| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.47 | 1.52 | -0.05 |
| Feb | 1.48 | 1.62 | -0.14 |
| Mar | 2.11 | 2.12 | -0.01 |
| Apr | 3.67 | 3.74 | -0.07 |
| May | 4.15 | 4.33 | -0.18 |
| Jun | 5.46 | 5.31 | 0.15 |
| Jul | 4.30 | 4.11 | 0.19 |
| Aug | 3.99 | 4.11 | -0.12 |
| Sep | 3.55 | 3.43 | 0.12 |
| Oct | 2.92 | 2.84 | 0.08 |
| Nov | 2.25 | 2.21 | 0.04 |
| Dec | 1.63 | 1.75 | -0.12 |
36.98 | 37.09 | -0.11 |