| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.85 | 1.84 | 0.01 |
| Feb | 1.70 | 1.80 | -0.10 |
| Mar | 2.30 | 2.35 | -0.05 |
| Apr | 3.51 | 3.58 | -0.07 |
| May | 4.52 | 4.59 | -0.07 |
| Jun | 4.34 | 4.34 | 0.00 |
| Jul | 3.75 | 3.89 | -0.14 |
| Aug | 3.51 | 3.67 | -0.16 |
| Sep | 3.33 | 3.32 | 0.01 |
| Oct | 3.01 | 3.10 | -0.09 |
| Nov | 2.43 | 2.51 | -0.08 |
| Dec | 1.92 | 2.01 | -0.09 |
36.17 | 37.00 | -0.83 |