diff --git a/code/__DEFINES/atmospherics.dm b/code/__DEFINES/atmospherics.dm
index 0c121617b81..eba85018d34 100644
--- a/code/__DEFINES/atmospherics.dm
+++ b/code/__DEFINES/atmospherics.dm
@@ -110,3 +110,4 @@
 #define PRESSURE_SUIT_REDUCTION_COEFFICIENT 0.8		//This is how much (percentual) a suit with the flag STOPSPRESSUREDMAGE reduces pressure.
 #define PRESSURE_HEAD_REDUCTION_COEFFICIENT 0.4		//This is how much (percentual) a helmet/hat with the flag STOPSPRESSUREDMAGE reduces pressure.
 
+#define COLD_SLOWDOWN_FACTOR				20		//Humans are slowed by the difference between bodytemp and BODYTEMP_COLD_DAMAGE_LIMIT divided by this
\ No newline at end of file
diff --git a/code/modules/mob/living/carbon/human/species.dm b/code/modules/mob/living/carbon/human/species.dm
index c38ebbc02b4..c6366a2ebec 100644
--- a/code/modules/mob/living/carbon/human/species.dm
+++ b/code/modules/mob/living/carbon/human/species.dm
@@ -697,8 +697,8 @@
 
 			if((H.disabilities & FAT))
 				mspeed += 1.5
-			if(H.bodytemperature < 283.222)
-				mspeed += (283.222 - H.bodytemperature) / 10 * (grav+0.5)
+			if(H.bodytemperature < BODYTEMP_COLD_DAMAGE_LIMIT)
+				mspeed += (BODYTEMP_COLD_DAMAGE_LIMIT - H.bodytemperature) / COLD_SLOWDOWN_FACTOR
 
 			mspeed += speedmod