diff --git a/packages/climate.yaml b/packages/climate.yaml
index 42ad293..61a52ba 100644
--- a/packages/climate.yaml
+++ b/packages/climate.yaml
@@ -194,6 +194,13 @@ input_number:
     step: 1
     unit_of_measurement: °F
     icon: mdi:thermometer
+  overnight_low_threshold:
+    name: Overnight Low Threshold
+    min: -20
+    max: 20
+    step: 1
+    unit_of_measurement: °F
+    icon: mdi:thermometer
   wind_chill_threshold:
     name: Wind Chill Threshold
     min: 0
diff --git a/packages/custom_weather.yaml b/packages/custom_weather.yaml
index 607873b..4ec10c8 100644
--- a/packages/custom_weather.yaml
+++ b/packages/custom_weather.yaml
@@ -55,6 +55,20 @@ template:
       attributes:
         current_temp: "{{ states('sensor.pirateweather_temperature') | int }}"
         threshold: "{{ states('input_number.cold_day_threshold') | int }}"
+  - binary_sensor:
+    - name: Overnight Low Threshold
+      state: >
+        {% set temp = states('sensor.pirateweather_temperature') | int %}
+        {% set threshold = states('input_number.overnight_low_threshold') | int%}
+        {% if temp <= threshold %}
+          true
+        {% else %}
+          false
+        {% endif %}
+      device_class: cold
+      attributes:
+        current_temp: "{{ states('sensor.pirateweather_temperature') | int }}"
+        threshold: "{{ states('input_number.overnight_low_threshold') | int }}"
   - binary_sensor:
     - name: Wind Chill Threshold
       state: >