| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.97 | 3.10 | -0.13 |
| Feb | 2.57 | 2.68 | -0.11 |
| Mar | 2.96 | 3.06 | -0.10 |
| Apr | 3.52 | 3.68 | -0.16 |
| May | 3.91 | 4.13 | -0.22 |
| Jun | 4.90 | 4.79 | 0.11 |
| Jul | 4.74 | 4.93 | -0.19 |
| Aug | 4.50 | 4.47 | 0.03 |
| Sep | 3.73 | 3.85 | -0.12 |
| Oct | 4.59 | 4.65 | -0.06 |
| Nov | 3.31 | 3.63 | -0.32 |
| Dec | 3.64 | 3.79 | -0.15 |
45.34 | 46.76 | -1.42 |