| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 2.22 | 2.19 | 0.03 | 
| Feb | 1.83 | 1.94 | -0.11 | 
| Mar | 2.68 | 2.63 | 0.05 | 
| Apr | 3.94 | 3.77 | 0.17 | 
| May | 4.36 | 4.42 | -0.06 | 
| Jun | 4.43 | 4.37 | 0.06 | 
| Jul | 4.30 | 4.01 | 0.29 | 
| Aug | 3.64 | 3.43 | 0.21 | 
| Sep | 3.12 | 3.21 | -0.09 | 
| Oct | 3.22 | 3.20 | 0.02 | 
| Nov | 3.00 | 2.84 | 0.16 | 
| Dec | 2.25 | 2.25 | 0.00 | 
| 38.99 | 38.26 | 0.73 |