| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.61 | 0.68 | -0.07 |
| Feb | 0.60 | 0.63 | -0.03 |
| Mar | 1.13 | 1.16 | -0.03 |
| Apr | 1.96 | 2.06 | -0.10 |
| May | 3.20 | 3.36 | -0.16 |
| Jun | 4.35 | 4.29 | 0.06 |
| Jul | 3.93 | 4.04 | -0.11 |
| Aug | 2.91 | 2.97 | -0.06 |
| Sep | 2.94 | 2.85 | 0.09 |
| Oct | 2.56 | 2.63 | -0.07 |
| Nov | 1.03 | 1.06 | -0.03 |
| Dec | 0.74 | 0.91 | -0.17 |
25.96 | 26.64 | -0.68 |