| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.01 | 5.24 | -0.23 |
| Feb | 4.59 | 4.47 | 0.12 |
| Mar | 3.36 | 3.63 | -0.27 |
| Apr | 1.75 | 1.88 | -0.13 |
| May | 1.33 | 1.55 | -0.22 |
| Jun | 0.55 | 0.57 | -0.02 |
| Jul | 0.05 | 0.07 | -0.02 |
| Aug | 0.06 | 0.06 | 0.00 |
| Sep | 0.22 | 0.24 | -0.02 |
| Oct | 1.30 | 1.19 | 0.11 |
| Nov | 2.63 | 2.45 | 0.18 |
| Dec | 4.67 | 5.16 | -0.49 |
25.52 | 26.51 | -0.99 |