| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.67 | 2.77 | -0.10 |
| Feb | 2.24 | 2.24 | 0.00 |
| Mar | 3.05 | 3.08 | -0.03 |
| Apr | 3.90 | 3.99 | -0.09 |
| May | 4.16 | 4.26 | -0.10 |
| Jun | 4.52 | 4.47 | 0.05 |
| Jul | 3.96 | 4.14 | -0.18 |
| Aug | 3.54 | 3.45 | 0.09 |
| Sep | 2.94 | 3.01 | -0.07 |
| Oct | 2.83 | 2.86 | -0.03 |
| Nov | 3.12 | 3.07 | 0.05 |
| Dec | 2.71 | 2.72 | -0.01 |
39.64 | 40.06 | -0.42 |