| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.61 | 0.53 | 0.08 |
| Feb | 0.74 | 0.64 | 0.10 |
| Mar | 1.12 | 1.09 | 0.03 |
| Apr | 2.77 | 2.88 | -0.11 |
| May | 3.43 | 3.52 | -0.09 |
| Jun | 3.75 | 3.86 | -0.11 |
| Jul | 2.93 | 2.86 | 0.07 |
| Aug | 2.73 | 2.71 | 0.02 |
| Sep | 2.57 | 2.43 | 0.14 |
| Oct | 1.91 | 1.94 | -0.03 |
| Nov | 0.75 | 0.75 | 0.00 |
| Dec | 0.65 | 0.62 | 0.03 |
23.96 | 23.83 | 0.13 |