Celsius
| Air Temperature | Wind Speed (km/h) | ||||||||
| Celsius | 08 | 17 | 25 | 33 | 42 | 50 | 58 | 67 | |
|
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| +05 | +2 | -1 | -3 | -6 | -9 | -12 | -12 | -12 | |
| +02 | -1 | -6 | -5 | -12 | -12 | -15 | -15 | -18 | |
| -01 | -3 | -9 | -12 | -15 | -18 | -18 | -21 | -21 | |
| -03 | -6 | -12 | -18 | -18 | -21 | -23 | -23 | -26 | |
| -06 | -9 | -15 | -21 | -23 | -26 | -29 | -29 | -29 | |
| -09 | -12 | -18 | -23 | -26 | -29 | -32 | -34 | -34 | |
| -12 | -15 | -23 | -25 | -32 | -34 | -34 | -38 | -38 | |
| -15 | -18 | -26 | -32 | -34 | -38 | -40 | -40 | -43 | |
| -18 | -21 | -29 | -34 | -38 | -43 | -46 | -46 | -48 | |
| -21 | -23 | -34 | -40 | -43 | -46 | -48 | -51 | -51 | |
| -23 | -26 | -38 | -43 | -46 | -51 | -54 | -54 | -56 | |
| -26 | -29 | -40 | -46 | -51 | -54 | -56 | -56 | -59 | |
| -29 | -32 | -43 | -51 | -54 | -59 | -62 | -62 | -65 | |
| -32 | -34 | -46 | -54 | -59 | -62 | -65 | -68 | -71 | |
| -34 | -38 | -51 | -56 | -62 | -68 | -71 | -73 | -73 | |
| -37 | -40 | -54 | -62 | -65 | -71 | -73 | -76 | -79 | |
| -40 | -43 | -56 | -65 | -71 | -76 | -79 | -82 | -82 | |
- Wind chill …
- Warmer than -32°C: little danger.
- Between -32°C and -56°C: flesh may freeze in 1 minute.
- Colder than -56°C: flesh may freeze in 30 seconds.
Fahrenheit
| Air Temperature | Wind Speed (mph) | ||||||||
| Fahrenheit | 05 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | |
|
|
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| +40 | 35 | 30 | 25 | 20 | 15 | 10 | 10 | 10 | |
| +35 | 30 | 20 | 15 | 10 | 10 | 5 | 5 | 0 | |
| +30 | 25 | 15 | 10 | 5 | 0 | 0 | -5 | -05 | |
| +25 | 20 | 10 | 0 | 0 | -5 | -10 | -10 | -15 | |
| +20 | 15 | 5 | -5 | -10 | -15 | -20 | -20 | -20 | |
| +15 | 10 | 0 | -10 | -15 | -20 | -25 | -30 | -30 | |
| +10 | 5 | -10 | -20 | -25 | -30 | -30 | -35 | -35 | |
| +5 | 0 | -15 | -25 | -30 | -35 | -40 | -40 | -45 | |
| 0 | -5 | -20 | -30 | -35 | -45 | -50 | -50 | -55 | |
| -5 | -10 | -25 | -40 | -45 | -50 | -55 | -60 | -60 | |
| -10 | -15 | -35 | -45 | -50 | -60 | -65 | -65 | -70 | |
| -15 | -20 | -40 | -50 | -60 | -65 | -70 | -75 | -75 | |
| -20 | -25 | -45 | -60 | -65 | -75 | -80 | -80 | -85 | |
| -25 | -30 | -50 | -65 | -75 | -80 | -85 | -90 | -95 | |
| -30 | -35 | -60 | -70 | -80 | -90 | -95 | -100 | -100 | |
| -35 | -40 | -65 | -80 | -85 | -95 | -100 | -105 | -110 | |
| -40 | -45 | -70 | -85 | -95 | -105 | -110 | -115 | -115 | |
- Wind chill …
- Warmer than -25°F: little danger.
- Between -25°F and -75°F: flesh may freeze in 1 minute.
- Colder than -75°F: flesh may freeze in 30 seconds.
