| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.26 | 1.26 | 0.00 |
| Feb | 1.44 | 1.51 | -0.07 |
| Mar | 2.14 | 2.02 | 0.12 |
| Apr | 3.78 | 3.76 | 0.02 |
| May | 4.25 | 4.40 | -0.15 |
| Jun | 5.53 | 5.61 | -0.08 |
| Jul | 4.74 | 4.71 | 0.03 |
| Aug | 3.99 | 3.86 | 0.13 |
| Sep | 3.76 | 3.76 | 0.00 |
| Oct | 3.05 | 2.94 | 0.11 |
| Nov | 2.32 | 2.16 | 0.16 |
| Dec | 1.68 | 1.72 | -0.04 |
37.94 | 37.71 | 0.23 |