For this song you will need to detune your guitar down 
1/2 a step:  eb bb gb db ab eb

The intro of the song is D and D4 with the 
following riff played over the top it four times:

    D   D4 D
 
e-----2-3--2----           X 4    
b---3---------3-
g-2-------------
d---------------
a---------------
e---------------

Then the first verse starts

                            (with intro riffx2 played over the top)   
E5          G5                D5 D5 D5 D5 D5
Maybe the rain's holding off,
E5          G5                   D5 D5 D5 D5 D5 (Ill just refer 
Surely it knows, we're down here                   to this as  
                                                  D5 riff now)

E5             G5            D5 riff
Walking 'round barefoot lost
E5                                      
Pretty soon these clouds have got to clear
G5              D5        
I know it's a lot
G5                   D5       
Arousing thunder I only ask it to stop
G5               D5        
For a second so I could coax you to talk
  

  (There could be a very quick G5 in here, Im not sure)  

E5  ^  D5 riff

E5             G5              D5 riff
Think when we first layed eyes
        E5                        G5                       D5 riff
Didn't know who you were and then I was one more passerby
             E5                      G5                    D5 riff
You were the girl in the entryway, thats all that I knew but
          E5                              
You were still in school and I was insecure
G5              D5    
I know it's a lot
G5                D5                           
Arousing thunder I only ask it to stop
G5               D5                   
For a second so I could coax you to talk
      F#5      F#5 F#5 F#5    F#5  F#5   D5 riff  D5 riff 
About your dreams and orange soda tea leaves, tv,  more....more
(If you dont like all the changes above you can just strum the F#5 
the whole way though til 'more' but it doesn't sound as good)
E5               G5              D5 riff
Looks like the rains holding off
E5              G5           D5 riff
Might as well take this slow
         E5                            G5                      D5 riff
You know sometimes when I hold you in silence I listen real close
E5                              
Then I hear you talking to my soul


G5                       D5  
Well I know it ain't half 
G5                   D5   
of this story I'm only meaning to ask
G5                   D5                        D5 riff  D5 riff D5 riff etc
Just what would it take to coax you to laugh? To laugh,   To laugh To laugh


E5  G5  D5 riff

E5  G5  D5 riff

E5  G5  D5 riff

Just play G5 over the following lines
What would it

What would it
               D5
What would it take you to laugh?

Repeat the above twice, then

I'm not too sure on the ending but I'll give it a go
G5           E5
Ba ba ba ba ba ba ba ba
G5           E5
Ba ba ba ba ba ba ba
G5           E5       D5
Na na na na na na na


Then play D5 (plus the riff a few times) till the end.
A couple of the chords:
D5 4    F#5