Cool
Average highs are around 14°C, so pack for cooler days.
April verdict
Poor for holiday weather
Average highs are around 14°C, so pack for cooler days. Sunshine averages 5.7h per day, enough for a balanced month. Rainfall averages 98mm, so some wet days are possible.

Monthly averages
Temp
14°C
Rain
98mm
Sun
5.7h
Sea
15°C
Weather score
25
Poor
Cool
Average highs are around 14°C, so pack for cooler days.
Showers
Rainfall averages 98mm, so some wet days are possible.
Some sun
Sunshine averages 5.7h per day, enough for a balanced month.
Cool sea
Sea temperatures average 15°C, so the water can feel cool.
Map
Compare Mostar, Bosnia Herzegovina with nearby places by weather score, rain, sun, temperature, and swim conditions.
April14°C average high
April is close to Mostar's yearly temperature average, giving a typical read on daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
April98mm average rain
April sits near Mostar's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsMay to September
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
April5.7 hours average sun
April sits close to Mostar's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
April15°C average sea
April is below Mostar's yearly sea-temperature average, so swimming can feel fresher.
Warmest seaJune to September
Sea temperatures are usually near 22°C in this stretch, so swimming comfort is at its strongest.
April25 weather score
April scores below Mostar's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsJuly to August
These months have the strongest weather score in the monthly averages.