| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.69 | 0.71 | -0.02 |
| Feb | 0.72 | 0.76 | -0.04 |
| Mar | 1.24 | 1.20 | 0.04 |
| Apr | 2.25 | 1.95 | 0.30 |
| May | 3.17 | 3.10 | 0.07 |
| Jun | 2.09 | 2.13 | -0.04 |
| Jul | 1.25 | 1.21 | 0.04 |
| Aug | 0.77 | 0.86 | -0.09 |
| Sep | 1.55 | 1.57 | -0.02 |
| Oct | 1.91 | 1.68 | 0.23 |
| Nov | 0.90 | 0.85 | 0.05 |
| Dec | 0.72 | 0.60 | 0.12 |
17.26 | 16.62 | 0.64 |