Climate averages 1991–2020
Mostar weather
in April.
A mild, wet month: the 7th warmest and the 9th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a mild month in Mostar: daytime highs average 17.4°C and nights cool to about 6.7°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 147 mm of rain on roughly 13 days, which makes April a wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 23 min on an average April day.
The nearest other city in this atlas is Ilidža (68 km away). In April its highs average 14.7°C, 2.7°C cooler than Mostar, with 109 mm of rain.
Among the 7 cities listed in Bosnia and Herzegovina, Mostar ranks 1st of 7 for the warmest April highs and 7th of 7 for the driest April (rainfall, lowest first). The mean April high of those 7 cities is 16.2°C; Mostar is 1.2°C warmer than that mean.
From April to May, average highs rise by 4.7°C to 22.1°C, and monthly rainfall falls from 147 mm to 109 mm.
The annual picture
April in context
Monthly rainfall
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
Mostar climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 8.1°C-0.2°C | -0.2°C | 138 | 11.1 | 9.49 h |
| February | 9.3°C0.0°C | 0.0°C | 136 | 11.0 | 10.510 h |
| March | 13.1°C3.0°C | 3.0°C | 133 | 11.7 | 11.912 h |
| April, selected | 17.4°C6.7°C | 6.7°C | 147 | 13.1 | 13.413 h |
| May | 22.1°C11.1°C | 11.1°C | 109 | 12.4 | 14.715 h |
| June | 26.5°C15.1°C | 15.1°C | 72 | 9.7 | 15.315 h |
| July | 29.6°C17.5°C | 17.5°C | 45 | 6.8 | 15.115 h |
| August | 30.2°C17.9°C | 17.9°C | 53 | 6.6 | 14.014 h |
| September | 24.2°C13.8°C | 13.8°C | 135 | 9.1 | 12.513 h |
| October | 19.2°C9.6°C | 9.6°C | 180 | 10.8 | 11.111 h |
| November | 13.8°C5.5°C | 5.5°C | 222 | 13.2 | 9.710 h |
| December | 9.0°C1.0°C | 1.0°C | 191 | 12.5 | 9.09 h |
Rainfall is the average of the 30 separate monthly totals. A rain 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
- Ilidža in AprilBosnia and Herzegovina · 68 kmHigh 14.7°C · Low 5.3°C · 109 mm rain
- Sarajevo in AprilBosnia and Herzegovina · 71 kmHigh 14.9°C · Low 5.0°C · 109 mm rain
- Zenica in AprilBosnia and Herzegovina · 96 kmHigh 16.2°C · Low 5.9°C · 106 mm rain
- Split in AprilCroatia · 112 kmHigh 17.2°C · Low 9.5°C · 99 mm rain
- Tuzla in AprilBosnia and Herzegovina · 150 kmHigh 16.8°C · Low 5.6°C · 96 mm rain
- Podgorica in AprilMontenegro · 155 kmHigh 17.4°C · Low 8.8°C · 158 mm rain
- Banja Luka in AprilBosnia and Herzegovina · 167 kmHigh 17.1°C · Low 5.5°C · 92 mm rain
- Shkodër in AprilAlbania · 199 kmHigh 17.5°C · Low 10.1°C · 143 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 Mostar) is explained once on the Mostar year overview and on the Sources, method and limits page.