| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.72 | 0.74 | -0.02 |
| Feb | 1.09 | 1.19 | -0.10 |
| Mar | 2.12 | 2.10 | 0.02 |
| Apr | 3.59 | 3.64 | -0.05 |
| May | 4.89 | 4.68 | 0.21 |
| Jun | 4.69 | 4.80 | -0.11 |
| Jul | 4.80 | 4.73 | 0.07 |
| Aug | 3.88 | 3.95 | -0.07 |
| Sep | 3.39 | 3.44 | -0.05 |
| Oct | 2.80 | 2.73 | 0.07 |
| Nov | 1.74 | 1.76 | -0.02 |
| Dec | 1.25 | 1.17 | 0.08 |
34.96 | 34.93 | 0.03 |