| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.81 | 0.88 | -0.07 |
| Feb | 1.16 | 1.29 | -0.13 |
| Mar | 1.99 | 2.10 | -0.11 |
| Apr | 3.60 | 3.39 | 0.21 |
| May | 5.15 | 5.10 | 0.05 |
| Jun | 5.14 | 5.02 | 0.12 |
| Jul | 4.17 | 4.04 | 0.13 |
| Aug | 4.34 | 4.25 | 0.09 |
| Sep | 3.60 | 3.55 | 0.05 |
| Oct | 2.79 | 2.59 | 0.20 |
| Nov | 1.86 | 1.86 | 0.00 |
| Dec | 1.32 | 1.42 | -0.10 |
35.93 | 35.49 | 0.44 |