Fifty days after Easter — the descent of the Holy Spirit on the apostles.
Pentecost falls 49 days after Easter Sunday and commemorates the descent of the Holy Spirit on Jesus's apostles, as described in the Acts of the Apostles. It is regarded as the birth of the Christian Church and is the third-most important festival in the Christian calendar after Easter and Christmas.
Computed for Tehran (Asia/Tehran) using local sunrise, sunset and astronomical positions.
Other observances and vrats falling in May 2026, with dates computed for Tehran.
See every observance, vrat and ekadashi computed precisely for Tehran — or pick a different city.
A more detailed account of Pentecost in Tehran — its mythology, regional variations, and rituals — is being prepared.