| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.87 | 1.85 | 0.02 |
| Feb | 2.18 | 2.20 | -0.02 |
| Mar | 2.85 | 2.84 | 0.01 |
| Apr | 2.73 | 2.66 | 0.07 |
| May | 4.44 | 4.62 | -0.18 |
| Jun | 3.75 | 3.66 | 0.09 |
| Jul | 2.14 | 1.93 | 0.21 |
| Aug | 2.79 | 2.74 | 0.05 |
| Sep | 3.38 | 3.24 | 0.14 |
| Oct | 3.58 | 3.43 | 0.15 |
| Nov | 2.29 | 2.28 | 0.01 |
| Dec | 1.94 | 1.95 | -0.01 |
33.94 | 33.40 | 0.54 |