| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.62 | 0.48 | 0.14 |
| Feb | 0.81 | 0.59 | 0.22 |
| Mar | 1.40 | 1.33 | 0.07 |
| Apr | 2.32 | 2.04 | 0.28 |
| May | 2.67 | 2.43 | 0.24 |
| Jun | 1.74 | 1.60 | 0.14 |
| Jul | 1.81 | 1.73 | 0.08 |
| Aug | 1.59 | 1.55 | 0.04 |
| Sep | 1.34 | 1.27 | 0.07 |
| Oct | 1.19 | 1.11 | 0.08 |
| Nov | 0.93 | 0.75 | 0.18 |
| Dec | 0.57 | 0.49 | 0.08 |
16.99 | 15.37 | 1.62 |