Cool
Average highs are around 19°C, so pack for cooler days.
April verdict
Mixed for holiday weather
Average highs are around 19°C, so pack for cooler days. Sunshine averages 6.8h per day, enough for a balanced month. Rainfall averages 36mm, which is relatively low for holiday planning.
Monthly averages
Temp
19°C
Rain
36mm
Sun
6.8h
Sea
15°C
Weather score
41
Mixed
Cool
Average highs are around 19°C, so pack for cooler days.
Drier
Rainfall averages 36mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 6.8h per day, enough for a balanced month.
Cool sea
Sea temperatures average 15°C, so the water can feel cool.
Map
Compare Thessaloniki, Greece with nearby places by weather score, rain, sun, temperature, and swim conditions.
April19°C average high
April is close to Thessaloniki'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.
April36mm average rain
April sits near Thessaloniki's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to October
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
April6.8 hours average sun
April sits close to Thessaloniki'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 Thessaloniki's yearly sea-temperature average, so swimming can feel fresher.
Warmest seaJuly to September
Sea temperatures are usually near 26°C in this stretch, so swimming comfort is at its strongest.
April41 weather score
April scores below Thessaloniki's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsJune to September
These months have the strongest weather score in the monthly averages.