Free Wind Chill Calculator - How Cold Does It Feel?
Calculate wind chill temperature from air temperature and wind speed. Understand how cold it really feels and plan for safe outdoor activities in winter.
Quick Answer
At 20°F with 20 mph wind, wind chill is about 4°F. Frostbite risk increases significantly below -18°F wind chill.
Key Facts about Wind Chill Calculator:
- Only affects warm-blooded creatures
- Calculated for exposed skin
- -18°F: frostbite in 30 minutes
- -55°F: frostbite in 5 minutes
- Objects stay at actual air temperature
Why Use Our Wind Chill Calculator?
Complete wind chill analysis:
Wind Chill
Feels-like temperature.
Frostbite Risk
Safety warnings.
Wind Impact
How wind affects cold.
Temperature
Actual vs feels-like.
Instant Results
Get wind chill immediately.
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Your data stays private.
How to Wind Chill Calculator in 3 Easy Steps
Calculate wind chill:
Enter Temperature
Current air temp.
Enter Wind Speed
Wind speed.
Get Wind Chill
See feels-like and warnings.
Stay Safe in Cold
Know true cold danger
Frostbite prevention
Plan outdoor activities
Winter safety
Common Use Cases for Wind Chill Calculator
Perfect for:
Frequently Asked Questions
Everything you need to know about our wind chill calculator
What is wind chill?
How cold it feels due to wind increasing body heat loss
Wind chill is how cold it feels on exposed skin due to wind. Wind increases heat loss from your body. At 0°F with 15 mph wind, it feels like -19°F.
When is frostbite a danger?
-18°F: 30 min risk. -32°F: 10-30 min. Below -55°F: under 10 min
At -18°F wind chill: frostbite possible in 30 minutes. At -32°F: 10-30 minutes. Below -55°F: under 10 minutes. Cover exposed skin.
Does wind chill affect objects?
No - only affects people/animals, not objects
No, wind chill only affects warm-blooded creatures. Objects will not get colder than air temperature. A car at 20°F stays at 20°F regardless of wind.
Still have questions? Try the tool yourself!
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