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Orders of magnitude (temperature)
Range of temperatures from absolute zero to very high
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List of orders of magnitude for temperature

See also: Order of magnitude and Temperature

FactorMultipleItem
00 K
10−121 pK
  • 38+6-7 pK, lowest laboratory-produced temperature, achieved through matter-wave lensing of rubidium Bose-Einstein condensates.3
  • 450 pK, lowest temperature sodium Bose–Einstein condensate gas ever achieved in the laboratory, at MIT4
10−91 nK
10−61 μK
10−31 mK
11 K
10110 K
102100 K

See detailed list below

1031 kK
10410 kK
1061 MK
1091 GK
10121 TK
10151 PK
10181 EK
10211 ZK
10241 YK
10271 RK
  • Everything 10−35 seconds after the Big Bang
10301 QK
1032100 QK
1029010260 QK

Detailed list for 100 K to 1000 K

Most ordinary human activity takes place at temperatures of this order of magnitude. Circumstances where water naturally occurs in liquid form are shown in light grey.

KelvinDegreesCelsiusDegreesFahrenheitCondition
100 K−173.15 °C−279.67 °F
133 K−140 °C−220 °F
  • Mean on Saturn16
133 K to 163 K−140 to −110 °C−220 to −160 °F
163 K−110 °C−166 °F
  • Mean on Jupiter18
165 K−108 °C−163 °F
  • Glass point of supercooled water (Debatable)19
175.4 K−97.8 °C−144 °F
  • Coldest luminance temperature recorded on Earth (measured remotely by satellite), in Antarctica20
183.7 K−89.5 °C−129.1 °F
183.9 K−89.2 °C−128.6 °F
192 K−81 °C−114 °F
193 to 203 K−80 to −70 °C−112 to −94 °F
194.6 K−78.5 °C−109.3 °F
203.55 K−69.6 °C−93.3 °FColdest officially recorded air temperature in the Northern Hemisphere at Klinck AWS, Greenland (Denmark) on 1991-12-2222
205.5 K−67.7 °C−89.9 °FColdest officially recorded air temperature on the Eurasian continent at Oymyakon, USSR on 6 February 193323
210 K−63 °C−80 °F
214.9 K–58.3 °C–72.9 °F
223.15 K−50 °C−58 °F
224.8 K−48.4 °C−55.0 °F
  • Coldest temperature that water can remain a liquid (see Supercooling)
225 K−48 °C−55 °F
233.15 K−40 °C−40 °F
  • Point of coincidence of the Celsius and Fahrenheit temperature scales
  • Skin may freeze almost instantly at or below this temperature27
234.3 K−38.83 °C−37.89 °F
240.4 K−32.8 °C−27.0 °F
  • Coldest air temperature recorded in South America, at Sarmiento, Argentina on 1907-06-0128
246 K−27 °C−17 °F
249 K–24 °C–11 °F
249.3 K–23.9 °C–11.0 °F
  • Coldest air temperature recorded in Africa, at Ifrane, Morocco on 11 February 193531
250 K–23 °C–9 °F
255.37 K–17+7⁄9 °C0 °F
255 K–18 °C0 °F
256 K–17 °C1 °F
256 K–17 °C2 °F
257 K–16 °C3 °F
262 K−11 °C12 °F
263.15 K–10 °C14 °F
265 K–8 °C18 °F
265.8 K–7.2 °C19 °F
267 K–6 °C21 °F
271.15 K−2 °C28.4 °F
273.14 K-0.01 °C31.98 °F
  • Maximum temperature of an object causing frostbite
273.15 K0.00 °C32.00 °F
  • Freezing/melting point of fresh water (at 1 atm pressure)
273.16 K0.01 °C32.02 °F
276 K3 °C37 °F
277 K3.85 °C39 °F
277.13 K3.98 °C39.16 °F
  • Water is at maximum density47
279.8 K6.67 °C44 °F
  • Threshold of skin numbness if skin reaches this temperature
283.2 K10 °C50 °F
286.9 K12.7 °C54.9 °F
287.6 K14.44 °C58 °F
288 K15 °C59 °F
  • Mean on Earth
291.6 K18.4 °C65.1 °F
  • Hottest temperature in Antarctica, recorded on 2020 February 6 at the Esperanza Base50
294 K21 °C70 °F
296 K23 °C73 °F
297 K24 °C75 °F
298 K25 °C77 °F
300 K27 °C81 °F
  • Thermoneutral temperature of an unclothed human at rest5455
  • Estimated melting/freezing point of francium
302.9 K29.8 °C85.6 °F
303.15 K30 °C86 °F
  • The rate of plant growth is typically no greater above this temperature than at this temperature. (see Growing degree-day)
304 K31 °C88 °F
  • Melting/freezing point of butter, critical point for carbon dioxide
307 K34 °C93 °F
307.6 K34.4 °C93.9 °F
308 K35 °C95 °F
309.5 K36.4 °C97.5 °F
  • Average body temperature for a human58
311.03 K37.87 °C100.2 °F
  • Beginnings of a fever for humans
311.8 K38.6 °C101.5 °F
  • Average body temperature for a cat59
313.15 K40 °C104 °F
  • Maximum standard temperature recommended for hot tub users60
315 K42 °C108 °F
  • Usually fatal human fever
317.6 K44.44 °C112 °F
319.7 K46.5 °C115.7 °F
  • Highest human fever survived (Willie Jones)61
321.45 K48.3 °C119 °FWorld's hottest air temperature recorded while raining, at Imperial, California, USA on July 24, 201862
322.1 K48.9 °C120.0 °F
  • Hottest air temperature recorded in South America, at Rivadavia, Argentina on 1905-12-1163
  • Maximum safe temperature for hot water according to numeric U.S. plumbing codes64
  • Water will cause a second-degree burn after 8 minutes and a third-degree burn after 10 minutes65
323.9 K50.7 °C123.3 °F
329.87 K56.7 °C134.1 °F
333.15 K60 °C140 °F
  • Water will cause a second-degree burn in 3 seconds and a third-degree burn in 5 seconds68
  • Average temperature of a hair dryer
336 K63 °C145.4 °F
342 K69 °C157 °F
343.15 K70 °C158 °F
350 K77 °C170 °F
351.52 K78.37 °C173.07 °F
353.15 K80 °C176 °F
  • Average temperature of a sauna
355 K82 °C180 °F
  • Recommended final rinse temperature in industrial-grade commercial dishwashers71
355.6 K82.4 °C180.3 °F
366 K93 °C200 °F
367 K94 °C201 °F
371 K98 °C209 °F
  • Freezing/melting point of sodium
373.13 K99.98 °C211.97 °F
  • Boiling point of water at 1 atm pressure (see Celsius)
380 K107 °C225 °F
388 K115 °C239 °F
  • Melting/freezing point of sulfur
400 K127 °C260 °F
  • Concorde nose tip during supersonic flight
  • Coldest known stars in space (approximate temperature)74
433.15 K160 °C320 °F
  • Syrup is concentrated to 100% sugar
  • Sucrose (table sugar) caramelizes
450 K177 °C350 °F
453.15 K180 °C356 °F
483 K210 °C410 °F
491 K218 °C425 °F
519 K246 °C475 °F
522 K249 °C480 °F
525 K252 °C485 °F
538 K265 °C510 °F
  • Smoke point of refined safflower oil
574.5875 K301.4375 °C574.5875 °F
600.65 K327.5 °C621.5 °F
  • Melting/freezing point of lead
647 K374 °C705 °F
  • Critical point of superheated water
693 K419 °C787 °F
  • Melting/freezing point of zinc
723.15 K450 °C842 °F
738 K465 °C870 °F
749 K476 °C889 °F
773.15 K500 °C932 °F
  • Oven on self-cleaning mode
798 K525 °C977 °F
  • Draper point (the point at which nearly all objects start to glow dim red)78
858 K585 °C1085 °FKindling point of hydrogen79
933.47 K660.32 °C1220.58 °F
1000 K726.85 °C1340.33 °F

SI multiples

SI multiples of kelvin (K)
SubmultiplesMultiples
ValueSI symbolNameValueSI symbolName
10−1 KdKdecikelvin101 KdaKdecakelvin
10−2 KcKcentikelvin102 KhKhectokelvin
10−3 KmKmillikelvin103 KkKkilokelvin
10−6 KμKmicrokelvin106 KMKmegakelvin
10−9 KnKnanokelvin109 KGKgigakelvin
10−12 KpKpicokelvin1012 KTKterakelvin
10−15 KfKfemtokelvin1015 KPKpetakelvin
10−18 KaKattokelvin1018 KEKexakelvin
10−21 KzKzeptokelvin1021 KZKzettakelvin
10−24 KyKyoctokelvin1024 KYKyottakelvin
10−27 KrKrontokelvin1027 KRKronnakelvin
10−30 KqKquectokelvin1030 KQKquettakelvin

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