diff --git a/esphome/components/pid/climate.py b/esphome/components/pid/climate.py
index 5919d2cac8..5fa3166f9d 100644
--- a/esphome/components/pid/climate.py
+++ b/esphome/components/pid/climate.py
@@ -50,8 +50,8 @@ CONFIG_SCHEMA = cv.All(
             cv.Optional(CONF_HEAT_OUTPUT): cv.use_id(output.FloatOutput),
             cv.Optional(CONF_DEADBAND_PARAMETERS): cv.Schema(
                 {
-                    cv.Required(CONF_THRESHOLD_HIGH): cv.temperature,
-                    cv.Required(CONF_THRESHOLD_LOW): cv.temperature,
+                    cv.Required(CONF_THRESHOLD_HIGH): cv.temperature_delta,
+                    cv.Required(CONF_THRESHOLD_LOW): cv.temperature_delta,
                     cv.Optional(CONF_KP_MULTIPLIER, default=0.1): cv.float_,
                     cv.Optional(CONF_KI_MULTIPLIER, default=0.0): cv.float_,
                     cv.Optional(CONF_KD_MULTIPLIER, default=0.0): cv.float_,