| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.59 | 2.50 | 0.09 |
| Feb | 2.12 | 1.98 | 0.14 |
| Mar | 2.78 | 2.85 | -0.07 |
| Apr | 2.79 | 2.49 | 0.30 |
| May | 4.62 | 4.31 | 0.31 |
| Jun | 3.52 | 3.50 | 0.02 |
| Jul | 2.23 | 2.10 | 0.13 |
| Aug | 2.53 | 2.43 | 0.10 |
| Sep | 3.50 | 3.22 | 0.28 |
| Oct | 4.18 | 4.05 | 0.13 |
| Nov | 2.94 | 2.76 | 0.18 |
| Dec | 2.81 | 2.74 | 0.07 |
36.61 | 34.93 | 1.68 |