| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 0.62 | 0.58 | 0.04 | 
| Feb | 0.67 | 0.62 | 0.05 | 
| Mar | 1.10 | 1.01 | 0.09 | 
| Apr | 2.24 | 2.20 | 0.04 | 
| May | 3.22 | 3.19 | 0.03 | 
| Jun | 4.01 | 3.96 | 0.05 | 
| Jul | 3.54 | 3.45 | 0.09 | 
| Aug | 2.83 | 2.77 | 0.06 | 
| Sep | 2.60 | 2.57 | 0.03 | 
| Oct | 2.20 | 2.15 | 0.05 | 
| Nov | 0.83 | 0.79 | 0.04 | 
| Dec | 0.70 | 0.67 | 0.03 | 
| 24.56 | 23.96 | 0.60 |