| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 2.77 | 2.72 | 0.05 | 
| Feb | 2.31 | 2.37 | -0.06 | 
| Mar | 3.54 | 3.42 | 0.12 | 
| Apr | 4.84 | 4.72 | 0.12 | 
| May | 4.96 | 4.94 | 0.02 | 
| Jun | 4.52 | 4.64 | -0.12 | 
| Jul | 3.86 | 3.90 | -0.04 | 
| Aug | 3.23 | 3.19 | 0.04 | 
| Sep | 3.32 | 3.22 | 0.10 | 
| Oct | 3.14 | 3.09 | 0.05 | 
| Nov | 3.68 | 3.68 | 0.00 | 
| Dec | 2.73 | 2.76 | -0.03 | 
| 42.90 | 42.65 | 0.25 |