From the “Iranian festivals” package Lesser Chelleh The final twenty days of winter's cold, from 10 to 30 Bahman Historical confidence: Attested In nearby years 1403 Wednesday 10 Bahman 1403 29 January 2025 21 days 1404 Friday 10 Bahman 1404 30 January 2026 21 days 1405 Saturday 10 Bahman 1405 30 January 2027 21 days 1406 Sunday 10 Bahman 1406 30 January 2028 21 days 1407 Monday 10 Bahman 1407 29 January 2029 21 days Other occasions in this package Great NowruzSizdah BedarFarvardinganOrdibeheshtganRosewater FestivalKhordadganThe 120-Day WindsSummer Chelleh