You haven't told us what scale the 34° was read from.
-- If it's 34° on a Fahrenheit thermometer then the temperature is 274.26 Kelvins.
-- If it's 34° on a Celsius thermometer, then the temperature is 307.15 Kelvins.
-- If it's 34° absolute, then the temperature is 34 Kelvins.
-- If it's 34° on a Reaumur thermometer then the temperature is 315.65 Kelvins.