diff --git a/egs/gigaspeech2/SSL/local/preprocess_gigaspeech2.py b/egs/gigaspeech2/SSL/local/preprocess_gigaspeech2.py
index 7383a5308..3477cc1e5 100755
--- a/egs/gigaspeech2/SSL/local/preprocess_gigaspeech2.py
+++ b/egs/gigaspeech2/SSL/local/preprocess_gigaspeech2.py
@@ -63,11 +63,16 @@ def normalize_text(
         text = re.sub(r"\u0039", r"\u0E59", text)
 
         # Currency symbols mapping
-        text = re.sub(r"\u0024", r"\u0E14\u0E2D\u0E25\u0E25\u0E32\u0E23\u0E4C", text)  # $ -> ดอลลาร์
-        text = re.sub(r"\u00A3", r"\u0E1B\u0E2D\u0E19\u0E14\u0E4C", text)  # £ -> ปอนด์
-        text = re.sub(r"\u00A5", r"\u0E2E\u0E22\u0E27\u0E31\u0E19", text)  # ¥ -> หยวน
-        text = re.sub(r"\u20AC", r"\u0E22\u0E39\u0E42\u0E23", text)  # € -> ยูโร
-        text = re.sub(r"\u0E3F", r"\u0E1A\u0E32\u0E17", text)  # ฿ -> บาท
+        text = re.sub(r"\u0024", "ดอลลาร์", text)  # $
+        text = re.sub(r"\u00A3", "ปอนด์", text)  # £
+        text = re.sub(r"\u00A5", "หยวน", text)  # ¥
+        text = re.sub(r"\u20AC", "ยูโร", text)  # €
+        text = re.sub(r"\u0E3F", "บาท", text)  # ฿
+
+        # Temperature/Angle symbols mapping
+        text = re.sub(r"\u00B0\u0043", "องศาเซลเซียส", text)  # °C
+        text = re.sub(r"\u00B0\u0046", "องศาฟาเรนไฮต์", text)  # °F
+        text = re.sub(r"\u00B0", "องศา", text)  # °
     
         # Remove blank symbols
         text = re.sub(r"\s", "", utt)