diff --git a/esphome/components/dht/dht.cpp b/esphome/components/dht/dht.cpp
index c70b227330..07634cafdf 100644
--- a/esphome/components/dht/dht.cpp
+++ b/esphome/components/dht/dht.cpp
@@ -217,8 +217,12 @@ bool HOT IRAM_ATTR DHT::read_sensor_(float *temperature, float *humidity, bool r
     uint16_t raw_humidity = (uint16_t(data[0] & 0xFF) << 8) | (data[1] & 0xFF);
     uint16_t raw_temperature = (uint16_t(data[2] & 0xFF) << 8) | (data[3] & 0xFF);
 
-    if (this->model_ != DHT_MODEL_DHT22_TYPE2 && (raw_temperature & 0x8000) != 0)
-      raw_temperature = ~(raw_temperature & 0x7FFF);
+    if (raw_temperature & 0x8000) {
+      if (!(raw_temperature & 0x4000))
+        raw_temperature = ~(raw_temperature & 0x7FFF);
+    } else if (raw_temperature & 0x800) {
+      raw_temperature |= 0xf000;
+    }
 
     if (raw_temperature == 1 && raw_humidity == 10) {
       if (report_errors) {
diff --git a/esphome/components/pmsx003/pmsx003.cpp b/esphome/components/pmsx003/pmsx003.cpp
index 04aba4382b..de2b23b8eb 100644
--- a/esphome/components/pmsx003/pmsx003.cpp
+++ b/esphome/components/pmsx003/pmsx003.cpp
@@ -195,7 +195,7 @@ void PMSX003Component::send_command_(uint8_t cmd, uint16_t data) {
 void PMSX003Component::parse_data_() {
   switch (this->type_) {
     case PMSX003_TYPE_5003ST: {
-      float temperature = this->get_16_bit_uint_(30) / 10.0f;
+      float temperature = (int16_t) this->get_16_bit_uint_(30) / 10.0f;
       float humidity = this->get_16_bit_uint_(32) / 10.0f;
 
       ESP_LOGD(TAG, "Got Temperature: %.1f°C, Humidity: %.1f%%", temperature, humidity);
@@ -279,7 +279,7 @@ void PMSX003Component::parse_data_() {
       // Note the pm particles 50um & 100um are not returned,
       // as PMS5003T uses those data values for temperature and humidity.
 
-      float temperature = this->get_16_bit_uint_(24) / 10.0f;
+      float temperature = (int16_t) this->get_16_bit_uint_(24) / 10.0f;
       float humidity = this->get_16_bit_uint_(26) / 10.0f;
 
       ESP_LOGD(TAG,
diff --git a/esphome/components/sen5x/sen5x.cpp b/esphome/components/sen5x/sen5x.cpp
index c90880bc9f..0efc961943 100644
--- a/esphome/components/sen5x/sen5x.cpp
+++ b/esphome/components/sen5x/sen5x.cpp
@@ -352,7 +352,7 @@ void SEN5XComponent::update() {
     float humidity = measurements[4] / 100.0;
     if (measurements[4] == 0xFFFF)
       humidity = NAN;
-    float temperature = measurements[5] / 200.0;
+    float temperature = (int16_t) measurements[5] / 200.0;
     if (measurements[5] == 0xFFFF)
       temperature = NAN;
     float voc = measurements[6] / 10.0;
diff --git a/esphome/const.py b/esphome/const.py
index 3b31a17c3e..f65a155cd2 100644
--- a/esphome/const.py
+++ b/esphome/const.py
@@ -1,6 +1,6 @@
 """Constants used by esphome."""
 
-__version__ = "2023.12.8"
+__version__ = "2023.12.9"
 
 ALLOWED_NAME_CHARS = "abcdefghijklmnopqrstuvwxyz0123456789-_"
 VALID_SUBSTITUTIONS_CHARACTERS = (