british weather services, global weather services and meteorological services

Temperature Conversion

Fahrenheit (oF)
 
Celsius (°C)
Celsius (°C)
 
Fahrenheit (oF)

Windchill Calculation

(Use for temperatures below 51 F or 11 C)

Temp (o F)
Wind Speed (mph)
 
Old wind chill =
New wind chill =
Temp (o C)
Wind Speed (mph)
 
Old wind chill =
New wind chill =

 

Relative Humidity Calculation

Temp (°F )
Dew Point (°F)
 
Relative Humidity =
Temp (°C )
Dew Point (°C)
 
Relative Humidity =

Heat Index Calculation

Valid entries are, air temperatures greater than 80 °F ( 27 °C ), dew point temperatures greater than 65 °F ( 12 °C ), and relative humidity higher than 40 percent.

Temp (°F )
Dew Point (°F)
 
 
RH =
Temp (°C )
Dew Point (°C)
 
 
RH =

Temp (°F )
RH (%)
 
Heat Index =
Dew Point =
Temp (°C )
RH (%)
 
Heat Index =
Dew Point =
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