diff -r e088fecfe288 Doc/library/email.util.rst
--- a/Doc/library/email.util.rst	Mon Sep 20 23:28:36 2010 -0400
+++ b/Doc/library/email.util.rst	Mon Sep 20 23:39:28 2010 -0400
@@ -70,8 +70,9 @@
    a 10-tuple; the first 9 elements make up a tuple that can be passed directly to
    :func:`time.mktime`, and the tenth is the offset of the date's timezone from UTC
    (which is the official term for Greenwich Mean Time) [#]_.  If the input string
-   has no timezone, the last element of the tuple returned is ``None``.  Note that
-   indexes 6, 7, and 8 of the result tuple are not usable.
+   has no timezone, the last element of the tuple returned is ``None``. Since
+   daylight savings time cannot be known from parsing a date string, the value of
+   the eigth element of the tuple is always -1.
 
 
 .. function:: mktime_tz(tuple)
diff -r e088fecfe288 Lib/email/_parseaddr.py
--- a/Lib/email/_parseaddr.py	Mon Sep 20 23:28:36 2010 -0400
+++ b/Lib/email/_parseaddr.py	Mon Sep 20 23:39:28 2010 -0400
@@ -13,8 +13,13 @@
     'quote',
     ]
 
+import calendar
 import time
 
+# Value used in a time struct when daylight savings time is unknown. For more
+# information, see the documentation in the time module.
+DST_UNKNOWN = -1
+
 SPACE = ' '
 EMPTYSTRING = ''
 COMMASPACE = ', '
@@ -48,14 +53,16 @@
     Accounts for military timezones.
     """
     data = data.split()
+    weekday = None
     # The FWS after the comma after the day-of-week is optional, so search and
     # adjust for this.
     if data[0].endswith(',') or data[0].lower() in _daynames:
-        # There's a dayname here. Skip it
-        del data[0]
+        # There's a dayname here. Get its corresponding integer representation.
+        weekday = _daynames.index(data.pop(0).strip(',').lower())
     else:
         i = data[0].rfind(',')
         if i >= 0:
+            weekday = _daynames.index(data[0][:i].lower())
             data[0] = data[0][i+1:]
     if len(data) == 3: # RFC 850 date, deprecated
         stuff = data[0].split('-')
@@ -136,8 +143,12 @@
         else:
             tzsign = 1
         tzoffset = tzsign * ( (tzoffset//100)*3600 + (tzoffset % 100)*60)
-    # Daylight Saving Time flag is set to -1, since DST is unknown.
-    return yy, mm, dd, thh, tmm, tss, 0, 1, -1, tzoffset
+    # If no weekday was parsed from the string, compute it from the date.
+    if weekday is None:
+        weekday = calendar.weekday(yy, mm, dd)
+    dayofyear = calendar.dayofyear(yy, mm, dd)
+    # Daylight savings time cannot be known from parsing this date string.
+    return yy, mm, dd, thh, tmm, tss, weekday, dayofyear, DST_UNKNOWN, tzoffset
 
 
 def parsedate(data):
diff -r e088fecfe288 Lib/email/test/test_email.py
--- a/Lib/email/test/test_email.py	Mon Sep 20 23:28:36 2010 -0400
+++ b/Lib/email/test/test_email.py	Mon Sep 20 23:39:28 2010 -0400
@@ -2213,15 +2213,24 @@
         self.assertEqual(utils.parsedate('Wed,3 Apr 2002 14:58:26 +0800'),
                          utils.parsedate('Wed, 3 Apr 2002 14:58:26 +0800'))
 
+    def test_parsedate_tz_dayofweek(self):
+        """Test for parsing the day of week from the date string."""
+        self.assertEqual(utils.parsedate_tz('Wed,3 Apr 2002 14:58:26 +0800'),
+                         (2002, 4, 3, 14, 58, 26, 2, 93, -1, +28800))
+        self.assertEqual(utils.parsedate_tz('Wed, 3 Apr 2002 14:58:26 +0800'),
+                         (2002, 4, 3, 14, 58, 26, 2, 93, -1, +28800))
+        self.assertEqual(utils.parsedate_tz('Wed 3 Apr 2002 14:58:26 +0800'),
+                         (2002, 4, 3, 14, 58, 26, 2, 93, -1, +28800))
+
     def test_parsedate_no_dayofweek(self):
         eq = self.assertEqual
         eq(utils.parsedate_tz('25 Feb 2003 13:47:26 -0800'),
-           (2003, 2, 25, 13, 47, 26, 0, 1, -1, -28800))
+           (2003, 2, 25, 13, 47, 26, 1, 56, -1, -28800))
 
     def test_parsedate_compact_no_dayofweek(self):
         eq = self.assertEqual
         eq(utils.parsedate_tz('5 Feb 2003 13:47:26 -0800'),
-           (2003, 2, 5, 13, 47, 26, 0, 1, -1, -28800))
+           (2003, 2, 5, 13, 47, 26, 2, 36, -1, -28800))
 
     def test_parsedate_acceptable_to_time_functions(self):
         eq = self.assertEqual