| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.65 | 2.71 | -0.06 |
| Feb | 2.51 | 2.56 | -0.05 |
| Mar | 2.19 | 2.14 | 0.05 |
| Apr | 2.10 | 2.09 | 0.01 |
| May | 1.58 | 1.55 | 0.03 |
| Jun | 0.86 | 0.94 | -0.08 |
| Jul | 1.87 | 1.96 | -0.09 |
| Aug | 1.84 | 1.96 | -0.12 |
| Sep | 1.88 | 1.94 | -0.06 |
| Oct | 1.75 | 1.72 | 0.03 |
| Nov | 2.06 | 1.99 | 0.07 |
| Dec | 2.33 | 2.24 | 0.09 |
23.62 | 23.80 | -0.18 |