-2 °C (degrees Celsius)

≈ 271 K (kelvins)

≈ 28 °F (degrees Fahrenheit)

≈ 488 °R (degrees Rankine)

≈ -2 °Ré (degrees Réaumur)

≈ 6 °Rø (degrees Rømer)

17 °C below temperature at standard temperature and pressure using the convention of European and South American natural gas companies (15 °C)

2 °C below temperature at standard temperature and pressure using the International Union of Pure and Applied Chemistry convention (0 °C)

16 °C above temperature of the ice/salt mixture defining the zero point of the Fahrenheit temperature scale (0 °F)

Thermodynamic energy E from E = kT: | 23 meV (millielectronvolts)

Blackbody energy flux Φ from Φ = σT^4: | 306 W/m^2 (watts per square meter)

Approximate luminous exitance from a planar blackbody radiator perpendicular to its surface: | 1.7×10^-24 lx (lux)