diff --git a/addons/weather/script_component.hpp b/addons/weather/script_component.hpp
index e5a7a74f39..bd7270d30b 100644
--- a/addons/weather/script_component.hpp
+++ b/addons/weather/script_component.hpp
@@ -24,8 +24,8 @@
 #define __C2 1.61139411
 #define __C3 2.338549
 #define __C4 −0.14611605
-#define __C5 −1.2308094 · 10^(−2)
-#define __C6 −1.6424828 · 10^(−2)
-#define __C7 2.211732 · 10^(−3)
-#define __C8 7.2546 · 10^(−4)
-#define __C9 −3.582 · 10^(−6)
+#define __C5 −0.012308094
+#define __C6 −0.016424828
+#define __C7 0.002211732
+#define __C8 0.00072546
+#define __C9 -0.000003582