| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.23 | 4.13 | 0.10 |
| Feb | 3.89 | 3.93 | -0.04 |
| Mar | 4.50 | 4.57 | -0.07 |
| Apr | 3.17 | 3.38 | -0.21 |
| May | 2.90 | 2.78 | 0.12 |
| Jun | 5.27 | 5.37 | -0.10 |
| Jul | 5.05 | 4.79 | 0.26 |
| Aug | 5.26 | 5.64 | -0.38 |
| Sep | 4.25 | 4.18 | 0.07 |
| Oct | 2.90 | 2.90 | 0.00 |
| Nov | 2.51 | 2.63 | -0.12 |
| Dec | 3.74 | 3.78 | -0.04 |
47.67 | 48.08 | -0.41 |