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April in Olomouc brings moderate temperatures, with highs of 15°C (59°F) and nights dropping to 4°C (39°F). Expect some rainfall, with around 48 mm (1.9 in) typical for the month.
For Olomouc itself, May, June, July, August and September generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Pick a month to see the average temperature, rainfall and sunshine in Olomouc - and find the best time to visit.
50-year average (1976-2025)
Based on our historical records, temperatures in Olomouc typically rise from around 11°C (52°F) at the start of April to approximately 16°C (61°F) by the end. Nights are cold, with lows typically ranging from 2°C (36°F) to 7°C (45°F).
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Olomouc spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
According to our 50 years of weather records for Olomouc, the following extremes were recorded between 1976 and 2026.
Find out more about the weather in Czech Republic and which places have the best travel conditions in this month. See all of Czech Republic in April →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Pack for changing conditions in Olomouc in April. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Rain gear is recommended, you can expect wet weather on multiple days. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity
See the full Olomouc climate overview or explore weather in Czech Republic.
Where to go in April - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
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