diff --git a/esphome/components/mmc5603/mmc5603.cpp b/esphome/components/mmc5603/mmc5603.cpp
index d712e2401d..f0d1044f3f 100644
--- a/esphome/components/mmc5603/mmc5603.cpp
+++ b/esphome/components/mmc5603/mmc5603.cpp
@@ -128,21 +128,21 @@ void MMC5603Component::update() {
   raw_x |= buffer[1] << 4;
   raw_x |= buffer[2] << 0;
 
-  const float x = 0.0625 * (raw_x - 524288);
+  const float x = 0.00625 * (raw_x - 524288);
 
   int32_t raw_y = 0;
   raw_y |= buffer[3] << 12;
   raw_y |= buffer[4] << 4;
   raw_y |= buffer[5] << 0;
 
-  const float y = 0.0625 * (raw_y - 524288);
+  const float y = 0.00625 * (raw_y - 524288);
 
   int32_t raw_z = 0;
   raw_z |= buffer[6] << 12;
   raw_z |= buffer[7] << 4;
   raw_z |= buffer[8] << 0;
 
-  const float z = 0.0625 * (raw_z - 524288);
+  const float z = 0.00625 * (raw_z - 524288);
 
   const float heading = atan2f(0.0f - x, y) * 180.0f / M_PI;
   ESP_LOGD(TAG, "Got x=%0.02fµT y=%0.02fµT z=%0.02fµT heading=%0.01f°", x, y, z, heading);