diff --git a/adafruit_dht.py b/adafruit_dht.py
index e7e8595..e4842c3 100644
--- a/adafruit_dht.py
+++ b/adafruit_dht.py
@@ -138,7 +138,11 @@ def measure(self):
         delay_between_readings = 0.5
         if self._dht11:
             delay_between_readings = 1.0
-        if time.monotonic()-self._last_called > delay_between_readings:
+        # Initiate new reading if this is the first call or if sufficient delay
+        # If delay not sufficient - return previous reading.
+        # This allows back to back access for temperature and humidity for same reading
+        if (self._last_called == 0 or
+                (time.monotonic()-self._last_called) > delay_between_readings):
             self._last_called = time.monotonic()
 
             pulses = self._get_pulses()