?

It’s always a good time to visit Ostrava, but the weather is changeable in April, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Ostrava in April?

April has mild temperatures in Ostrava. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!

Is Ostrava rainy in April?

Ostrava is often rainy in April. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Ostrava in April?

Usually, it’s not very sunny in Ostrava in April, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in Czech Republic

Check out the weather for other cities in Czech Republic.

Monthly weather in Ostrava

Source of the data

For this page, we’ve looked at the typical weather in Ostrava, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.