diff --git a/DHT.cpp b/DHT.cpp
index fe55016..2ef244c 100644
--- a/DHT.cpp
+++ b/DHT.cpp
@@ -53,6 +53,10 @@ float DHT::convertCtoF(float c) {
 	return c * 9 / 5 + 32;
 }
 
+float DHT::convertFtoC(float f) {
+  return (f - 32) * 5 / 9; 
+}
+
 float DHT::readHumidity(void) {
   float f;
   if (read()) {
diff --git a/DHT.h b/DHT.h
index 8f40a02..5280f9c 100644
--- a/DHT.h
+++ b/DHT.h
@@ -32,6 +32,7 @@ class DHT {
   void begin(void);
   float readTemperature(bool S=false);
   float convertCtoF(float);
+  float convertFtoC(float);
   float computeHeatIndex(float tempFahrenheit, float percentHumidity);
   float readHumidity(void);
   boolean read(void);