Hot
Average highs reach 37°C, so days can feel very hot.
May verdict
Very good for holiday weather
Average highs reach 37°C, so days can feel very hot. Sunshine averages 9.7h per day, so bright days are a strong part of the month. Rainfall averages 2mm, which is relatively low for holiday planning.

Monthly averages
Temp
37°C
Rain
2mm
Sun
9.7h
Sea
27°C
Weather score
74
Very good
Hot
Average highs reach 37°C, so days can feel very hot.
Drier
Rainfall averages 2mm, which is relatively low for holiday planning.
Bright
Sunshine averages 9.7h per day, so bright days are a strong part of the month.
Swimmable
Sea temperatures average 27°C, which can work for swimming but may feel fresh.
Map
Compare Jubail, Saudi Arabia with nearby places by weather score, rain, sun, temperature, and swim conditions.
May37°C average high
May sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsMay to September
This stretch sets the upper range for average daytime heat.
May2mm average rain
May is close to Jubail's usual rainfall pattern, with little seasonal change across the year.
Driest monthsAll year
Rainfall stays comparatively low through the year.
May9.7 hours average sun
May sits close to Jubail's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsJune to September
This stretch has the strongest sunshine in the monthly averages.
May27°C average sea
May is close to Jubail's yearly sea-temperature average, so swimming comfort is fairly typical.
Warmest seaJune to October
Sea temperatures are usually near 30°C in this stretch, so swimming comfort is at its strongest.
May74 weather score
May sits close to Jubail's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsApril and October to November
These months have the strongest weather score in the monthly averages.