| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.74 | 3.69 | 0.05 |
| Feb | 2.87 | 2.90 | -0.03 |
| Mar | 3.99 | 3.99 | 0.00 |
| Apr | 3.82 | 3.87 | -0.05 |
| May | 4.25 | 4.20 | 0.05 |
| Jun | 4.29 | 4.12 | 0.17 |
| Jul | 4.37 | 4.37 | 0.00 |
| Aug | 4.16 | 3.94 | 0.22 |
| Sep | 4.63 | 4.53 | 0.10 |
| Oct | 3.52 | 3.54 | -0.02 |
| Nov | 3.48 | 3.51 | -0.03 |
| Dec | 3.52 | 3.42 | 0.10 |
46.64 | 46.08 | 0.56 |