| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.70 | 0.72 | -0.02 |
| Feb | 1.10 | 1.10 | 0.00 |
| Mar | 2.01 | 2.07 | -0.06 |
| Apr | 3.12 | 3.28 | -0.16 |
| May | 4.92 | 4.93 | -0.01 |
| Jun | 4.53 | 4.69 | -0.16 |
| Jul | 4.68 | 4.62 | 0.06 |
| Aug | 3.52 | 3.72 | -0.20 |
| Sep | 3.09 | 3.28 | -0.19 |
| Oct | 2.64 | 2.63 | 0.01 |
| Nov | 1.63 | 1.69 | -0.06 |
| Dec | 1.15 | 1.21 | -0.06 |
33.09 | 33.94 | -0.85 |