Mild
Average highs are around 23°C, so days are mild rather than hot.
May verdict
Good for holiday weather
Average highs are around 23°C, so days are mild rather than hot. Sunshine averages 9h per day, so bright days are a strong part of the month. Rainfall averages 39mm, which is relatively low for holiday planning.

Monthly averages
Temp
23°C
Rain
39mm
Sun
9h
Sea
18°C
Weather score
58
Good
Mild
Average highs are around 23°C, so days are mild rather than hot.
Drier
Rainfall averages 39mm, which is relatively low for holiday planning.
Bright
Sunshine averages 9h per day, so bright days are a strong part of the month.
Cool sea
Sea temperatures average 18°C, so the water can feel cool.
Map
Compare Constantine, Algeria with nearby places by weather score, rain, sun, temperature, and swim conditions.
May23°C average high
May is close to Constantine'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.
May39mm average rain
May sits near Constantine's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJune to September
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
May9 hours average sun
May sits close to Constantine'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.
May18°C average sea
May is below Constantine's yearly sea-temperature average, so swimming can feel fresher.
Warmest seaJuly to September
Sea temperatures are usually near 25°C in this stretch, so swimming comfort is at its strongest.
May58 weather score
May sits close to Constantine's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsJune to September
These months have the strongest weather score in the monthly averages.