Dammam weather in May
May is very hot in Dammam, with afternoons above 35°C — plan outdoor activity for early morning or after sunset. Rain is virtually absent this month. The sea averages 28°C — comfortable for swimming and watersports.
May climate normals for Dammam
Avg high
38°C
Avg low
26°C
Rain days
0
Humidity
40%
Sea temp
28°C
Dammam climate through the year
Normals computed from Open-Meteo's ERA5 reanalysis archive (2015–2024).