Kostroma 34 °F Overcast. Feels Like: 26 °F Forecast: 42 / 35 °F Wind: 11 mph ↑ from Southeast Oblast: Kostroma Oblast High: 34 °F Kostroma Oblast Low: 34 °F Kostroma Max Wind: 11 mph Kostroma °F Weather in Kostroma (1 Location) Kostroma Fri 5:15 pm 34 °F Need some help?