diff --git a/esphome/components/dht/dht.cpp b/esphome/components/dht/dht.cpp
index 5112092073..db1c851d5f 100644
--- a/esphome/components/dht/dht.cpp
+++ b/esphome/components/dht/dht.cpp
@@ -86,9 +86,14 @@ bool HOT IRAM_ATTR DHT::read_sensor_(float *temperature, float *humidity, bool r
   if (this->model_ == DHT_MODEL_DHT11) {
     delayMicroseconds(18000);
   } else if (this->model_ == DHT_MODEL_SI7021) {
+#ifdef USE_ESP8266
     delayMicroseconds(500);
     this->pin_->digital_write(true);
     delayMicroseconds(40);
+#else
+    delayMicroseconds(400);
+    this->pin_->digital_write(true);
+#endif
   } else if (this->model_ == DHT_MODEL_DHT22_TYPE2) {
     delayMicroseconds(2000);
   } else if (this->model_ == DHT_MODEL_AM2120 || this->model_ == DHT_MODEL_AM2302) {