| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.80 | 4.03 | -0.23 |
| Feb | 2.47 | 2.68 | -0.21 |
| Mar | 2.98 | 3.10 | -0.12 |
| Apr | 3.25 | 3.37 | -0.12 |
| May | 4.39 | 3.90 | 0.49 |
| Jun | 5.00 | 4.39 | 0.61 |
| Jul | 3.99 | 4.09 | -0.10 |
| Aug | 4.93 | 4.46 | 0.47 |
| Sep | 6.42 | 5.79 | 0.63 |
| Oct | 4.66 | 4.50 | 0.16 |
| Nov | 3.77 | 3.94 | -0.17 |
| Dec | 3.61 | 4.04 | -0.43 |
49.27 | 48.29 | 0.98 |