Climate averages 1991–2020
Olomouc weather
in April.
A cool, moderately wet month: the 6th warmest and the joint 4th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a cool month in Olomouc: daytime highs average 14.2°C and nights cool to about 3.8°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 42 mm of rain on roughly 9 days, which makes April a moderately wet month (the joint 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 42 min on an average April day.
The nearest other city in this atlas is Zlín (51 km away). In April its highs average 14.4°C, about as warm as Olomouc, with 52 mm of rain.
Among the 12 cities listed in Czechia, Olomouc ranks joint 5th of 12 for the warmest April highs and joint 4th of 12 for the driest April (rainfall, lowest first). The mean April high of those 12 cities is 14.1°C; Olomouc is 0.1°C warmer than that mean.
From April to May, average highs rise by 4.3°C to 18.6°C, and monthly rainfall rises from 42 mm to 71 mm.
The annual picture
April in context
Monthly precipitation
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Olomouc climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 1.3°C-4.1°C | -4.1°C | 34 | 8.8 | 8.79 h |
| February | 3.6°C-3.5°C | -3.5°C | 31 | 7.7 | 10.110 h |
| March | 8.2°C-0.6°C | -0.6°C | 42 | 9.4 | 11.912 h |
| April, selected | 14.2°C3.8°C | 3.8°C | 42 | 8.8 | 13.714 h |
| May | 18.6°C8.8°C | 8.8°C | 71 | 12.7 | 15.315 h |
| June | 22.1°C12.6°C | 12.6°C | 82 | 12.2 | 16.216 h |
| July | 24.2°C14.6°C | 14.6°C | 91 | 12.9 | 15.816 h |
| August | 24.3°C14.5°C | 14.5°C | 71 | 10.7 | 14.414 h |
| September | 19.0°C10.4°C | 10.4°C | 67 | 9.8 | 12.713 h |
| October | 13.2°C6.0°C | 6.0°C | 48 | 8.8 | 10.811 h |
| November | 7.3°C2.0°C | 2.0°C | 43 | 8.7 | 9.29 h |
| December | 2.2°C-2.7°C | -2.7°C | 39 | 8.8 | 8.28 h |
Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
April in nearby cities
- Zlín in AprilCzechia · 51 kmHigh 14.4°C · Low 4.4°C · 52 mm rain
- Brno in AprilCzechia · 64 kmHigh 14.8°C · Low 4.7°C · 40 mm rain
- Ostrava in AprilCzechia · 79 kmHigh 14.0°C · Low 3.8°C · 57 mm rain
- Havířov in AprilCzechia · 88 kmHigh 13.6°C · Low 3.5°C · 61 mm rain
- Jastrzębie Zdrój in AprilPoland · 103 kmHigh 13.9°C · Low 3.8°C · 51 mm rain
- Rybnik in AprilPoland · 108 kmHigh 14.0°C · Low 3.8°C · 51 mm rain
- Žilina in AprilSlovakia · 115 kmHigh 13.6°C · Low 3.6°C · 67 mm rain
- Pardubice in AprilCzechia · 117 kmHigh 14.2°C · Low 3.9°C · 43 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Olomouc) is explained once on the Olomouc year overview and on the Sources, method and limits page.