| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.55 | 2.43 | 0.12 |
| Feb | 2.04 | 1.99 | 0.05 |
| Mar | 2.55 | 2.51 | 0.04 |
| Apr | 3.01 | 3.00 | 0.01 |
| May | 3.32 | 3.33 | -0.01 |
| Jun | 3.91 | 3.90 | 0.01 |
| Jul | 4.13 | 3.73 | 0.40 |
| Aug | 3.68 | 3.63 | 0.05 |
| Sep | 3.24 | 3.10 | 0.14 |
| Oct | 3.65 | 3.74 | -0.09 |
| Nov | 2.81 | 2.77 | 0.04 |
| Dec | 2.89 | 2.99 | -0.10 |
37.78 | 37.12 | 0.66 |