| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.75 | 0.77 | -0.02 |
| Feb | 1.03 | 1.10 | -0.07 |
| Mar | 1.83 | 1.92 | -0.09 |
| Apr | 2.60 | 2.66 | -0.06 |
| May | 4.92 | 4.94 | -0.02 |
| Jun | 3.99 | 3.94 | 0.05 |
| Jul | 3.84 | 3.94 | -0.10 |
| Aug | 3.76 | 3.79 | -0.03 |
| Sep | 2.68 | 2.68 | 0.00 |
| Oct | 2.18 | 2.24 | -0.06 |
| Nov | 1.21 | 1.31 | -0.10 |
| Dec | 1.12 | 1.13 | -0.01 |
29.91 | 30.42 | -0.51 |