Best Answer

- 20 °C is equal to -4 °F

To convert C to F, you use this formula, 1.8*C + 32 = F

So if C = -20, we have,

1.8*(-20) + 32 = F

(-36) + 32 = F

(-4) = F

-4

-40 Celsius is -40 F. The formula is 9./5 C + 32=F

Q: What is -20 degrees Celsius in Fahrenheit?

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20 degrees Celsius is 68 degrees Fahrenheit, and 30 degrees Celsius is 86 degrees Fahrenheit.

20 degrees Celsius is equivalent to 68 degrees Fahrenheit.

-20 degrees Fahrenheit = -28.89 degrees Celsius

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-20 degrees Celsius is equal to -4 degrees Fahrenheit.

-20 degrees Celsius = -4 degrees Fahrenheit.

20 degrees Celsius = 68 degrees Fahrenheit.

20 degrees Celsius is equal to 68 degrees Fahrenheit.

(-20) degrees Celsius = -4 degrees Fahrenheit.

20 degrees Celsius = 68 degrees Fahrenheit.

-20 degrees Fahrenheit = -28.89 degrees Celsius