| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.12 | 2.12 | 0.00 |
| Feb | 1.91 | 1.86 | 0.05 |
| Mar | 2.57 | 2.61 | -0.04 |
| Apr | 3.99 | 3.94 | 0.05 |
| May | 4.56 | 4.65 | -0.09 |
| Jun | 4.31 | 4.20 | 0.11 |
| Jul | 3.67 | 3.79 | -0.12 |
| Aug | 3.51 | 3.43 | 0.08 |
| Sep | 3.05 | 3.08 | -0.03 |
| Oct | 3.22 | 3.12 | 0.10 |
| Nov | 2.87 | 2.84 | 0.03 |
| Dec | 2.05 | 2.10 | -0.05 |
37.83 | 37.74 | 0.09 |